CN210805212U

CN210805212U - Efficient noise-reduction urea machine

Info

Publication number: CN210805212U
Application number: CN201921563157.XU
Authority: CN
Inventors: 刘文革; 褚拥军; 张英平; 刘玉平; 于红; 蒋喜元
Original assignee: Shijiazhuang Zhongdong Carbon Co ltd
Current assignee: Shijiazhuang Zhongdong Carbon Co ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-06-19
Anticipated expiration: 2029-09-19

Abstract

The utility model discloses a urea machine of high-efficient noise reduction, including the urea casing, the inner wall of urea casing bonds and has inhales the sound cotton, inhale the internal installation damping device of sound cotton, the inner wall of inhaling the sound cotton bonds and has the abatvoix, the inside of abatvoix has seted up the sound insulation cavity, the size of inhaling the sound cotton matches with the internal size of urea casing, damping device comprises a plurality of damping units, and through the hinge connection between the adjacent damping unit, the inside of damping unit has seted up the damping cavity, the damping cavity two correspond the inner wall with the body and be provided with the slide bar, the middle part department of slide bar has cup jointed the damping piece, the outer wall of slide bar has cup jointed two reset springs, two reset springs are symmetrical about the center of slide bar; through the cooperation of above device use, can reduce the urea machine and transmit its self outside sound wave, and then reduced the production of noise to the required device of this process is simple, and is with low costs, and noise reduction effect is obvious.

Description

Efficient noise-reduction urea machine

Technical Field

The utility model relates to a urea machine falls the relevant technical field of making an uproar, specifically is a high-efficient urea machine of making an uproar that falls.

Background

The urea machine can produce the vibration when the operation, and then produces the noise, and traditional noise reduction mode is realized through the medium that changes the sonic wave transmission, and this mode need be used multiple material, and the cost is higher to noise reduction effect is not obvious, so urgently need a device that can fall the noise from the noise source, and simple structure, noise reduction effect is good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a urea machine of making an uproar falls in high efficiency to the mode cost of making an uproar is higher in the tradition of proposing in solving above-mentioned background art, and the obscure problem of noise reduction effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a urea machine of making an uproar falls in high efficiency, includes the urea casing, the inner wall of urea casing bonds and has inhales the sound cotton, inhale the cotton internally mounted of sound and have damping device, it bonds and has the abatvoix to inhale the cotton inner wall of sound, the sound insulation cavity has been seted up to the inside of abatvoix.

Preferably, the thickness of the sound absorption cotton is 0.5-1cm, and the size of the sound absorption cotton is matched with the inner size of the urea machine shell.

Preferably, the damping device is composed of a plurality of damping units, the adjacent damping units are connected through hinges, a damping cavity is formed in each damping unit, a sliding rod is arranged on the same corresponding inner wall of each damping cavity, and a damping block is sleeved at the middle of each sliding rod.

Preferably, the outer wall of the sliding rod is sleeved with two return springs, the two return springs are symmetrical about the center of the sliding rod, and two ends of each return spring are fixed to the side face of the damping block and the inner wall of the damping cavity respectively.

Preferably, the number of the sound-absorbing plates is 6, the 6 sound-absorbing plates are respectively matched with the inner wall of the urea machine shell, and the length and the width of the 6 sound-absorbing plates are 1-1.5cm smaller than the corresponding inner wall of the urea machine shell.

Preferably, the sound insulation chamber comprises a plurality of sound insulation holes, the sound insulation holes are regular hexagons, the sound insulation holes are arranged in a honeycomb shape, and two ends of the sound insulation holes are attached to the inner wall of the sound insulation chamber.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through inside honeycomb syllable-dividing hole that is of abatvoix, can be with the partly of urea machine produced sound wave, be confined in the inside in syllable-dividing hole, through the vibrations that separates the inside air in sound hole, and adjacent separate the resonance between the sound hole, can be with the energy consumption of sound wave partly, remaining sound wave energy passes through the sliding friction consumption between damping piece and the slide bar, can reduce the sound wave that transmits the urea casing outside, and then reduced the production of noise, and this process required device is simple, low cost, the noise reduction effect is obvious.

2. Through the reset spring, the back-and-forth sliding speed of the damping block on the sliding rod can be increased, and the consumption of sound wave energy is accelerated.

Drawings

FIG. 1 is a schematic side sectional view of a urea casing according to an embodiment of the present invention;

fig. 2 is a schematic view of the connection of the urea casing according to the embodiment of the present invention.

In the figure: 1. a urea case; 2. sound-absorbing cotton; 3. a damping device; 31. a damping unit; 32. a damping chamber; 33. a slide bar; 34. a damping block; 35. a return spring; 4. a sound-absorbing panel; 5. a sound-insulating chamber; 51. sound insulation holes.

Detailed Description

In order to solve the noise problem fundamentally, reduce the required cost and improve the noise reduction effect, the urea machine with high efficiency and noise reduction is particularly provided. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present embodiment provides a urea machine with high noise reduction efficiency, which includes a urea machine housing 1, a sound-absorbing cotton 2 adhered to an inner wall of the urea machine housing 1, a damping device 3 installed inside the sound-absorbing cotton 2, a sound-absorbing board 4 adhered to an inner wall of the sound-absorbing cotton 2, and a sound-insulating cavity 5 formed inside the sound-absorbing board 4.

Wherein, the thickness of the sound absorption cotton 2 is between 0.5 cm and 1cm, and the size of the sound absorption cotton 2 is matched with the internal size of the urea machine shell 1.

The damping device 3 is composed of a plurality of damping units 31, the adjacent damping units 31 are connected through hinges, a damping cavity 32 is formed in the damping units 31, two corresponding inner walls of the damping cavity 32 are integrally provided with a sliding rod 33, and a damping block 34 is sleeved at the middle part of the sliding rod 33.

Two return springs 35 are sleeved on the outer wall of the sliding rod 33, the two return springs 35 are symmetrical about the center of the sliding rod 33, and two ends of each return spring 35 are fixed with the side surface of the damping block 34 and the inner wall of the damping chamber 32 respectively.

6 sound-absorbing boards 4 are arranged, the 6 sound-absorbing boards 4 are respectively matched with the inner wall of the urea machine shell 1, and the length and the width of the 6 sound-absorbing boards 4 are smaller than the corresponding 1-1.5cm of the inner wall of the urea machine shell 1.

In this embodiment, a part of the sound waves generated by the urea machine can be confined in the sound-insulating hole 51 through the sound-insulating hole 51 in the sound-insulating plate 4, and the sound waves bounce back and forth in the sound-insulating hole 51 to cause resonance of air in the sound-insulating hole 51 and resonance between adjacent sound-insulating holes 51, so that a part of the energy of the sound waves can be consumed, the energy of the sound waves penetrating through the sound-insulating plate 4 is reduced, the remaining energy of the sound waves is consumed through sliding friction between the damping block 34 and the slide bar 33, and when the damping block 34 slides back and forth on the outer wall of the slide bar 33, the sliding speed of the damping block 34 on the outer wall of the slide bar 33 can be increased under the stretching and compressing of the return spring 35, thereby increasing the noise reduction.

Through the cooperation of above device use, can reduce the urea machine and transmit its self outside sound wave, and then reduced the production of noise to the required device of this process is simple, and is with low costs, and noise reduction effect is obvious.

Example 2

Referring to fig. 1, a further improvement is made on the basis of embodiment 1: the sound insulation holes 51 are regular hexagons, and a plurality of sound insulation holes 51 are arranged in a honeycomb shape, both ends of the sound insulation holes 51 are attached to the inner wall of the sound insulation chamber 5, and each sound insulation hole 51 is sealed and independent, so that the efficiency of reducing the sound wave energy can be improved on a certain plane.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a urea machine of making an uproar falls in high efficiency, includes urea casing (1), its characterized in that: the inner wall of urea casing (1) bonds and has inhales sound cotton (2), the internally mounted who inhales sound cotton (2) has damping device (3), the inner wall that inhales sound cotton (2) bonds and has abatvoix (4), sound insulation cavity (5) have been seted up to the inside of abatvoix (4).

2. A high efficiency noise reducing urea machine as claimed in claim 1, wherein: the thickness of the sound absorption cotton (2) is 0.5-1cm, and the size of the sound absorption cotton (2) is matched with the inner size of the urea machine shell (1).

3. A high efficiency noise reducing urea machine as claimed in claim 1, wherein: damping device (3) comprise a plurality of damping unit (31), and pass through hinge connection between adjacent damping unit (31), damping cavity (32) have been seted up to the inside of damping unit (31), two corresponding inner walls of damping cavity (32) are provided with slide bar (33) with the body, damping piece (34) have been cup jointed in the middle part department of slide bar (33).

4. A high efficiency noise reducing urea machine as claimed in claim 3, wherein: the outer wall of the sliding rod (33) is sleeved with two return springs (35), the two return springs (35) are symmetrical about the center of the sliding rod (33), and two ends of each return spring (35) are fixed to the side face of the damping block (34) and the inner wall of the damping cavity (32) respectively.

5. A high efficiency noise reducing urea machine as claimed in claim 1, wherein: 6 sound-absorbing boards (4) are arranged, the 6 sound-absorbing boards (4) are respectively matched with the inner wall of the urea casing body (1), and the length and the width of the 6 sound-absorbing boards (4) are smaller than the inner wall of the corresponding urea casing body (1) by 1-1.5 cm.

6. A high efficiency noise reducing urea machine as claimed in claim 1, wherein: the sound insulation chamber (5) comprises a plurality of sound insulation holes (51), the sound insulation holes (51) are regular hexagons, the sound insulation holes (51) are arranged into honeycombs, and two ends of the sound insulation holes (51) are attached to the inner wall of the sound insulation chamber (5).