Humidifying fan adopting hidden spraying water pipe

Abstract

The utility model discloses a humidifying fan adopting a hidden spraying water pipe. The humidifying fan comprises a spraying head, a motor and fan blades. The motor comprises a hollow motor shaft, knurls are arranged on the hollow motor shaft, and a motor iron core is fixed to the knurls in a tight fit mode. A motor shell is arranged on the periphery of the motor iron core, and a motor magnet is arranged in the motor shell. The motor shell can rotate relative to the hollow motor shaft; one end of the hollow motor shaft is connected with the spraying head, and a water through hole is formed in the other end of the hollow motor shaft; the fan blades are arranged on the motor shell in a close fit mode. When the motor shell rotates to drive the fan blades to rotate, the hollow motor shaft is used for supplying water, power and water are supplied to the spraying head, the hollow motor shaft cannot rotate, a water pipe can be effectively hidden, and meanwhile normal operation of the spraying function is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of humidifying fans, in particular to a humidifying fan adopting a hidden spray water pipe. Background Art

[0002] A significant design flaw in current misting fans on the market is that the water pipes supplying the spray heads are often exposed directly in front of the blades, detracting from the fan's overall aesthetics. The current layout of the water pipes in misting fans fails to provide adequate visual concealment. Therefore, developing a humidifying fan structure that effectively conceals the water pipes while ensuring the proper function of the misting function is crucial. Utility Model Content

[0003] The purpose of the utility model is to address the deficiencies of the prior art and to provide a humidifying fan with a hidden spray water pipe, which can effectively hide the water pipe while ensuring the normal operation of the spray function.

[0004] The utility model provides a humidifying fan using a concealed spray water pipe, comprising: a spray head, a motor, and fan blades. The motor includes a hollow motor shaft, which is provided with knurling, and a motor core is fixed to the knurling by a tight fit. A motor housing is provided around the motor core, and a motor magnet is provided within the motor housing. The motor housing is rotatable relative to the hollow motor shaft. One end of the hollow motor shaft is connected to the spray head, and the other end of the hollow motor shaft is provided with a water hole. The fan blades are tightly fitted to the motor housing. The hollow motor shaft is used to supply water to the spray head, thereby providing power and water to the spray head, and the hollow motor shaft does not rotate.

[0005] Furthermore, the spray head includes a front decorative plate, an atomizing intermediate isolation plate, a rear cover, a rendering light ring, and a hollow connecting rod. The atomizing intermediate isolation plate is disposed between the front decorative plate and the rear cover, the rendering light ring is disposed on the atomizing intermediate isolation plate, the hollow connecting rod is connected to the rear cover, and a leak-proof sealing ring is provided at the connection between the hollow connecting rod and the hollow motor shaft. Alternatively, the hollow motor shaft and the spray head are connected using a PVC water pipe and screws.

[0006] Furthermore, a concentric positioning bearing is provided at one end of the motor housing close to the spray head, and the concentric positioning bearing is provided on the hollow motor shaft; a motor drive board mounting and fixing plate is provided at the other end of the motor housing, and a motor drive board is provided on the motor drive board mounting and fixing plate, and an insulating layer is provided between the motor drive board mounting and fixing plate and the motor drive board.

[0007] Furthermore, a motor drive plate mounting plate positioning spring is provided on the hollow motor shaft, and the motor drive plate mounting plate and the motor drive plate are respectively located on both sides of the motor drive plate mounting plate positioning spring and are fixed by screws.

[0008] Furthermore, flat edges are provided on both sides of the area on the hollow motor shaft where the motor drive plate and fixing plate are installed, and a hollow shaft power supply wire perforation groove is provided above the area.

[0009] Furthermore, a fixing spring is provided at the end of the hollow motor shaft opposite to the spray head, and a positioning hole is provided on the fan mounting frame. The fan mounting frame is mounted on the hollow motor shaft through the positioning hole, and the fan mounting frame is fixed to the hollow motor shaft through the fixing spring.

[0010] The utility model has the following beneficial effects: the utility model provides a humidifying fan with a hidden spray water pipe. While the motor housing rotates to drive the fan blades to rotate, the hollow motor shaft is used to supply water to realize power supply and water supply to the spray head, which can effectively hide the water pipe and ensure the normal operation of the spray function. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0012] Figure 1 This is a schematic diagram of the structure of a humidifying fan using a hidden spray water pipe in the utility model;

[0013] Figure 2 This is a schematic diagram of the flat end on the hollow motor shaft and the hole slot for the power supply wire in the hollow shaft.

[0014] Illustration: 1-Hollow motor shaft; 2-Motor housing; 3-Concentric positioning bearing; 4-Motor drive board mounting plate; 5-Motor drive board; 6-Insulation layer; 7-Motor drive board mounting plate positioning retaining ring; 8-Knurling; 9-Hollow shaft power supply line perforation slot; 10-Flat end; 11-Fixing retaining ring; 12-Screw; 13-Positioning hole; 14-Water hole; 15-Spray head front decorative plate; 16-Atomizing middle isolation plate; 17-Spray head rear cover; 18-Rendering light ring; 19-Hollow connecting rod; 20-Leak-proof sealing ring; 21-Motor magnet. DETAILED DESCRIPTION

[0015] It should be noted that, unless otherwise specified, the embodiments and features in the embodiments of the present application can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments. It should be noted that the following detailed descriptions are illustrative and are intended to provide further explanation of the present application. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the art to which this application belongs.

[0016] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used herein to describe the spatial positional relationship of a device or feature to other devices or features as shown in the figures. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figures. For example, if the device in the drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0017] Now, exemplary embodiments according to the present application will be described in more detail with reference to the accompanying drawings. However, these exemplary embodiments can be implemented in a variety of different forms and should not be interpreted as being limited to the embodiments described herein. It should be understood that these embodiments are provided to make the disclosure of this application thorough and complete, and to fully convey the concepts of these exemplary embodiments to those of ordinary skill in the art. In the accompanying drawings, for clarity, the thickness of layers and regions is exaggerated, and the same reference numerals are used to represent the same devices, and thus their descriptions will be omitted.

[0018] See also Figures 1 to 2 The embodiment of the utility model provides a humidifying fan using a hidden spray water pipe, including: a spray head, a motor and a fan blade.

[0019] The motor includes a hollow motor shaft 1, which is provided with knurling 8. The motor core is fixed to the knurling 8 by a tight fit. The knurling 8 can be a straight knurling or a mesh knurling. The motor core is tightly fitted with the hollow motor shaft 1 through the knurling 8.

[0020] A motor housing 2 is provided around the motor core, and a motor magnet 21 is provided inside the motor housing 2; the motor housing 2 can rotate relative to the hollow motor shaft 1, one end of the hollow motor shaft 1 is connected to the spray head, and the other end of the hollow motor shaft 1 is provided with a water hole 14; the fan blades are tightly fitted on the motor housing 2, and the rotation of the motor housing 2 drives the fan blades to rotate, thereby realizing power supply and water supply to the spray head.

[0021] Specifically, the spray head includes a front decorative plate 15, an atomizing intermediate isolation plate 16, a rear cover 17, a rendering light ring 18, and a hollow connecting rod 19. The atomizing intermediate isolation plate 16 is disposed between the front decorative plate 15 and the rear cover 17, the rendering light ring 18 is disposed on the atomizing intermediate isolation plate 16, and the hollow connecting rod 19 is connected to the rear cover 17. A leak-proof sealing ring 20 is provided at the connection between the hollow connecting rod 19 and the hollow motor shaft 1. Alternatively, the hollow motor shaft 1 and the spray head can be connected by means of PVC water pipes and screws.

[0022] In this embodiment, the spray head can be used with an atomizer to achieve constant humidity control, or with a spray head for efficient spray cooling. This can be applied to rapid cooling in outdoor locations such as tourist attractions and tea shops. The electronic atomizer can be equipped with multiple spray heads as needed to increase the atomization volume and enhance the viewing experience.

[0023] Specifically, a concentric positioning bearing 3 is provided at one end of the motor housing 2 close to the spray head, and the concentric positioning bearing 3 is provided on the hollow motor shaft 1; a motor drive board mounting plate 4 is provided at the other end of the motor housing 2, a motor drive board 5 is provided on the motor drive board mounting plate 4, and an insulating layer 6 is provided between the motor drive board mounting plate 4 and the motor drive board 5. A motor drive board mounting plate positioning retaining spring 7 is provided on the hollow motor shaft 1, and the motor drive board mounting plate 4 and the motor drive board 5 are respectively located on both sides of the motor drive board mounting plate positioning retaining spring 7 and are connected and fixed by screws 12. Flat edges 10 are provided on both sides of the area on the hollow motor shaft 1 where the motor drive board mounting plate 4 is installed, and the flat edges 10 can prevent the motor drive board mounting plate 4 from rotating. A hollow shaft power supply line perforation slot 9 is provided above this area. A fixing spring 11 is provided at the end of the hollow motor shaft 1 opposite to the spray head, and a positioning hole 13 is provided on the fan mounting frame. The fan mounting frame is mounted on the hollow motor shaft 1 through the positioning hole 13, and the fan mounting frame is fixed to the hollow motor shaft 1 through the fixing spring 11.

[0024] This humidifying fan with a concealed spray pipe also includes a power supply board (not shown) and a drive board for a DC variable-frequency brushless motor, referred to as the drive board (not shown). The power supply board supplies power to the motor drive board 5 and the drive board using a wide voltage range of 100V to 265V. The fan is equipped with a humidity sensor (not shown), which is connected to the motor drive board 5. The motor drive board converts the collected humidity data into an on / off signal or a level signal to control the spray head's on / off state or the amount of spray.

[0025] The humidity sensor is used to collect humidity values; the motor drive board 5 is used to obtain the humidity value; determine whether the humidity value is within the range of 40 to 70 degrees Celsius; if the humidity value exceeds 70 degrees Celsius, turn off the spray head; if the humidity value is below 40 degrees Celsius, turn on the spray head; the motor drive board 5 is also used to receive a set humidity value and adjust the spray volume of the spray head according to the set humidity value. In addition to its application in industrial fans, the utility model is particularly suitable for humidification of household fans. By automatically detecting humidity, it automatically controls the humidity in the room to maintain the most comfortable humidity range of 40 to 70 degrees Celsius for the human body, truly achieving humidification of the entire room.

[0026] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components and / or combinations thereof.

[0027] It should be noted that the terms "first," "second," and the like in the specification and claims of this application and the accompanying drawings are used to distinguish similar objects and are not necessarily used to describe a specific order or precedence. It should be understood that the terms used in this manner are interchangeable where appropriate, such that the embodiments of the present application described herein can, for example, be implemented in an order other than that illustrated or described herein.

[0028] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Those skilled in the art will readily appreciate that the present invention is susceptible to various modifications and variations. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A humidifying fan using a hidden spray water pipe, characterized in that: include: Spray head, motor and fan blades; The motor comprises a hollow motor shaft (1), the hollow motor shaft (1) is provided with a knurl (8), and a motor core is fixed to the knurl (8) by a tight fit; a motor housing (2) is provided on the periphery of the motor core, and a motor magnet (21) is provided in the motor housing (2); the motor housing (2) is capable of rotating relative to the hollow motor shaft (1); one end of the hollow motor shaft (1) is connected to the spray head, and the other end of the hollow motor shaft (1) is provided with a water hole (14); the fan blade is tightly fitted on the motor housing (2).

2. A humidifying fan with a hidden spray water pipe as claimed in claim 1, characterized in that: The spray head comprises a spray head front decorative plate (15), an atomizing intermediate isolation plate (16), a spray head rear cover (17), a rendering light ring (18) and a hollow connecting rod (19); the atomizing intermediate isolation plate (16) is arranged between the spray head front decorative plate (15) and the spray head rear cover (17); the rendering light ring (18) is arranged on the atomizing intermediate isolation plate (16); the hollow connecting rod (19) is connected to the spray head rear cover (17); a leak-proof sealing ring (20) is provided at the connection position between the hollow connecting rod (19) and the hollow motor shaft (1); or, the hollow motor shaft (1) and the spray head are connected by a PVC water pipe and screws.

3. A humidifying fan with a hidden spray water pipe as claimed in claim 2, characterized in that: A concentric positioning bearing (3) is provided at one end of the motor housing (2) close to the spray head, and the concentric positioning bearing (3) is provided on the hollow motor shaft (1); a motor drive board mounting plate (4) is provided at the other end of the motor housing (2), a motor drive board (5) is provided on the motor drive board mounting plate (4), and an insulating layer (6) is provided between the motor drive board mounting plate (4) and the motor drive board (5).

4. A humidifying fan with a hidden spray water pipe as claimed in claim 3, characterized in that: The hollow motor shaft (1) is provided with a motor drive plate mounting plate positioning spring (7), and the motor drive plate mounting plate (4) and the motor drive plate (5) are respectively located on both sides of the motor drive plate mounting plate positioning spring (7) and are connected and fixed by screws (12).

5. A humidifying fan with a hidden spray water pipe as claimed in claim 4, characterized in that: Flat openings (10) are provided on both sides of the area where the motor drive plate mounting fixing plate (4) is mounted on the hollow motor shaft (1), and a hollow shaft power supply line perforation groove (9) is provided above the area.

6. A humidifying fan using a hidden spray water pipe as claimed in claim 5, characterized in that: A fixing spring (11) is provided at the end of the hollow motor shaft (1) opposite to the spray head, and a positioning hole (13) is provided on the fan mounting frame. The fan mounting frame is mounted on the hollow motor shaft (1) through the positioning hole (13), and the fan mounting frame is fixed to the hollow motor shaft (1) through the fixing spring (11).

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