CN219639147U - Fan with protection noise reduction structure - Google Patents

Abstract

The utility model relates to the technical field of ventilation equipment and discloses a fan with a protection noise reduction structure, which comprises a base, wherein two struts are fixedly connected to the upper end of the base, guard rails are fixedly connected to the rear ends of the two struts, an exhaust mechanism is fixedly connected to one end, far away from the struts, of each guard rail, a protective shell is arranged at the upper end of the base, and a noise reduction mechanism is fixedly connected to the rear end of each protective shell. This fan convenient to structure of making an uproar falls in protection, through the slip of exhaust baffle and filtering baffle and blast pipe, can take out exhaust baffle and filtering baffle and conveniently clear up, promoted the practicality, thereby utilize the spoiler to interfere with the wind direction, thereby enlarge exhaust area through the conical tube and reduce sound through the silence board, improved the practicality.

Description

Fan with protection noise reduction structure

Technical Field

The utility model relates to the technical field of ventilation equipment, in particular to a fan with a protection noise reduction structure.

Background

The fan is a machine which relies on input mechanical energy to raise the pressure of gas and discharge the gas, and is a driven fluid machine. The fan is a common short for gas compression and gas conveying machinery in China, and the fan generally comprises a ventilator, a blower and a wind driven generator.

A fan is searched (CN 112855617B), which belongs to the technical field of fan equipment. The technical proposal is as follows: the fan comprises a fan shell and a fan body arranged in the fan shell, and is characterized in that the fan shell comprises an inner frame body and an outer frame body, and the fan body is arranged on the inner frame body; a plurality of mounting assemblies are arranged on the outer frame body; the installation component includes the barrel, be provided with the combustion chamber in the barrel, be provided with the combustible material that burns and produce a large amount of gases in the combustion chamber, be close to in the barrel the one end of outside framework is provided with cylindricality connecting piece one, cylindricality connecting piece one with form sealed space between the combustion chamber, the combustible material burns, cylindricality connecting piece one can pass under gaseous effect in the outside framework stretches into the wall body. The beneficial effects of the utility model are as follows: the fan that simple to operate just can avoid using the drill bit to punch on wall surface.

The existing fan is high in starting noise because of the self-structure problem and has no noise reduction structure, other people are affected, practicality is reduced, dust is easily stuck on the fan on the market, cleaning is very troublesome, and working efficiency is reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the fan with the protection noise reduction structure, so as to solve the problems of the self structure in the prior art, and the noise reduction structure is not provided, so that the fan is large in starting noise, affects others, reduces the practicability, is easy to adhere dust to the fan on the market, is very troublesome to clean and reduces the working efficiency.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fan with structure of making an uproar falls in protection, includes the base, base upper end fixedly connected with pillar, the pillar is equipped with two, two the rear end fixedly connected with rail guard of pillar, the one end fixedly connected with of pillar is kept away from to the rail guard falls the mechanism of making an uproar, the upper end of base is provided with the protective housing, the rear end fixedly connected with exhaust mechanism of protective housing.

Preferably, the spout has been seted up on the pillar, protective housing and spout sliding connection, the inside rotation of protective housing is connected with the fan that admits air, protective housing and base swing joint, the rear end of protective housing is fixed with the support, the support has four, can not squint through the fixed exhaust mechanism that the support can be fine, improves stability.

Preferably, the exhaust mechanism comprises an exhaust pipe, a filtering baffle, a handle, a filter screen, a sound insulation plate, a spoiler, a rotating shaft, a conical pipe, an exhaust fan, a clamping groove I, an exhaust baffle and a clamping groove II, wherein the rear end of the protective shell is fixedly connected with the exhaust pipe, and the filter screen is fixedly connected inside the filtering baffle.

Preferably, the clamping groove II is formed in the upper end of the exhaust pipe, the exhaust baffle is connected to the clamping groove II in a sliding mode, a rotating shaft is connected to the inside of the exhaust baffle in a rotating mode, two rotating shafts are arranged, a spoiler is connected between the rotating shafts in a rotating mode, a conical pipe is fixedly connected to the rear end of the exhaust pipe, an exhaust fan is fixedly connected to the rear end of the conical pipe, the exhaust fan is fixedly connected with the base, the support is fixedly connected with the exhaust fan, handles are fixedly installed at the upper ends of the exhaust baffle and the filtering baffle, and prize noise which can be good through a noise reduction mechanism is reduced to the minimum, so that practicability is improved.

Preferably, the noise reduction mechanism comprises a shell, an exhaust window and a mute plate, wherein the exhaust window is fixedly connected to the inside of the shell, the mute plate is fixedly connected to the inner side of the exhaust window, and the number of the mute plate is four.

Preferably, the shell is fixedly connected with the guard rail, and the shell is fixedly connected with the base.

Compared with the prior art, the utility model provides a fan with a protection noise reduction structure, which has the following beneficial effects:

1. this fan convenient to have structure of making an uproar falls in protection through the slip of exhaust baffle and filtering baffle and blast pipe, can take out exhaust baffle and filtering baffle and conveniently clear up, has promoted the practicality.

2. This fan convenient to have structure of making an uproar falls in protection utilizes the spoiler to can disturb the wind direction, thereby enlarges the exhaust area through the conical tube and passes through the silence board and reduce sound, has improved the practicality.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional structure of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a schematic rear view of the present utility model;

fig. 5 is a schematic elevational view of the present utility model.

In the figure: 1. a base; 2. a support post; 3. a guard rail; 4. a noise reduction mechanism; 5. a protective shell; 6. an exhaust mechanism; 201. a chute; 401. a housing; 402. an exhaust window; 403. a mute plate; 501. an air inlet fan; 502. a bracket; 601. an exhaust pipe; 602. a filtering baffle; 603. a handle; 604. a filter screen; 605. a sound insulation board; 606. a spoiler; 607. a rotating shaft; 608. conical tube; 609. an exhaust fan; 610. a clamping groove I; 611. an exhaust baffle; 612. and a clamping groove II.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the fan with the protection noise reduction structure comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a support column 2, a chute 201 is formed in the support column 2, a protective shell 5 is in sliding connection with the chute 201, an air inlet fan 501 is rotatably connected in the protective shell 5, the protective shell 5 is movably connected with the base 1, the rear end of the protective shell 5 is fixedly provided with four brackets 502, a good fixing exhaust mechanism 6 can not deviate through the brackets 502, the stability is improved, the support column 2 is provided with two support columns, the rear ends of the two support columns 2 are fixedly connected with a protective rail 3, one end of the protective rail 3 far away from the support column 2 is fixedly connected with a noise reduction mechanism 4, the noise reduction mechanism 4 comprises a shell 401, an exhaust window 402 and a mute plate 403, the inner part of the shell 401 is fixedly connected with the exhaust window 402, the shell 401 is fixedly connected with the protective rail 3, the shell 401 is fixedly connected with the base 1, the inner side of the exhaust window 402 is fixedly connected with the mute plate 403, four mute plates 403 are arranged, the prize noise can be well reduced to the minimum through the noise reduction mechanism 6, the practicability is improved, the upper end of the base 1 is provided with a protective shell 5, the rear end of the protective shell 5 is fixedly connected with the noise reduction mechanism 4, the exhaust mechanism 6 comprises an exhaust pipe 601, a filtering baffle 602, a handle 603, a filter screen 604, a sound insulation plate 605, a spoiler 606, a rotating shaft 607, a conical pipe 608, an exhaust fan 609, a clamping groove one 610, an exhaust baffle 611 and a clamping groove two 612, the rear end of the protective shell 5 is fixedly connected with the exhaust pipe 601, the filter screen 604 is fixedly connected inside the filtering baffle 602, the clamping groove two 612 is arranged at the upper end of the exhaust pipe 601, the exhaust baffle 611 is slidingly connected on the clamping groove two 612, the rotating shafts 607 are fixedly connected with the rotating shafts 607, the spoiler 606 is rotationally connected between the rotating shafts 607, the rear end of the exhaust pipe 601 is fixedly connected with the conical pipe 608, the rear end of the conical tube 608 is fixedly connected with an exhaust fan 609, the exhaust fan 609 is fixedly connected with the base 1, the bracket 502 is fixedly connected with the exhaust fan 609, and handles 603 are fixedly arranged at the upper ends of the exhaust baffle 611 and the filtering baffle 602.

Working principle: firstly, the protective housing 5 is inserted into the sliding groove, the filtering baffle 602 is inserted into the first clamping groove 610, the exhaust baffle 611 is inserted into the second clamping groove 612, the air inlet fan 501 is started to enable air to enter the exhaust pipe 601, the air is filtered through the filtering baffle 602 by the filter screen 604, the sound insulation plate 605 absorbs noise generated during filtering, the air blows the spoiler 606 to rotate on the rotating shaft 607, so that air diffusion is reduced, the air flow area is enlarged through the conical tube 608, the air pressure is reduced, and the air is exhausted through the exhaust fan 609 to be silenced through the silencing plate 403 beside the exhaust window 402.

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

Claims (6)

1. The utility model provides a fan with structure of making an uproar falls in protection, includes base (1), its characterized in that: base (1) upper end fixedly connected with pillar (2), pillar (2) are equipped with two, two the rear end fixedly connected with rail guard (3) of pillar (2), one end fixedly connected with that pillar (2) was kept away from to rail guard (3) falls noise reduction mechanism (4), the upper end of base (1) is provided with protective housing (5), the rear end fixedly connected with exhaust mechanism (6) of protective housing (5).

2. The fan with the protection noise reduction structure according to claim 1, wherein: the novel air conditioner is characterized in that a sliding groove (201) is formed in the support column (2), the protective shell (5) is connected with the sliding groove (201) in a sliding mode, an air inlet fan (501) is connected to the protective shell (5) in a rotating mode, the protective shell (5) is movably connected with the base (1), supports (502) are fixed to the rear end of the protective shell (5), and the four supports (502) are arranged.

3. A fan with protective noise reduction structure according to claim 2, wherein: the exhaust mechanism (6) comprises an exhaust pipe (601), a filtering baffle (602), a handle (603), a filter screen (604), a sound insulation plate (605), a spoiler (606), a rotating shaft (607), a conical pipe (608), an exhaust fan (609), a clamping groove I (610), an exhaust baffle (611) and a clamping groove II (612), wherein the rear end of the protective shell (5) is fixedly connected with the exhaust pipe (601), and the filter screen (604) is fixedly connected to the inside of the filtering baffle (602).

4. A fan with a protective noise reduction structure according to claim 3, wherein: the upper end of blast pipe (601) is opened and is set up draw-in groove two (612), sliding connection has exhaust baffle (611) on draw-in groove two (612), the inside rotation of exhaust baffle (611) is connected with pivot (607), pivot (607) have two, rotate between pivot (607) and be connected with spoiler (606), the rear end fixedly connected with circular cone pipe (608) of blast pipe (601), circular cone pipe (608) rear end fixedly connected with air discharge fan (609), air discharge fan (609) and base (1) fixed connection, support (502) and air discharge fan (609) fixed connection, equal fixed mounting in upper end of exhaust baffle (611) and filtering baffle (602) has handle (603).

5. The fan with the protection noise reduction structure according to claim 1, wherein: the noise reduction mechanism (4) comprises a shell (401), an exhaust window (402) and a mute plate (403), wherein the exhaust window (402) is fixedly connected to the inside of the shell (401), the mute plate (403) is fixedly connected to the inner side of the exhaust window (402), and the number of the mute plate (403) is four.

6. The fan with the protection and noise reduction structure according to claim 5, wherein: the shell (401) is fixedly connected with the guard rail (3), and the shell (401) is fixedly connected with the base (1).