CN215570930U - Aircraft nose and thermantidote - Google Patents

Abstract

The utility model relates to the technical field of cooling fans, in particular to a machine head and a cooling fan comprising the machine head. The aircraft nose includes wind channel subassembly, fan subassembly and wet curtain subassembly, wherein: an air duct is formed in the air duct assembly, and an air inlet and an air outlet of the air duct are respectively arranged on two opposite sides of the air duct assembly; the fan assembly is used for driving airflow to circulate along the direction from the air inlet to the air outlet; the wet curtain component is fixed on the air duct component and is located on the air inlet side of the fan component, when the head shakes head up and down, the wet curtain component swings synchronously with the air duct component. Utilize the cooperation of fan subassembly and wind channel subassembly to obtain higher wind speed and far away air supply distance the time, set up the random head synchronous oscillation of wet curtain subassembly that is used for the humidification cooling in air inlet department in wind channel, wet curtain subassembly can be perpendicular with the air-out direction all the time at the in-process of circulating air supply, keeps best humidification cooling effect always.

Description

Aircraft nose and thermantidote

Technical Field

The utility model relates to the technical field of cooling fans, in particular to a machine head and a cooling fan comprising the machine head.

Background

With the continuous development of society and the improvement of the technological level, the composite products in the household appliance market are increasing day by day, and most of the existing circulating fans only have the function of blowing air. The cooling fan, also called air-conditioning fan, is a cooling device between fan and air conditioner, it has the multi-function of blowing in, refrigeration, humidification etc. in one body, the cooling fan uses water as medium, can send out the cold wind that is less than room temperature, also can send out warm moist wind, moreover, the cooling fan low price, the power consumption is low, the removal is nimble, receives the liking of numerous groups.

The existing cooling fan is mostly realized by adjusting the air deflector to swing up and down or left and right when adjusting the wind sweeping angle, and certain defects exist because the angle adjustment of the air deflector is limited and the air quantity is lost. The single-cooling fan has single kinetic energy, can not be used by a user basically in winter, can integrate the advantages of large air volume and high air speed of the circulating fan for realizing large-range air outlet of the cooling fan and using the humidifying function in winter, and forms a product with high performance and high cost performance. Therefore, the cooling fan capable of humidifying and cooling is produced at the same time, and the use requirements of market users are met. And in order to realize the air-out on a large scale of thermantidote, the aircraft nose sets up to the luffing motion form usually for the positional relationship between the wet curtain that has the humidification function and the fan takes place constantly to change, influences humidification cooling effect.

SUMMERY OF THE UTILITY MODEL

The main purposes of the utility model are: the utility model provides a head and include thermantidote of this head, aims at solving current humidification function thermantidote that has, and constantly change can take place for the position relation between wet curtain and the fan, influences the technical problem of humidification cooling effect.

To achieve the above object of the present invention, according to a first aspect of an embodiment of the present invention, there is provided a handpiece.

A substrate according to an embodiment of the utility model, comprising:

the air duct assembly is internally provided with an air duct, and an air inlet and an air outlet of the air duct are respectively arranged at two opposite sides of the air duct assembly;

the fan assembly is used for driving airflow to circulate along the direction from the air inlet to the air outlet;

wet curtain subassembly is fixed just be located on the wind channel subassembly the air inlet side of fan subassembly when the aircraft nose shakes head from top to bottom, wet curtain subassembly with wind channel subassembly synchronous oscillation.

Further, the aircraft nose still includes supporting seat and first rotation subassembly, first rotation subassembly is used for the drive the wind channel subassembly with wet curtain subassembly for the supporting seat is shaken the head and is swung from top to bottom.

Further, first rotation assembly includes first rotation axis, support and a driving motor, the one end of support is fixed on the supporting seat, another pot head of support is established on first rotation axis, a driving motor is used for the drive the wind channel subassembly centers on the axis of first rotation axis is rotatory.

Further, the first driving motor is mounted on the air duct assembly or the bracket, and in the case where the first driving motor is mounted on the air duct assembly, the air duct assembly and the first driving motor may be rotated synchronously about the axis of the first rotating shaft.

Further, the fan assembly comprises an axial flow fan blade and a second driving motor for driving the axial flow fan blade to rotate.

Further, the wet curtain assembly comprises a wet curtain, a wet curtain support and a sewer pipe, the wet curtain is fixed in the wet curtain support, and the sewer pipe is used for uniformly distributing water to the wet curtain.

Furthermore, the air inlet side of the wet curtain component is provided with a water receiving net which is arranged side by side with the wet curtain component, the wet curtain component further comprises a water tank which is arranged at the lower part of the wet curtain component, and the water receiving net is used for guiding water flow on the water tank to the water tank.

Further, the air duct assembly comprises an air duct shell, and a rear mesh enclosure and a front mesh enclosure which are connected with the air duct shell respectively, wherein the rear mesh enclosure is arranged at an air inlet end of the air duct shell, and the front mesh enclosure is arranged at an air outlet end of the air duct shell.

In order to achieve the above object of the present invention, according to a second aspect of the embodiments of the present invention, there is provided a cooling fan.

The cooling fan comprises a chassis, a machine body and the machine head provided by the first aspect of the embodiment of the utility model, wherein the chassis, the machine body and the machine head are sequentially connected.

Further, the cooling fan further comprises a second rotating assembly, and the second rotating assembly is used for driving the machine body to rotate relative to the chassis.

Further, the second rotating assembly comprises a second rotating shaft and a third driving motor, the second rotating shaft is fixedly connected with the machine body and is in running fit with the chassis, and the third driving motor is used for driving the machine body to rotate around the axis of the second rotating shaft.

Further, in a case where the head includes a first rotation shaft, an axial direction of the first rotation shaft is perpendicular to an airflow direction within the air duct, and the axial direction of the first rotation shaft is perpendicular to an axial direction of the second rotation shaft.

Further, be provided with water tank set spare on the fuselage, water tank set spare includes water tank, pump and pipeline, the water tank is used for storing water and retrieves the water that the wet curtain subassembly flows out, the pump is used for with water in the water tank passes through the pipeline and sends to the wet curtain subassembly.

The utility model has the beneficial effects that: utilize the cooperation of fan subassembly and wind channel subassembly to obtain higher wind speed and far away air supply distance the time, set up the random head synchronous oscillation of wet curtain subassembly that is used for the humidification cooling in air inlet department in wind channel, wet curtain subassembly can be perpendicular with the air-out direction all the time at the in-process of circulating air supply, keeps best humidification cooling effect always.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, serve to provide a further understanding of the application and to enable other features, objects, and advantages of the application to be more apparent. The drawings and their description illustrate the embodiments of the utility model and do not limit it. In the drawings:

FIG. 1 is a schematic perspective view of a duct assembly and a first rotating assembly in a handpiece according to an embodiment of the present invention;

FIG. 2 is an exploded view of a handpiece provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic structural section view of a handpiece provided by an embodiment of the present invention;

fig. 4 is a perspective view schematically illustrating a cooling fan according to an embodiment of the present invention, where a machine head is in a first state;

fig. 5 schematically shows a three-dimensional structure diagram of a cooling fan provided in an embodiment of the present invention when a machine head is in a second state;

FIG. 6 is a schematic structural diagram of a chassis and a second rotating assembly in a cooling fan according to an embodiment of the present invention;

FIG. 7 is a diagram schematically illustrating an assembly relationship between a body and a water tank assembly in a cooling fan according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a water tank assembly in a cooling fan according to an embodiment of the present invention; and

fig. 9 is a diagram schematically illustrating an assembly relationship between a body and a storage box in a cooling fan according to an embodiment of the present invention.

In the figure:

1. a machine head; 2. a body; 3. a chassis;

100. an air duct assembly; 101. an air duct housing; 102. a rear net cover; 103. a front mesh enclosure;

200. a fan assembly; 201. axial-flow fan blades, 202 and a second driving motor; 203. a support bar;

300. a wet curtain assembly; 301. wet curtain 302, wet curtain holder; 303. a sewer pipe; 304. a water receiving net; 305. a water tank; 306. a water outlet;

400. a supporting seat;

500. a first rotating assembly; 501. a first rotating shaft; 502. a support; 503. a first drive motor; 504. mounting grooves; 505. a first main gear; 506. a first driven gear;

600. a second rotating assembly; 601. a second rotation shaft; 602. a third drive motor; 603. a second main gear; 604. a second driven gear;

700. a water tank assembly; 701. a water tank, 702, a pipeline; 703. a pump; 704. a water level detector; 705. a water tank mounting position; 706. a water pump mounting position; 707. a pump support;

800. a fuselage cradle;

900. a fixed base;

1000. a storage box;

1100. a power line;

1200. and (5) buckling the hand.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It is noted that the terms "comprises" and "comprising," and any variations thereof, in the description and claims of this application and the above-described drawings are intended to cover non-exclusive inclusions, such that a system, product or apparatus that comprises a list of elements is not necessarily limited to those elements explicitly listed, but may include other elements not expressly listed or inherent to such product or apparatus.

In this application, the terms "upper", "lower", "inner", "middle", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

As shown in fig. 1-3, the handpiece 1 of the present invention includes an air duct assembly 100, a fan assembly 200 and a wet curtain assembly 300, wherein an air duct is formed in the air duct assembly 100, and an air inlet and an air outlet of the air duct are respectively disposed at two opposite sides of the air duct assembly 100; the fan assembly 200 is used for driving airflow to circulate along the direction from the air inlet to the air outlet; wet curtain subassembly 300 is fixed on the wind channel subassembly 100 and be located fan subassembly 200's air inlet side when aircraft nose 1 shakes head from top to bottom, wet curtain subassembly 300 with wind channel subassembly 100 synchronous oscillation. Preferably, the wet curtain assembly 300 is arranged perpendicular to the air flowing direction, the air duct assembly 100 includes an air duct housing 101, an air duct is defined inside the air duct housing 101, and the fan assembly 200 and the wet curtain assembly 300 are both fixed on the air duct housing 101.

In the above embodiment, the fan assembly 200 and the air duct assembly 100 are matched to obtain a higher air speed and a longer air supply distance, and the wet curtain assembly 300 for humidification and cooling is arranged at the air inlet of the air duct and is fixedly connected with the air duct assembly 100, so that in the working state of the machine head 1 swinging up and down, the wet curtain assembly 300 and the air duct assembly 100 swing synchronously along with the machine head 1, the wet curtain assembly 300 can be always perpendicular to the air outlet direction in the circulating air supply process, and the optimal humidification and cooling effects are always kept.

In the above embodiment, the air duct casing 101 is a cylindrical structure, and the shape of the air duct casing can be designed as a cylindrical structure, a conical structure or a combination of the two structures as required, the two ends of the cylindrical structure are respectively the air inlet and the air outlet of the air duct, and the axial direction of the cylindrical structure is parallel to the air flow direction. As shown in the figure, the air duct assembly 100 further includes a rear mesh enclosure 102 and a front mesh enclosure 103 respectively connected to the air duct housing 101, the rear mesh enclosure 102 is disposed at an air inlet end of the air duct housing 101, and the front mesh enclosure 103 is disposed at an air outlet end of the air duct housing 101. Specifically, the front mesh enclosure 103 and the rear mesh enclosure 102 are both fixed on the air duct housing 101, and the rear mesh enclosure 102 is preferably spherical in shape, and is provided with an air inlet in the form of a grille. The front mesh enclosure 103 forms an air outlet of the air duct, and the front mesh enclosure 103 is preferably configured as an air guide wheel structure, so that the air blown out by the handpiece 1 can be uniformly distributed in a certain range through the air guide wheel structure. The rear mesh enclosure 102 is detachably connected with the air duct shell 101, and after the rear mesh enclosure 102 is detached, the wet curtain assembly 300 can be taken out for cleaning or maintenance; the rear mesh enclosure 102 is also detachably connected to the air duct housing 101, and the fan assembly 200 can be cleaned or maintained after the front mesh enclosure 103 is removed.

As shown in fig. 1-3, in order to realize the oscillating up and down motion of the head 1, the head 1 further comprises a supporting base 400 and a first rotating assembly 500, wherein the first rotating assembly 500 is used for driving the air duct assembly 100 and the wet curtain assembly 300 to oscillate up and down relative to the supporting base 400. Specifically, the first rotating assembly 500 includes a first rotating shaft 501, a bracket 502 and a first driving motor 503, one end of the bracket 502 is fixed on the supporting base 400, the other end of the bracket 502 is sleeved on the first rotating shaft 501, and the first driving motor 503 is used for driving the air duct assembly 100 to rotate around the axis of the first rotating shaft 501. In the above structure, the bracket 502 is fixedly connected with respect to the support base 400, and during the process of the first driving motor 503 driving the first rotating shaft 501 to rotate, the first rotating shaft 501 rotates with respect to the bracket 502, so that the air duct assembly 100 and the wet curtain assembly 300 rotate with respect to the bracket 502 and the support base 400.

In the above embodiment, optionally, the first driving motor 503 is directly or indirectly fixed on the bracket 502 or the supporting seat 400, and the first driving motor 503 directly drives the first rotating shaft 501 to rotate, and at this time, the first driving motor 503 itself does not rotate around the axis of the first rotating shaft 501; alternatively, the first driving motor 503 is directly or indirectly fixed to the air duct assembly 100, and the first rotating shaft 501 is directly driven to rotate by the first driving motor 503, and the first driving motor 503 rotates with the air duct assembly 100 around the axis of the first rotating shaft 501. In the second arrangement mode, as shown in fig. 1, an installation groove 504 is preferably provided on the air duct housing 101, the first driving motor 503 is fixed in the installation groove 504, an output shaft of the first driving motor 503 is coaxially connected with a first main gear 505, a first driven gear 506 is coaxially fixed on the first rotating shaft 501, the first main gear 505 is engaged with the first driven gear 506, and when in operation, the first driving motor 503 drives the first main gear 505 to rotate, so as to drive the first driven gear 506 engaged with the first main gear 505 to rotate, so that the first main gear 505, the air duct assembly 100 and the first driving motor 503 all rotate around the driven first gear, thereby driving the handpiece 1 to rotate. Two sets of the brackets 502 and the first rotating shafts 501 are correspondingly arranged, and are symmetrically distributed in the whole structure to provide stable supporting force, and only one of the first rotating shafts 501 is provided with the first driven gear 506. In this embodiment, by installing the first driving motor 503 on the air duct assembly 100, the space inside the handpiece 1 can be saved sufficiently, and during the operation, the air duct assembly 100 and the first driving motor 503 can rotate synchronously around the axis of the first rotating shaft 501, without specially arranging a special fixed installation position for the first driving motor 503 outside the structure of the handpiece 1.

As shown in fig. 2 and 3, the fan assembly 200 in the machine head 1 includes an axial-flow fan blade 201 and a second driving motor 202 for driving the axial-flow fan blade 201 to rotate, the axial-flow fan blade 201 and the second driving motor 202 are disposed in the air duct and located at the center of the air duct housing 101, an output shaft of the second driving motor 202 is coaxially connected to the axial-flow fan blade 201, the second driving motor 202 is fixed to the air duct housing 101 through a plurality of support rods 203, and the axial-flow fan blade 201 has the advantages of high wind speed and long air supply distance.

As shown in fig. 2 and 3, the wet curtain assembly 300 of the handpiece 1 comprises a wet curtain 301, a wet curtain bracket 302 and a downcomer pipe 303, wherein the wet curtain 301 is fixed in the wet curtain bracket 302, and the downcomer pipe 303 is used for uniformly dividing water onto the wet curtain 301. The wet curtain component 300 belongs to a key component for cooling and humidifying in the handpiece 1, and in general, the wet curtain component 300 comprises a wet curtain 301 and a wet curtain support 302, wherein the wet curtain 301 is fixed in the wet curtain support 302, a sewer pipe 303 is arranged above the wet curtain support 302 in order to realize the introduction and collection of water flow, and a water distribution box can be arranged under necessary conditions and is used for uniformly distributing the water flow to different positions of the wet curtain 301, so that the different positions of the wet curtain 301 can fully absorb water and fully wet, and the cooling and humidifying effects are improved; furthermore, a water tank 305 is disposed below the wet curtain holder 302 for collecting water flowing out of the wet curtain 301, and a drain port 306 is disposed on the water tank 305 for draining the water collected in the water tank 305.

As shown in fig. 2 and 3, a water receiving net 304 is disposed on the air inlet side of the wet curtain assembly 300, and is arranged alongside the wet curtain assembly 300, and the water receiving net 304 is used for guiding the water flow thereon to the water tank 305. In use, the wet curtain assembly 300 and the air duct assembly 100 are relatively stationary, and when the handpiece 1 shakes up and down, the wet curtain 301 moves. When the wet curtain 301 moves to the inclined position, water in the wet curtain 301 can be separated from the wet curtain 301 under the action of gravity and drip, and the water receiving net 304 can guide the water dripping on the wet curtain 301 into the water tank 305 at the bottom of the wet curtain support 302 and flow away from the water outlet 306, so that the water is prevented from dripping on the rear mesh enclosure 102 to influence user experience.

The aforesaid is used for aircraft nose 1 of thermantidote at the during operation, the thermantidote during operation, second driving motor 202 drive axial compressor fan blade 201 is rotatory, external air current gets into in aircraft nose 1 by the air intake under axial compressor fan blade 201's effect, the air current is through passing through wet curtain 301 behind water receiving net 304 again, the cooling of air current is realized to the heat in the gaseous state absorption air current that evaporates into rapidly from liquid on the wet curtain 301, then the air current is sent out by relative air outlet again, can improve the evaporation capacity, and then promote the cooling of thermantidote to the air current, the humidification effect.

It should be noted that other configurations and operations of the handpiece 1 for a cooling fan provided by the embodiment of the present invention are known to those skilled in the art, and all of them can refer to the structure of the related device in the prior art, and will not be described in detail herein.

As shown in fig. 4 to 9, an embodiment of the present invention further provides a cooling fan, where the cooling fan includes a chassis 3, a body 2, and a machine head 1 provided in the above embodiment of the present invention, that is, the machine head 1 includes an air duct assembly 100, a fan assembly 200, and a wet curtain assembly 300, where an air duct is formed in the air duct assembly 100, and an air inlet and an air outlet of the air duct are respectively disposed at two opposite sides of the air duct assembly 100; the fan assembly 200 is used for driving airflow to circulate along the direction from the air inlet to the air outlet; wet curtain subassembly 300 is fixed on the wind channel subassembly 100 and be located fan subassembly 200's air inlet side when aircraft nose 1 shakes head from top to bottom, wet curtain subassembly 300 with wind channel subassembly 100 synchronous oscillation. Preferably, the wet curtain assembly 300 is arranged perpendicular to the air flowing direction, the air duct assembly 100 includes an air duct housing 101, an air duct is defined inside the air duct housing 101, and the fan assembly 200 and the wet curtain assembly 300 are both fixed on the air duct housing 101. In the case where the head 1 includes the support base 400, the body 2 is fixedly coupled to the support base 400.

The cooling fan provided by the embodiment of the utility model further comprises a second rotating assembly 600, and the second rotating assembly 600 is used for driving the body 2 to rotate relative to the chassis 3. Specifically, the second rotating assembly 600 includes a second rotating shaft 601 and a third driving motor 602, the second rotating shaft 601 is fixedly connected to the body 2 and is in rotating fit with the chassis 3, and the third driving motor 602 is configured to drive the body 2 to rotate around an axis of the second rotating shaft 601.

In the above embodiment, optionally, the third driving motor 602 is directly or indirectly fixed on the chassis 3, and the second rotating shaft 601 is directly driven to rotate by the third driving motor 602, and at this time, the third driving motor 602 does not rotate around the axis of the second rotating shaft 601 itself; alternatively, the third driving motor 602 is directly or indirectly fixed to the body 2, and the second rotating shaft 601 is directly driven to rotate by the third driving motor 602, and the third driving motor 602 rotates together with the body 2 around the axis of the second rotating shaft 601. In the second arrangement mode, as shown in fig. 6, a body frame 800 is fixedly connected to the body 2, a fixed base 900 is fixedly connected to the chassis 3, a third driving motor 602 is fixedly mounted on the body frame 800, a second main gear 603 is coaxially connected to an output shaft of the third driving motor 602, a second driven gear 604 engaged with the second main gear 603 is fixedly connected to the fixed base 900, a second rotating shaft 601 is fixed to the body frame 800 and is positioned through a center of the second driven gear 604, such that the second rotating shaft 601 is rotationally engaged with the second driven gear 604 frame 502, and the third driving motor 602 drives the second main gear 603 to rotate, such that the second driven gear 604 engaged with the second main gear 603 is driven to rotate, such that the second main gear 603, the body frame 800 and the third driving motor 602 rotate around the second driven gear, the machine body 2 is driven to rotate. In this embodiment, by installing the third driving motor 602 on the body mount 800, the space of the position of the chassis 3 can be saved sufficiently, and during the operation, the body mount 800 and the third driving motor 602 can rotate synchronously around the axis of the second rotating shaft 601 without specially setting a special fixed installation position for the third driving motor 602.

It should be noted that, in the cooling fan provided in the above embodiment, the first rotating assembly 500 realizes oscillating of the machine head 1 relative to the machine body 2 in the up-down direction, and the second rotating assembly 600 realizes rotation of the integral structure formed by the machine body 2 and the machine head 1 relative to the chassis 3 or the bottom surface in the horizontal direction, and the rotation angle may be 360 ° or other. Preferably, in the case that the handpiece 1 includes the first rotating shaft 501, the axial direction of the first rotating shaft 501 is perpendicular to the airflow direction in the wind tunnel, and the axial direction of the first rotating shaft 501 is perpendicular to the axial direction of the second rotating shaft 601, and in a normal case, the axial direction of the first rotating shaft 501 is a horizontal direction, and the axial direction of the second rotating shaft 601 is a vertical direction.

As shown in fig. 7 and 8, a water tank assembly 700 is disposed on the body 2 of the cooling fan, the water tank assembly 700 includes a water tank 701, a pump 703, a pipeline 702 and a water level detector 704, the water tank 701 is used for storing water and recovering the water flowing out of the wet curtain assembly 300, and the pump 703 is used for sending the water in the water tank 701 to the wet curtain assembly 300 through the pipeline 702. A water tank installation position 705 is arranged on the machine body 2, the water tank installation position 705 is inwards concave and formed on the machine body 2, a water tank assembly 700 is installed in the water tank installation position, the water tank 701 is installed to be matched with the water tank 701 in a drawing mode, and a user can install the water tank 701 to be taken out from the water tank 701 in a drawing mode to add water. A water pump mounting position 706 is arranged in the water tank 701, the pump 703 and a pump bracket 707 are preassembled and then clamped into the water pump mounting position 706, and a water level detector 704 is mounted on the pump bracket 707 and used for detecting the water level in the water tank 701. Pump 703 can feed water from tank 701 through line 702 to down pipe 303 of head 1.

As shown in fig. 9, a storage box 1000 is further provided on the body 2, so that a user can put the power cord 1100 coming out from the chassis 3 into the storage box 1000 when not in use, and then push the storage box 1000 into a storage box mounting position on the body 2, thereby facilitating use.

As shown in fig. 4-9, the two sides of the body 2 are further provided with hand-clasping positions 1200, which is convenient for users to move the product. In addition, an electronic display component and/or a mechanical operation component are arranged on the head 1 or the body 2 of the cooling fan and used for controlling the work of the product.

The working mode of the cooling fan with the full opening function provided by the embodiment of the utility model is as follows: the power cord is taken out from the storage box and is connected to a power supply, after the blowing function is started, one or more modes of the humidifying function, the left-right shaking head and the up-down shaking head can be selected, the cool air can be conveyed at a full angle, when the up-down shaking head is adjusted to the highest position, the air can be humidified, people are prevented from being blown directly, and the user can use the air in winter.

The cooling fan disclosed in the embodiment of the present application includes the head 1 provided in the above embodiment, and therefore the cooling fan having the head 1 also has all the above technical effects, which are not repeated herein. Other constructions and operations of the cooling fan will be known to those skilled in the art and will not be described in detail herein.

Some embodiments in this specification are described in a progressive or parallel manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (13)

1. A handpiece, comprising:

the air duct assembly (100) is internally provided with an air duct, and an air inlet and an air outlet of the air duct are respectively arranged on two opposite sides of the air duct assembly (100);

the fan assembly (200) is used for driving airflow to circulate along the direction from the air inlet to the air outlet;

wet curtain subassembly (300) is fixed just be located on wind channel subassembly (100) the air inlet side of fan subassembly (200) when the aircraft nose shakes head from top to bottom, wet curtain subassembly (300) with wind channel subassembly (100) synchronous oscillation.

2. The head as claimed in claim 1, further comprising a support base (400) and a first rotating assembly (500), said first rotating assembly (500) being adapted to drive said air duct assembly (100) and said wet curtain assembly (300) to oscillate up and down relative to said support base (400).

3. The handpiece of claim 2, wherein the first rotating assembly (500) comprises a first rotating shaft (501), a bracket (502) and a first driving motor (503), one end of the bracket (502) is fixed on the supporting base (400), the other end of the bracket (502) is sleeved on the first rotating shaft (501), and the first driving motor (503) is used for driving the air duct assembly (100) to rotate around the axis of the first rotating shaft (501).

4. The head according to claim 3, characterized in that said first drive motor (503) is mounted on said air duct assembly (100) or on said bracket (502), said air duct assembly (100) and said first drive motor (503) being synchronously rotatable about the axis of said first rotation shaft (501) with said first drive motor (503) mounted on said air duct assembly (100).

5. The handpiece of claim 1, wherein the fan assembly (200) comprises an axial fan blade (201) and a second drive motor (202) for driving the axial fan blade (201) in rotation.

6. The handpiece of claim 1, wherein the wet curtain assembly (300) includes a wet curtain (301), a wet curtain holder (302), and a downcomer (303), the wet curtain (301) being secured within the wet curtain holder (302), the downcomer (303) being for evenly diverting water onto the wet curtain (301).

7. The handpiece of claim 1, wherein the air intake side of the wet curtain assembly (300) is provided with a water receiving net (304) alongside the wet curtain assembly (300), the wet curtain assembly (300) further comprising a water tank (305) disposed at a lower portion of the wet curtain assembly (300), the water receiving net (304) being configured to divert water flow thereon to the water tank (305).

8. The handpiece of claim 1, wherein the air duct assembly (100) comprises an air duct housing (101) and a rear mesh enclosure (102) and a front mesh enclosure (103) respectively connected to the air duct housing (101), the rear mesh enclosure (102) is disposed at an air inlet end of the air duct housing (101), and the front mesh enclosure (103) is disposed at an air outlet end of the air duct housing (101).

9. Thermantidote, characterized by comprising a chassis (3), a body (2) and a head (1) according to any of claims 1-8, connected in sequence.

10. The cooling fan according to claim 9, further comprising a second rotating assembly (600), wherein the second rotating assembly (600) is used for driving the body (2) to rotate relative to the chassis (3).

11. The cooling fan according to claim 10, wherein the second rotating assembly (600) comprises a second rotating shaft (601) and a third driving motor (602), the second rotating shaft (601) is fixedly connected with the body (2) and is rotatably engaged with the chassis (3), and the third driving motor (602) is used for driving the body (2) to rotate around the axis of the second rotating shaft (601).

12. Cooling fan according to claim 11, characterized in that in case the head (1) comprises a first rotation shaft (501), the axial direction of the first rotation shaft (501) is perpendicular to the direction of the air flow in the air duct and the axial direction of the first rotation shaft (501) is perpendicular to the axial direction of the second rotation shaft (601).

13. Cooling fan according to claim 10, characterized in that a water tank assembly (700) is arranged on the body (2), the water tank assembly (700) comprises a water tank (701), a pump and a pipeline (702), the water tank (701) is used for storing water and recovering the water flowing out from the wet curtain assembly (300), and the pump is used for sending the water in the water tank (701) to the wet curtain assembly (300) through the pipeline (702).

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