CN216478035U - Brushless booster fan shell convenient to installation - Google Patents

Abstract

The utility model relates to a brushless fan technical field specifically discloses a brushless booster fan shell convenient to installation, including the box that can be used to the ventilation, be equipped with the circular slot that is used for holding the impeller in the box, box one side is equipped with the first wind gap with circular slot one end mouth intercommunication, the box opposite side is equipped with and is used for rotating the through-hole of being connected with the impeller, the through-hole outside sets firmly the first flange that is used for connecting box and brushless motor, the box top still is equipped with the second wind gap with circular slot lateral wall intercommunication, the box both ends all are equipped with a plurality of fixed plates of being convenient for box installation with the bottom half, evenly be equipped with a plurality of connecting holes on the fixed plate, it is fixed to have solved traditional brushless booster fan's wind channel orientation, and can not carry out the problem of adjusting according to the operating mode.

Description

Brushless booster fan shell convenient to installation

Technical Field

The application relates to the technical field of brushless fans, and particularly discloses a brushless booster fan shell convenient to install.

Background

Fans are the common acronyms for gas compression and gas delivery machines. Generally, a fan is composed of an impeller, a motor and a housing, the motor rotates to drive the impeller of the fan to rotate, mechanical energy is converted into gas pressure energy and kinetic energy, and the gas is conveyed out through an air channel on the housing. The brushless booster fan is a driven fluid machine which increases gas pressure and discharges gas by mechanical energy output by the brushless motor.

When the existing brushless booster fan shell is installed with a brushless motor, an impeller and the like, the existing brushless booster fan shell can only be installed according to the fixed ventilation direction of an air duct, and the existing brushless booster fan shell cannot be installed by adjusting the direction of the air duct according to specific working conditions.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is fixed that aim at solves traditional brushless booster fan's wind channel orientation, and can not carry out the problem adjusted according to the operating mode.

In order to achieve the purpose, the utility model discloses a basic scheme provides a brushless booster fan shell convenient to installation, including the box that can be used to the ventilation, be equipped with the circular slot that is used for holding the impeller in the box, box one side is equipped with the first wind gap with circular slot one end mouth intercommunication, and the box opposite side is equipped with and is used for rotating the through-hole of being connected with the impeller, and the through-hole outside sets firmly the first flange that is used for connecting box and brushless motor, and the box top still is equipped with the second wind gap with circular slot lateral wall intercommunication, and the box both ends all are equipped with a plurality of fixed plates of being convenient for box installation with the bottom half, evenly are equipped with a plurality of connecting holes on the fixed plate.

The principle and effect of this basic scheme lie in:

1. the utility model discloses a set up circular slot, first wind gap and second wind gap, according to specific work demand, make the interior wind channel that forms of box, can realize the flow of gas in the wind channel.

2. The utility model discloses a set up through-hole and first flange, can make impeller and through-hole cooperation on the one hand, make the lateral wall of through-hole play the supporting role to the impeller, nevertheless can not restrict the rotation of impeller again simultaneously, on the other hand motor accessible through-hole and impeller coaxial coupling, the through-hole has all played support and guard action with first flange.

3. The utility model discloses a set up fixed plate and connecting hole, can fix a plurality of sides of box, can also be according to the operating mode of difference, fix the orientation in relevant side again through the upset box and then adjustment second wind gap, make the box not only confine to the ventilation that makes progress, still can realize having great regulation space to the ventilation work of each side.

4. Compared with the prior art, the utility model discloses a circular slot, the wind channel that first wind gap and second wind gap formed, make gaseous intercommunication flow in the box, through-hole and first flange, with the motor, the box is connected with the impeller, the stability of structure is improved, through set up the fixed plate on a plurality of sides at the box, it is fixed with the box installation, the stability of structure has further been improved, still can change the orientation in second wind gap according to different operating modes, and then fix the fixed plate on the required fixed face of box, the regulation and the installation of the box of being convenient for, it is fixed to have solved traditional brushless booster fan's wind channel orientation, and can not carry out the problem of adjusting according to the operating mode.

Furthermore, a second flange used for connection is fixedly arranged on the outer side of the first air opening. Through set up the second flange in first wind gap outside, make first wind gap can be connected with current ventilation mechanism to realize wideer, wider ventilation range, and reach better ventilation effect.

Furthermore, the end face of the second flange is provided with a filter screen capable of filtering impurities. Can carry out impurity filtering to the air of suction through the filter screen, prevent that impurity from getting into the circular slot in, cause the damage to the impeller.

Furthermore, the top end of the second tuyere is fixedly provided with a third flange which can be connected. Through set up the third flange at second wind gap top, make the second wind gap can be connected with current ventilation mechanism, reduce gaseous loss, be convenient for transmit wind energy more effectively, improve gaseous transport efficiency.

Further, the second tuyere is a trapezoidal vent with the caliber gradually increasing from the top end port to the bottom. The second air opening is set to be a trapezoidal vent, so that air can be conveniently gathered to be sucked or discharged, and the ventilation efficiency is higher.

Furthermore, a plurality of supporting rib plates are uniformly arranged between the lower surfaces of the first flange and the second flange and the outer surface of the box body. The supporting rib plates are arranged to support the first flange and the second flange, and therefore connection accuracy between the parts is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed 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 only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 illustrates a perspective view of a brushless booster fan housing that facilitates installation as contemplated by an embodiment of the present application;

FIG. 2 illustrates a right side view of an assembled brushless booster fan housing and brushless motor for easy installation as contemplated by an embodiment of the present application;

fig. 3 shows an assembled cross-sectional view of a brushless booster fan housing and an impeller, which is convenient to mount according to an embodiment of the present application.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the device comprises a box body 1, an impeller 2, a circular groove 3, a brushless motor 4, a first flange 5, a first air port 6, a second flange 7, a supporting rib plate 8, a second air port 9, a third flange 10 and a fixing plate 11.

A brushless booster fan housing for easy installation, an embodiment of which is shown in fig. 1: comprises a box body 1 which can be used for ventilation, a circular groove 3 which is used for containing an impeller 2 is arranged in the box body 1, a first air port 6 which is communicated with the front end opening of the circular groove 3 is arranged on the front surface of the box body 1, a through hole which is used for supporting the impeller 2 to rotate is arranged on the back surface of the box body 1, a rolling bearing which is convenient for supporting the impeller 2 to rotate is also arranged in the through hole, the free end of the impeller 2 is rotatably connected with the front end surface of the circular groove 3, a first flange 5 which is used for connecting the box body 1 and a brushless motor 4 is fixedly arranged on the outer end opening of the through hole, a second flange 7 which can be used for connecting the box body 1 and the existing component is also fixedly arranged on the outer end opening of the first air port 6, a filter screen which can be used for filtering impurities is also arranged on the outer end surface of the second flange 7, a plurality of supporting rib plates 8 which are uniformly arranged between the lower surfaces of the first flange 5 and the second flange 7 and the outer surface of the box body 1, a second air port 9 which is communicated with the side wall of the circular groove 3 is also arranged on the top of the box body 1, the top end of the second air port 9 is fixedly provided with a third flange 10 which can be used for connecting the box body 1 with the existing part, the second air port 9 is a trapezoidal vent with the caliber gradually increasing from the top end port to the bottom, two fixing plates 11 which are convenient for the installation of the box body 1 are arranged on the left end surface and the right end surface of the box body 1 and the bottom surface of the box body 1, a plurality of threaded holes are evenly formed in the fixing plates 11, and the box body 1 is in threaded connection with the existing part through the threaded holes in the fixing plates 11 through screws.

The utility model discloses an among the concrete implementation, when the orientation that needs second wind gap 9 upwards carries out the during operation, carry out fixed connection through the screw with the current part that is used for supporting box 1 with the fixed plate 11 of 1 bottom of box earlier, it is fixed with the installation of 1 bottom of box, then carry out the installation of impeller 2 and brushless motor 4, impeller 2 puts into circular slot 3 through first wind gap 6 in, make in impeller 2's the link embedding through-hole, install impeller 2 and antifriction bearing cooperation, impeller 2's free end and circular slot 3's preceding terminal surface rotate to be connected, then with brushless motor 4 and impeller 2 coaxial coupling, brushless motor 4 still carries out fixed connection through the screw with first flange 5, accomplish impeller 2 and motor installation after, if the work needs, second flange 7 and third flange 10 can be connected with current air pipe respectively. Then the brushless motor 4 can be started to rotate, the brushless motor 4 rotates positively to drive the impeller 2 to rotate, along with the rotation of the impeller 2, gas is sucked into the circular groove 3 through the first air port 6, the air pressure in the circular groove 3 is increased due to the high-speed rotation of the impeller 2, and the gas is conveyed out from the second air port 9 through the circular groove 3 under the guidance of blades of the impeller 2; when the brushless motor 4 is started to rotate reversely, the gas is sucked from the second tuyere 9 and discharged from the first tuyere 6 in the opposite direction.

When the second air port 9 needs to work leftwards, the fixing plate 11 on the left side surface of the box body 1 needs to be fixedly connected with the existing part for supporting the box body 1 through a screw, and then the impeller 2 and the brushless motor 4 are installed; when the second air port 9 needs to work rightwards, the fixing plate 11 on the right side surface of the box body 1 needs to be fixedly connected with the existing part for supporting the box body 1 through a screw, and then the impeller 2 and the brushless motor 4 are installed; when the second air opening 9 is required to work downwards, the fixing plates 11 on the left and right side surfaces of the box body 1 are required to be fixedly connected with the existing components for supporting the box body 1 through screws, and then the impeller 2 and the brushless motor 4 are installed.

Compared with the prior art, the utility model discloses a circular slot 3, the wind channel of a intercommunication of first wind gap 6 and the formation of second wind gap 9, make gaseous intercommunication flow in box 1, through the through-hole, first flange 5, second flange 7, fixed plate 11 and support floor 8 etc, with motor and box 1, impeller 2 couples together with box 1 and current part, connection accuracy is high, high durability and convenient installation, the stability of connecting between the structure is improved, still can change the orientation of second wind gap 9 according to different operating modes, and then fix fixed plate 11 on the required fixed face of box 1, be convenient for box 1's regulation and installation, the wind channel orientation of having solved traditional brushless booster fan is fixed, and can not carry out the problem of adjusting according to the operating mode.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims (6)

1. The utility model provides a brushless booster fan shell convenient to installation which characterized in that: including the box that can be used to the ventilation, be equipped with the circular slot that is used for holding the impeller in the box, box one side is equipped with the first wind gap with circular slot one end mouth intercommunication, and the box opposite side is equipped with and is used for rotating the through-hole of being connected with the impeller, and the through-hole outside sets firmly the first flange that is used for connecting box and brushless motor, and the box top still is equipped with the second wind gap with circular slot lateral wall intercommunication, and the box both ends all are equipped with the fixed plate of a plurality of box installations of being convenient for with the bottom half, evenly is equipped with a plurality of connecting holes on the fixed plate.

2. The brushless booster fan housing convenient to install of claim 1, wherein a second flange for connection is fixedly arranged outside the first air opening.

3. The brushless booster fan housing of claim 2, wherein the second flange face is provided with a screen for filtering impurities.

4. The brushless booster fan housing convenient to install of claim 1, wherein the top end of the second air port is fixedly provided with a third flange for connecting.

5. The brushless booster fan housing convenient to install of claim 1 or 4, wherein the second air opening is a trapezoidal air opening with the diameter gradually increasing from the top end port to the bottom.

6. The brushless booster fan housing of claim 1 that facilitates installation, wherein a plurality of support ribs are uniformly disposed between the lower surfaces of the first and second flanges and the outer surface of the case.

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