Improved water cooling fan

Abstract

An improved water cooling fan comprises a main machine shell, a main motor and fan blades, the main motor and the fan blades are arranged in the main machine shell, the improved water cooling fan further comprises a seat frame, a small motor, a driving gear, a driven gear, an air guide wheel, a spring and a decorative cover, and the seat frame is arranged in an air outlet hole and comprises a motor seat with a rear opening, a shaft sleeve and a radial rib plate connecting the motor seat with the inner wall of the air outlet hole. The motor base is provided with an extending hole of the motor shaft; a shaft head and a shaft hole are arranged on the driven gear; the shaft hole penetrates through the driven gear and the shaft head; the inducer comprises a central accommodating cavity with a rear opening, and a shaft head hole is formed in an end plate of the accommodating cavity; the small motor is arranged in the motor base, a motor shaft extends out of the extending hole and is connected with the driving gear, the shaft head is inserted into the shaft head hole and fixed, and the shaft hole is rotationally matched with the shaft sleeve; the connecting sleeve is inserted into the shaft sleeve and fixed to the motor base, and the spring is matched with the decorative cover and the end plate of the vacant cavity. Due to the arrangement of the air guide wheel, water mist blown by the main fan blades is further atomized, and the atomization performance is improved; and the arrangement of the spring reduces the noise during the rotation of the inducer.

Description

TECHNICAL FIELD

[0001] The utility model relates to a water-cooled fan. BACKGROUND

[0002] The prior art, Chinese patent 200710302284X, discloses a fan device, comprising a water curtain device and a fan, and the fan blows out water mist. The problem is that the atomization ability of water is poor.

[0003] Chinese patent 201922087318.9 discloses a guide wheel mounting structure and a fan with the guide wheel mounting structure, wherein the guide wheel mounting structure comprises: a fan front shell, a guide ring is arranged in the middle of the fan front shell; a guide wind motor fixedly connected to the rear side of the fan front shell; a rotating connecting piece fixedly connected to the output shaft of the guide wind motor on the rear side; a rotating disc, a rotating connecting hole is arranged in the middle of the rotating disc, the rotating connecting hole is sleeved on the front side of the rotating connecting piece, a guide assembly is arranged on the rear side of the rotating disc and connected with the guide ring in a guide manner, the guide assembly is arranged in a circumferential opposite rotating manner with the guide ring; and a guide wheel fixedly connected to the front side of the rotating disc. The problem is that the noise is large when the guide wheel rotates. SUMMARY

[0004] The utility model aims at providing an improved water-cooled fan, which has high water atomization performance and low noise.

[0005] The utility model is implemented in the following manner: an improved water-cooled fan, comprising a main shell, a main motor and a fan blade arranged in the main shell, and an air outlet hole arranged on the front wall plate of the main shell; the difference lies in that the air outlet hole is circular,

[0006] and further comprising a seat frame arranged in the air outlet hole, a small motor, a driving gear, a driven gear, a guide wheel, a spring and a decorative cover,

[0007] the seat frame comprises a motor seat with a rear opening, a shaft sleeve and a radial rib plate connecting the motor seat and the inner wall of the air outlet hole, and the motor seat is provided with an extension hole of a motor shaft;

[0008] the driven gear is provided with a shaft head and a shaft hole, and the shaft hole penetrates the driven gear and the shaft head;

[0009] the guide wheel comprises a rear opening accommodating cavity with a center, and the end plate of the accommodating cavity is provided with a shaft head hole;

[0010] the decorative cover is provided with a connecting sleeve;

[0011] the small motor is arranged in the motor seat, the motor shaft extends out of the extension hole and is connected with the driving gear, the shaft head is inserted into the shaft head hole and fixed, and the shaft hole is rotationally matched with the shaft sleeve; the connecting sleeve is inserted into the shaft sleeve and fixed with the motor seat, and the spring is matched with the decorative cover and the end plate of the accommodating cavity.

[0012] The improved water-cooled fan further comprises a flat pad made of silica gel,

[0013] The flat pad is attached to the end plate of the accommodating cavity, one end of the spring is matched with the flat pad, and the other end of the spring is matched with the decorative cover.

[0014] The improved water-cooled fan is characterized in that the decorative cover is provided with an annular seat surrounding the connecting sleeve, and the annular seat is provided with an annular groove surrounding the connecting sleeve.

[0015] The improved water-cooled fan further comprises an O-shaped rubber ring.

[0016] The O-shaped rubber ring is arranged in the annular groove, and the end of the shaft sleeve is matched with the O-shaped rubber ring.

[0017] The improved water-cooled fan is characterized in that the spring is a tower-shaped spring, and the bottom circular end is matched with the flat pad.

[0018] The improved water-cooled fan is characterized in that the improved water-cooled fan further comprises a flat bearing, the flat bearing is arranged on the shaft sleeve, and the flat bearing is matched with the end plate of the motor base and the driven gear.

[0019] The improved water-cooled fan of the utility model has the advantages that the setting of the air guide wheel further atomizes the water mist blown out by the main fan blade, improves the atomization performance, and the setting of the spring reduces the noise when the air guide wheel rotates. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a partial sectional view of the utility model.

[0021] Figure 2 is one of the three-dimensional exploded views of the utility model.

[0022] Figure 3 is the second three-dimensional exploded view of the utility model.

[0023] Figure 4 is the third three-dimensional exploded view of the utility model.

[0024] Figure 5 is the three-dimensional view of the utility model. DETAILED DESCRIPTION

[0025] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as a limitation of the utility model.

[0026] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0027] like Figure 1 , Figure 2 , Figure 3 As shown, an improved water-cooled fan includes a main housing 1, a main motor (not labeled) and fan blades and a water tank disposed inside the main housing 1, the water tank being disposed inside the bottom of the main housing and being removable; an air outlet 1A is provided on the front wall panel of the main housing 1.

[0028] The air outlet 1A is circular.

[0029] It also includes a bracket 2 located inside the air outlet 1A, a small motor (not shown in the figure), a drive gear, a driven gear 3, a guide wheel 4, a spring 5, and a decorative cover 6.

[0030] The mounting bracket 2 includes a rear-opening motor base 21, a bushing 22, and a radial stiffener 23 connecting the motor base 21 and the inner wall of the air outlet 1A. The motor base 21 has a protruding hole (not marked) for the motor shaft in the radial direction.

[0031] The driven gear 3 is provided with a shaft head 31 and a shaft hole 32, and the shaft hole 32 passes through the driven gear 3 and the shaft head 31.

[0032] The guide vane 4 includes a receiving cavity 41 with a central rear opening, and a shaft head hole 42 is provided on the end plate of the empty cavity;

[0033] The decorative cover 6 is provided with a connecting sleeve 61;

[0034] The small motor is housed within the motor base 21, with its shaft extending from the extension hole and connecting to the drive gear. The shaft end 31 is inserted into and fixed within the shaft end hole 42, meaning the driven gear 3 and the end plate of the receiving cavity 41 are secured with screws. The shaft hole 32 rotatably engages with the bushing 22, allowing the drive gear and driven gear to mesh. The connecting sleeve 61 is inserted into the bushing 22 and fixed to the motor base 21. The spring 5 engages with the decorative cover 6 and the end plate of the empty cavity 41, with the spring rotatably engaging with the receiving cavity. The drive gear and driven gear 3 are located within the receiving cavity 41. This structure ensures that the guide wheel rotates along the axis, preventing axial movement and vibration-induced noise.

[0035] As a further improvement of this utility model, it also includes a flat pad 7 made of silicone.

[0036] The flat pad 7 is attached to the end plate of the accommodating cavity 41, one end of the spring 5 is matched with the flat pad 7, and the other end is matched with the decorative cover 6. The flat pad 7 rotates with the guide vane 4.

[0037] As a further improvement of the utility model: the decorative cover 6 is provided with an annular seat 62 surrounding the connecting sleeve 61, and the annular seat 62 is provided with an annular groove surrounding the connecting sleeve 61.

[0038] Further comprising an O-shaped rubber ring 8.

[0039] The O-shaped rubber ring 8 is arranged in the annular groove, and the end of the shaft sleeve 22 is matched with the O-shaped rubber ring 8.

[0040] As a further improvement of the utility model: the spring 5 is a tower-shaped spring, and the bottom circular end is matched with the flat pad 7.

[0041] As a further improvement of the utility model: further comprising a flat bearing 9, the flat bearing 9 is arranged on the shaft sleeve 22, and the flat bearing 9 is matched with the end plate of the motor base 21 and the driven gear 3.

[0042] Although the embodiments of the utility model have been shown and described, those skilled in the art can understand that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and purposes of the utility model, and the scope of the utility model is defined by the claims and the equivalents thereof.

Claims

1. An improved water-cooled fan, comprising a main housing, a main motor and fan blades disposed within the main housing, wherein the front wall panel of the main housing has an air outlet; characterized in that: The air outlet hole is circular, It also comprises a seat frame arranged in the air outlet hole, a small motor, a driving gear, a driven gear, a guide wheel, a spring and a decorative cover, The seat frame comprises a rear-open motor seat, a shaft sleeve and a radial rib plate connecting the motor seat and the inner wall of the air outlet hole, and the motor seat is provided with a motor shaft extension hole; The driven gear is provided with a shaft head and a shaft hole, and the shaft hole penetrates the driven gear and the shaft head; The guide wheel comprises a rear-open accommodating cavity provided with a center, and the end plate of the accommodating cavity is provided with a shaft head hole; The decorative cover is provided with a connecting sleeve; The small motor is arranged in the motor seat, the motor shaft extends out of the extension hole and is connected with the driving gear, the shaft head is inserted into the shaft head hole and is fixed, and the shaft hole is rotationally connected with the shaft sleeve; the connecting sleeve is inserted into the shaft sleeve and is fixed with the motor seat, and the spring is matched with the decorative cover and the end plate of the accommodating cavity.

2. An improved water cooled fan as claimed in claim 1 wherein: It also comprises a flat pad made of silica gel, The flat pad is attached to the end plate of the accommodating cavity, one end of the spring is matched with the flat pad, and the other end is matched with the decorative cover.

3. An improved water cooled fan as claimed in claim 1 wherein: The decorative cover is provided with an annular seat surrounding the connecting sleeve, and the annular seat is provided with an annular groove surrounding the connecting sleeve; It also comprises an O-shaped rubber ring; The O-shaped rubber ring is arranged in the annular groove, and the end of the shaft sleeve is matched with the O-shaped rubber ring.

4. An improved water cooled fan as claimed in claim 2 wherein: The spring is a tower-shaped spring, and the bottom circular end is matched with the flat pad.

5. An improved water cooled fan as claimed in claim 1, 2, 3 or 4 wherein: It also comprises a flat bearing, a flat bearing sleeve is arranged on the shaft sleeve, and the flat bearing is matched with the end plate of the motor seat and the driven gear.

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