CN215719603U

CN215719603U - Low-noise cabinet type centrifugal fan

Info

Publication number: CN215719603U
Application number: CN202121990265.2U
Authority: CN
Inventors: 刘民君; 刘书平; 董彩英; 熊光谱
Original assignee: Jiangxi Xinganfeng Fire Fighting Equipment Manufacturing Co ltd
Current assignee: Jiangxi Xinganfeng Fire Fighting Equipment Manufacturing Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-01
Anticipated expiration: 2031-08-23

Abstract

The utility model relates to a low-noise cabinet type centrifugal fan which comprises a cabinet body, wherein driving fan blades are arranged in the cabinet body, an air inlet and an air outlet are formed in the cabinet body, a noise reduction assembly is arranged on the inner side wall of the cabinet body and comprises an installation frame, a honeycomb plate is arranged in the installation frame, honeycomb holes are formed in the honeycomb plate, filling cotton is arranged in the honeycomb holes, dustproof cloth is laid on the outer surface of the honeycomb plate, and fastening pieces used for installing the dustproof cloth are further arranged on the honeycomb plate. This cabinet type centrifugal fan of low noise is through installing the honeycomb panel on cabinet internal side wall, and the honeycomb panel is inside to be equipped with a plurality of honeycomb holes of group to it has the filling cotton to fill in honeycomb hole, and the sound wave makes a round trip to reflect in honeycomb hole and reaches to fall to make an uproar, inhale the sound effect, has the high efficiency and falls the nature of making an uproar, and the honeycomb panel can dismantle the setting with dustproof cloth, is convenient for install and remove, and the local change alone of being convenient for.

Description

Low-noise cabinet type centrifugal fan

Technical Field

The utility model belongs to the technical field of cabinet type centrifugal fans, and particularly relates to a low-noise cabinet type centrifugal fan.

Background

The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is widely used for ventilation, dust exhaust, cooling and the like of factories, mines, tunnels, cooling towers, vehicles, ships and buildings.

The existing cabinet type centrifugal fan has the problems of high noise, poor stability, low use efficiency and the like, and is not convenient and fast to disassemble when needing to be maintained.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provide a low-noise cabinet type centrifugal fan.

The utility model realizes the purpose through the following technical scheme:

the utility model provides a cabinet type centrifugal fan of low noise, includes the cabinet body, the internal drive fan blade that is equipped with of cabinet, air intake and air outlet have been seted up on the cabinet body, be equipped with the subassembly of making an uproar that falls on the inside wall of the cabinet body, the subassembly of making an uproar that falls includes the installing frame, be equipped with the honeycomb panel in the installing frame, be equipped with the honeycomb hole in the honeycomb panel, be equipped with the packing cotton in the honeycomb hole, dustproof cloth has been laid to the surface of honeycomb panel, still be equipped with the cramp piece that is used for installing dustproof cloth on the honeycomb panel.

As a further optimized scheme of the utility model, the dustproof cloth is non-woven fabric; the design aims at that: has good dust resistance and simultaneously does not influence the silencing effect.

As a further optimized scheme of the utility model, a groove is arranged in the fastening piece, and the honeycomb plate and the dustproof cloth are disassembled in the groove; the design aims at that: the dustproof cloth is convenient to be laid on the honeycomb panel.

As a further optimized scheme of the utility model, the honeycomb plate and the mounting frame are detachably arranged; the design aims at that: the honeycomb panel is convenient to disassemble and assemble.

As a further optimization scheme of the utility model, the mounting frame and the cabinet body are detachably arranged; the design aims at that: the mounting frame is convenient to disassemble and assemble.

The utility model has the beneficial effects that: through installing the honeycomb panel on cabinet internal side wall, the inside honeycomb holes of a plurality of groups that is equipped with of honeycomb panel to it has the packing cotton to fill in honeycomb holes, and the sound wave makes a round trip to reflect in honeycomb holes and reaches to fall to make an uproar, inhale the sound effect, has the high efficiency and falls the nature of making an uproar, and the setting can be dismantled with the dustproof cloth to the honeycomb panel, is convenient for install and remove, and the local change alone of being convenient for.

Drawings

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

FIG. 2 is a schematic view of a front view axis side configuration of the noise reduction assembly of the present invention;

FIG. 3 is a schematic view of a disassembled major viewing axis side configuration of the noise reduction assembly of the present invention.

In the figure: 1. a cabinet body; 2. driving the fan blade; 3. an air inlet; 4. an air outlet; 5. a noise reduction assembly; 51. installing a frame; 52. a honeycomb panel; 53. filling cotton; 54. a dust cloth; 55. a fastening piece.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1, a low-noise cabinet type centrifugal fan comprises a cabinet body 1, wherein a driving fan blade 2 is arranged in the cabinet body 1, an air inlet 3 and an air outlet 4 are formed in the cabinet body 1, and a noise reduction assembly 5 is arranged on the inner side wall of the cabinet body 1.

When the multifunctional wardrobe is used, a user firstly checks whether each part of the wardrobe body 1 breaks down, the multifunctional wardrobe should be overhauled in time when the parts break down, and firstly the external power supply of the wardrobe body 1 is switched on to drive the driving motor inside the wardrobe body 1, and the driving fan blades 2 are driven to rotate under the action of the driving motor to realize the replacement of internal air and external air when the parts do not break down.

As shown in fig. 2, the noise reduction assembly 5 includes a mounting frame 51, a honeycomb plate 52 is disposed in the mounting frame 51, a honeycomb hole is disposed in the honeycomb plate 52, filling cotton 53 is disposed in the honeycomb hole, dustproof cloth 54 is laid on the outer surface of the honeycomb plate 52, and a fastening member 55 for mounting the fastening member 55 is further disposed on the honeycomb plate 52.

It should be noted that: the dustproof cloth 54 is a non-woven fabric; a groove is formed in the fastening piece 55, and the honeycomb plate 52 and the fastening piece 55 are disassembled in the groove; the honeycomb plate 52 and the mounting frame 51 are detachably arranged; the mounting frame 51 is detachably disposed with the cabinet 1.

As shown in fig. 3, during the installation, the user is at first laminated on the side of honeycomb panel 52 with fastening 55, and with the inside recess chucking of fastening 55 in the outside of honeycomb panel 52, make fastening 55 and honeycomb panel 52 form wholly, the whole demountable installation that forms is in fastening 55, the laminating of subassembly 5 of making an uproar is installed on cabinet body 1 inside wall, fastening 55 has good dirt-proof effect, and do not influence the noise cancelling effect, honeycomb panel 52 is inside to be equipped with a plurality of groups honeycomb holes, and it has filling cotton 53 to fill in honeycomb holes, the sound wave makes a round trip to reflect in honeycomb holes and reaches to fall the noise, the sound absorbing effect, the high efficiency nature of making an uproar falls has.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. A low-noise cabinet type centrifugal fan is characterized in that: including the cabinet body (1), be equipped with drive fan blade (2) in the cabinet body (1), air intake (3) and air outlet (4) have been seted up on the cabinet body (1), be equipped with on the inside wall of the cabinet body (1) and fall subassembly (5) of making an uproar, it includes installing frame (51) to fall subassembly (5) of making an uproar, be equipped with honeycomb panel (52) in installing frame (51), be equipped with the honeycomb hole in honeycomb panel (52), be equipped with in the honeycomb hole and fill cotton (53), dustproof cloth (54) have been laid to the surface of honeycomb panel (52), still be equipped with fastening piece (55) that are used for installing dustproof cloth (54) on honeycomb panel (52).

2. The cabinet type centrifugal fan with low noise as claimed in claim 1, wherein: the dustproof cloth (54) is non-woven fabric.

3. The cabinet type centrifugal fan with low noise as claimed in claim 1, wherein: the inside of the fastening piece (55) is provided with a groove, and the honeycomb plate (52) and the dustproof cloth (54) are detached in the groove.

4. The cabinet type centrifugal fan with low noise as claimed in claim 1, wherein: the honeycomb plate (52) and the mounting frame (51) are detachably arranged.

5. The cabinet type centrifugal fan with low noise as claimed in claim 1, wherein: the mounting frame (51) and the cabinet body (1) are detachably arranged.