CN217885926U - Silencing device and curtain cleaning robot - Google Patents

Abstract

An embodiment of the utility model provides a silencing device and curtain cleaning machines people. The silencer comprises a shell, silencing fins and sound absorption cotton, wherein an air outlet and a plurality of air inlets are formed in the shell, the air inlets are used for communicating a plurality of fans, a flow passage communicated with the air inlets and the air outlet is formed in the shell, the silencing fins are arranged in the flow passage, and the sound absorption cotton is filled between the silencing fins and the inner wall of the shell. Silencing device's compact structure, the volume is less, is convenient for install in curtain cleaning robot for carry out the amortization to the fan, solve the big problem of curtain cleaning robot noise, be favorable to curtain cleaning robot's popularization and application.

Description

Silencing device and curtain cleaning robot

Technical Field

The utility model relates to a cleaning robot technical field particularly, relates to an silencing device and curtain cleaning robot.

Background

The existing curtain wall cleaning robot adopts a vacuum sucker to adsorb on a wall surface or a glass surface, so that a vacuumized vacuum fan is generally arranged in the curtain wall cleaning robot, and some machines are also required to be provided with a water-vapor separation fan. Sometimes, the fans are not only respectively arranged one according to the actual conditions of the machine, and a plurality of fans exist.

Therefore, the curtain wall cleaning robot has the problems that a plurality of fans operate simultaneously during working, and noise is loud, and basically operates outside various buildings in cities, so that noise pollution is caused, and application and popularization of the curtain wall cleaning robot are limited.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an silencing device and curtain cleaning machines people, it can carry out the amortization simultaneously to a plurality of fans in the curtain cleaning machines people, and noise abatement's production is favorable to curtain cleaning machines people's application and popularization.

The embodiment of the utility model discloses a can realize like this:

in a first aspect, the embodiment of the utility model provides a silencing device, silencing device include casing, amortization fin and inhale the sound cotton, have seted up air outlet and a plurality of air intake on the casing, and a plurality of air intakes are used for communicateing a plurality of fans, and the casing is inside still to be provided with the runner with air intake and air outlet intercommunication, and amortization fin sets up in the runner, inhales the sound cotton packing of sound between the inner wall of amortization fin and casing.

The beneficial effects of the silencing device that this embodiment provided include:

1. the noise reduction device is compact in structure and small in size, is convenient to install in the curtain wall cleaning robot, is used for reducing noise of the fan, solves the problem of high noise of the curtain wall cleaning robot, and is beneficial to popularization and application of the curtain wall cleaning robot;

2. the silencing device is provided with a plurality of air inlets, can be simultaneously connected with a plurality of fans in the curtain wall cleaning robot, and can simultaneously carry out silencing on the fans so as to reduce the generation of noise;

3. the silencer is internally provided with silencing fins and sound absorbing cotton, the silencing fins and the sound absorbing cotton act synergistically to reduce wind speed, reduce noise and realize good noise reduction effect.

In an optional embodiment, two ends in the shell are respectively provided with an air inlet cavity and an air outlet cavity, the air inlet cavity and the air outlet cavity are respectively communicated with two ends of the flow channel, a plurality of air inlets are converged to the air inlet cavity through an air inlet pipeline, and the air outlet cavity is communicated with the air outlets.

Like this, through setting up the air inlet chamber and going out the air cavity, avoid every air inlet all to set up the runner alone to simplify equipment structure, realize miniaturized design, moreover, be favorable to designing the bore of runner great, accelerate to reduce gaseous velocity of flow, improve noise cancelling effect.

In an alternative embodiment, the plurality of air inlets are all arranged at the bottom of the shell, and the air outlet is arranged at the top of the shell.

Like this, be convenient for install a plurality of fans in silencing device's bottom, range upon range of setting like this, can reduce the occupation to the chassis area, be convenient for other necessary parts and install on the chassis, be favorable to realizing curtain cleaning robot's miniaturized design.

In an alternative embodiment, each air inlet communicates with the air inlet chamber via an air inlet duct which extends along the bottom of the housing.

Like this, be convenient for arrange the position of each air intake in a flexible way to every air intake is connected with a fan, and moreover, the admission line all sets up in the bottom of casing, can not increase the volume of how many devices.

In an optional embodiment, the housing further has an air outlet pipe, the air outlet cavity is communicated to the air outlet through the air outlet pipe, and the air outlet pipe is parallel to the flow channel.

Therefore, the position of the air outlet is convenient to flexibly arrange, air flow discharged from the air outlet does not influence other parts, and the air flow is convenient to smoothly discharge out of the curtain wall cleaning robot. And the air outlet pipeline and the flow channel are arranged in parallel, so that the volume of the device cannot be increased.

In an alternative embodiment, the housing includes a housing main body and an end cap, the air outlet pipe and the flow passage are both disposed in the housing main body, and the end cap is connected with the housing main body to form an air outlet cavity communicated with the air outlet pipe and the flow passage.

Like this, be split type with the casing design, not only be favorable to silencing device's design and manufacturing, moreover, be convenient for wash and maintain silencing device inside.

In an alternative embodiment, the vertical cross-section of the housing is waist-shaped.

Like this, the casing crouches in curtain cleaning machines people's inside horizontally, and the space that occupies is less, and the sectional area of inside runner is great moreover, can hold the air current of more flow and pass through, realizes higher amortization efficiency.

In a second aspect, the embodiment of the utility model provides a curtain cleaning robot, curtain cleaning robot includes:

the above-mentioned silencing device;

and the outlets of the fans are respectively connected to a plurality of air inlets of the silencer.

Like this, the amortization is realized through same silencing device to a plurality of fans homoenergetic in the curtain cleaning robot, reduces the noise of curtain cleaning robot in the course of the work.

In an alternative embodiment, the blower includes a moisture separator blower and a vacuum blower.

Like this, to the curtain cleaning robot who has steam separation fan and vacuum fan simultaneously, adopt a silencing device, just can realize the amortization to steam separation fan and vacuum fan.

In an optional embodiment, the curtain wall cleaning robot further comprises a chassis, an adsorption component and a support, the support is arranged on one side of the chassis, the adsorption component is arranged on the other side of the chassis, the vacuum fan and the water-vapor separation fan are arranged on the support, and the silencing device is arranged above the vacuum fan and the water-vapor separation fan and communicated with the vacuum fan and the water-vapor separation fan.

Like this, adsorption component, chassis, fan and silencing device stack gradually and set up, and wherein, vacuum fan and steam-water separation fan are with layer setting, have reduced the area that these parts occupy the chassis, are favorable to the miniaturized design of chassis area, also are favorable to whole equipment to realize miniaturized design.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a first viewing angle of a silencer according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a second viewing angle of the silencer according to the first embodiment of the present invention;

FIG. 3 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is an exploded schematic view of a silencer according to a first embodiment of the present invention;

fig. 5 is a schematic structural view of a curtain wall cleaning robot according to a second embodiment of the present invention.

Icon: 100-a silencer; 200-a curtain wall cleaning robot; 1-a shell; 11-a housing body; 12-an end cap; 13-air inlet; 14-air outlet; 15-an air inlet cavity; 16-an air outlet cavity; 17-a flow channel; 2-silencing fins; 3-sound absorbing cotton; 4-an air inlet duct; 5-an air outlet pipeline; 6-an adsorption component; 7-a chassis; 8-gas buffer filter cartridge; 9-a scaffold; 91-mounting holes; 92-a mounting groove; 10-a vacuum fan; 20-water-vapor separation fan.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the directions or positional relationships indicated by the terms "up", "down", "inside", "outside", etc. appear based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, it is only for convenience of describing the present invention and simplifying the description, but not for indicating or implying that the indicated device or element must have a specific direction, be constructed and operated in a specific direction, and therefore, should not be construed as limiting the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are only used to distinguish one description from another and are not to be construed as indicating or implying relative importance.

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

First embodiment

Referring to fig. 1 to 3, the present embodiment provides a silencer 100, where the silencer 100 includes a casing 1, silencing fins 2 (see fig. 3), and a sound-absorbing cotton 3 (see fig. 3).

The vertical section of the housing 1 is waist-shaped. In this way, the housing 1 lies in the interior of the curtain wall cleaning robot 200, and occupies a small space, and the cross-sectional area of the internal flow passage 17 is large, so that a large flow of air can be accommodated, and high noise reduction efficiency can be achieved.

The housing 1 is provided with an air outlet 14 and a plurality of air inlets 13, the plurality of air inlets 13 are used for communicating with a plurality of fans, and the number of the air inlets 13 can be determined according to the number of the fans in the curtain wall cleaning robot 200. In this embodiment, the number of the air inlets 13 is four, so that four fans can be simultaneously silenced, thereby reducing noise.

The casing 1 is further provided with a flow passage 17 (see fig. 3 and 4) communicating with the air inlet 13 and the air outlet 14, the silencing fins 2 are disposed in the flow passage 17, and the sound absorbing cotton 3 is filled between the silencing fins 2 and the inner wall of the casing 1. Like this, the inside amortization fin 2 and the cotton 3 of inhaling sound that is provided with of silencing device 100, the two acts on in coordination and reduces the wind speed, and noise reduction can realize good noise reduction.

Referring to fig. 1 and 2, a plurality of air inlets 13 are formed at the bottom of the housing 1. Therefore, the fans are convenient to be arranged at the bottom of the silencer 100, and the fans are arranged in a stacked mode, so that the occupied area of the chassis 7 can be reduced, other necessary parts can be conveniently arranged on the chassis 7, and the small-sized design of the curtain wall cleaning robot 200 is facilitated.

The air outlet 14 is arranged at the top of the shell 1, so that the outlet air cannot directly blow to other parts (including the shell of the equipment), and the air is favorably and smoothly discharged out of the equipment.

Referring to fig. 3, the arrows inside the sound device 100 in fig. 3 indicate the direction of the airflow. An air inlet cavity 15 and an air outlet cavity 16 are respectively arranged at two ends in the shell 1, the air inlet cavity 15 and the air outlet cavity 16 are respectively communicated with two ends of the flow channel 17, the air inlets 13 are converged to the air inlet cavity 15 through the air inlet pipeline 4, and the air outlet cavity 16 is communicated with the air outlet 14. Like this, through setting up air inlet chamber 15 and play air cavity 16, avoid every air inlet all to set up runner 17 alone to simplify equipment structure, realize miniaturized design, moreover, be favorable to designing runner 17's bore great, accelerate the velocity of flow that reduces gas, improve noise cancelling effect.

Referring to fig. 1, each intake port 13 is connected to an intake chamber 15 through an intake duct 4, and the intake duct 4 extends along the bottom of the housing 1. Like this, be convenient for arrange the position of each air intake 13 in a flexible way to every air intake 13 is connected with a fan, and moreover, inlet duct 4 all sets up in the bottom of casing 1, can not increase the volume of how many devices.

The housing 1 further has an air outlet pipe 5 (see fig. 1 and 4), the air outlet cavity 16 is connected to the air outlet 14 through the air outlet pipe 5, and the air outlet pipe 5 is parallel to and parallel to the flow channel 17. Therefore, the position of the air outlet is convenient to flexibly arrange, the air flow discharged from the air outlet does not influence other parts, and the air flow is convenient to smoothly discharge from the curtain wall cleaning robot 200. Furthermore, the air outlet pipe 5 and the flow passage 17 are arranged in parallel, so that the volume of the device is not increased.

Referring to fig. 3 and 4, the housing 1 includes a housing main body 11 and an end cover 12, the air outlet duct 5 and the flow passage 17 are both disposed in the housing main body 11, and the end cover 12 is connected to the housing main body 11 to form an air outlet cavity 16 communicated with the air outlet duct 5 and the flow passage 17. Thus, the housing 1 is designed to be split, which not only facilitates the design and manufacture of the muffler device 100, but also facilitates the cleaning and maintenance of the interior of the muffler device 100.

The silencing fins 2 and the shell body 11 can be designed in a split mode, and after the end cover 12 is opened, the silencing fins 2 can be integrally taken out or put in from the shell body 11 along the direction of the flow channel 17, so that the silencing fins 2 are convenient to maintain.

Referring to fig. 3 and 4, the silencing fins 2 are in a horn shape, a plurality of silencing fins 2 are overlapped at intervals, and the inlet area of the silencing fins 2 is smaller than the outlet area of the silencing fins 2. Like this, the in-process of air current from the entry of every amortization fin 2 to the export in silencing device 100, the air current constantly diffuses, and the velocity of flow of air current constantly reduces, is favorable to reducing the noise that the air current produced, and moreover, amortization fin 2 inhales cotton 3 with most air current direction, further plays the effect of amortization to the air current.

The silencing device 100 provided by the embodiment has the beneficial effects that:

1. the silencer 100 is compact in structure and small in size, is convenient to install in the curtain wall cleaning robot 200, is used for silencing a fan, solves the problem of high noise of the curtain wall cleaning robot 200, and is beneficial to popularization and application of the curtain wall cleaning robot 200;

2. the silencer 100 is provided with a plurality of air inlets 13, and can be simultaneously connected with a plurality of fans in the curtain wall cleaning robot 200 to simultaneously silence the fans, so that the noise is reduced;

3. the silencing fins 2 and the sound absorbing cotton 3 are arranged inside the silencing device 100, and the silencing fins and the sound absorbing cotton act synergistically to reduce wind speed and noise, so that a good noise reduction effect can be realized.

Second embodiment

Referring to fig. 5, the present embodiment provides a curtain wall cleaning robot 200, where the curtain wall cleaning robot 200 includes an adsorption component 6, a chassis 7, a gas buffering filter box 8, a bracket 9, a fan, and the silencer 100 provided in the first embodiment.

Adsorption component 6 connects the downside at chassis 7, and gas buffering filter cartridge 8 connects the upside at chassis 7, and support 9 sets up the upside at chassis 7, and the fan is installed on support 9.

The fans include a vacuum fan 10 and a water-vapor separation fan 20, and the number of the vacuum fans 10 and the water-vapor separation fan 20 can be flexibly designed according to the power requirement of the curtain wall cleaning robot 200, in this embodiment, there are two vacuum fans 10 and two water-vapor separation fans 20.

The silencer 100 is arranged at the upper side of the vacuum blower 10 and the water-vapor separation blower 20, and the two vacuum blowers 10 and the two water-vapor separation blowers 20 are respectively connected to the four air inlets 13 at the bottom of the silencer 100.

Like this, adsorption component 6, chassis 7, fan and silencing device 100 stack gradually and set up, and wherein, vacuum fan 10 and steam separation fan 20 are with layer setting, have reduced the area that these parts occupy chassis 7, are favorable to the miniaturized design of chassis 7 area, also are favorable to whole equipment to realize miniaturized design.

Wherein, the support 9 is provided with a mounting hole 91 and a mounting groove 92, the vacuum fan 10 is connected with the gas buffering filter box 8 through the mounting hole 91, and the water-vapor separation fan 20 is mounted in the mounting groove 92. Thus, the vacuum fan 10 is prevented from being communicated with the gas buffering filter box 8 through a long pipeline by starting to install the hole 91; the installation groove 92 is arranged to reduce the height of the water-vapor separation fan 20, and the idle space below the support 9 is utilized to avoid the large overall height of the equipment.

The working principle of the curtain wall cleaning robot 200 provided by the embodiment is as follows:

the adsorption component 6, the gas buffering filter box 8, the vacuum fan 10 and the silencer 100 are sequentially communicated, the vacuum fan 10 is used for vacuumizing the adsorption component 6, the adsorption component 6 can be adsorbed on a wall surface or a glass surface, the gas buffering filter box 8 filters air entering the vacuum fan 10, and the silencer 100 silences airflow discharged by the vacuum fan 10.

The water-vapor separation fan 20 is used for separating the cleaning sewage recovered by the cleaning device of the curtain wall cleaning robot 200, and delivering the separated gas to the silencer 100, and the silencer 100 silences the airflow discharged by the water-vapor separation fan 20.

The curtain wall cleaning robot 200 provided by the embodiment has the beneficial effects that:

1. by arranging the silencer 100, the working noises of the vacuum fan 10 and the water-vapor separation fan 20 in the curtain wall cleaning robot 200 are smaller, which is beneficial to the popularization and application of the curtain wall cleaning robot 200;

2. the parts in the curtain wall cleaning robot 200 are reasonably arranged, so that the area of the chassis 7 occupied by the parts is reduced, the miniaturized design of the area of the chassis 7 is facilitated, and the miniaturized design of the whole equipment is also facilitated.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides a silencing device, its characterized in that, silencing device includes casing (1), amortization fin (2) and inhales sound cotton (3), air outlet (14) and a plurality of air intake (13) have been seted up on casing (1), and are a plurality of air intake (13) are used for communicateing a plurality of fans, casing (1) inside still be provided with air intake (13) with runner (17) of air outlet (14) intercommunication, amortization fin (2) set up in runner (17), inhale sound cotton (3) and fill in amortization fin (2) with between the inner wall of casing (1).

2. The silencer device according to claim 1, wherein an air inlet cavity (15) and an air outlet cavity (16) are respectively arranged at two ends in the housing (1), the air inlet cavity (15) and the air outlet cavity (16) are respectively communicated with two ends of the flow channel (17), the plurality of air inlets (13) are converged to the air inlet cavity (15) through an air inlet pipeline (4), and the air outlet cavity (16) is communicated with the air outlet (14).

3. The silencing apparatus according to claim 2, wherein a plurality of the air inlets (13) are provided at the bottom of the housing (1), and the air outlets (14) are provided at the top of the housing (1).

4. A silencer device according to claim 3, characterized in that each of the air inlets (13) communicates with the air inlet chamber (15) via one of the air inlet ducts (4), the air inlet duct (4) extending along the bottom of the housing (1).

5. The silencing device according to claim 3, wherein the housing (1) further has an outlet duct (5), the outlet cavity (16) is communicated to the outlet (14) through the outlet duct (5), and the outlet duct (5) is parallel to and parallel to the flow channel (17).

6. The silencing apparatus as recited in claim 5, wherein the housing (1) comprises a housing main body (11) and an end cap (12), the outlet duct (5) and the flow passage (17) are both disposed in the housing main body (11), and the end cap (12) is connected to the housing main body (11) to form the outlet chamber (16) communicating with the outlet duct (5) and the flow passage (17).

7. The silencing device according to claim 1, wherein the vertical section of the housing (1) is waist-shaped.

8. The utility model provides a curtain cleaning robot, its characterized in that, curtain cleaning robot includes:

the acoustic abatement device of claim 1;

and the outlets of the fans are respectively connected to the air inlets (13) of the silencer.

9. The curtain wall cleaning robot according to claim 8, characterized in that the fans comprise a moisture separator fan (20) and a vacuum fan (10).

10. The curtain wall cleaning robot according to claim 9, further comprising a chassis (7), an adsorption component (6) and a bracket (9), wherein the bracket (9) is arranged on one side of the chassis (7), the adsorption component (6) is arranged on the other side of the chassis (7), the vacuum fan (10) and the moisture separation fan (20) are arranged on the bracket (9), and the silencer is arranged above the vacuum fan (10) and the moisture separation fan (20) and communicated with the vacuum fan (10) and the moisture separation fan (20).

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