CN214304565U - Centrifugal fan shock attenuation base - Google Patents

Abstract

The utility model discloses a centrifugal fan shock attenuation base, including centrifugal fan, still including the base that is square barrel structure, centrifugal fan places in the base, but the roof of spacing lift is installed to the top of base, install on the roof be used for with the air-out end of centrifugal fan intercommunication play tuber pipe. The utility model discloses an install the base on the device, centrifugal fan only need place the first layer board in the base, between second layer board and the third layer board, centrifugal fan's installation has been accomplished promptly, and first layer board, second layer board and third layer board elastic mounting respectively in centrifugal fan's bottom, top and both sides, all-round shock attenuation centrifugal fan during operation, greatly reduced vibrations to centrifugal fan itself and the influence of device, realized a damping base for the omnidirectional centrifugal fan convenient to centrifugal fan installation.

Description

Centrifugal fan shock attenuation base

Technical Field

The utility model relates to a centrifugal fan shock attenuation base.

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 furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.

The centrifugal fan can generate stronger vibration during working, the vibration can cause adverse effects on the service life of the centrifugal machine and the service life of the device, and therefore the vibration reduction treatment needs to be carried out on the centrifugal machine, and therefore the centrifugal fan damping base is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a centrifugal fan shock attenuation base has solved among the prior art problem that centrifugal fan lacks a shock attenuation base that can alleviate the during operation vibration sense.

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

the utility model provides a centrifugal fan shock attenuation base, includes centrifugal fan, still includes the base that is square barrel structure, centrifugal fan places in the base, but the roof of spacing lift is installed to the top of base, install the play tuber pipe that is used for holding the intercommunication with centrifugal fan's air-out on the roof, the first layer board and the second layer board that are used for blocking out centrifugal fan bottom and top are installed to the lower terminal surface difference elastic mounting of the inboard bottom table wall of base and roof, elastic mounting has two third layer boards that are used for blocking centrifugal fan's side on the interior table wall of base, set up the ventilation net that is used for ventilating on the base.

Preferably, a limit barrel is vertically installed in the base, an adjusting screw is installed at the position, corresponding to the limit barrel, on the top plate, and the adjusting screw is connected with the limit barrel in a threaded screwing mode.

Preferably, the cross sections of the first supporting plate, the second supporting plate and the third supporting plate are all arc-shaped structures so as to be clamped with the outer wall of the centrifugal fan.

Preferably, two sets of first limiting telescopic rods are symmetrically installed on two sides of the bottom of the base, springs are sleeved on the first limiting telescopic rods, the first supporting plates are provided with two sets, and the two sets of first supporting plates are installed on the top ends of the first limiting telescopic rods respectively.

Preferably, two sets of second limit telescopic rods are symmetrically installed on the lower end face of the top plate, springs are sleeved on the second limit telescopic rods, the second supporting plates are provided with two sets, and the two sets of second supporting plates are respectively installed at the bottom ends of the two second limit telescopic rods.

Preferably, the third limiting telescopic rods are symmetrically installed on two side walls of the base, springs are sleeved on the third limiting telescopic rods, the third supporting plates are symmetrically provided with two groups, and the two groups of third supporting plates are respectively installed with the extending ends of the third limiting telescopic rods.

Preferably, a damping rubber pad is installed on the bottom surface wall of the inner side of the base and is located below the two groups of first supporting plates.

Preferably, an elastic connecting pipe is installed between the air outlet pipe and the air outlet end of the centrifugal fan, and two ends of the elastic connecting pipe are respectively connected with the air outlet pipe and the air outlet end of the centrifugal fan in a threaded screwing manner.

The utility model discloses possess following beneficial effect at least:

1. through installing the base on the device, centrifugal fan only need place the first layer board in the base, between second layer board and the third layer board, centrifugal fan's installation has been accomplished promptly, and first layer board, second layer board and third layer board respectively elastic mounting in centrifugal fan's bottom, top and both sides, the vibrations of all-round release centrifugal fan during operation, greatly reduced vibrations to centrifugal fan itself and the influence of device, realized a damping base for the all-round centrifugal fan convenient to centrifugal fan installation.

2. Install the play tuber pipe that is used for being connected with centrifugal fan's air-out end on the roof through the base, go out the tuber pipe and can communicate with the tuber pipe of any orientation to in making centrifugal fan's the wind gatherer, perhaps the base no matter the installation of any orientation, the base all has fine shock attenuation effect to centrifugal fan, has improved base practicality and suitability greatly.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic view of the internal structure of a base;

FIG. 2 is a schematic front view of the base;

FIG. 3 is a schematic top view of the base.

In the figure: 1. a base; 2. a limiting barrel; 3. a first limit telescopic rod; 4. a first pallet; 5. damping rubber pads; 6. a top plate; 7. adjusting the screw rod; 8. an air outlet pipe; 9. an elastic connecting pipe; 10. a centrifugal fan; 11. a second limit telescopic rod; 12. a second pallet; 13. a third limit telescopic rod; 14. a third pallet; 15. a ventilation net.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, a damping base for a centrifugal fan comprises a centrifugal fan 10 and a base 1 having a square barrel structure, wherein the centrifugal fan 10 is disposed in the base 1, a top plate 6 capable of ascending and descending in a limiting manner is disposed above the base 1, an air outlet pipe 8 communicated with an air outlet end of the centrifugal fan 10 is disposed on the top plate 6, a first supporting plate 4 and a second supporting plate 12 for clamping the bottom and the top of the centrifugal fan 10 are respectively and elastically mounted on the inner bottom surface wall of the base 1 and the lower end surface of the top plate 6, two third supporting plates 14 for clamping the side end of the centrifugal fan 10 are elastically mounted on the inner surface wall of the base 1, a ventilation net 15 for ventilation is disposed on the base 1, a limiting barrel 2 is vertically disposed in the base 1, an adjusting screw 7 is disposed on the top plate 6 corresponding to the limiting barrel 2, the adjusting screw 7 is connected with the limiting barrel 2 in a threaded manner, the first supporting plate 4, The cross sections of the second supporting plate 12 and the third supporting plate 14 are both arc-shaped structures and are used for being clamped with the outer wall of the centrifugal fan 10, two groups of first limiting telescopic rods 3 are symmetrically arranged on two sides of the bottom of the base 1, springs are sleeved on the first limiting telescopic rods 3, two groups of first supporting plates 4 are arranged, the two groups of first supporting plates 4 are respectively arranged at the top ends of the first limiting telescopic rods 3, two groups of second limiting telescopic rods 11 are symmetrically arranged on the lower end face of the top plate 6, springs are sleeved on the second limiting telescopic rods 11, two groups of second supporting plates 12 are arranged, the two groups of second supporting plates 12 are respectively arranged at the bottom ends of the two second limiting telescopic rods 11, third limiting telescopic rods 13 are symmetrically arranged on two side walls of the base 1, springs are sleeved on the third limiting telescopic rods 13, the three supporting plates 14 are symmetrically arranged, and the two groups of third supporting plates 14 are respectively arranged at the extending ends of the third limiting telescopic rods 13, a damping rubber pad 5 is arranged on the inner bottom surface wall of the base 1, the damping rubber pad 5 is positioned below the two groups of first supporting plates 4, an elastic connecting pipe 9 is arranged between the air outlet pipe 8 and the air outlet end of the centrifugal fan 10, and two ends of the elastic connecting pipe 9 are respectively in threaded connection with the air outlet pipe 8 and the air outlet end of the centrifugal fan 10;

when the centrifugal fan is used, the adjusting screw 7 on the top plate 6 is rotated, so that the adjusting screw 7 is screwed out upwards along the limiting barrel 2, the top plate 6 is separated from the base 1 and moves upwards, the centrifugal fan 10 is placed on the two first supporting plates 4 at the bottom of the base 1, the two third supporting plates 14 on the inner side of the base 1 are respectively clamped on the two sides of the centrifugal fan 10, then the elastic connecting pipe 9 at the bottom of the top plate 6 is screwed with the air outlet end of the centrifugal fan 10, the screw 7 is adjusted again, the top plate 6 moves downwards to be abutted against the top of the base 1, and at the moment, the two second supporting plates 12 at the bottom of the top plate 6 are clamped on the top of the centrifugal fan 10; at this moment, the upper and lower and both sides of centrifugal fan 10 all receive elastic buffering shock attenuation supporting role, therefore, 10 uses the usefulness at centrifugal fan, through installing base 1 after here, only need place centrifugal fan 10 in base 1, the ventilation pipe of device with go out tuber pipe 8 be connected can, not only realized a base 1 structure convenient to install fixed centrifugal fan 10, and all be provided with the layer board of shock attenuation buffering around centrifugal fan 10, make no matter base 1 or go out tuber pipe 8 need be up or place etc. down, centrifugal fan 10 is at the during operation, all there is fine shock attenuation effect, the harm that the sense of vibration led to the fact to centrifugal fan 10 itself and device has been reduced greatly, the usability and the practicality of base 1 have been improved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a centrifugal fan shock attenuation base, includes centrifugal fan (10), its characterized in that, still including base (1) that is square barrel structure, centrifugal fan (10) are placed in base (1), but roof (6) of spacing lift are installed to the top of base (1), install on roof (6) and be used for air-out pipe (8) with the air-out end intercommunication of centrifugal fan (10), the lower terminal surface difference elastic mounting of the inboard bottom table wall of base (1) and roof (6) is used for blocking out first layer board (4) and second layer board (12) of centrifugal fan (10) bottom and top, elastic mounting has two third layer boards (14) that are used for blocking the side of centrifugal fan (10) on the interior table wall of base (1), offer on base (1) and be used for the ventilation net (15) that ventilates.

2. The damping base for the centrifugal fan according to claim 1, wherein a limiting barrel (2) is vertically installed in the base (1), an adjusting screw (7) is installed on the top plate (6) corresponding to the limiting barrel (2), and the adjusting screw (7) is in threaded connection with the limiting barrel (2).

3. The damping base for the centrifugal fan according to claim 1, wherein the cross sections of the first supporting plate (4), the second supporting plate (12) and the third supporting plate (14) are all arc-shaped structures so as to be clamped with the outer wall of the centrifugal fan (10).

4. The damping base for the centrifugal fan according to claim 1, wherein two groups of first limiting telescopic rods (3) are symmetrically installed on two sides of the bottom of the base (1), a spring is sleeved on each first limiting telescopic rod (3), two groups of first supporting plates (4) are arranged, and the two groups of first supporting plates (4) are respectively installed at the top ends of the first limiting telescopic rods (3).

5. The damping base for the centrifugal fan according to claim 1, wherein two sets of second limiting telescopic rods (11) are symmetrically installed on the lower end surface of the top plate (6), a spring is sleeved on each second limiting telescopic rod (11), two sets of second supporting plates (12) are arranged, and the two sets of second supporting plates (12) are respectively installed at the bottom ends of the two second limiting telescopic rods (11).

6. The damping base for the centrifugal fan as claimed in claim 1, wherein the two side walls of the base (1) are symmetrically provided with third limiting telescopic rods (13), the third limiting telescopic rods (13) are sleeved with springs, the third supporting plates (14) are symmetrically provided with two groups, and the two groups of third supporting plates (14) are respectively mounted with the extending ends of the third limiting telescopic rods (13).

7. The vibration absorption base for the centrifugal fan as claimed in claim 1, wherein a damping rubber pad (5) is mounted on the inner bottom surface wall of the base (1), and the damping rubber pad (5) is located below the two groups of first supporting plates (4).

8. The damping base for the centrifugal fan according to claim 1, wherein an elastic connecting pipe (9) is installed between the air outlet pipe (8) and the air outlet end of the centrifugal fan (10), and two ends of the elastic connecting pipe (9) are respectively screwed with the air outlet ends of the air outlet pipe (8) and the centrifugal fan (10).

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