CN210788345U

CN210788345U - Low-noise cleaning equipment

Info

Publication number: CN210788345U
Application number: CN201921140807.XU
Authority: CN
Inventors: 关学艳
Original assignee: Tianjin Jintongzheng Water Treatment Technology Development Co ltd
Current assignee: Tianjin Jintongzheng Water Treatment Technology Development Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-06-19
Anticipated expiration: 2029-07-19

Abstract

The utility model provides a low-noise cleaning device, which comprises a cleaning machine body and a compressor arranged in the cleaning machine body; the cleaning machine body is internally provided with a sound insulation mechanism, and the sound insulation mechanism comprises a shell wrapped outside the compressor and a honeycomb sound insulation plate arranged in the shell; the shell is provided with an air inlet pipe and an air outlet pipe, and a sound insulation assembly is arranged at the position, corresponding to the air outlet pipe, on the shell. The utility model has reasonable design, low noise and is beneficial to the use of operators, and the shell can well isolate the noise emitted by the compressor by arranging the sound insulation mechanism in the cleaning machine, thereby reducing the noise decibel of the cleaning machine during working and being beneficial to the health of the operators; through set up amortization subassembly and syllable-dividing subassembly on the casing, greatly reduced the noise from intake pipe or the possibility that the outlet duct spreads, furthest's reduction the noise of this kind of cleaning machine during operation.

Description

Low-noise cleaning equipment

Technical Field

The utility model belongs to the high pressure cleaner field especially relates to a low noise cleaning equipment.

Background

The cleaning machine can be used for cleaning automobiles, floors, walls and the like, and is a cleaning tool with wide application. The existing cleaning machine can generate larger noise in the working process, is difficult to bear by users and surrounding people, and can hurt eardrum after a long time. The noise of cleaning machine mainly comes from the compressor in the cleaning machine body, and although there is the casing cleaning machine body outside, most compressor noise still very easily conducts out through air-supply line or air-out pipe, therefore the noise pollution problem of cleaning machine that needs to solve urgently.

Disclosure of Invention

In view of this, the present invention aims to overcome the above-mentioned drawbacks of the prior art and to provide a low-noise cleaning apparatus.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a low-noise cleaning device comprises a cleaning machine body and a compressor arranged in the cleaning machine body; the cleaning machine body is internally provided with a sound insulation mechanism, and the sound insulation mechanism comprises a shell wrapped outside the compressor and a honeycomb sound insulation plate arranged in the shell; the shell is provided with an air inlet pipe and an air outlet pipe, and a sound insulation assembly is arranged on the shell corresponding to the air outlet pipe; the sound insulation assembly comprises a silencing cotton block arranged on the shell, and a U-shaped groove for collecting wind is formed in one side, facing the compressor, of the silencing cotton block; the air outlet pipe is communicated with the U-shaped groove, and the inner wall of the U-shaped groove is covered with egg lattice noise reduction cotton sheets; the air inlet pipe is provided with a silencing assembly, the silencing assembly comprises a silencing cover wrapped outside the air inlet pipe and a plurality of spoilers staggered in the air inlet pipe, and gaps facilitating air to enter exist among the spoilers.

Furthermore, the position that corresponds the tuber pipe on the casing is equipped with the sound-proof housing, the sound-proof housing and tuber pipe intercommunication are equipped with several layers of otter boards in the sound-proof housing, are equipped with the air outlet nozzle on the sound-proof housing.

Furthermore, vacuum sound insulation layers are arranged in the sound-proof housing and the sound-proof housing.

Furthermore, a concave part for reflecting noise is arranged on one side of the spoiler facing the shell.

Furthermore, the concave part is provided with a silencing sheet.

Furthermore, superfine glass wool is filled between the silencing cover and the air suction pipe.

Compared with the prior art, the utility model discloses following advantage has:

the utility model has reasonable design, low noise and is beneficial to the use of operators, and the shell can well isolate the noise emitted by the compressor by arranging the sound insulation mechanism in the cleaning machine, thereby reducing the noise decibel of the cleaning machine during working and being beneficial to the health of the operators; through set up amortization subassembly and syllable-dividing subassembly on the casing, greatly reduced the noise from intake pipe or the possibility that the outlet duct spreads, furthest's reduction the noise of this kind of cleaning machine during operation.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

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

fig. 2 is a schematic structural view of a sound insulation mechanism in an embodiment of the present invention;

FIG. 3 is a schematic structural view of a soundproof cover in an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a silencing assembly in an embodiment of the present invention.

Description of reference numerals:

1-cleaning machine body; 2-a compressor; 3-a shell; 4-a sound-deadening cotton block; 5-a sound-proof cover; 6-air outlet nozzle; 7-an air inlet pipe; 8-a spoiler; 801-a recess; 9-honeycomb acoustic panel; 10-egg grid silencing cotton piece; 11-an air outlet pipe; 12-U-shaped groove; 13-vacuum sound insulation layer; 14-mesh plate; 15-silencing cover; 16-superfine glass wool; 17-silencing sheet.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A low-noise cleaning device is shown in figures 1 to 4 and comprises a cleaning machine body 1 and a compressor 2 arranged in the cleaning machine body 1; a sound insulation mechanism is arranged in the cleaning machine body 1, and comprises a shell 3 wrapped outside the compressor 2 and a honeycomb sound insulation plate 9 arranged in the shell 3; an air inlet pipe and an air outlet pipe are arranged on the shell 3, and a sound insulation component is arranged on the shell 3 corresponding to the air outlet pipe; the sound insulation assembly comprises a silencing cotton block 4 arranged on the shell 3, and a U-shaped groove 12 for collecting wind is formed in one side, facing the compressor 2, of the silencing cotton block 4; the air outlet pipe is communicated with the U-shaped groove 12, and the inner wall of the U-shaped groove 12 is covered with an egg lattice noise reduction cotton piece 10;

honey nest acoustic celotex board can adopt aluminium system honeycomb acoustic celotex board 9, aluminium system honeycomb acoustic celotex board 9 isolated noise not only can be fine, outside the noise of avoiding compressor 2 passed to casing 3, aluminium system honeycomb acoustic celotex board 9 still has good heat conductivility moreover, can not influence compressor 2's heat dissipation, make unnecessary radiator fan or reserve the heat dissipation clearance of adorning again on casing 3, the sound-proof quality of casing 3 self has been improved greatly, (of course, the casing must not be for totally enclosed structure, the position that has the structure to pass will leave the via hole).

The U-shaped groove 12 on the silencing cotton block 4 can gather air, so that compressed air can be discharged through the air outlet pipe more quickly, and the U-shaped groove 12 can also play a role in gathering and reflecting noise, so that the noise generated by the compressor 2 and the air flowing can be isolated in the shell, and the noise is prevented from being transmitted out of the top of the shell; the silencing cotton block 4 and the egg-grid silencing cotton piece 10 can also absorb noise, so that the noise decibel in the shell is reduced, and the noise transmitted out of the shell is further reduced.

A sound-proof housing 5 is arranged on the shell 3 corresponding to the air outlet pipe, the sound-proof housing 5 is communicated with the air outlet pipe, a plurality of layers of screen plates 14 are arranged in the sound-proof housing 5, and an air outlet nozzle 6 is arranged on the sound-proof housing; the vacuum sound insulation layer 13 is arranged in the sound-proof cover 15 and the sound-proof cover 5, the sound insulation effect of the vacuum sound insulation layer 13 is better, and noise can be prevented from being transmitted out of the sound-proof cover 15/the sound-proof cover; the screen plate 14 arranged in the sound-proof housing can further absorb and isolate the noise transmitted out from the air outlet pipe, and the possibility of transmitting the noise out from the air outlet pipe is greatly reduced by arranging the sound-proof housing 5 and the screen plate 14.

The air inlet pipe is provided with a silencing assembly, the silencing assembly comprises a silencing cover 15 wrapped outside the air inlet pipe and a plurality of spoilers 8 arranged in the air inlet pipe in a staggered mode, and gaps convenient for air to enter are formed among the spoilers 8; the spoilers 8 can be arranged around the inner wall of the air inlet pipe in a star shape, the area which can be shielded by the spoilers 8 arranged in the star shape is larger, and meanwhile, the normal air flow in the air inlet pipe cannot be influenced, the spoilers 8 can well isolate and reflect noise, and can reflect the noise in the shell back, so that the noise is prevented from being transmitted out of the air inlet pipe; and the spoilers arranged in a staggered way can also disturb the flow of air, so that the air is prevented from generating noise in the process of being sucked into the air inlet pipe.

One side of the spoiler 8 facing the shell 3 is provided with a concave part 801 for reflecting noise, the concave part 801 is provided with a silencing sheet 17, the silencing sheet 17 can also be an egg-shaped grid silencing cotton sheet, the concave part 801 can play the same role as a U-shaped groove, and noise transmitted in the shell can be better isolated.

Superfine glass silk floss 16 is filled between the noise reduction cover 15 and the air suction pipe, the superfine glass silk floss 16 has good suction capacity, and the superfine glass silk floss 16 and the vacuum sound insulation layer 13 in the noise reduction cover 15 can form a double sound insulation structure, so that the sound insulation effect of the noise reduction cover is greatly improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A low noise cleaning equipment which characterized in that: comprises a cleaning machine body and a compressor arranged in the cleaning machine body; the cleaning machine body is internally provided with a sound insulation mechanism, and the sound insulation mechanism comprises a shell wrapped outside the compressor and a honeycomb sound insulation plate arranged in the shell; the shell is provided with an air inlet pipe and an air outlet pipe, and a sound insulation assembly is arranged on the shell corresponding to the air outlet pipe; the sound insulation assembly comprises a silencing cotton block arranged on the shell, and a U-shaped groove for collecting wind is formed in one side, facing the compressor, of the silencing cotton block; the air outlet pipe is communicated with the U-shaped groove, and the inner wall of the U-shaped groove is covered with egg lattice noise reduction cotton sheets; the air inlet pipe is provided with a silencing assembly, the silencing assembly comprises a silencing cover wrapped outside the air inlet pipe and a plurality of spoilers staggered in the air inlet pipe, and gaps facilitating air to enter exist among the spoilers.

2. A low noise cleaning apparatus according to claim 1, wherein: the position that corresponds the tuber pipe on the casing is equipped with the sound-proof housing, the sound-proof housing is equipped with several layers of otter boards with tuber pipe intercommunication in the sound-proof housing, be equipped with the mouth of giving vent to anger on the sound-proof housing.

3. A low noise cleaning apparatus according to claim 2, wherein: and vacuum sound insulation layers are arranged in the sound-proof housing and the sound-proof housing.

4. A low noise cleaning apparatus according to claim 1, wherein: and one side of the spoiler facing the shell is provided with a concave part for reflecting noise.

5. A low noise cleaning apparatus according to claim 4, wherein: the concave part is provided with a silencing sheet.

6. A low noise cleaning apparatus according to claim 1, wherein: superfine glass wool is filled between the silencing cover and the air suction pipe.