Axial-flow type cooling fan

Abstract

The utility model discloses an axial flow type cooling fan which comprises a fan body and a connecting plate, an extension mechanism is arranged between the connecting plate and the fan body, and when the fan cannot be installed at the cooling position of equipment, the fan is connected to a support which is a certain distance away from the cooling position of the equipment through the connecting plate. Then the fan body extends to the position close to the heat dissipation position of the equipment through the extension mechanism, heat dissipation is conducted through the fan body, the heat dissipation effect of the equipment is guaranteed, meanwhile, the fan body can adjust the heat dissipation direction and position at any time, and use is convenient.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of radiating fan, more particularly relates to a kind of axial flow radiating fan. BACKGROUND

[0002] Generally, axial flow fan is directly fixed on the side of equipment needing heat dissipation, and close to the equipment, and the installation of fan needs support to be installed and fixed or directly set connecting hole on the equipment, in special circumstances, fan cannot be installed close to the equipment when connecting hole cannot be set on the equipment or support cannot be set on the side of equipment, can only be installed in the remote position of equipment, and the heat dissipation effect is greatly reduced.

[0003] Therefore, a kind of axial flow radiating fan capable of adjusting position is designed. CONTENT OF UTILITY MODEL

[0004] In view of the deficiencies of prior art, the utility model provides a kind of axial flow radiating fan, fan can adjust position, extend to the equipment heat dissipation place, and it is convenient to heat dissipation to equipment on the mechanism that cannot directly install radiating fan.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of axial flow radiating fan, including fan body and connecting plate, connecting plate is provided with extension mechanism between fan body.

[0006] Further, the extension mechanism includes a plurality of extension rods, the first end of the plurality of extension rods is hingedly connected, and the extension rod located at both ends is respectively first extension rod and second extension rod, the first extension rod is hingedly connected with the fan body, and the second extension rod is hingedly connected with the connecting plate, the fan body is rotatably connected with the first extension rod, the second extension rod is rotatably connected with the connecting plate, and all hinged connections are damping hinged connections.

[0007] Further, a first fixing block is provided on the fan body, a first rotating shaft is rotatably arranged on the first fixing block, the first rotating shaft is hingedly connected with the first extension rod, a second fixing block is provided on the connecting plate, a second rotating shaft is rotatably arranged on the second fixing block, the second rotating shaft is hingedly connected with the second extension rod, and the rotation of the first rotating shaft and the first fixing block and the rotation of the second rotating shaft and the second fixing block are both damping rotations.

[0008] Further, a first positioning block is provided on the first extension rod, and a second positioning block is provided on the connecting plate.

[0009] Further, the extension mechanism includes a universal shaping pipe, and the two ends of the universal shaping pipe are connected with the fan body and the connecting plate respectively.

[0010] Further, a connecting block is provided on the connecting plate, and the connecting block is detachably connected with the fan body.

[0011] Further, the connecting plate is provided with a protective shell, the extension mechanism is located in the protective shell, and the side of the protective shell facing the fan body is open.

[0012] Compared with the prior art, the fan in the embodiment is used when the fan cannot be installed at the equipment heat dissipation position, the fan body is extended to the position close to the equipment heat dissipation position through the connecting plate connected to the support at a distance from the equipment heat dissipation position and the extension mechanism, heat dissipation is performed through the fan body, the heat dissipation effect of the equipment is ensured, and the fan body can adjust the heat dissipation direction and position at any time, so that the fan is convenient to use. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 Fig. 1 is a structural schematic view of the axial flow type heat dissipation fan in the embodiment one of the utility model being folded;

[0014] Figure 2 Fig. 2 is a structural schematic view of the axial flow type heat dissipation fan in the embodiment one of the utility model being unfolded;

[0015] Figure 3 Fig. 3 is a structural schematic view of the axial flow type heat dissipation fan in the embodiment two of the utility model being folded.

[0016] Fig. 1 is a structural schematic view of the axial flow type heat dissipation fan in the embodiment one of the utility model being folded; DETAILED DESCRIPTION

[0017] In the description of the utility model, it should be explained that for the orientation words, if the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and cannot be understood as limiting the specific protection scope of the utility model.

[0018] In addition, the terms "first", "second" are used only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the definition of "first", "second" features can explicitly or implicitly include one or more features, and in the description of the utility model, the meaning of "several", "several" is two or more than two, unless otherwise explicitly specified.

[0019] Referring to Figures 1 to 3 Further illustrate the utility model.

[0020] Embodiment one:

[0021] A axial flow type heat dissipation fan, including fan body 1 and connecting plate 2, be provided with extension mechanism between connecting plate 2 and fan body 1.

[0022] As Figures 1 to 3 When the fan cannot be installed at the equipment heat dissipation place, the fan in the embodiment is used, and the fan body 1 is extended to the equipment heat dissipation place through the extension mechanism when being used by being connected on the support at a certain distance from the equipment heat dissipation place through the connecting plate 2, so that the heat dissipation is carried out through the fan body 1, the heat dissipation effect of the equipment is guaranteed, and the fan body 1 can adjust the heat dissipation direction and position at any time, which is convenient to use.

[0023] As Figure 1 Preferably, the extension mechanism includes a plurality of extension rods in the embodiment, the plurality of extension rods are hingedly connected to each other in a head-to-tail manner, and the extension rods at both ends are a first extension rod 3 and a second extension rod 4, the first extension rod 3 is hingedly connected to the fan body 1, and the second extension rod 4 is hingedly connected to the connecting plate 2, the fan body 1 is rotationally connected to the first extension rod 3, the second extension rod 4 is rotationally connected to the connecting plate 2, and all the hinged connections are damping hinged connections.

[0024] As Figure 1 And Figure 2 Preferably, the fan body 1 is provided with a first fixing block 5 in the embodiment, a first rotating shaft is rotatably arranged on the first fixing block 5, the first rotating shaft is hingedly connected to the first extension rod 3, the connecting plate 2 is provided with a second fixing block 6, a second rotating shaft is rotatably arranged on the second fixing block 6, the second rotating shaft is hingedly connected to the second extension rod 4, and the rotation of the first rotating shaft and the first fixing block 5 and the rotation of the second rotating shaft and the second fixing block 6 are both damping rotations.

[0025] Specifically, by hingedly connecting the plurality of extension rods, the distance and the angle between the fan body 1 and the connecting plate 2 are changed, the rotation of the second extension rod 4 and the connecting plate 2 and the rotation of the fan body 1 and the first extension rod 3 can change the angle of the fan body 1, so that the position of the fan body 1 is adjusted in multiple directions freely.

[0026] Specifically, the number of extension rods can also be one, when only one extension rod is used, both ends of the extension rod are rotated and hinged to the fan body 1 and the connecting plate 2 respectively.

[0027] Specifically, if the number of extension rods is three or more, locking mechanisms such as bolt or nut rotation locking can be provided at adjacent hinged shafts, and the rotation between the first fixed block 5 and the first rotating shaft and the rotation between the second fixed block 6 and the second rotating shaft are also provided with locking mechanisms. After adjusting the position of the fan body 1, lock the movable parts to avoid the fan body from changing position due to excessive extension distance under the action of gravity.

[0028] Specifically, the wires connected to the fan body 1 can be bundled on the extension rods.

[0029] As shown in Figure 1 , in the preferred embodiment, the first extension rod 3 is provided with a first positioning block 7, and the connecting plate 2 is provided with a second positioning block 8.

[0030] Specifically, when the plurality of extension rods are folded, the first positioning block 7 and the second positioning block 8 support the extension mechanism and the fan body 1, and make the fan body 1 and the extension rods parallel to each other, ensuring that the folding is neat.

[0031] As shown in Figure 1 and Figure 2 , in the preferred embodiment, the connecting plate 2 is provided with a connecting block 9, and the connecting block 9 is detachably connected with the fan body 1.

[0032] As shown in Figure 2 , specifically, the fan body 1 is provided with a clamping block 10, and the connecting plate 2 is provided with a clamping groove 11 corresponding to the clamping block 10. When the clamping block 10 is clamped into the clamping groove 11, the fan body 1 can be fixed, avoiding the fan body 1 from moving randomly.

[0033] As shown in Figure 1 , in the preferred embodiment, the connecting plate 2 is provided with a protective shell 12, and the extension mechanism is located in the protective shell 12, and the side of the protective shell 12 facing the fan body 1 is open, that is, the top surface of the protective shell 12 is open, facilitating the extension of the extension mechanism.

[0034] Specifically, the protective shell 12 and the connecting block 9 do not interfere with each other, and the protective shell 12 only places the extension mechanism.

[0035] Embodiment two:

[0036] An axial flow type cooling fan, comprising a fan body 1 and a connecting plate 2, and an extension mechanism is provided between the connecting plate 2 and the fan body 1.

[0037] As shown in Figure 3As shown, preferably in the embodiment, the extending mechanism comprises a universal sizing tube 13, two ends of the universal sizing tube 13 being connected with the fan body 1 and the connecting plate 2 respectively.

[0038] Specifically, the position adjustment of the fan body 1 can be simply realized through the universal sizing tube 13.

[0039] Specifically, the universal sizing tube 13 has no locking mechanism, thus the fan body 1 cannot be extended for a long distance or the universal sizing tube 13 cannot be extended to the limit extension length (the completely straightened length).

[0040] Specifically, the structure of the universal sizing tube 13 is the prior art, and thus will not be described herein.

[0041] The other technical features in the embodiment are the same as those in the first embodiment.

[0042] The above only describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the idea of the present application shall fall within the protection scope of the present application. It should be noted that, for the ordinary skilled in the art, some improvements and decorations without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. An axial flow cooling fan, characterized in that: It includes a fan body and a connecting plate, wherein an extension mechanism is provided between the connecting plate and the fan body; The extension mechanism includes a plurality of extension rods, which are hinged to each other end to end, and the extension rods at both ends are respectively a first extension rod and a second extension rod, the first extension rod is hinged to the fan body, and the second extension rod is hinged to the connecting plate, the fan body is rotatably connected to the first extension rod, and the second extension rod is rotatably connected to the connecting plate, and all hinges are damping hinges; A first fixed block is provided on the fan body, a first rotating shaft rotates on the first fixed block, the first rotating shaft is hinged to the first extension rod, a second fixed block is provided on the connecting plate, a second rotating shaft rotates on the second fixed block, the second rotating shaft is hinged to the second extension rod, and the rotation of the first rotating shaft and the first fixed block and the rotation of the second rotating shaft and the second fixed block are both damped rotations.

2. The axial flow cooling fan according to claim 1, wherein: A first positioning block is provided on the first extension rod, and a second positioning block is provided on the connecting plate.

3. The axial flow cooling fan according to claim 1, wherein: The extension mechanism includes a universal shaping tube, and two ends of the universal shaping tube are respectively connected to the fan body and the connecting plate.

4. The axial flow cooling fan according to claim 1, wherein: A connecting block is provided on the connecting plate, and the connecting block is detachably connected to the fan body.

5. The axial flow cooling fan according to claim 1, wherein: A protective shell is provided on the connecting plate, the extending mechanism is located in the protective shell, and the side of the protective shell facing the fan body is open.

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