CN211975456U

CN211975456U - Novel centrifugal fan

Info

Publication number: CN211975456U
Application number: CN202020481721.XU
Authority: CN
Inventors: 张传义
Original assignee: Shandong Zhongwei Air Conditioning Equipment Group Hvac Co ltd
Current assignee: Shandong Zhongwei Air Conditioning Equipment Group Hvac Co ltd
Priority date: 2020-04-06
Filing date: 2020-04-06
Publication date: 2020-11-20
Anticipated expiration: 2030-04-06

Abstract

The utility model discloses a novel centrifugal fan, including fan body and strutting arrangement, the fan body includes the casing, fan and motor, and the motor is used for driving the fan, the casing includes shell and inner shell, wherein be connected through the several heating panel of evenly arranging along circumference between shell and the inner shell, and the both ends of inner shell are equipped with the installation framework, the fan is installed in the inner shell, the motor is installed between two adjacent heating panels in top of inner shell, the both sides welding of casing has two pairs of installation square rings that the symmetry set up, strutting arrangement includes bracket and bottom plate, wherein the top of bracket is equipped with and installs square ring adaptation and run through the square of installation square ring and insert the post, and the bottom of bracket is through electric telescopic handle and a pair of back electric telescopic handle and bottom plate swing joint before a pair of. The utility model relates to a rationally, simple structure, easy installation, transportation have simultaneously give sound insulation fall make an uproar, the heat dissipation fast, discharge fume fast characteristics, environmental protection and energy saving reduce harmful substance's emission.

Description

Novel centrifugal fan

Technical Field

The utility model belongs to the technical field of centrifugal fan, concretely relates to novel centrifugal fan.

Background

The traditional centrifugal fan usually has a fire-fighting smoke-discharging function or a ventilation function, the centrifugal fan with the fire-fighting smoke-discharging function usually arranges the motor outside the box body, and the centrifugal fan with the ventilation function usually arranges the motor in the box body; the traditional centrifugal fan of traditional centrifugal fan's noise is big, and the thermal diffusivity is poor to a large amount of thermal accumulations can damage the motor, have reduced the life of fan, can't filter harmful substance simultaneously, the polluted environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel centrifugal fan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel centrifugal fan, its structural feature lies in: the fan comprises a fan body and a supporting device, wherein the fan body comprises a shell, a fan and a motor, an air inlet and an air outlet are respectively arranged on two sides of the shell, the motor is used for driving the fan and comprises an outer shell and an inner shell, the outer shell and the inner shell are connected through a plurality of heat dissipation plates which are uniformly arranged along the circumferential direction, two ends of the inner shell are provided with mounting frame bodies, the fan is mounted in the inner shell, the motor is mounted between two adjacent heat dissipation plates on the top of the inner shell, the outer shell is provided with a maintenance bin door corresponding to the position of the motor, two pairs of symmetrically arranged mounting square rings are welded on two sides of the shell, the supporting device comprises a bracket and a bottom plate, the top of the bracket is provided with a square inserting column which is matched with the mounting square rings and penetrates through the mounting square rings, the bottom of the bracket is movably connected with the bottom plate through a pair of front electric, and the bottoms of the pair of front electric telescopic rods or the pair of rear electric telescopic rods are movably connected with the bottom plate through a rotating shaft.

As preferred, the one end that the casing is close to the air outlet is equipped with two at least purification filter screens, wherein the casing be equipped with purify the mounting groove of filter screen adaptation, and purify filter screen detachable and locate in the mounting groove.

Preferably, the lengths of the outer shell, the inner shell and the heat dissipation plate are the same, and the outer shell, the inner shell and the heat dissipation plate are integrally arranged.

Preferably, the two ends of the motor are provided with dust-proof nets, and the peripheries of the dust-proof nets are respectively connected with the outer shell, the inner shell and the heat dissipation plates on the two sides of the motor.

Preferably, the installation frame body is detachably connected with the inner shell through a buckle structure or a threaded structure, and a dustproof net is arranged in the installation frame body.

Preferably, the bracket comprises two inverted frames which are symmetrically arranged, an upper connecting rod connected with the tops of the two frames and a lower connecting rod connected with the bottoms of the two frames, and the output ends of the front electric telescopic rod and the rear electric telescopic rod are movably connected with the upper connecting rod through rotating shafts.

Preferably, one side of the bottom plate is provided with a drawing rod, and the bottom plate is internally provided with an accommodating groove matched with the drawing rod.

Preferably, the bottom of the bottom plate is provided with a plurality of universal wheels arranged in an array, and the universal wheels are provided with parking devices.

Preferably, the controller is arranged on the bottom plate and is respectively connected with the motor, the front electric telescopic rod and the rear electric telescopic rod.

Compared with the prior art, the utility model relates to a rationally, simple structure, easy installation, transportation have simultaneously give sound insulation and fall make an uproar, the heat dissipation is fast, the characteristics of discharging fume fast, environmental protection and energy saving reduce harmful substance's emission.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a left side view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a schematic view of the internal structure of the blower body of the present invention;

in the figure: 1-shell, 2-fan, 3-motor, 4-air inlet, 5-air outlet, 6-outer shell, 7-inner shell, 8-heat dissipation plate, 9-installation frame body, 10-maintenance door, 11-installation square ring, 12-bottom plate, 13-square insertion column, 14-controller, 15-rotating shaft, 16-purification filter screen, 17-installation groove, 18-dust separation net, 19-dust prevention net, 20-frame, 21-upper connecting rod, 22-lower connecting rod, 23-drawing rod, 24-holding tank, 25-universal wheel, 26-front electric telescopic rod and 27-rear electric telescopic rod.

Detailed Description

The invention is further explained with reference to the drawings, without limiting the scope of protection of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, the present invention provides a technical solution, a novel centrifugal fan, comprising a fan body and a supporting device, wherein the fan body comprises a casing 1, a fan 2 and a motor 3, wherein an air inlet 4 and an air outlet 5 are respectively disposed at two sides of the casing 1, the motor 3 is used for driving the fan 2, the casing 1 comprises an outer shell 6 and an inner shell 7, wherein the outer shell 6 and the inner shell 7 are connected by a plurality of heat dissipation plates 8 uniformly arranged along a circumferential direction, two ends of the inner shell 7 are provided with mounting frames 9, the fan 2 is mounted in the inner shell 7, the motor 3 is mounted between two adjacent heat dissipation plates 8 at the top of the inner shell 7, the outer shell 6 is provided with a maintenance door 10 corresponding to the position of the motor 3, two pairs of symmetrically disposed square mounting rings 11 are welded at two sides of the casing 1, the supporting device comprises a bracket and a bottom plate 12, wherein the top of bracket is equipped with and installs square ring 11 adaptation and run through the square post 13 of inserting of installation square ring 11, and the bottom of bracket is through a pair of preceding electric telescopic handle 26 and a pair of back electric telescopic handle 27 and bottom plate 12 swing joint, a pair of preceding electric telescopic handle 26 and a pair of back electric telescopic handle 27 output pass through pivot 15 and bracket swing joint, and a pair of preceding electric telescopic handle 26 or a pair of back electric telescopic handle 27 bottom pass through pivot 15 and bottom plate 12 swing joint.

Wherein, in this embodiment, the one end of casing 1 that is close to air outlet 5 be equipped with two at least purification filter screens 16, wherein casing 1 be equipped with purify the mounting groove 17 of filter screen 16 adaptation, and purify filter screen 16 detachable and locate in mounting groove 17.

In the embodiment, the lengths of the outer shell 6, the inner shell 7 and the heat dissipation plate 8 are the same, and the outer shell 6, the inner shell 7 and the heat dissipation plate 8 are integrally arranged.

In the embodiment, two ends of the motor 3 are provided with dust-proof nets 18, and the peripheries of the dust-proof nets 18 are respectively connected with the outer shell 6, the inner shell 7 and the heat dissipation plates 8 on two sides of the motor 3.

In this embodiment, the mounting frame 9 is detachably connected to the inner casing 7 through a fastening structure or a threaded structure, and a dust screen 19 is disposed in the mounting frame 9.

In this embodiment, the bracket includes two inverted "n" shaped frames 20 symmetrically disposed, an upper connecting rod 21 connecting the tops of the two frames 20, and a lower connecting rod 22 connecting the bottoms of the two frames 20, and the output ends of the front electric telescopic rod 26 and the rear electric telescopic rod 27 are movably connected to the upper connecting rod 21 through the rotating shaft 15.

In this embodiment, a drawing rod 23 is disposed on one side of the bottom plate 12, and an accommodating groove 24 adapted to the drawing rod 23 is disposed in the bottom plate 12.

In this embodiment, a plurality of universal wheels 25 arranged in an array are disposed at the bottom of the bottom plate 12, and the universal wheels 25 are provided with a parking device.

In this embodiment, the controller 14 is disposed on the bottom plate 12, and the controller 14 is connected to the motor 3, the front electric telescopic rod 26 and the rear electric telescopic rod 27 respectively.

The working principle is as follows:

the square inserting column 13 is inserted into the mounting square ring 11, so that the position between the fan body and the supporting device is fixed. The front electric telescopic rod 26 and the rear electric telescopic rod 27 are synchronously adjusted to the same extension length, so that the lifting height of the fan body can be adjusted. Because the bottoms of the pair of front electric telescopic rods 26 or the pair of rear electric telescopic rods 27 are movably connected with the bottom plate 12, that is, in the front electric telescopic rods 26 and the rear electric telescopic rods 27, when the bottom of the front electric telescopic rods 26 is movably connected with the bottom plate 12, the rear electric telescopic rods 27 are fixedly connected with the bottom plate 12, and after the rear electric telescopic rods 27 extend to a specified length, the inclination angle of the bracket is adjusted by adjusting the extending length of the front electric telescopic rods 26; when back electric telescopic handle 27's bottom and bottom plate 12 swing joint, preceding electric telescopic handle 26 is fixed connection with bottom plate 12, and current electric telescopic handle 26 stretches out to appointed length after, adjusts the inclination of bracket through the extension length of adjusting back electric telescopic handle 27, makes the fan body be in the tilt state, and then adjusts the angle of airing exhaust of fan body, has contextually restricted service environment, and the practicality is high.

Fan 2 is fixed inside casing 1, square post 13 of inserting can insert and run through installation square ring 11, the square post 13 of inserting on strutting arrangement is established to the installation square ring 11 cover in the casing 1 outside, again because installation square ring 11 inserts post 13 adaptation with square, make casing 1 and layer board be connected stably, drive casing 1 synchronous slope when the bracket slope, fix and also can the synchronous slope at the inside fan 2 of casing 1, in order to avoid centrifugal fan operation vibration acutely, casing 1 takes fan 2 to fly off from the layer board even, can adjust the length that square post 13 was inserted according to the in-service use needs.

The drawing rod 23 is drawn out from the storage groove 24, and the centrifugal fan is moved by the universal wheel 25 by pulling the drawing rod 23. The universal wheel 25 is provided with a parking device, when the universal wheel 25 is moved to a use position, the parking device can be used for stopping the rotation of the universal wheel 25, the fixation of the centrifugal fan is realized, and the normal use of the centrifugal fan is not influenced. The structure of the universal wheel with the parking device belongs to the prior art, for example, the structure of the universal wheel with the parking device is disclosed in the Chinese patent application number: 201220177908.6 the universal wheel for omnibearing parking of ladder car can be applied to the application, and the detailed structure is not repeated here.

The utility model relates to a rationally, simple structure, easy installation, transportation have simultaneously give sound insulation fall make an uproar, the heat dissipation fast, discharge fume fast characteristics, environmental protection and energy saving reduce harmful substance's emission.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a novel centrifugal fan which characterized in that: the fan comprises a fan body and a supporting device, wherein the fan body comprises a shell, a fan and a motor, an air inlet and an air outlet are respectively arranged on two sides of the shell, the motor is used for driving the fan, the shell comprises an outer shell and an inner shell, the outer shell and the inner shell are connected through a plurality of heat dissipation plates which are uniformly distributed along the circumferential direction, two ends of the inner shell are provided with installation frame bodies, the fan is installed in the inner shell, the motor is installed between two adjacent heat dissipation plates on the top of the inner shell, the outer shell is provided with a maintenance bin door corresponding to the position of the motor, two pairs of symmetrically arranged installation square rings are welded on two sides of the shell, the supporting device comprises a bracket and a bottom plate, the top of the bracket is provided with a square insertion column which is matched with the installation square rings and penetrates through the installation square rings, and the bottom of the bracket is movably connected, the output ends of the pair of front electric telescopic rods and the pair of rear electric telescopic rods are movably connected with the bracket through a rotating shaft, and the bottoms of the pair of front electric telescopic rods or the pair of rear electric telescopic rods are movably connected with the bottom plate through a rotating shaft.

2. The novel centrifugal fan according to claim 1, characterized in that: the one end that the casing is close to the air outlet be equipped with two at least purification filter screens, wherein the casing be equipped with purify the mounting groove of filter screen adaptation, and purify filter screen detachable and locate in the mounting groove.

3. The novel centrifugal fan according to claim 1, characterized in that: the length of the outer shell, the length of the inner shell and the length of the heat dissipation plate are consistent, and the outer shell, the inner shell and the heat dissipation plate are integrally arranged.

4. The novel centrifugal fan according to claim 1, characterized in that: the two ends of the motor are provided with dust-proof nets, and the peripheries of the dust-proof nets are respectively connected with the outer shell, the inner shell and the heat dissipation plates on the two sides of the motor.

5. The novel centrifugal fan according to claim 1, characterized in that: the installation framework can be dismantled with the inner shell through buckle structure or helicitic texture and be connected, and be equipped with the dust screen in the installation framework.

6. The novel centrifugal fan according to claim 1, characterized in that: the bracket comprises two inverted 'n' -shaped frames, an upper connecting rod and a lower connecting rod, the two inverted 'n' -shaped frames are symmetrically arranged, the upper connecting rod is connected with the tops of the two frames, the lower connecting rod is connected with the bottoms of the two frames, and the output ends of the front electric telescopic rod and the rear electric telescopic rod are movably connected with the upper connecting rod through rotating shafts.

7. The novel centrifugal fan according to claim 1, characterized in that: one side of the bottom plate is provided with a pull rod, and a holding tank matched with the pull rod is arranged in the bottom plate.

8. The novel centrifugal fan according to claim 1, characterized in that: the bottom of bottom plate be equipped with the universal wheel of several array arrangements, and the universal wheel is equipped with parking device.

9. The novel centrifugal fan according to claim 1, characterized in that: the bottom plate on be equipped with the controller, and the controller is connected with motor, preceding electric telescopic handle and back electric telescopic handle respectively.