CN215058328U

CN215058328U - Fan with cooling device

Info

Publication number: CN215058328U
Application number: CN202120879176.4U
Authority: CN
Inventors: 应辉
Original assignee: Zhejiang Crossbow Brand Electric Appliance Co ltd
Current assignee: Zhejiang Crossbow Brand Electric Appliance Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-12-07
Anticipated expiration: 2031-04-27

Abstract

The utility model provides a fan, included: the frame-shaped shell comprises a first group of opposite sides and a second group of opposite sides which form a hollow frame shape, and a bearing piece and a tubular shock absorption piece are respectively arranged in the first group of opposite sides along the vertical direction; two crossflow fans are arranged in the inner channel of the first group of opposite sides respectively, the crossflow fans include that the impeller and the motor are vertically arranged, the upper end of the impeller is vertically arranged in the bearing piece, the lower end of the impeller is vertically arranged to connect the motor, the tubular damping piece comprises an elastic inner annular wall and an elastic outer annular wall, the elastic inner annular wall and the elastic outer annular wall are arranged at intervals, the space between the elastic inner annular wall and the elastic outer annular wall is divided into a plurality of deformation energy absorption cavities by a plurality of supporting walls, and the motor is sleeved in the annular direction of the elastic inner annular wall. The utility model discloses can come spacing cross flow fan's perpendicular impeller of putting through the outstanding shock attenuation external member of bradyseism effect, weaken the complete machine vibration greatly, reduce the noise when moving, improve user experience.

Description

Fan with cooling device

Technical Field

The utility model relates to a refrigeration plant field, specifically speaking relates to the fan.

Background

A conventional fan generally includes a motor, a fan blade, a base or a fixing frame, a power supply, and the like. When the power supply is switched on, the motor rotates to drive the fan blades on the motor shaft to rotate, and the rotating fan blades generate airflow, so that a user feels the cooling effect in the range blown by the airflow along with the heat taken away by convection and evaporation.

However, the conventional cross flow fan is limited by the operating principle of the vertically-arranged impeller as the core element, but the rotating mode of the vertically-arranged impeller is more likely to generate vibration and noise, so that the use experience of a user is reduced.

Therefore, the utility model provides a fan.

SUMMERY OF THE UTILITY MODEL

Problem to among the prior art, the utility model aims to provide a fan has overcome prior art's difficulty, can come spacing cross flow fan's perpendicular impeller of putting through the outstanding shock attenuation external member of bradyseism effect, has weakened the complete machine vibration greatly, has reduced the noise when moving, has improved user experience.

An embodiment of the utility model provides a fan, include:

the frame-shaped shell comprises a first group of opposite sides and a second group of opposite sides which form a hollow frame shape, and a bearing piece and a tubular shock absorption piece are respectively arranged in the first group of opposite sides along the vertical direction;

the tubular damping piece comprises an elastic inner ring wall and an elastic outer ring wall, the elastic inner ring wall is arranged at intervals, the elastic outer ring wall is connected with the frame-shaped shell, the space between the elastic inner ring wall and the elastic outer ring wall is divided into a plurality of deformation energy absorption cavities which are distributed annularly by a plurality of supporting walls, and the annular direction of the elastic inner ring wall is sleeved with the motor.

Preferably, the support walls are radially distributed around a central axis of the tubular shock absorbing member.

Preferably, a plurality of inward convex supporting ribs are annularly arranged on a central through hole of the elastic inner ring wall, and the supporting ribs support the outer wall of the motor.

Preferably, the extending direction of the supporting ribs is parallel to the axial direction of the elastic inner annular wall.

Preferably, the outer wall of the motor is provided with at least one annular outward protruding locating ring, the annular through hole of the elastic inner annular wall is provided with at least one annular inward concave ring in the annular direction, and the outward protruding locating ring is embedded in the annular inward concave ring.

Preferably, an annular convex ring is arranged on the periphery of the elastic outer ring wall and is clamped in the frame-shaped shell.

Preferably, the tubular shock absorbing member is integrally formed.

Preferably, the bearing piece is limited in the limit connecting piece of the frame-shaped shell, an elastic damping layer is wrapped outside the bearing piece, an annular convex ring is arranged on the outer wall of the elastic damping layer, and the annular boss is embedded in an annular concave ring on the inner periphery of the limit connecting piece.

Preferably, the frame-shaped housing defines an internal channel, the first set of opposite sides are each provided with at least one air inlet and at least one air outlet, the cross-flow fan is disposed downstream of the air inlet, the vertical impeller of the cross-flow fan rotates to draw an air flow into the internal channel through the air inlet, and at least a portion of the air flow is emitted from the air outlet.

Preferably, the frame-shaped shell further comprises a supporting seat and a U-shaped bracket, the frame-shaped shell is connected to the U-shaped bracket in a pitching rotation manner, and the U-shaped bracket is connected to the supporting seat in a horizontal rotation manner.

The utility model discloses a fan can come the perpendicular impeller of putting in the spacing through-flow fan through the outstanding shock attenuation external member of bradyseism effect, has weakened the complete machine vibration greatly, has reduced the noise when moving, has improved user experience.

Drawings

Other features, objects and advantages of the invention will become more apparent from a reading of the following detailed description of non-limiting embodiments thereof, with reference to the accompanying drawings.

Fig. 1 is a schematic view of the fan of the present invention.

Fig. 2 is a sectional view of the fan middle frame type casing of the present invention.

Fig. 3 is an exploded view of the fan middle frame type casing of the present invention.

Fig. 4 is a top view of the tubular damper in the fan of the present invention.

Fig. 5 is a sectional view taken along the direction a-a in fig. 4.

Fig. 6 is a side view of the tubular damper in the fan of the present invention.

Reference numerals

1 frame type shell

11 vertical impeller

12 air inlet

13 air outlet

2 support seat

3U type support

41 elastic shock-absorbing layer

411 annular convex ring

42 limit connecting piece

421 annular concave ring

43 tubular shock-absorbing member

431 central through hole

432 support rib

433 elastic inner ring wall

434 deformation energy-absorbing cavity

435 elastic outer annular wall

436 ring-shaped convex ring

437 annular concave ring

438 support wall

44 electric machine

441 convex positioning ring

45 bearing part

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repetitive description will be omitted.

Fig. 1 is a schematic view of the fan of the present invention. Fig. 2 is a sectional view of the fan middle frame type casing of the present invention. Fig. 3 is an exploded view of the fan middle frame type casing of the present invention. Fig. 4 is a top view of the tubular damper in the fan of the present invention. Fig. 5 is a sectional view taken along the direction a-a in fig. 4. Fig. 6 is a side view of the tubular damper in the fan of the present invention. As shown in fig. 1 to 6, the fan of the present invention includes: a frame-shaped shell 1 and two cross-flow fans. The frame-shaped casing 1 comprises a first set of opposite sides and a second set of opposite sides forming a hollow frame shape, in which a bearing member 45 and a tubular shock-absorbing member 43 are respectively provided in the vertical direction. The two cross-flow fans are respectively positioned in the internal channels of the first group of opposite sides, each cross-flow fan comprises a vertically arranged impeller 11 and a motor 44, the upper end of the vertically arranged impeller 11 is limited in a bearing piece 45, the lower end of the vertically arranged impeller 11 is connected with the motor 44, the tubular shock absorption piece 43 comprises an elastic inner annular wall 433 and an elastic outer annular wall 435 connected to the frame-shaped shell 1, the space between the elastic inner annular wall 433 and the elastic outer annular wall 435 is divided into a plurality of deformation energy absorption cavities 434 distributed in the annular direction by a plurality of supporting walls 438, and the annular direction of the elastic inner annular wall 433 is sleeved with the motor 44, but not limited by the above.

In a preferred embodiment, the support walls 438 are radially spaced about the central axis of the tubular shock absorbing member 43. But not limited thereto.

In a preferred embodiment, the central through hole 431 of the elastic inner annular wall 433 is circumferentially provided with a plurality of inwardly protruding support ribs 432, and the support ribs 432 support the outer wall of the motor 44, but not limited thereto.

In a preferred embodiment, the extending direction of the supporting rib 432 is parallel to the axial direction of the elastic inner annular wall 433, but not limited thereto.

In a preferred embodiment, the outer wall of the motor 44 is provided with at least one annular outward protruding retainer 441, the central through hole 431 of the elastic inner wall 433 is circumferentially provided with at least one annular inward recessed ring 437, and the outward protruding retainer 441 is embedded in the annular inward recessed ring 437, but not limited thereto.

In a preferred embodiment, the outer periphery of the elastic outer annular wall 435 is provided with an annular convex ring 436 engaged with the frame-shaped housing 1, but not limited thereto.

In a preferred embodiment, the tubular shock absorbing member 43 is integrally formed, but not limited thereto.

In a preferred embodiment, the bearing member 45 is retained in the retaining connection member 42 of the frame-shaped housing 1, an elastic damping layer 41 is wrapped outside the bearing member 45, an annular convex ring 411 is arranged on the outer wall of the elastic damping layer 41, and the annular convex ring 411 is embedded in an annular concave ring 421 on the inner periphery of the retaining connection member 42, but not limited thereto.

In a preferred embodiment, the frame-shaped casing 1 defines an internal channel, the first set of opposite sides are respectively provided with at least one air inlet 12 and at least one air outlet 13, the cross-flow fan is placed downstream of the air inlet 12, the vertical impeller 11 of the cross-flow fan rotates to draw an air flow into the internal channel through the air inlet 12, and at least a portion of the air flow is emitted from the air outlet 13, but not limited thereto.

In a preferred embodiment, the device further comprises a supporting seat 2 and a U-shaped bracket 3, the frame-shaped housing 1 is connected to the U-shaped bracket 3 in a pitching rotation manner, and the U-shaped bracket 3 is connected to the supporting seat 2 in a horizontal rotation manner, but not limited thereto.

In a preferred embodiment, the air inlet 12 is a plurality of strip-shaped holes parallel to each other along a first direction, the air outlet 13 is a plurality of strip-shaped holes parallel to each other along a second direction, the second direction is perpendicular to the first direction, the rotation speeds of the vertical impellers 11 of the cross-flow fan are the same, and the rotation directions are opposite, but not limited thereto.

In a preferred embodiment, the frame-shaped housing 1 includes a front shell and a rear shell connected to each other, a cavity formed by the front and rear shells forms an internal channel, the air inlet 12 is located on the rear shell, the air outlet 13 is located at least on the front shell, and the area of the air inlet 12 is larger than that of the air outlet 13, but not limited thereto.

In a preferred embodiment, a filter and a heating device are arranged in the frame-shaped housing 1, the filter is located downstream of the air inlet 12 and between the air inlet 12 and the cross-flow fan, and the heating device is located upstream of the air outlet 13 and between the air outlet 13 and the cross-flow fan, but not limited thereto.

The utility model discloses a use as follows: the utility model discloses in the both ends that come spacing cross-flow fan respectively through bearing spare 45 and tubulose shock attenuation piece 43 by the parcel of elastic shock-absorbing layer 41, especially adopt integrated into one piece have be that the tubulose shock attenuation piece 43 of double-deck ring package, circumference deformation energy-absorbing effect comes spacing more easily to produce the motor 44 of the perpendicular impeller 11 lower part of putting of vibration. The tubular shock absorbing member 43 comprises an elastic inner annular wall 433 arranged at intervals and an elastic outer annular wall 435 connected to the frame-shaped shell 1, wherein a plurality of inward convex supporting ribs 432 are circumferentially arranged on a central through hole 431 of the elastic inner annular wall 433, the supporting ribs 432 support the outer wall of the motor 44, and the extending direction of the supporting ribs 432 is parallel to the axial direction of the elastic inner annular wall 433. The space between the elastic inner ring wall 433 and the elastic outer ring wall 435 is divided into a plurality of deformation energy absorption cavities 434 distributed annularly by a plurality of supporting walls 438, the supporting walls 438 are distributed radially around the central axis of the tubular shock absorption member 43, the motor 44 is sleeved in the annular direction of the elastic inner ring wall 433, the vibration generated by the motor 44 is subjected to primary shock absorption through the local support of the supporting ribs 432, and then the vibration of the motor 44 can be greatly reduced after the secondary shock absorption is carried out through the deformation energy absorption cavities 434 capable of deforming and absorbing energy. The outer wall of the motor 44 is provided with at least one annular outward protruding positioning ring 441, the central through hole 431 of the elastic inner annular wall 433 is provided with at least one annular inward concave ring 437 in an annular direction, and the outward protruding positioning ring 441 is embedded in the annular inward concave ring 437. An annular convex ring 436 is arranged on the periphery of the elastic outer annular wall 435 and is clamped with the frame-shaped shell 1, so that the vibration of the motor 44 is further reduced, the vibration of the whole machine is reduced, and the noise in operation is reduced. Moreover, on the upper portion of vertically placing impeller 11, elastic damping layer 41 also plays the shock attenuation effect at bearing piece 45 and spacing connecting piece 42 for utility model well cross flow fan's both ends of own all have the shock attenuation cooperation, have fully reduced and have vertically placed impeller 11 and have brought big vibration and noise when rotating, have improved user experience.

To sum up, the utility model aims to provide a fan can come the perpendicular impeller of putting in the spacing through-flow fan through the outstanding shock attenuation external member of bradyseism effect, has weakened the complete machine vibration greatly, has reduced the noise when moving, has improved user experience.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. A fan, comprising:

a frame-shaped shell (1) comprising a first set of opposite sides and a second set of opposite sides forming a hollow frame shape, wherein a bearing piece (45) and a tubular shock-absorbing piece (43) are respectively arranged in the first set of opposite sides along the vertical direction;

the two cross-flow fans are respectively positioned in the inner channels of the first group of opposite sides, each cross-flow fan comprises a vertically arranged impeller (11) and a motor (44), the upper end of the vertically arranged impeller (11) is limited in the bearing piece (45), the lower end of the vertically arranged impeller (11) is connected with the motor (44), the tubular shock absorption piece (43) comprises an elastic inner ring wall (433) arranged at intervals and an elastic outer ring wall (435) connected to the frame-shaped shell (1), the space between the elastic inner ring wall (433) and the elastic outer ring wall (435) is divided into a plurality of deformation energy absorption cavities (434) distributed annularly by a plurality of supporting walls (438), and the annular direction of the elastic inner ring wall (433) is sleeved with the motor (44).

2. The fan as claimed in claim 1, wherein said support walls (438) are radially distributed around the central axis of said tubular damper (43).

3. The fan as claimed in claim 1, wherein the central through hole (431) of the elastic inner annular wall (433) is circumferentially provided with a plurality of inwardly protruding support ribs (432), and the support ribs (432) support the outer wall of the motor (44).

4. The fan as claimed in claim 3, wherein the extension direction of the support ribs (432) is parallel to the axial direction of the elastic inner annular wall (433).

5. The fan as claimed in claim 1, wherein the outer wall of the motor (44) is provided with at least one circumferentially outward protruding retainer (441), the central through hole (431) of the elastic inner ring wall (433) is circumferentially provided with at least one circumferentially inward recessed ring (437), and the outward protruding retainer (441) is fitted into the circumferentially inward recessed ring (437).

6. The fan as claimed in claim 1, wherein said elastic outer annular wall (435) is provided at its outer periphery with an annular convex ring (436) engaged in said frame-shaped case (1).

7. The fan according to any of the foregoing claims from 1 to 6, characterised in that the tubular shock-absorbing element (43) is made in one piece.

8. The fan as claimed in claim 7, wherein the bearing member (45) is retained in a retaining connection member (42) of the frame-shaped casing (1), an elastic damping layer (41) is wrapped outside the bearing member (45), an annular convex ring (411) is arranged on the outer wall of the elastic damping layer (41), and the annular convex ring (411) is embedded in an annular concave ring (421) on the inner periphery of the retaining connection member (42).

9. The fan according to claim 7, characterized in that said frame-shaped casing (1) defines an internal channel, said first set of opposite sides being provided, respectively, with at least one intake mouth (12) and at least one outlet mouth (13), said cross-flow fan being placed downstream of said intake mouth (12), the upright impeller (11) of said cross-flow fan being rotated to draw an air flow into said internal channel through said intake mouth (12), at least a portion of said air flow being emitted from said outlet mouth (13).

10. The fan as claimed in claim 7, further comprising a support base (2) and a U-shaped bracket (3), wherein said frame-shaped casing (1) is connected to said U-shaped bracket (3) in a pitching rotatable manner, and said U-shaped bracket (3) is connected to said support base (2) in a horizontal rotatable manner.