CN219733665U - Screen hanging fan - Google Patents

Abstract

The utility model discloses a screen hanging fan, which comprises a shell, wherein an air channel is formed in the shell, an air flow driving component is arranged in the air channel, the air flow driving component enables the air channel to discharge air, a volute part and a volute tongue part which are arranged in a protruding mode are formed on the inner wall of the air channel, and the volute part and the volute tongue part are respectively positioned on two sides of the air flow driving component. The utility model adopts an integrated air duct structure, integrates the design of the volute and the volute tongue on the shell, simplifies 2 parts, improves the product performance and reduces the blowing noise; the problems of small volume, simple structure, low price and high noise of the traditional screen hanging fan can be effectively solved.

Description

Screen hanging fan

Technical Field

The utility model belongs to the field of fans, and particularly relates to a screen hanging fan.

Background

Along with the improvement of living standard, the demands of people for the function and performance diversity of fans are increased, computers become the dominant tools for work and daily life gradually after the 21 st century, and the time for people to sit in front of the computers is increased sharply. In view of the fact that a large number of people exist in an office place, the space is narrow, air is not circulated, the space of an office desk is tense, and the environment temperature of the office is high due to energy-saving measures in high-temperature seasons. The common electric fan has large volume, high noise, large occupied desktop space and poor aesthetic property, and is not suitable for daily office environment. Consumers are therefore more favored for fans that provide a comfortable experience and are compact.

At present, various screen hanging fans are available on the market aiming at the requirement, and the screen hanging fans do not occupy the space of a desktop due to small volume, have fashionable appearance and quickly occupy the market. The existing screen hanging fan is provided with an air guide grille on an air outlet so as to ensure the wind direction of the screen hanging fan.

But the existing wall-mounted fan has small volume, low air quantity requirement, simple structure and low price. The number of parts can be simplified as much as possible by manufacturers, or the performance requirements are not high, so that the performance structure is further simplified, and the products generally have the problems of small air quantity and high noise.

Disclosure of Invention

The utility model provides a screen hanging fan, which aims to solve the technical problem of high noise in the background technology.

In order to achieve the above purpose, the specific technical scheme of the screen hanging fan of the utility model is as follows:

a screen hanging fan comprises a shell, wherein an air channel is formed in the shell, an air flow driving component is arranged in the air channel, the air flow driving component enables the air channel to discharge air, a volute part and a volute tongue part which are arranged in a protruding mode are formed on the inner wall of the air channel, and the volute part and the volute tongue part are respectively located on two sides of the air flow driving component.

Further, the airflow driving part is a cross flow wind wheel, and the clearance value between the vortex tongue part and the cross flow wind wheel is 3-3.5 mm.

Further, one end of the cross flow wind wheel is provided with a motor, and the motor drives the cross flow wind wheel to rotate.

Further, the other end of the cross flow wind wheel is provided with a shaft sleeve which is embedded on the shell for the rotational connection of the cross flow wind wheel.

Further, the outer shell comprises a rear shell and a front shell, and the front shell is fixed on the rear shell to form an air duct; the volute section is arranged on the inner wall of the front casing, and the volute tongue section is arranged on the inner wall of the rear casing.

Further, the front shell is located on the upper side of the rear shell, the front shell extends from the upper side to the air outlet relative position from the air outlet, and the rear shell extends from the lower side to the air outlet relative position from the air outlet.

Further, a spigot is arranged at the joint of the front shell and the rear shell, and the spigot is used for plugging the rear shell.

Further, the two ends of the shell are also provided with end covers, and the end covers seal the two ends of the shell.

Further, an air guide grille is arranged in the air outlet of the outer shell.

Further, the lower end of the shell is provided with clamping plates which are oppositely arranged, and the two clamping plates are used for clamping objects such as a screen.

Further, the two clamping plates are fixed on a mounting plate arranged along the surface of the housing, and the mounting plate is fixed with the housing so as to fix the two clamping plates on the housing.

The screen hanging fan has the following advantages:

the integrated air duct structure is adopted, the design of the volute and the volute tongue is integrated on the shell, 2 parts are simplified, the product performance is improved, and the blowing noise is reduced. The problems of small volume, simple structure, low price and high noise of the traditional screen hanging fan can be effectively solved.

Drawings

FIG. 1 is a cross-sectional view of a wall-mounted fan of the present utility model;

FIG. 2 is a schematic view of a hanging fan according to the present utility model;

FIG. 3 is an exploded view of a wall-mounted fan of the present utility model;

FIG. 4 is a schematic view of a conductive grating structure according to the present utility model;

fig. 5 is a schematic view of a clamping plate structure according to the present utility model.

The figure indicates:

1. a housing; 11. a rear case; 111. a volute tongue; 12. a front shell; 121. a volute section; 13. an end cap; 14. an air inlet grille; 15. an air outlet; 2. a cross flow wind wheel; 3. a motor; 4. a shaft sleeve; 5. an air guide grille; 51. a connecting plate; 52. an air deflector; 6. a mounting plate; 61. and a clamping plate.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Those skilled in the art will appreciate that while some embodiments herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the utility model and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.

As shown in fig. 1, the hanging fan of the present utility model includes a housing 1. An air duct is formed in the shell 1, an air inlet of the air duct is arranged at the bottom of the shell 1, an air outlet 15 of the air duct is arranged at the side part of the shell 1, and the air outlet 15 of the air duct is arranged on the shell 1 in a protruding mode.

An air flow driving component is arranged in the air duct, and the air flow driving component enables the air duct to discharge air. The airflow driving component is a cross-flow wind wheel 2, one end of the cross-flow wind wheel 2 is provided with a motor 3, and the motor 3 drives the cross-flow wind wheel 2 to rotate, so that air is discharged from an air outlet 15. The other end of the cross-flow wind wheel 2 is provided with a shaft sleeve 4, and the shaft sleeve 4 is embedded on the shell 1 for the rotational connection of the cross-flow wind wheel 2.

The inner wall of the air duct is provided with a volute part 121 and a volute tongue part 111 which are arranged in a protruding manner, and the volute part 121 and the volute tongue part 111 are respectively positioned on two sides of the airflow driving component so as to ensure smooth airflow in the air duct. In this way, the volute 121 and the volute tongue 111 which are integrally formed are arranged on the shell 1, so that the effect of protecting parts inside a product is achieved, the effect of air guiding and air duct structure of compressed air is achieved, and the performance of the product is guaranteed while parts are not added. The appearance of the whole machine is reasonably integrated with the shape line of the air duct, so that the appearance of the product is attractive, and the air duct is ensured to meet the design of an Archimedes spiral line or a logarithmic spiral line.

Moreover, the clearance value between the vortex tongue 111 and the cross flow wind wheel 2 is 3-3.5 mm, so that the balance between the performance of the whole machine and the noise can be achieved.

Specifically, the housing 1 includes a rear case 11 and a front case 12, and the front case 12 is fixed to the rear case 11 to form an air duct. The volute section 121 is disposed on the inner wall of the front casing 12, the volute tongue 111 is disposed on the inner wall of the rear casing 11, and the volute section 121 and the volute tongue 111 are detached and disposed respectively, so that the volute section 121 and the volute tongue 111 are disposed conveniently.

Wherein the front shell 12 is located on the upper side of the rear shell 11, and the front shell 12 extends from the upper side of the air outlet 15 to the opposite position of the air outlet 15. The rear housing 11 extends from the air outlet 15 from the underside to a position opposite the air outlet 15. The front shell 12 is provided with a spigot at the joint with the rear shell 11, and the spigot is used for plugging the rear shell 11, so that the front shell 12 and the rear shell 11 are fixed. Of course, the spigot may be provided on the edge of the rear case 11, and the effect of connection and fixation may be achieved as well.

In addition to the front case 12 and the rear case 11, the two ends of the housing 1 are further provided with end caps 13, and the end caps 13 seal the two ends of the housing 1, so that the air tightness of the housing 1 is ensured.

The air inlet of the shell 1 is provided with an integrally formed air inlet grille 14, and the air inlet grille 14 is uniformly arranged in an array along the length direction of the shell 1.

The air outlet 15 of the shell 1 is internally provided with an air guide grid 5, the air guide grid 5 is provided with air guide plates 52 which are obliquely arranged towards two sides, the air guide grid 5 also comprises connecting plates 51, the connecting plates 51 are arranged at intervals, and two ends of each air guide plate 52 are respectively fixed on the adjacent connecting plates 51. Thereby expanding the air outlet range of the hanging screen fan through the air deflector 52.

In order to fix the hanging fan, the lower end of the casing 1 is provided with opposite clamping plates 61, and the two clamping plates 61 are used for clamping objects such as a screen and the like so as to fix the hanging fan. To provide the clamping plates 61, both clamping plates 61 are fixed to the mounting plate 51 provided along the surface of the housing 1, and the mounting plate 51 is fixed to the housing 1 to fix both clamping plates 61 to the housing 1. The object is clamped by the clamping plate 61 to fix the hanging fan.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (9)

1. The screen hanging fan is characterized by comprising a shell, wherein an air duct is formed in the shell, an air flow driving component is arranged in the air duct, the air flow driving component enables the air duct to discharge air, a volute part and a volute tongue part which are arranged in a protruding mode are formed on the inner wall of the air duct, and the volute part and the volute tongue part are respectively positioned on two sides of the air flow driving component;

the lower end of the shell is provided with clamping plates which are oppositely arranged, and the two clamping plates are used for clamping objects; the two clamping plates are fixed on a mounting plate arranged along the surface of the shell, and the mounting plate is fixed with the shell so as to fix the two clamping plates on the shell.

2. The wall-hung screen fan according to claim 1, wherein the airflow driving component is a cross-flow wind wheel, and the clearance between the vortex tongue and the cross-flow wind wheel is 3-3.5 mm.

3. The wall-hung screen fan according to claim 2, wherein a motor is arranged at one end of the cross-flow wind wheel, and the motor drives the cross-flow wind wheel to rotate.

4. A screen hanging fan according to claim 3, wherein the other end of the cross-flow wind wheel is provided with a shaft sleeve, and the shaft sleeve is embedded on the outer shell for the cross-flow wind wheel to rotate and connect.

5. The wall-mounted fan as claimed in claim 1, wherein the housing includes a rear housing and a front housing, the front housing being fixed to the rear housing to form the air duct; the volute section is arranged on the inner wall of the front casing, and the volute tongue section is arranged on the inner wall of the rear casing.

6. The wall-hung casement according to claim 5, wherein the front housing is located on an upper side of the rear housing, the front housing extends from the upper side to the opposite position of the air outlet, and the rear housing extends from the lower side to the opposite position of the air outlet.

7. The wall-mounted fan as claimed in claim 5, wherein the front case is provided with a spigot at a junction with the rear case, the spigot being for the rear case to be inserted.

8. The wall fan as claimed in claim 5, wherein the housing is further provided with end caps at both ends, the end caps sealing both ends of the housing.

9. The wall-hung screen fan according to claim 1, wherein an air guide grille is arranged in the air outlet of the outer shell.