CN212563842U

CN212563842U - Low-noise cabinet type centrifugal fan

Info

Publication number: CN212563842U
Application number: CN202021114348.0U
Authority: CN
Inventors: 王岩
Original assignee: Taicang Ouchang Hardware Machinery Co ltd
Current assignee: Taicang Ouchang Hardware Machinery Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-02-19
Anticipated expiration: 2030-06-16

Abstract

The utility model belongs to the technical field of centrifugal fan, especially, be a cabinet type centrifugal fan of low noise, mostly lack the absorbing function to current centrifugal fan to cause the problem that centrifugal fan damaged easily, the following scheme is put forward now, and it includes the cabinet body that gives sound insulation, the inside activity butt of the cabinet body that gives sound insulation has the fixing base, and the inside movable mounting of fixing base has the supporting seat, and the equal fixed mounting in the left and right sides of supporting seat has the riser, and one side that two risers were kept away from each other all rotates the one end of installing the dwang, and the other end of two dwangs rotates respectively and installs the sliding plate, and the inside fixed mounting of supporting seat has the bottom of two first springs, and the top of two first springs is the. The utility model discloses the realization is to the diversified absorbing function of centrifugal fan body, through the filter screen that sets up, and the setting up of filter screen makes the unable inside that enters into centrifuge body of external object to centrifuge body has been protected.

Description

Low-noise cabinet type centrifugal fan

Technical Field

The utility model relates to a centrifugal fan technical field especially relates to a cabinet type centrifugal fan of low noise.

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. Centrifugal fans 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 kilns.

Most of existing centrifugal fans lack a damping function, and therefore the centrifugal fan is prone to being damaged, and therefore a cabinet type centrifugal fan with low noise is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that current centrifugal fan lacks the absorbing function mostly to cause the centrifugal fan to damage easily, and the cabinet type centrifugal fan of low noise that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-noise cabinet type centrifugal fan comprises a sound insulation cabinet body, wherein a fixed seat is movably abutted against the interior of the sound insulation cabinet body, a supporting seat is movably mounted in the interior of the fixed seat, vertical plates are fixedly mounted on the left side and the right side of the supporting seat respectively, one sides, away from each other, of the two vertical plates are rotatably mounted with one end of a rotating rod, the other ends of the two rotating rods are respectively rotatably mounted with a sliding plate, the bottom ends of two first springs are fixedly mounted in the interior of the supporting seat respectively, the top ends of the two first springs are respectively fixedly mounted with the bottom ends of vertical rods, the top ends of the two vertical rods extend to the outer side of the supporting seat and are fixedly mounted with the same centrifugal machine body, one sides, away from each other, of the two sliding plates are respectively connected with the inner wall of the sound, the bottom of each sliding plate is rotatably provided with a rotating wheel, and the rotating wheels are rotatably arranged on the inner wall of the sound insulation cabinet body.

Preferably, the cabinet door is installed in the outside rotation of the cabinet body that gives sound insulation, and the inside fixed mounting of cabinet door has the filter screen, through the filter screen that sets up for external object can't enter into the inside of centrifuge body, thereby has protected the centrifuge body.

Preferably, the bottom fixed mounting of fixing base has the top of a plurality of second springs, and the bottom fixed mounting of second spring is on the bottom inner wall of the cabinet body that gives sound insulation, through the second spring that sets up, the compression of second spring to play the effect of certain buffering, protected the centrifuge body.

Preferably, the rectangular channel has all been seted up to the top both sides of supporting seat, the inboard of rectangular channel and the outside swing joint of montant, thereby make the montant can move in vertical direction through the rectangle recess that sets up.

Preferably, the outside fixed mounting of the cabinet body that gives sound insulation has the one end of two hinges, and the equal other end fixed mounting of two hinges is in the outside of cabinet door, thereby makes the cabinet door and the cabinet body that gives sound insulation rotate to be connected through the hinge that sets up.

Preferably, the circular port has been seted up to the inside of cabinet door, thereby the position of installation is provided for the filter screen through the circular port that sets up to the outside fixed connection of the inboard of circular port and filter screen.

In the utility model, the low-noise cabinet type centrifugal fan has the advantages that through the arranged rotating rods, when the centrifugal machine body is vibrated in the horizontal direction, the two rotating rods are rotated, one third spring is compressed and the other third spring is stretched, so that the two sliding plates slide on the inner wall of the sound insulation cabinet body, and the centrifugal machine body is protected;

the utility model discloses a filter screen that sets up, the setting of filter screen make external object can't enter into centrifuge body's inside to centrifuge body has been protected.

Drawings

Fig. 1 is a schematic structural view of a low-noise cabinet-type centrifugal fan provided by the present invention;

fig. 2 is a schematic structural view of a portion a of a low-noise cabinet-type centrifugal fan according to the present invention;

fig. 3 is a schematic structural diagram of a part B of a low-noise cabinet type centrifugal fan according to the present invention.

In the figure: 1. a sound insulation cabinet body; 2. a cabinet door; 3. filtering with a screen; 4. a centrifuge body; 5. a vertical rod; 6. a first spring; 7. a supporting seat; 8. a fixed seat; 9. a second spring; 10. a vertical plate; 11. rotating the rod; 12. a sliding plate; 13. a rotating wheel; 14. and a third spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a low-noise cabinet type centrifugal fan comprises a sound insulation cabinet body 1, a fixed seat 8 is movably abutted to the inside of the sound insulation cabinet body 1, a supporting seat 7 is movably mounted in the inside of the fixed seat 8, vertical plates 10 are fixedly mounted on the left side and the right side of the supporting seat 7, one ends of rotating rods 11 are rotatably mounted on the sides, away from each other, of the two vertical plates 10, sliding plates 12 are rotatably mounted on the other ends of the two rotating rods 11 respectively, the bottoms of two first springs 6 are fixedly mounted in the inside of the supporting seat 7, the bottoms of vertical rods 5 are fixedly mounted on the top ends of the two first springs 6 respectively, the top ends of the two vertical rods 5 extend to the outside of the supporting seat 7 and are fixedly mounted with a same centrifuge body 4, the sides, away from each other, of the two sliding plates 12 are slidably connected with, the top ends of the two third springs 14 are respectively and fixedly installed on the inner wall of the sound insulation cabinet body 1, the bottom parts of the two sliding plates 12 are respectively and rotatably installed with a rotating wheel 13, and the rotating wheels 13 are rotatably installed on the inner wall of the sound insulation cabinet body 1.

The utility model discloses in, the outside of the cabinet body that gives sound insulation 1 is rotated and is installed cabinet door 2, and the inside fixed mounting of cabinet door 2 has filter screen 3, through the filter screen 3 that sets up for external object can't enter into centrifuge body 4's inside, thereby has protected centrifuge body 4.

The utility model discloses in, the bottom fixed mounting of fixing base 8 has the top of a plurality of second springs 9, and the bottom fixed mounting of second spring 9 is on the bottom inner wall of the cabinet body that gives sound insulation 1, through the second spring 9 that sets up, the compression of second spring 9 to play the effect of certain buffering, protected centrifuge body 4.

The utility model discloses in, the rectangular channel has all been seted up to the top both sides of supporting seat 7, thereby the inboard of rectangular channel and montant 5's outside swing joint make montant 5 can move in vertical direction through the rectangle recess that sets up.

The utility model discloses in, the outside fixed mounting of the cabinet body that gives sound insulation 1 has the one end of two hinges, and the equal other end fixed mounting of two hinges makes cabinet door 2 and the cabinet body that gives sound insulation 1 can rotate through the hinge that sets up in the outside of cabinet door 2 and is connected.

The utility model discloses in, the circular port has been seted up to cabinet door 2's inside, thereby the inboard of circular port and the outside fixed connection of filter screen 3 provide the position of installation for filter screen 3 through the circular port that sets up.

The working principle of the centrifugal fan is as follows: when the centrifuge body 4 is subjected to a horizontal vibration, the two rotating levers 11 are rotated, so that the two third springs 14 are compressed one by one and stretched, so that the two sliding plates 12 slide on the inner wall of the sound-proof cabinet body 1, thereby protecting the centrifuge body 4, when the centrifuge body 4 is vibrated in the vertical direction, the two vertical rods 5 move downwards, thereby compressing the two first springs 6, and performing downward operation through the same fixed seat 8, so that the plurality of second springs 9 arranged at the bottom of the fixed seat 8 are compressed similarly, thereby playing a certain role of buffering, protecting the centrifuge body 4, thereby because first spring 6 and second spring 9 need reset and make centrifuge body 4 resume initial condition, thereby play certain syllable-dividing effect through the cabinet body 1 that gives sound insulation that sets up.

Claims

1. A low-noise cabinet type centrifugal fan comprises a sound insulation cabinet body (1) and is characterized in that a fixed seat (8) is movably abutted to the inside of the sound insulation cabinet body (1), a supporting seat (7) is movably mounted in the fixed seat (8), vertical plates (10) are fixedly mounted on the left side and the right side of the supporting seat (7), one ends of rotating rods (11) are rotatably mounted on the sides, away from each other, of the two vertical plates (10), sliding plates (12) are rotatably mounted on the other ends of the two rotating rods (11) respectively, the bottoms of two first springs (6) are fixedly mounted in the supporting seat (7), the bottoms of vertical rods (5) are fixedly mounted on the top ends of the two first springs (6) respectively, the top ends of the two vertical rods (5) extend to the outer side of the supporting seat (7) and are fixedly mounted with a same centrifugal machine body (4), one side, away from each other, of the two sliding plates (, the top of two sliding plates (12) is all fixed mounting has the bottom of third spring (14), and the top of two third springs (14) is fixed mounting respectively on the inner wall of the cabinet that gives sound insulation body (1), and runner (13) are all installed in the bottom of two sliding plates (12) rotation, and runner (13) roll is installed on the inner wall of the cabinet that gives sound insulation body (1).

2. The cabinet type centrifugal fan with low noise according to claim 1, wherein a cabinet door (2) is rotatably installed at the outer side of the sound insulation cabinet body (1), and a filter screen (3) is fixedly installed inside the cabinet door (2).

3. The cabinet type centrifugal fan with low noise according to claim 1, wherein the bottom of the fixed seat (8) is fixedly provided with the top ends of a plurality of second springs (9), and the bottom ends of the second springs (9) are fixedly arranged on the inner wall of the bottom of the soundproof cabinet body (1).

4. The cabinet type centrifugal fan with low noise as claimed in claim 1, wherein both sides of the top of the supporting base (7) are provided with rectangular grooves, and the inner sides of the rectangular grooves are movably connected with the outer sides of the vertical rods (5).

5. The cabinet type centrifugal fan with low noise according to claim 1, wherein one end of two hinges is fixedly installed on the outer side of the sound insulation cabinet body (1), and the other end of each hinge is fixedly installed on the outer side of the cabinet door (2).

6. The cabinet type centrifugal fan with low noise according to claim 2, wherein a circular hole is formed inside the cabinet door (2), and the inner side of the circular hole is fixedly connected with the outer side of the filter screen (3).