CN218469210U - Air speed adjusting structure and air treatment equipment applying same - Google Patents

Abstract

The utility model relates to a wind speed adjusting structure and an air processing device applying the same, wherein the wind speed adjusting structure comprises an airflow circulating piece, an air channel is arranged in the airflow circulating piece, and the air outlet end of the air channel is called as an air outlet; the blades are arranged in the air outlet at intervals along the length direction of the air outlet, each blade is connected with the wall surface of the air outlet in a rotating mode through a rotating shaft, and each blade always keeps the trend of inclining towards the center line far away from the air outlet along the air flow direction under the action of the elastic piece. When the wind speed is low, the blowing force of the wind on the blades is low, the resistance of the wind is low, the change of the wind speed is not obvious, when the wind speed of the wind outlet is high, the blowing force of the wind on the blades is high, the blades rotate, under the action of the elastic piece, the blades are subjected to reverse elasticity of the elastic piece, the reverse elasticity acts on the wind through the blades, the blades play a role in wind resistance, the wind speed is reduced, and therefore the effect of self-adaptive adjustment of the wind speed of the blades is achieved.

Description

Wind speed adjusting structure and air treatment equipment applying same

Technical Field

The utility model relates to an air treatment technical field, concretely relates to air speed adjusting structure and applied this air treatment equipment who adjusts structure.

Background

With the rapid development of industrialization, air is polluted. People have been indoor for more than 80% of their lives, and people have been aware of the harmfulness of indoor air pollution and pay more and more attention to whether the indoor environment of their own lives is healthy, so that air purifiers have become the leading products of the small household appliance consumption market. However, the conventional air purifier can only be used as a purifier in winter, and generally cannot simultaneously take the functions of the electric fan into consideration. When the electric fan is needed in summer, a consumer still needs to purchase another electric fan, so that the building space is occupied, and the consumption investment is increased.

To solve the above problems, the disclosure of the utility model discloses an air purifier integrating air purification and fan, which is published in the patent of chinese utility model with the patent number CN 201603175.1 (with the publication number CN 205641242U), comprises a housing, a filter device, a fan, a flow guide member, a mode switching board and a control circuit board, wherein the filter device, the fan, the flow guide member, the mode switching board and the control circuit board are arranged in the housing. The casing can be cuboid or cylindrical, and the casing lower part has the air intake, and the casing lateral part has the fan air outlet, and the casing top sets up the clarifier air outlet. The filter device is arranged at the inner side of the air inlet at the lower part of the shell and is used for purifying the outside air entering from the air inlet. The fan is arranged in the shell and used for sucking outside air into the shell through the air inlet. The flow guide piece is used for guiding the air sent by the fan. The mode switching plate is a movable part and is used for changing an airflow channel at the outlet of the fan by changing the position of the mode switching plate and selectively leading clean air to the air outlet of the fan and/or the air outlet of the purifier.

Although the grille with the vertical direction and the horizontal direction is arranged at the air outlet of the fan, the grille with the horizontal direction can be manually adjusted in inclination angle, and the grille with the vertical direction can be electrically adjusted in inclination angle, so that the convenience when the grille is used as the fan is met. However, the setting of the grille is only to adjust the air outlet direction and is limited by the model specification, the size of the air outlet of the fan is usually small, which causes the wind speed to be too high, and the wind blows uncomfortable using feeling on human body, the grille may play a role of shielding wind to a certain extent, but cannot be adjusted in a self-adaptive manner according to the air flow speed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a first technical problem that will solve is to prior art's current situation, provides a wind speed adjusting structure that can the self-adaptation adjusts the export airflow velocity.

The utility model discloses the second technical problem that will solve is the current situation to prior art, provides an air treatment equipment who uses above-mentioned wind speed to adjust the structure.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a wind speed adjusting structure is characterized by comprising

The air flow circulating piece is internally provided with an air duct, and the air outlet end of the air duct is called an air outlet;

the method is characterized in that: and also comprises

The blades are arranged in the air outlet at intervals along the length direction of the air outlet, each blade is connected with the wall surface of the air outlet in a rotating mode through a rotating shaft, and each blade always keeps the trend of inclining towards the center line far away from the air outlet along the air flow direction under the action of the elastic piece.

Preferably, in the initial state, the angle between the blade and the plane where the air outlet is located is between 40 ° and 70 °. In the angle range, the blades can not generate great influence on the air quantity, and can play a role in reducing the air speed.

In order to make the pivot rotate, the effect that the elastic component can be better is in the pivot, makes the blade keep and the air outlet has the trend of contained angle, the pivot passes the outside that airflow circulation spare is located the air outlet, the elastic component is located on airflow circulation spare's the outer wall, the elastic component is the shell fragment, and one end fixed mounting is on airflow circulation spare, and the other end has at least round along the circumference extension of pivot to make the elastic component around the periphery in pivot, the elastic component links to each other through the connecting axle of perpendicular to pivot with the pivot.

Because the blade can have certain contained angle for the air outlet under initial condition, can cause the wind direction to deflect towards the both sides of air outlet like this, the air-out is inhomogeneous, influences user's use and experiences, for solving this problem, one of them scheme is: the outer contour of the blade is in a drop shape and comprises an arc-shaped face, a first side face and a second side face which are sequentially connected, the first side face and the second side face are inclined towards each other and extend to form a tip end, the first side face is closer to the central line of the air outlet relative to the second side face, and at least two convex portions are arranged on the first side face at intervals along the length direction of the first side face. The airflow can form the coanda effect at first side and second side, and the air current can draw close towards the tip department that first side and second side handing-over formed, and first side can guide the air current to flow towards the side of air outlet, and the second side can carry out the water conservancy diversion with the air current towards the direction of perpendicular to air outlet, in order to reduce the unfavorable guide of first side to the air current, the convex part on the first side can destroy the coanda effect that first side formed, makes the attaching wall effect of air current reduce, thereby reduced the air current deflection, make wind blow out towards the direction of perpendicular to air outlet.

Because the blade can have certain contained angle for the air outlet under initial condition, can cause the wind direction to deflect towards the both sides of air outlet like this, the air-out is inhomogeneous, influences user's use and experiences, and for solving this problem, another kind of scheme is: install the cowling panel in the air outlet, the length direction interval of following the air outlet on the cowling panel is equipped with a plurality of through-holes, along the air current flow direction, the cowling panel is located the low reaches of blade. The cowling panel can draw in again the wind that comes out from the air outlet, then evenly blows out.

The utility model provides a technical scheme that above-mentioned second technical problem adopted is: an air treatment equipment who uses above-mentioned wind speed regulation structure which characterized in that: the air flow circulating device comprises a machine body, wherein the machine body is hollow, the air flow circulating piece is arranged in the machine body, an air inlet and an air outlet which are communicated with the inside of the machine body in a fluid mode are formed in the machine body, a fan is arranged in the machine body, an air inlet hole of the fan is communicated with the air inlet in a fluid mode, an air outlet hole of the fan is communicated with an air inlet end of the air flow circulating piece in a fluid mode, and an air outlet of the air flow circulating piece is communicated with the air outlet of the machine body in a fluid mode.

In order to prevent sundries from entering the machine body from the air outlet, a baffle capable of moving relative to the machine body is further arranged on the machine body, and the air outlet is located on the moving path of the baffle, so that the baffle can open or close the air outlet. Therefore, the air outlet can be closed when air does not need to be exhausted through the air outlet.

In order to automatically drive the baffle to move, the baffle can move up and down relative to the machine body without manual operation, a driving mechanism is arranged on the machine body and comprises a motor, a gear and a rack, the motor is mounted on the machine body, the gear is connected with the motor in a driving mode, the rack is meshed with the gear, and the rack extends vertically and is mounted on the baffle.

In order to enable the air treatment equipment to have an air purification function, a filter screen is arranged between the air inlet and the air inlet hole of the fan in the machine body.

In the above scheme, the air outlet is arranged on the side wall of the machine body, and the rotating shaft of the blade extends vertically. The air outlet is arranged on the side part of the machine body, so that a user can normally blow directly to bring a better cooling feeling, but the air flow cannot be blown to the human body too quickly due to the adjustment of the wind speed by the blades, so that the user can feel good.

Compared with the prior art, the utility model has the advantages that: the utility model discloses a set up the blade in the air outlet, and the blade remains throughout along the trend of the central line slope of air current direction court keeping away from the air outlet under the effect of elastic component, there is the contained angle with air outlet place plane under initial condition promptly, when the wind speed is less, the blowing force that the blade received wind is less, the resistance that wind received is less, the wind speed change is not obvious, when the air outlet wind speed is great, the blowing force that the blade received wind is great, the blade takes place to rotate, under the effect of elastic component, the blade receives the reverse elasticity of elastic component, reverse elasticity passes through the blade and uses on the wind, the blade plays the effect of hindering wind, the wind speed reduces, thereby reach the effect of blade self-adaptation regulation wind speed, the wind speed is too fast has been solved, give user uncomfortable's sensation, the wind speed is too slow, influence the problem of user's the effect of riding.

Drawings

FIG. 1 is a schematic structural view of an embodiment of the present invention (a damper opens an exhaust port);

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a partial schematic view of the structure of FIG. 1;

FIG. 4 is a schematic view of a portion of the airflow communication member of FIG. 3;

FIG. 5 is a schematic view of the structure of FIG. 4 in another direction;

FIG. 6 is a schematic view of the structure of FIG. 4 with the fairing removed;

FIG. 7 is a cross-sectional view of FIG. 6;

FIG. 8 is a schematic view of one of the blades of FIG. 7;

FIG. 9 is a schematic structural view of the wall plate with the air outlet in FIG. 1;

FIG. 10 is a schematic structural view (the exhaust port is closed by the baffle) of the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 10, the air treatment apparatus of the preferred embodiment includes a machine body 1, a fan 2, and an air speed adjusting structure, wherein the fan 2 and the air speed adjusting structure are both disposed in the machine body 1.

The inside cavity of organism 1, set up all air intake 11 and air exit 12 rather than inside fluid intercommunication on the organism 1, air intake 11 and air exit 12 locate on the different lateral walls of organism 1, and air intake 11 is located air exit 12 top, and the air-out of air exit 12 can directly blow the human body like this, is convenient for use as the fan, and of course, also can set up air exit 12 on the roof of organism 1.

The air inlet hole of the fan 2 is in fluid communication with the air inlet 11, the air speed adjusting structure comprises an airflow circulating piece 3 and blades 4, an air duct 30 is arranged inside the airflow circulating piece 3, and the air outlet hole of the fan 2 is in fluid communication with the air inlet end of the airflow circulating piece 3. The fan 2 may be of an existing construction.

A filter screen (not shown) is disposed between the air inlet hole and the air inlet 11 of the fan 2, and the filter screen may be a conventional filter screen, such as an activated carbon filter screen, a HEAP filter screen, or the like, so that clean air is blown out from the air outlet 12.

In this embodiment, the airflow circulating member 3 is a flow guide pipe having an air inlet end communicated with an air outlet of the fan 2, the air duct 30 is formed inside the flow guide pipe, an air outlet end of the air duct 30 is referred to as an air outlet 31, and the air outlet 31 of the airflow circulating member 3 is in fluid communication with the air outlet 12 of the machine body 1.

As shown in fig. 4 to 8, a plurality of blades 4 are vertically disposed in the air outlet 31 along the length direction thereof, each blade 4 is rotatably connected to the wall surface of the air outlet 31 through a vertically extending rotating shaft 41, each blade 4 always keeps a tendency of inclining towards the center line away from the air outlet 31 along the airflow direction under the action of the elastic member 5, and in an initial state (referring to a state where the air treatment apparatus is not operated), an included angle α between the blade 4 and the plane where the air outlet 31 is located is between 40 ° and 70 °. In the angle range, the blades 4 can not generate great influence on the air quantity, and can play a role in reducing the wind speed.

In this embodiment, the rotating shaft 41 penetrates through the airflow circulating part 3 and is located outside the air outlet 31, the elastic part 5 is arranged on the top wall surface of the airflow circulating part 3, the elastic part 5 is an elastic piece, one end of the elastic piece is fixedly installed on the airflow circulating part 3, and the other end of the elastic piece extends at least one circle along the circumferential direction of the rotating shaft 41, so that the elastic part 5 surrounds the periphery of the rotating shaft 41, and the rotating shaft 41 and the elastic part 5 are connected through a connecting shaft 51 perpendicular to the rotating shaft 41.

Because blade 4 can have certain contained angle for air outlet 31 under initial condition, can cause the wind direction to deflect towards the both sides of air outlet 31 like this, the air-out is inhomogeneous, influences user's use and experiences, for solving this problem, can adopt following two kinds of schemes:

one scheme is as follows: the outer contour of the blade 4 is in a drop shape, and includes an arc-shaped surface 42, a first side surface 43 and a second side surface 44 which are connected in sequence, the first side surface 43 and the second side surface 44 both extend towards each other in an inclined manner and converge into a tip end, the first side surface 43 is closer to a central line a of the air outlet 31 relative to the second side surface 44, and at least two convex portions 45 are arranged on the first side surface 43 at intervals along the length direction of the first side surface 43. The airflow creates a coanda effect at both the first side 43 and the second side 44 and the airflow converges toward the tip where the first side 43 and the second side 44 meet. In order to reduce the unfavorable guidance of the first side surface 43 to the airflow, the convex portion 45 on the first side surface 43 destroys the coanda effect formed by the first side surface 43, so that the coanda effect of the airflow is reduced, the airflow deflection is reduced, and the wind is blown out in the direction perpendicular to the air outlet 31. The direction of the airflow guided by the first side 43 and the second side 44 is shown by the hollow arrows in fig. 8.

The other scheme is as follows: install cowling panel 7 in the air outlet 31, the length direction interval of following air outlet 31 on the cowling panel 7 is equipped with a plurality of through-holes 71, along the air current flow direction, and cowling panel 7 is located the low reaches of blade 4. The rectifying plate 7 can collect the wind coming out from the air outlet 31 again, and then the wind is uniformly blown out.

The two schemes can be alternatively arranged or simultaneously arranged.

As shown in fig. 1, 9 and 10, the body 1 is further provided with a baffle 8 capable of moving up and down relative to the body, and the exhaust outlet 12 is located on a moving path of the baffle 8, so that the baffle 8 can open or close the exhaust outlet 12. Of course, the baffle 8 can be rotatably arranged on the machine body 1.

In this embodiment, a driving mechanism 81 is disposed on the machine body 1, the driving mechanism 81 includes a motor 811 mounted on the machine body 1, a gear (not shown in the figure) connected to the motor 811 in a driving manner, and a rack 812 engaged with the gear, the rack 812 extends vertically and is mounted on the baffle 8, the motor 811 drives the gear to rotate, and the rack 812 moves up and down to drive the baffle 8 to move up and down, so as to open or close the air outlet 12. When the air treatment apparatus is not used for a long time, the air outlet 12 may be closed to prevent impurities from entering the machine body 1.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, since the disclosed embodiments of the invention can be arranged in different orientations, these directional terms are for illustrative purposes only and should not be considered as limiting, e.g., "upper" and "lower" are not necessarily limited to directions opposite to or consistent with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter, referred to as a first portion and a second portion) that fluid (gas, liquid or a mixture thereof) can flow along a flow path from the first portion or/and be transported to the second portion, and may be the first portion and the second portion directly connected to each other or indirectly connected to each other through at least one third member, such as a fluid passage, e.g., a pipe, a channel, a duct, a flow guide member, a hole, a groove, or a chamber allowing fluid to flow therethrough, or a combination thereof.

Claims (10)

1. A wind speed adjusting structure comprises

The air flow circulating piece (3) is internally provided with an air duct (30), and the air outlet end of the air duct (30) is called an air outlet (31);

the method is characterized in that: also comprises

The blades (4) are arranged in the air outlet (31) at intervals along the length direction of the air outlet (31), each blade (4) is rotatably connected with the wall surface of the air outlet (31) through a rotating shaft (41), and each blade (4) always keeps the trend of inclining towards the central line far away from the air outlet (31) along the air flow direction under the action of the elastic piece (5).

2. The wind speed adjustment structure according to claim 1, wherein: in an initial state, an included angle between the blade (4) and a plane where the air outlet (31) is located is 40-70 degrees.

3. The wind speed adjustment structure according to claim 1, wherein: the utility model discloses a wind turbine generator, including pivot (41), air current circulation spare (3), air outlet (31), elastic component (5) are located on the outer wall of air current circulation spare (3), elastic component (5) are the shell fragment, and one end fixed mounting has at least round along the circumference extension of pivot (41) on air current circulation spare (3), other end along pivot (41) to make elastic component (5) around the periphery in pivot (41), elastic component (5) link to each other through connecting axle (51) of perpendicular to pivot (41) with pivot (41).

4. The wind speed adjustment structure according to claim 1, wherein: the outer contour of the blade (4) is in a drop shape and comprises an arc-shaped face (42), a first side face (43) and a second side face (44) which are connected in sequence, the first side face (43) and the second side face (44) extend towards each other in an inclined mode and converge into a tip end, the first side face (43) is closer to the center line of the air outlet (31) relative to the second side face (44), and at least two convex portions (45) are arranged on the first side face (43) along the length direction of the first side face (43) at intervals.

5. The wind speed adjustment structure according to claim 1, wherein: install cowling panel (7) in air outlet (31), length direction interval along air outlet (31) is equipped with a plurality of through-holes (71) on cowling panel (7), along the air current flow direction, cowling panel (7) are located the low reaches of blade (4).

6. An air processing apparatus to which the wind speed adjusting structure of any one of claims 1 to 5 is applied, characterized in that: including organism (1), organism (1) inside cavity, air current circulation spare (3) are located in organism (1), air intake (11) and air exit (12) that all communicate rather than inside phase flow are seted up on organism (1), just be equipped with fan (2) in organism (1), the fresh air inlet and air intake (11) phase fluid intercommunication of fan (2), the exhaust vent of fan (2) and the air inlet end fluid intercommunication of air current circulation spare (3), air outlet (31) of air current circulation spare (3) with organism (1) air exit (12) phase fluid intercommunication.

7. The air treatment apparatus of claim 6, wherein: the machine body (1) is further provided with a baffle (8) capable of moving relative to the machine body, and the air outlet (12) is located on a moving path of the baffle (8), so that the baffle (8) can open or close the air outlet (12).

8. The air treatment apparatus of claim 7, wherein: baffle (8) can reciprocate for organism (1), be equipped with actuating mechanism (81) on organism (1), actuating mechanism (81) including installing motor (811) on organism (1), the gear that links to each other with motor (811) drive and with gear engagement's rack (812), rack (812) vertical extension is installed on baffle (8).

9. The air treatment apparatus of claim 6, wherein: a filter screen is arranged between the air inlet (11) and the air inlet of the fan (2) in the machine body (1).

10. The air treatment apparatus of claim 6, wherein: air exit (12) are located on the lateral wall of organism (1), pivot (41) vertical extension of blade (4).

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