CN215762327U

CN215762327U - Silencing centrifugal ventilator

Info

Publication number: CN215762327U
Application number: CN202121798642.2U
Authority: CN
Inventors: 耿肥
Original assignee: Wenling Huanong Machinery Co ltd
Current assignee: Wenling Huanong Machinery Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2022-02-08
Anticipated expiration: 2031-08-03

Abstract

The utility model discloses a silencing centrifugal ventilator, belonging to the technical field of ventilators, comprising an outer shell and a motor base, wherein silencing cotton is fixedly connected to the outer side of the outer shell, an inner shell is fixedly connected to the inner side of the silencing cotton, a motor is fixedly connected to the upper end of the motor base, a clamping block is fixedly connected to a motor shaft of the motor, a fan is fixedly connected to the clamping block through a bolt, an air inlet is arranged on the left side of the outer shell, an air inlet pipe is fixedly connected to the left side of the outer shell, a plurality of silencing plates are respectively and fixedly connected to the inner part of the air inlet pipe and the left side of the inner shell, the silencing cotton and the plurality of silencing plates are arranged on the inner side of the outer shell, so that the silencing centrifugal ventilator has strong silencing and sound-insulating functions, noise pollution during working can be effectively reduced, an arc-shaped seat is arranged at the lower end of the outer shell, a buffer plate, a spring and a base are arranged at the lower end of the arc-shaped seat, so that the lower end of the outer shell has a buffer and shock-absorbing function, thereby play the guard action to the ventilation blower, prolonged the life of ventilation blower.

Description

Silencing centrifugal ventilator

Technical Field

The utility model relates to the technical field of ventilators, in particular to a silencing centrifugal ventilator.

Background

The ventilator is a machine which increases the pressure of gas and discharges the gas by means of input mechanical energy, and is a driven fluid machine. Modern ventilators are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings, ventilation and draught of boilers and industrial furnaces, cooling and ventilation in air conditioning equipment and household electrical appliances, drying and sorting of grains, wind tunnel wind sources and inflation and propulsion of air cushion boats, and the like.

At present current centrifugal fan most does not have the function of amortization, and the ventilation blower can send great noise at the during operation, can all cause very big influence to people and environment around the work, and the ventilation blower during operation can produce great vibrations moreover for the inside spare part of ventilation blower takes place not hard up after long-term vibrations easily and breaks away from, thereby makes the life of ventilation blower reduce.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model aims to provide a silencing centrifugal ventilator, which has a strong silencing and sound-insulating function by arranging silencing cotton and a plurality of silencing plates on the inner side of a shell, can effectively reduce the noise pollution of the ventilator during working, is provided with an arc-shaped seat at the lower end of the shell, and is provided with a buffer plate, a spring and a base at the lower end of the arc-shaped seat, so that the lower end of the shell forms a buffering and shock-absorbing effect, the ventilator is buffered and shock-absorbed, the ventilator is protected, and the service life of the ventilator is prolonged.

In order to solve the above problems, the present invention adopts the following technical solutions.

A silencing centrifugal ventilator comprises an outer shell and a motor base, wherein silencing cotton is fixedly connected to the outer side of the outer shell, an inner shell is fixedly connected to the inner side of the silencing cotton, a motor is fixedly connected to the upper end of the motor base, a clamping block is fixedly connected to a motor shaft of the motor, a fan is fixedly connected to the clamping block through bolts, an air inlet is formed in the left side of the outer shell, an air inlet pipe is fixedly connected to the left side of the outer shell, a plurality of silencing plates are fixedly connected to the inner portion of the air inlet pipe and the inner portion of the inner shell respectively, an air outlet is formed in the left side of the upper end of the outer shell, an air outlet pipe is fixedly connected to the left side of the upper end of the outer shell, a through hole is formed in the right side of the outer shell, a clamping ring is fixedly connected to the inner portion of the through bolts, a reinforcing frame is fixedly connected to the inner portion of the clamping ring, and arc-shaped bases are fixedly connected to the left and right sides of the lower end of the outer shell respectively, the lower extreme fixedly connected with buffer board of arc seat, a plurality of springs of lower extreme fixedly connected with of buffer board, the lower extreme fixedly connected with base of spring sets up the amortization cotton through the inboard at the shell, and the setting of a plurality of acoustical panels has very strong amortization sound insulation function, can effectively reduce the noise pollution of ventilation blower during operation, and the lower extreme of shell sets up the arc seat moreover, and the lower extreme of arc seat sets up buffer board, spring and base for the lower extreme of shell forms buffering cushioning effect, plays buffering cushioning effect to the ventilation blower, thereby plays the guard action to the ventilation blower, has prolonged the life of ventilation blower.

Further, the inboard fixedly connected with support frame of inner shell, the support frame passes through bolt fixedly connected with motor cabinet, through the setting of support frame, plays the support fixed action to the motor, makes the inside left and right sides of inner shell separate moreover, avoids the inside right side of ventilation blower during operation wind direction inner shell to remove.

Further, the inside of air-supply line and the inside switch-on of air intake, the inside of air intake and the inside switch-on of inner shell through set up the air-supply line in the left side of air intake, play the guard action to the air intake, reduced the inside that the dust falls into the inner shell.

Further, both ends are equipped with the radiating groove respectively about the right side of shell, the inside fixedly connected with dust screen of radiating groove through the setting of radiating groove, increases heat radiating area, makes things convenient for the motor heat dissipation.

Furthermore, the left side fixedly connected with radiator of reinforcement frame, both ends are fixedly connected with lug respectively about the right side of snap ring, through the setting of lug, conveniently rotate the loading and unloading snap ring.

Compared with the prior art, the utility model has the advantages that:

(1) this scheme is through setting up the amortization cotton in the inboard of shell, and the setting of a plurality of acoustical panels has very strong amortization sound insulation function, can effectively reduce the noise pollution of ventilation blower during operation, and the lower extreme of shell sets up the arc seat moreover, and the lower extreme of arc seat sets up buffer board, spring and base for the lower extreme of shell forms buffering cushioning effect, plays buffering cushioning effect to the ventilation blower, thereby plays the guard action to the ventilation blower, has prolonged the life of ventilation blower.

(2) The inboard fixedly connected with support frame of inner shell, the support frame passes through bolt fixedly connected with motor cabinet, through the setting of support frame, plays the support fixed action to the motor, makes the inside left and right sides of inner shell separate moreover, avoids the inside right side of ventilation blower during operation wind direction inner shell to remove.

(3) The inside of air-supply line and the inside switch-on of air intake, the inside of air intake and the inside switch-on of inner shell, through set up the air-supply line in the left side of air intake, play the guard action to the air intake, reduced the inside that the dust falls into the inner shell.

(4) Both ends are equipped with the radiating groove respectively about the right side of shell, and the inside fixedly connected with dust screen of radiating groove through the setting of radiating groove, increases heat radiating area, makes things convenient for the motor heat dissipation.

(5) The left side fixedly connected with radiator of reinforcement frame, both ends are fixedly connected with lug respectively about the right side of snap ring, through the setting of lug, conveniently rotate the loading and unloading snap ring.

Drawings

FIG. 1 is a partial cross-sectional view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the connection of the outer shell and the inner shell of the present invention;

fig. 3 is a right side view of the snap ring of the present invention.

The reference numbers in the figures illustrate:

the air conditioner comprises an outer shell 1, silencing cotton 2, an inner shell 3, a support frame 4, a motor base 5, a motor 51, a motor shaft 52, a clamping block 6, a fan 7, an air inlet 8, an air inlet pipe 9, a silencing plate 10, an air outlet 11, an air outlet pipe 12, a heat dissipation groove 13, a dust screen 14, a through hole 15, a clamping ring 16, a reinforcing frame 17, a heat radiator 18, a convex block 19, an arc base 20, a buffer plate 21, a spring 22 and a base 23.

Detailed Description

The technical solution in 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; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-3, a noise reduction centrifugal ventilator comprises an outer shell 1 and a motor base 5, referring to fig. 1-2, noise reduction cotton 2 is fixedly connected to the outer side of the outer shell 1, an inner shell 3 is fixedly connected to the inner side of the noise reduction cotton 2, a motor 51 is fixedly connected to the upper end of the motor base 5, the model of the motor 51 is YE2, a plug of the motor 51 is plugged with an external power supply, and belongs to the prior art, a motor shaft 52 of the motor 51 is fixedly connected with a fixture block 6, the fixture block 6 is fixedly connected with a fan 7 through bolts, an air inlet 8 is arranged on the left side of the outer shell 1, an air inlet pipe 9 is fixedly connected to the left side of the outer shell 1, a plurality of noise reduction plates 10 are respectively fixedly connected to the inside of the air inlet pipe 9 and the inside of the inner shell 3, an air outlet 11 is arranged on the left side of the upper end of the outer shell 1, an air outlet pipe 12 is fixedly connected to the left side of the upper end of the outer shell 1, a through hole 15 is arranged on the right side of the outer shell 1, a snap ring 16 is fixedly connected to the through bolts, the inside fixedly connected with of snap ring 16 strengthens frame 17, the lower extreme left and right sides of shell 1 fixedly connected with arc seat 20 respectively, the lower extreme fixedly connected with buffer board 21 of arc seat 20, the lower extreme fixedly connected with a plurality of springs 22 of buffer board 21, the lower extreme fixedly connected with base 23 of spring 22, through setting up amortization cotton 2 at the inboard of shell 1, the setting of a plurality of acoustical panels 10, have very strong amortization sound insulation function, can effectively reduce the noise pollution of ventilation blower during operation, and the lower extreme of shell 1 sets up arc seat 20, the lower extreme of arc seat 20 sets up buffer board 21, spring 22 and base 23, make the lower extreme of shell 1 form buffering cushioning effect, play buffering cushioning effect to the ventilation blower, thereby play the guard action to the ventilation blower, the life of the ventilation blower has been prolonged, the amortization centrifugal fan of this technical scheme has anticorrosive sun-proof function, the anticorrosion and sun-proof functions are the prior art, and the technical scheme is not repeated.

Referring to fig. 1-2, the inner side of the inner casing 3 is fixedly connected with a support frame 4, the support frame 4 is fixedly connected with a motor base 5 through bolts, the support frame 4 is arranged to support and fix a motor 51, the left side and the right side of the inner casing 1 are separated, the ventilator is prevented from moving towards the right side of the inner casing 3 when working, the inside of the air inlet pipe 9 is communicated with the inside of the air inlet 8, the inside of the air inlet 8 is communicated with the inside of the inner casing 3, the air inlet pipe 9 is arranged on the left side of the air inlet 8 to protect the air inlet 8, and dust falling into the inside of the inner casing 3 is reduced.

Referring to fig. 1-2, heat dissipation grooves 13 are respectively formed in the upper and lower ends of the right side of the housing 1, a dust screen 14 is fixedly connected to the inside of the heat dissipation grooves 13, the heat dissipation area is increased by the arrangement of the heat dissipation grooves 13, so that heat dissipation of the motor 51 is facilitated, a heat sink 18 is fixedly connected to the left side of the reinforcing frame 17, and a protrusion 19 is fixedly connected to the upper and lower ends of the right side of the snap ring 16, so that the snap ring 16 can be conveniently rotatably assembled and disassembled by the arrangement of the protrusion 19.

Plug of grafting motor 51, motor 51 works, motor shaft 52 of motor 51 rotates, motor shaft 52 drives fan 7 and rotates, wind removes the inside left side of inner shell 3 from air-supply line 9, then shift out through going out tuber pipe 12, through setting up amortization cotton 2 in the inboard of shell 1, the setting of a plurality of acoustical panel 10, have very strong amortization sound insulation function, can effectively reduce the noise pollution of ventilation blower during operation, and the lower extreme of shell 1 sets up arc seat 20, the lower extreme of arc seat 20 sets up buffer board 21, spring 22 and base 23, make the lower extreme of shell 1 form buffering cushioning effect, play buffering cushioning effect to the ventilation blower, thereby play the guard action to the ventilation blower, the life of ventilation blower has been prolonged.

The foregoing is only a preferred embodiment of the present invention; the scope of the utility model is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. A amortization centrifugal fan, includes shell (1) and motor cabinet (5), its characterized in that: the outer side of the outer shell (1) is fixedly connected with silencing cotton (2), the inner side of the silencing cotton (2) is fixedly connected with an inner shell (3), the upper end of the motor base (5) is fixedly connected with a motor (51), a motor shaft (52) of the motor (51) is fixedly connected with a fixture block (6), the fixture block (6) is fixedly connected with a fan (7) through bolts, the left side of the outer shell (1) is provided with an air inlet (8), the left side of the outer shell (1) is fixedly connected with an air inlet pipe (9), the inner part of the air inlet pipe (9) and the inner left side of the inner shell (3) are respectively and fixedly connected with a plurality of silencing plates (10), the left side of the upper end of the outer shell (1) is provided with an air outlet (11), the left side of the upper end of the outer shell (1) is fixedly connected with an air outlet pipe (12), the right side of the outer shell (1) is provided with a through hole (15), the inner part of the through hole (15) is fixedly connected with a clamping ring (16) through bolt, the inside fixedly connected with reinforcement frame (17) of snap ring (16), the lower extreme left and right sides of shell (1) is fixedly connected with arc seat (20) respectively, the lower extreme fixedly connected with buffer board (21) of arc seat (20).

2. A muffling centrifugal ventilator according to claim 1, wherein: the inner side of the inner shell (3) is fixedly connected with a support frame (4), and the support frame (4) is fixedly connected with a motor base (5) through a bolt.

3. A muffling centrifugal ventilator according to claim 1, wherein: the inside of the air inlet pipe (9) is communicated with the inside of the air inlet (8), and the inside of the air inlet (8) is communicated with the inside of the inner shell (3).

4. A muffling centrifugal ventilator according to claim 1, wherein: both ends are equipped with radiating groove (13) respectively about the right side of shell (1), the inside fixedly connected with dust screen (14) of radiating groove (13).

5. A muffling centrifugal ventilator according to claim 1, wherein: the left side of the reinforcing frame (17) is fixedly connected with a radiator (18), and the upper end and the lower end of the right side of the clamping ring (16) are respectively fixedly connected with a convex block (19).

6. A muffling centrifugal ventilator according to claim 1, wherein: the lower extreme fixedly connected with of buffer board (21) a plurality of springs (22), the lower extreme fixedly connected with base (23) of spring (22).