CN214036008U

CN214036008U - Noise reduction box unit

Info

Publication number: CN214036008U
Application number: CN202022939689.8U
Authority: CN
Inventors: 汪火箭; 代俊; 王进
Original assignee: Sichuan Juchuang Xinrong Technology Co ltd
Current assignee: Sichuan Juchuang Xinrong Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-08-24
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a noise reduction box unit, including noise reduction box, noise reduction box bottom is provided with the shock pad, noise reduction box is double-phase to be provided with the accessory plate in the outside face center, the auxiliary hole has been seted up at the accessory plate center, noise reduction box top center has seted up the mounting groove, the two relative inner wall symmetries of mounting groove are provided with the spring, spring end connection has the fixed plate, be provided with the regulation barrel on the mounting groove inner wall, the inside threaded connection of regulation barrel has adjusting screw, the rectangle annular has been seted up on the mounting groove top, four group's connecting holes have been seted up on rectangle annular top, rectangle annular internally mounted has the closing cap, the closing cap is including connecting square ring and closing plate, connecting square ring top seted up with connecting hole complex through hole, through hole and connecting hole internally mounted have the gag lever post, closing plate top center is provided with the handle.

Description

Noise reduction box unit

Technical Field

The utility model relates to a noise reduction box field specifically is a noise reduction box unit.

Background

An air compressor is a device for compressing gas. The air compressor is constructed similarly to a water pump. Most air compressors are reciprocating piston type, rotating vane or rotating screw. Centrifugal compressors are very large applications. Can be divided into three categories according to the working principle: volumetric, dynamic (speed or turbine), thermal. The lubricating method can be divided into: oilless air compressors and engine oil lubricated air compressors. The properties of the material are as follows: but low noise frequency conversion, explosion-proof air compressor machine etc. According to the application, the method comprises the following steps: refrigerator compressors, air conditioning compressors, refrigeration compressors, compressors for oil fields, compressors for natural gas filling stations, rock drills, pneumatic tools, vehicle brakes, doors and windows for opening and closing, textile machinery, tires for inflating, compressors for plastic machinery, mining compressors, marine compressors, medical compressors, sand blasting and paint spraying. According to the type can be divided into: fixed, mobile, closed. When the air compressor works, the air compression mechanism performs mechanical motion to generate a large amount of noise, continuous noise causes extremely bad production environment, and people can have hearing impairment after working in the environment for a long time.

At present, chinese patent with application number cn201820032978.x discloses an air compressor environmental protection noise reduction box, including the box of making an uproar that falls, the bottom of the box of making an uproar that falls is provided with vibration damping mount, the top of the box of making an uproar that falls is provided with the case lid, vibration damping mount is last to be connected with the upset chamber door through the pivot, the scarf cut has been seted up to the lateral wall of upset chamber door, be provided with electric telescopic handle through the roating seat on the box of making an uproar that falls, electric telescopic handle's flexible end and upset chamber door swing joint still are provided with ventilative device and observation window on the box of making an uproar that falls, another lateral wall of the box of making an uproar that falls is provided with the handle, the device is convenient for load the air compressor machine, sound insulation effect is better, satisfy ventilative and sound insulation's requirement, when the air compressor machine uses the emergence vibration, vibration damping mount produces the suppression, reduce the bad effect that the vibration produced. However, when the device is used for reducing the noise of the air compressor, the noise reduction box is not internally provided with a fixing measure, and the equipment has the risk of vibration and displacement when the equipment generates noise in working operation. Based on this, the utility model designs a box unit of making an uproar falls.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a noise reduction box unit to propose in solving above-mentioned background, when using the device to carry out the air compressor machine and fall the noise, noise reduction box inside is not provided with the fixed measure, and there is the problem of the risk of vibrations aversion in equipment when the work operation produces the noise.

In order to achieve the above object, the utility model provides a following technical scheme:

a noise reduction box unit comprises a noise reduction box, wherein the bottom end of the noise reduction box is provided with a shock absorption foot pad, the centers of two outer side surfaces of the noise reduction box are provided with auxiliary plates, the center of the auxiliary plate is provided with an auxiliary hole, the center of the top end of the noise reduction box is provided with an installation groove, two opposite inner walls of the installation groove are symmetrically provided with springs, the end part of the spring is connected with a fixed plate, the inner wall of the mounting groove is provided with an adjusting screw cylinder, the inner part of the adjusting screw cylinder is connected with an adjusting screw rod through threads, the top end of the mounting groove is provided with a rectangular ring groove, the top end of the rectangular ring groove is provided with four groups of connecting holes, the rectangular ring groove is internally provided with a sealing cover which comprises a connecting rectangular ring and a sealing plate, the top end of the connecting rectangular ring is provided with a through hole matched with the connecting hole, limiting rods are arranged in the through hole and the connecting hole, and a handle is arranged at the center of the top end of the sealing plate.

Preferably, the shock attenuation callus on the sole is total four groups and the equidistant setting of symmetry is in the bottom of the case end four corners of making an uproar, supplementary hole bight is provided with the protection pad for curved structure of arc and inner wall, mounting groove top edge rectangle is similar with the case top edge rectangle of making an uproar.

Preferably, the spring is total three groups, and the equidistant setting of the spring of three groups is at an inner wall of mounting groove, in addition the equidistant setting of the same of three groups of springs is at another inner wall of mounting groove, the spring end fixing is less than the horizontal plane that the mounting groove center is located at the position of mounting groove inner wall.

Preferably, the bottom end of the fixing plate is in smooth contact with the bottom end of the mounting groove, the length of the fixing plate is greater than half of the length of the mounting groove in the direction, the adjusting screw cylinder is arranged in the center between the end portions of the two adjacent groups of springs, the length of the adjusting screw cylinder is smaller than half of the length of the spring when the spring is not deformed, and the length of the adjusting screw cylinder is slightly greater than the length of the adjusting screw cylinder.

Preferably, four groups the connecting hole sets up respectively in rectangle annular bight position, the size of dimension of connecting the square ring equals the size of dimension of rectangle annular, the size of dimension of closing plate equals the size of dimension of mounting groove top end face, gag lever post and through hole and connecting hole are screw-thread fit.

Preferably, the noise reduction box, the connecting rectangular ring and the closed plate comprise noise reduction units, each noise reduction unit comprises a sound absorption plate layer in the middle and shell protection layers on two sides, and through micropores and gaps are uniformly arranged in the sound absorption plate layer.

Compared with the prior art, the beneficial effects of the utility model are that: by arranging the spring, the fixing plate, the adjusting screw cylinder and the adjusting screw rod, when the air compressor is placed, the elastic action of the spring is utilized, the two sides of the air compressor are limited and fixed through the fixing plate, meanwhile, the position of the adjusting screw rod is adjusted by utilizing the matching of the adjusting screw cylinder and the adjusting screw rod, so that the end part of the adjusting screw rod is contacted with the air compressor, the air compressor is further fixed, and the air compressor is prevented from shifting due to vibration when working; through setting up the unit of making an uproar of falling, the sound absorption sheet layer that utilizes the middle part can adsorb the reduction to the noise that produces in the air compressor working process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings described below are only examples of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the bottom structure of the noise reduction box of the present invention;

FIG. 3 is a schematic view of the internal structure of the noise reduction box of the present invention;

FIG. 4 is a schematic view of the structure of the closure cap of the present invention;

fig. 5 is a schematic view of the noise reduction unit structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-noise reduction box, 2-shock absorption foot pad, 3-auxiliary plate, 4-auxiliary hole, 5-mounting groove, 6-spring, 7-fixing plate, 8-adjusting screw barrel, 9-adjusting screw rod, 10-rectangular ring groove, 11-connecting hole, 12-connecting moment ring, 13-sealing plate, 14-through hole, 15-limiting rod, 16-handle, 17-sound absorption plate layer and 18-shell protection layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the examples of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

as shown in FIG. 1, FIG. 2 and FIG. 3, a noise reduction box unit comprises a noise reduction box 1, wherein the bottom end of the noise reduction box 1 is provided with four sets of shock absorption foot pads 2, the four sets of shock absorption foot pads 2 are symmetrically arranged at four corners of the bottom end of the noise reduction box 1 at equal intervals, two opposite outer sides of the noise reduction box 1 are provided with auxiliary plates 3, the centers of the auxiliary plates 3 are provided with auxiliary holes 4, the corners of the auxiliary holes 4 are of arc-bent structures, the inner walls of the auxiliary holes are provided with protection pads, the center of the top end of the noise reduction box 1 is provided with an installation groove 5, the edge rectangle of the top end of the installation groove 5 is similar to the edge rectangle of the top end of the noise reduction box 1, the two sets of the installation groove 5 are symmetrically provided with springs 6, the three sets of springs 6 are arranged at equal intervals on one inner wall of the installation groove 5, the horizontal plane where the ends of the springs 6 are fixed on the inner wall of the installation groove 5 is lower than the horizontal plane where the center of the installation groove 5 is located, the end parts of the springs 6 are connected with a fixing plate 7, the bottom ends of the fixing plate 7 are in smooth contact with the bottom end of the mounting groove 5, the length of the fixing plate 7 is greater than half of the length of the mounting groove 5 in the direction, an adjusting screw cylinder 8 is arranged on the inner wall of the mounting groove 5, the adjusting screw cylinder 8 is arranged in the center between the end parts of the two adjacent groups of springs 6, the length of the adjusting screw cylinder 8 is less than half of the length of the springs 6 when the springs 6 are not deformed, an adjusting screw rod 9 is connected to the inner part of the adjusting screw cylinder 8 in a threaded mode, the length of the adjusting screw rod 9 is slightly greater than the length of the adjusting screw cylinder 8, a rectangular ring groove 10 is formed in the top end of the mounting groove 5, four groups of connecting holes 11 are formed in the top end of the rectangular ring groove 10, and the four groups of connecting holes 11 are respectively arranged at the corner positions of the rectangular ring groove 10;

as shown in fig. 4 and 5, a sealing cover is installed inside the rectangular ring groove 10, the sealing cover includes a connecting rectangular ring 12 and a sealing plate 13, the size of the connecting rectangular ring 12 is equal to the size of the rectangular ring groove 10, the size of the sealing plate 13 is equal to the size of the top end face of the installation groove 5, a through hole 14 matched with the connecting hole 11 is formed in the top end of the connecting rectangular ring 12, a limiting rod 15 is installed inside the through hole 14 and the connecting hole 11, a handle 16 is arranged at the center of the top end of the sealing plate 13, the limiting rod 15, the through hole 14 and the connecting hole 11 are in threaded fit, the noise reduction box 1, the connecting rectangular ring 12 and the sealing plate 13 both include noise reduction units, each noise reduction unit includes a sound absorption plate layer 17 in the middle and shell protection layers 18 on both sides, and through micropores and gaps are uniformly arranged inside the sound absorption plate layer 17.

One specific application of this embodiment is: external air compressor equipment is placed in the mounting groove 5, the two sides of the air compressor are fixed through the fixing plates 7 on the two sides by utilizing the elastic extrusion action of the spring 6, then, the position of the adjusting screw 9 is adjusted by utilizing the thread matching of the adjusting screw cylinder 8 and the adjusting screw 9, the end part of the adjusting screw 9 is contacted with the side surface of the air compressor, the displacement of the air compressor caused by the vibration generated when the air compressor runs is avoided, meanwhile, the existence of the spring can weaken the vibration generated in the operation process of the air compressor to a certain extent, finally, the sealing plate 13 is arranged at the top end of the mounting groove 5 by utilizing the matching of the sealing cover and the rectangular ring groove, the fixing of the sealing cover is realized by utilizing the threaded matching of the limiting rod 15, the through hole 14 and the connecting hole 11, through setting up the unit of making an uproar of falling, utilize the sound absorption sheet layer 17 in middle part can adsorb the reduction to the noise that produces in the air compressor working process.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A noise reduction box unit comprises a noise reduction box (1), and is characterized in that: the damping foot pad (2) is arranged at the bottom end of the noise reduction box (1), an auxiliary plate (3) is arranged at the center of the outer side surface of the noise reduction box (1), an auxiliary hole (4) is formed in the center of the auxiliary plate (3), a mounting groove (5) is formed in the center of the top end of the noise reduction box (1), springs (6) are symmetrically arranged on the inner wall of the mounting groove (5), a fixing plate (7) is connected to the end portion of each spring (6), an adjusting screw cylinder (8) is arranged on the inner wall of the mounting groove (5), an adjusting screw rod (9) is connected to the inner portion of each adjusting screw cylinder (8) in a threaded manner, a rectangular ring groove (10) is formed in the top end of the mounting groove (5), four groups of connecting holes (11) are formed in the top end of the rectangular ring groove (10), a sealing cover is arranged inside the rectangular ring groove (10) and comprises a connecting moment ring (12) and a sealing plate (13), connecting the through hole (14) of square ring (12) top and having seted up with connecting hole (11) complex, through hole (14) and connecting hole (11) internally mounted have gag lever post (15), closed plate (13) top center is provided with handle (16).

2. A noise attenuation box unit as defined in claim 1, wherein: shock attenuation callus on the sole (2) total four groups and symmetry equidistant setting are in noise reduction box (1) bottom four corners, auxiliary hole (4) bight is provided with the protection pad for curved structure of arc and inner wall on, mounting groove (5) top edge rectangle is similar with noise reduction box (1) top edge rectangle.

3. A noise attenuation box unit as defined in claim 1, wherein: the spring (6) is three groups in total, and the equidistant setting of spring (6) of three groups is in an inner wall of mounting groove (5), in addition the equidistant setting of spring (6) of three groups is in another inner wall of mounting groove (5) equally, the position of spring (6) end fixing at mounting groove (5) inner wall is located the horizontal plane and is less than the horizontal plane that mounting groove (5) center was located.

4. A noise attenuation box unit as defined in claim 3, wherein: the bottom end of the fixing plate (7) is in smooth contact with the bottom end of the mounting groove (5), the length of the fixing plate (7) is greater than half of the length of the mounting groove (5) in the direction, the adjusting screw cylinder (8) is arranged in the center between the end parts of the two adjacent groups of springs (6), the length of the adjusting screw cylinder (8) is smaller than half of the length of the springs (6) which are not deformed, and the length of the adjusting screw rod (9) is slightly greater than the length of the adjusting screw cylinder (8).

5. A noise attenuation box unit as defined in claim 1, wherein: four groups connecting hole (11) set up respectively in rectangle annular (10) bight position, the size of a dimension of connecting square ring (12) equals the size of a dimension of rectangle annular (10), the size of a dimension of closing plate (13) equals the size of a dimension of mounting groove (5) top end face, gag lever post (15) and through hole (14) and connecting hole (11) are screw-thread fit.

6. A noise attenuation box unit as defined in claim 1, wherein: the noise reduction box (1), the connecting rectangular ring (12) and the closing plate (13) comprise noise reduction units, the noise reduction units comprise sound absorption plate layers (17) in the middle and shell protection layers (18) on two sides, and through micropores and gaps are uniformly arranged inside the sound absorption plate layers (17).