Multi-layer sound insulation fresh air machine

Abstract

The utility model relates to the technical field of multi-layer sound insulation fresh air ventilators, and discloses a multi-layer sound insulation fresh air ventilator which comprises a shell, a filter element is fixedly installed in the middle of the inner side of the shell, a control panel is fixedly installed on the outer side of the shell, and two sets of fan mechanisms are symmetrically arranged on the inner side of the shell relative to the filter element. A cover plate is fixedly connected to the upper side of the shell, two sets of multi-layer sound insulation assemblies corresponding to the two sets of fan mechanisms one to one are arranged on the inner side of the cover plate, and three sound insulation plates distributed at intervals are fixedly installed in the middle of the inner side of the cover plate. According to the multi-layer sound insulation fresh air ventilator, the U-shaped sound insulation plate and the sound insulation plate shaped like the Chinese character'mi 'surround the outer side of the motor, so that noise generated when the motor works is subjected to multi-layer sound insulation, the purpose of low noise is achieved, the problem that an existing fresh air ventilator is large in noise in the operation process is solved, and the requirement for places with the high indoor mute requirement is met.

Description

TECHNICAL FIELD

[0001] The utility model multi -layer sound insulation new fan relates to technical field, specifically is a multi -layer sound insulation new fan BACKGROUND

[0002] Multi -layer sound insulation new fan to modern indoor air quality and the dual pursuit of living comfort. With the acceleration of urbanization process and the improvement of people's living standards, indoor air quality is paid more and more attention, and new air system as one of the important means to improve indoor air quality, with the aggravation of air pollution, people's requirements for indoor air quality are also higher and higher. New air system not only needs to have ventilation function, but also needs to have air purification capacity.

[0003] The existing multi -layer sound insulation new fan mainly has following technical defects: in the operation process, new fan can produce certain noise, especially some low quality or old new fan, its noise level can be higher, for the place (such as bedroom, library, etc.) that the indoor silence requirement is higher, noise can affect people's rest, study and work. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of multi -layer sound insulation new fan, to solve the problems raised in background art.

[0005] To achieve the above object, the present application provides the following technical scheme: a kind of multi -layer sound insulation new fan, including shell, the inner side middle part of the shell is fixedly installed with filter core, the outer side of the shell is fixedly installed with control panel, the inner side of the shell and about filter core symmetrically is provided with two groups of fan mechanism,

[0006] The upper side of the shell is fixedly connected with cover plate, the inner side of the cover plate is provided with two groups of multi -layer sound insulation components corresponding to two groups of fan mechanism, the inner side middle part of the cover plate is fixedly installed with three sound insulation boards distributed at intervals, the multi -layer sound insulation component includes splicing platform, base, rice character sound insulation board, u-shaped sound insulation board, the inner wall of the cover plate is fixedly connected with base, the side of the base close to shell is clamped with splicing platform, the inner side of the splicing platform is inserted with rice character sound insulation board, the side of the rice character sound insulation board away from splicing platform is fixedly connected with u-shaped sound insulation board, and the u-shaped sound insulation board is around the outer side of fan mechanism.

[0007] Further, the width of the cover plate and the base is greater than the splicing platform, and the bottom side of the splicing platform is clamped with the base by buckle.

[0008] Further, the sound insulation board and the heat sink are correspondingly arranged with the filter core.

[0009] Further, the fan mechanism comprises a motor, a bearing, a fan blade, a circular runner, two groups of motors are symmetrically arranged on the inner side of the shell and relative to the filter core, the output end of the motor is fixedly connected with the circular runner, the circular runner is fixedly connected with the uniformly distributed fan blades, the inner side of the shell is divided into two intervals by a partition plate, and the motor and the circular runner correspond to each other, and the motor is fixed to the inner side wall of the shell.

[0010] Further, air outlets and air inlets are formed in the two ends of the shell, intervals corresponding to the air inlets are formed in the inner side of the shell, a wind valve is arranged in one interval, and an activated carbon filter screen, a coarse filter screen and a filter screen are sequentially arranged from the inside to the outside in the other interval.

[0011] Further, the sound insulation plate is in close contact with the filter core.

[0012] Further, the inner side of the shell is provided with clamping grooves corresponding to the activated carbon filter screen, the coarse filter screen and the filter screen, and the activated carbon filter screen, the coarse filter screen and the filter screen are movably inserted into the clamping grooves.

[0013] Further, the inner side of the shell forms two X-shaped air flows passing through the filter core and being discharged from the air inlets at the two ends, respectively, the cover plate is provided with heat dissipation holes corresponding to the motor, and the output shaft of the motor is fixedly provided with a bearing on the outer side.

[0014] Compared with the prior art, the multi-layer sound insulation new fan provided by the utility model has the following beneficial effects:

[0015] The multi-layer sound insulation new fan surrounds the outer side of the motor through the u-shaped sound insulation plate and the rice-shaped sound insulation plate, so that the noise generated by the motor during operation is reduced through multi-layer sound insulation, the problem of large noise of the existing new fan during operation is solved, and the demand of places with high indoor silence requirement is met. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole view of the multi-layer sound insulation new fan of the utility model;

[0017] Figure 2 It is a half sectional view of the multi-layer sound insulation new fan of the utility model;

[0018] Figure 3 It is a cover plate view of the multi-layer sound insulation new fan of the utility model;

[0019] Figure 4 It is a top view of the multi-layer sound insulation new fan of the utility model;

[0020] Figure 5 It is a filter core view of the multi-layer sound insulation new fan of the utility model.

[0021] 1, cover plate; 2, heat dissipation hole; 3, u-shaped sound insulation plate; 4, rice-shaped sound insulation plate; 5, base; 6, splicing table; 7, shell; 8, air outlet; 9, control panel; 10, air inlet; 11, air valve; 12, filter element; 13, activated carbon filter screen; 14, coarse filter screen; 15, filter screen; 16, motor; 17, bearing; 18, fan blade; 19, circular runner; 20, buckle; 21, sound insulation plate; 22, cooling fin. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application. EMBODIMENT

[0023] Please refer to Figures 1-5 A multi-layer sound insulation new fan, comprising a shell 7, a filter element 12 is fixedly installed in the middle of the inner side of the shell 7, a control panel 9 is fixedly installed on the outer side of the shell 7, two groups of fan mechanisms are symmetrically arranged on the inner side of the shell 7 with respect to the filter element 12,

[0024] A cover plate 1 is fixedly connected to the upper side of the shell 7, two groups of multi-layer sound insulation assemblies corresponding to the two groups of fan mechanisms are arranged on the inner side of the cover plate 1, three sound insulation plates 21 are fixedly installed in the middle of the inner side of the cover plate 1, the multi-layer sound insulation assembly comprises a splicing table 6, a base 5, a rice-shaped sound insulation plate 4 and a u-shaped sound insulation plate 3, the base 5 is fixedly connected to the inner side wall of the cover plate 1, the splicing table 6 is connected to one side of the base 5 close to the shell 7, the rice-shaped sound insulation plate 4 is inserted into the inner side of the splicing table 6, the u-shaped sound insulation plate 3 is fixedly connected to the side of the rice-shaped sound insulation plate 4 away from the splicing table 6, and the u-shaped sound insulation plate 3 surrounds the outer side of the fan mechanism.

[0025] Further, the width of the cover plate 1 and the base 5 is greater than that of the splicing table 6, and the bottom side of the splicing table 6 is connected to the base 5 through the buckle 20.

[0026] Further, the adjacent sound insulation plates 21 are fixedly connected with cooling fins 22, and the sound insulation plates 21 and the cooling fins 22 correspond to the filter element 12.

[0027] Further, the fan mechanism comprises a motor 16, a bearing 17, a fan blade 18 and a circular runner 19, two groups of motors 16 are symmetrically arranged on the inner side of the shell 7 with respect to the filter element 12, the output end of the motor 16 is fixedly connected with the circular runner 19, the circular runner 19 is fixedly connected with the uniformly distributed fan blades 18, the inner side of the shell 7 is divided into two intervals by a partition, which respectively correspond to the motor 16 and the circular runner 19, and the motor 16 is fixed to the inner side wall of the shell 7.

[0028] Further, the shell 7 is provided with air outlet 8 and air inlet 10 at both ends, and the inner side of the shell 7 is provided with intervals corresponding to the air inlets 10, one interval is provided with a air valve 11, and the other interval is provided with an activated carbon filter screen 13, a coarse filter screen 14 and a filter screen 15 from inside to outside.

[0029] Further, the soundproof board 21 is in close contact with the filter element 12.

[0030] Further, the shell 7 is provided with a clamping groove corresponding to the activated carbon filter screen 13, the coarse filter screen 14 and the filter screen 15, and the activated carbon filter screen 13, the coarse filter screen 14 and the filter screen 15 can be movably inserted into the clamping groove.

[0031] Further, the inner side of the shell 7 forms two X-shaped air flows through the filter element 12 and is discharged from the air inlets 10 at both ends, the cover plate 1 is provided with a heat dissipation hole 2 corresponding to the motor 16, and the outer side of the output shaft of the motor 16 is fixedly installed with a bearing 17.

[0032] The specific use mode and effect of the embodiment are as follows:

[0033] In use, the cover plate 1 is fixedly installed with the shell 7, the motors 16 on both sides are started, the fan blades 18 and the circular runner 19 are driven to rotate by the motors 16, thereby generating suction, the air inlets 10 away from the fan blades 18 and the circular runner 19 are inhaled, and the air valve 11 arranged at one air inlet 10 can adjust the size of the air flow, then the air flow is purified and filtered by the filter element 12 and is discharged outward through the opposite air outlet 8.

[0034] The other air flow enters through the other air inlet 10, and then is preliminarily filtered by the filter screen 15, the coarse filter screen 14 and the activated carbon filter screen 13, so that the air flow is discharged from the opposite air outlet 8 of the filter element 12, so that the X-shaped two air flows are formed on the inner side of the shell 7 and cross the filter element 12 for purification and filtration, and different gases can be purified according to the demand due to the different configurations of the two air inlets and air outlets.

[0035] When the motor 16 is running, the u-shaped soundproof board 3 and the rice-shaped soundproof board 4 are arranged around the outer side of the motor 16, so that the noise generated by the motor 16 during operation is reduced through multiple layers of sound insulation, thereby achieving the purpose of low noise.

[0036] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A multi-layer soundproof fresh air ventilator, comprising a housing (7), wherein a filter element (12) is fixedly installed in the middle of the inner side of the housing (7), and a control panel (9) is fixedly installed on the outer side of the housing (7), and two sets of fan mechanisms are symmetrically arranged on the inner side of the housing (7) about the filter element (12), characterized in that: The upper side of the housing (7) is fixedly connected to a cover plate (1). The inner side of the cover plate (1) is provided with two sets of multi-layer sound insulation components that correspond one-to-one with the two sets of fan mechanisms. Three sound insulation plates (21) are fixedly installed in the middle of the inner side of the cover plate (1). The multi-layer sound insulation component includes a splicing platform (6), a base (5), a cross-shaped sound insulation board (4), and a U-shaped sound insulation board (3). The base (5) is fixedly connected to the inner wall of the cover plate (1). The splicing platform (6) is snapped onto the side of the base (5) near the shell (7). The cross-shaped sound insulation board (4) is inserted into the inner side of the splicing platform (6). The U-shaped sound insulation board (3) is fixedly connected to the side of the cross-shaped sound insulation board (4) away from the splicing platform (6). The U-shaped sound insulation board (3) surrounds the outside of the fan mechanism.

2. The multi-layer soundproof fresh air system according to claim 1, characterized in that: The width of the cover plate (1) and the base (5) is greater than that of the splicing platform (6), and the bottom side of the splicing platform (6) is snapped to the base (5) by a buckle (20).

3. A multi-layer soundproof fresh air system according to claim 2, characterized in that: A heat sink (22) is fixedly connected between adjacent sound insulation panels (21), and the sound insulation panels (21), heat sink (22) and filter element (12) correspond to each other.

4. A multi-layer soundproof fresh air system according to claim 1, characterized in that: The fan mechanism includes a motor (16), a bearing (17), fan blades (18), and a circular wheel (19). Two sets of motors (16) are symmetrically arranged on the inner side of the housing (7) about the filter element (12). The output end of the motor (16) is fixedly connected to the circular wheel (19). The circular wheel (19) is fixedly connected to the evenly distributed fan blades (18). The inner side of the housing (7) is divided into two sections by a partition, which correspond to the motor (16) and the circular wheel (19) respectively. The motor (16) is fixed to the inner wall of the housing (7).

5. A multi-layer soundproof fresh air system according to claim 4, characterized in that: Both ends of the housing (7) are provided with an air outlet (8) and an air inlet (10). The inner side of the housing (7) is provided with a section corresponding to the air inlet (10). An air valve (11) is provided in one section, and an activated carbon filter (13), a coarse filter (14), and a filter (15) are provided in the other section from the inside to the outside.

6. A multi-layer soundproof fresh air system according to claim 5, characterized in that: The sound insulation plate (21) is in close contact with the filter element (12).

7. A multi-layer soundproof fresh air system according to claim 6, characterized in that: The housing (7) has slots corresponding to the activated carbon filter (13), coarse filter (14), and filter (15), and the activated carbon filter (13), coarse filter (14), and filter (15) can be movably inserted into the slots.

8. A multi-layer soundproof fresh air system according to claim 6, characterized in that: The inner side of the housing (7) forms two airflows in an X shape, which are discharged from the air intakes (10) at both ends through the filter element (12). The cover plate (1) has heat dissipation holes (2) corresponding to the motor (16). The output shaft of the motor (16) is fixedly installed with a bearing (17).

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