CN220869734U - Shock-absorbing fire-fighting fan - Google Patents

Abstract

The utility model relates to the field of damping type fire fans, and particularly discloses a damping type fire fan, wherein a chassis is arranged below a base, at least four dampers are arranged between the base and the chassis, each damper comprises an inner sliding sleeve fixed on the lower surface of the base, an outer sliding sleeve and a spring, the outer sliding sleeve is arranged on the chassis and corresponds to the inner sliding sleeve, the inner sliding sleeve can be arranged in the outer sliding sleeve in a vertical sliding manner, and the inner bottom of the inner sliding sleeve compresses the spring in the outer sliding sleeve; the right side of the shell is provided with a side opening opposite to the impeller, the periphery of the side opening is provided with a convex ring, the side opening is detachably connected with a gland, a sealing ring is tightly pressed between the convex ring and the gland, and the periphery of the gland is connected with the convex ring through a first fastener. When the fire-fighting fan vibrates, the inner sliding sleeve is driven to move the compression spring up and down in the outer sliding sleeve, so that a damping effect is achieved; the impeller can be cleaned through the side opening, and after the impeller is cleaned, the gland, the sealing ring, the convex ring and the first fastener can seal and close the side opening.

Description

Shock-absorbing fire-fighting fan

Technical Field

The utility model relates to the field of fire fans, in particular to a shock-absorbing fire fan.

Background

The existing fire-fighting centrifugal fans, such as a ventilating fan of a winter centrifugal fan produced by Rui Dong group Co., ltd, are high in fire-fighting pressure, large in air quantity and low in noise, and as a centrifugal fan of a Taizhou centrifugal fire-fighting smoke exhaust fan industry, produced by Nantoon environmental protection engineering Co., ltd, are bright in family, and comprise a shell, an air outlet arranged at the top of the shell, an air inlet arranged at the back of the shell, an impeller arranged on the shell and a motor arranged on the front side of the shell, wherein the motor is provided with a motor shaft penetrating into the shell and connected with the impeller, and the shell and the motor are both arranged on a base. But the vibration that produces when finding fire control fan in the use is big, can pile up a lot of dust on the impeller in long-term use moreover, and it is time and energy consuming to dismantle the slope, and it is inconvenient to clear up the impeller.

Disclosure of Invention

In order to solve the problems, the utility model provides the damping type fire-fighting fan which can play a damping role and is convenient for cleaning the impeller.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a shock attenuation formula fire control fan, includes the casing, locates the air outlet at casing top, locates the air intake at casing rear, locates impeller in the casing, locates the motor of casing front side, the motor has the motor shaft that penetrates in the casing and connect the impeller, casing and motor all install on the base, the below of base is equipped with the chassis, is equipped with four at least shock absorbers between base and the chassis, and this shock absorber includes the inner sliding sleeve that is fixed in the base lower surface, installs the outer sliding sleeve and the spring of corresponding inner sliding sleeve department on the chassis, inner sliding sleeve can install in outer sliding sleeve with sliding from top to bottom, and inner sliding sleeve inner bottom compresses tightly the spring in outer sliding sleeve; the right side of the shell is provided with a side opening opposite to the impeller, the periphery of the side opening is provided with a convex ring, the side opening is detachably connected with a gland, a sealing ring is tightly pressed between the convex ring and the gland, the periphery of the gland is connected with the convex ring through a first fastener, and the right side face of the gland is provided with a handle. When the shock absorber is used, the shell and the motor vibrate, the base vibrates, and then the inner sliding sleeve is driven to move the compression spring up and down in the outer sliding sleeve, so that a shock absorption effect is achieved, and the shock absorber is simple in structure and good in use effect; secondly, when the impeller needs to be cleaned, the gland can be opened, and the impeller is cleaned from the side opening, so that the operation is convenient; and the sealing ring, the convex ring and the first fastener can ensure the firmness and stability of gland installation, the sealing effect is good, and the handle can be conveniently operated.

Further, the motor is fixed on the base through the supporting box, the supporting box is of a hollow structure, the supporting box is of a prismatic table shape with a large lower part and a small upper part, and side holes are formed in the side face of the supporting box. The design is firm and stable in support, light in weight and convenient in punching design, and screws are screwed into the motor for connecting and disassembling the motor.

Further, the top of the motor is provided with a shielding plate, the lower part of the shielding plate is connected with a V-shaped rod, and the middle of the V-shaped rod is connected with the motor through a second fastening piece. The dustproof effect of motor can be played in this design, easy dismounting moreover.

In summary, the utility model has the following beneficial effects: when the fire-fighting fan vibrates, the inner sliding sleeve is driven to move the compression spring up and down in the outer sliding sleeve, so that a damping effect is achieved; the impeller can be cleaned through the side opening, and after the impeller is cleaned, the gland, the sealing ring, the convex ring and the first fastener can seal and close the side opening.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a portion of the structure of the present utility model;

FIG. 3 is a schematic diagram of a portion of the structure of the second embodiment of the present utility model;

Wherein, the shell 1 and the air outlet 11; a motor 2; a base 3, a supporting box 31 and a side hole 32; a chassis 4; a damper 5, an inner sliding sleeve 51, an outer sliding sleeve 52, and a spring 53; side opening 6, collar 61; a gland 7, a first fastener 71, a handle 72; a seal ring 8; shutter 9, second fastener 91.

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.

As shown in fig. 1-3, a shock-absorbing fire-fighting fan comprises a shell 1, an air outlet 11, an air inlet, an impeller and a motor 2, wherein the air outlet 11 is arranged at the top of the shell, the air inlet is arranged at the back of the shell, the impeller is arranged in the shell 1, the motor 2 is arranged at the front side of the shell 1, the motor is provided with a motor shaft, the motor shaft penetrates into the shell 1 and is connected with the impeller, and the shell 1 and the motor 2 are both arranged on a base 3. These structures are similar to existing structures, such as the centrifugal fan of the state centrifugal fire smoke extractor medium pressure fan industry, produced by Nantoon, environmental protection engineering, inc.

The improvement of the product is that: the lower part of the base 3 is provided with a bottom frame 4, the bottom frame is welded into a rectangular frame by four rectangular steel bars, at least four shock absorbers 5 are arranged between the base 3 and the bottom frame 4, and each shock absorber 5 comprises an inner sliding sleeve 51, an outer sliding sleeve 52 and a spring 53.

The top of the inner sliding sleeve 51 is provided with a top plate, the top plate is fixedly adhered to the lower surface of the base 3, the outer sliding sleeve 52 is arranged on the bottom frame 4, namely, the bottom of the outer sliding sleeve is connected with a bottom plate, the outer sliding sleeve penetrates out of the front side and the rear side of the bottom plate, the front side and the rear side of the bottom plate are fixedly arranged on the base 3 through first bolts, and the outer sliding sleeve 52 corresponds to the inner sliding sleeve 51. The cross sections of the inner sliding sleeve and the outer sliding sleeve are in a runway shape. The inner sliding sleeve 51 is slidably mounted in the outer sliding sleeve 52 up and down, the inner bottom of the inner sliding sleeve 51 compresses the spring 53 in the outer sliding sleeve 52, and preferably the top of the spring 53 is fixedly connected with the inner sliding sleeve, and the bottom of the spring is fixed in the outer sliding sleeve 52. The right side of the shell 1 is provided with a side opening 6 opposite to the impeller, the side opening 6 is provided with a rectangular pipe orifice structure, the side opening 6 is at least provided for one hand to extend into for wiping, the periphery of the side opening 6 is provided with a convex ring 61, the side opening 6 is detachably connected with a gland 7, a sealing ring 8 is tightly pressed between the convex ring 61 and the gland 7, namely, the convex ring 61 is provided with a first annular groove, the gland 7 is provided with a second annular groove corresponding to the first annular groove, the sealing ring is tightly pressed between the first annular groove and the second annular groove, the periphery of the gland 7 is connected with the convex ring 61 through a first fastener 71, the right side surface of the gland 7 is provided with a handle 72, and the first fastener is a second bolt.

The motor 2 is fixed on the base 3 through the supporting box 31, the supporting box 31 is hollow structure, the supporting box 31 is big end up's prismatic platform shape, and the side of supporting box 3 is equipped with side opening 32, and this side opening can supply a hand to stretch into the installation at least, motor 2 left and right sides is equipped with the supporting legs, and the supporting legs is fixed in on the supporting box 31 through the third bolt.

In addition, in order to protect the motor, then the motor 2 top is equipped with the sunshade 9, the sunshade is protruding family circular arc, connects the V-arrangement pole below in the middle of the sunshade 9, and the motor 2 is connected through second fastener 91 in the middle of the V-arrangement pole, the second fastener is the screw rod, the top of screw rod forms the ring, and the middle threaded connection of V-arrangement pole is passed to the bottom of screw rod is at the motor top.

When the shock absorber is used, when the shell 1 and the motor 2 vibrate, the base 3 vibrates, then the inner sliding sleeve 51 is driven to slide up and down along the outer sliding sleeve 52, and the spring 53 is repeatedly compressed, so that a shock absorbing effect is achieved. The cleaning is needed, the first fastening piece 71 is unscrewed and removed, then the gland 7 is removed, then the impeller is wiped by a rag, the impeller is rotated, different positions of the impeller are wiped, after wiping, the gland 7 is put on, the gland 7 presses the sealing ring 8 on the side opening 6, and then the first fastening piece 71 is screwed again.

The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (3)

1. The utility model provides a shock-absorbing fire control fan, includes casing (1), locates air outlet (11) at casing top, locates the air intake at casing rear, locates impeller in casing (1), locates motor (2) of casing (1) front side, the motor has the motor shaft that penetrates casing (1) in-connection impeller, casing (1) and motor (2) all install on base (3), its characterized in that: the lower part of the base (3) is provided with a bottom frame (4), at least four shock absorbers (5) are arranged between the base (3) and the bottom frame (4), each shock absorber (5) comprises an inner sliding sleeve (51) fixed on the lower surface of the base (3), an outer sliding sleeve (52) arranged on the bottom frame (4) and corresponding to the inner sliding sleeve (51) and a spring (53), the inner sliding sleeve (51) can be arranged in the outer sliding sleeve (52) in a vertical sliding manner, and the inner bottom of the inner sliding sleeve (51) compresses the spring (53) in the outer sliding sleeve (52); the right side of casing (1) is equipped with a side opening (6) to impeller department, and side opening (6) department periphery is equipped with bulge loop (61), side opening (6) department can dismantle and connect a gland (7), compress tightly a sealing washer (8) between bulge loop (61) and gland (7), bulge loop (61) are connected through first fastener (71) in gland (7) periphery, the right flank of gland (7) is equipped with handle (72).

2. The shock absorbing fire protection blower of claim 1, wherein: the motor (2) is fixed on the base (3) through a supporting box (31), the supporting box (31) is of a hollow structure, the supporting box (31) is of a prismatic table shape with a large lower part and a small upper part, and side holes (32) are formed in the side faces of the supporting box (3).

3. The shock absorbing fire protection blower of claim 1, wherein: the top of the motor (2) is provided with a shielding plate (9), the lower part of the shielding plate (9) is connected with a V-shaped rod, and the middle of the V-shaped rod is connected with the motor (2) through a second fastening piece (91).