A fan

Abstract

The present invention discloses a portable powerful fan, which includes a fan assembly, comprising a bottom plate, universal wheels, a support member, a lifting member and a fan body. The universal wheels are fixed to the bottom of the bottom plate, the support member is rotatably connected to the top of the bottom plate, the lifting member is arranged on one side of the support member, and the fan body is rotatably connected to the top of the support member; and a limiting assembly, arranged on the support member, including a limiting member, a triggering member, a storage member and a switching member. By means of the fan assembly, the device is more convenient during transportation, without excessive manual operation, and is convenient for adjusting its blowing height. Then, through the limiting assembly, the device is more stable during use, and at the same time, the electric wire can be automatically stored to avoid the situation of wire disorder.

Claims

1. A fan, characterized in that: comprising, a fan assembly (100), including a bottom plate (101), universal wheels (102), a support member (103), a lifting member (104) and a fan body (105), the universal wheels (102) being fixed to the bottom of the bottom plate (101), the support member (103) being rotatably connected to the top of the bottom plate (101), the lifting member (104) being arranged on one side of the support member (103), and the fan body (105) being rotatably connected to the top of the support member (103); and, a limiting assembly (200), arranged on the support member (103), including a limiting member (201), a triggering member (202), a receiving member (203) and a switching member (204), the limiting member (201) being arranged on the bottom plate (101), the triggering member (202) being located on the support member (103), the receiving member (203) being arranged on one side of the fan body (105), and the switching member (204) being located between the triggering member (202) and the receiving member (203); the support member (103) includes a fixed tube (103a), a support rod (103b) and a hinge seat (103c), the fixed tube (103a) being rotatably connected to the top of the bottom plate (101), the support rod (103b) sliding in the fixed tube (103a), the hinge seat (103c) being fixed to the top of the support rod (103b), and the fan body (105) being hinged to the top end of the support rod (103b) through the hinge seat (103c); the limiting member (201) includes a friction rod (201a), a connecting ring (201b), a limiting frame (201c) and a first spring (201d), a through hole (M) being formed in the bottom plate (101), the friction rod (201a) sliding in the through hole (M) and being located above the universal wheels (102), the connecting ring (201b) being fixed to the top end of the friction rod (201a), the limiting frame (201c) being fixed to the top of the bottom plate (101) and being located outside the friction rod (201a), and the two ends of the first spring (201d) being respectively fixed to the limiting frame (201c) and the friction rod (201a); the triggering member (202) includes a movable ring (202a), a limiting plate (202b), a second spring (202c) and a push rod (202d), the movable ring (202a) sliding on the fixed tube (103a), the limiting plate (202b) being fixed to the fixed tube (103a) and being located above and below the movable ring (202a), the two ends of the second spring (202c) being respectively fixed to the movable ring (202a) and the limiting plate (202b), and the push rod (202d) being fixed to the bottom of the movable ring (202a) and the bottom end thereof being in contact with the connecting ring (201b); The storage member (203) includes a storage box (203a), a storage tray (203b), a conductive ring (203c), a guide rod (203d), and a third spring (203e). The storage box (203a) is fixed to one side of the support rod (103b) and is located below the fan body (105). The storage tray (203b) is rotatably connected to the inside of the storage box (203a). The conductive ring (203c) slides on one side of the storage tray (203b). The guide rod (203d) is fixed to the inner wall of the storage box (203a). The conductive ring (203c) slides on the guide rod (203d). Both ends of the third spring (203e) are fixed to the storage box (203a) and the conductive ring (203c) respectively; The storage member (203) further includes a ratchet wheel (203f), a limit tooth plate (203g), and a connecting rod (203h). The ratchet wheel (203f) is fixed to one side of the storage tray (203b). The limit tooth plate (203g) is located above the ratchet wheel (203f) and cooperates with it. The connecting rod (203h) is fixed to the outside of the limit tooth plate (203g), and the bottom end extends below the storage box (203a); The switching member (204) includes a convex plate (204a), a top plate (204b), a tooth plate (204c), and a rotating plate (204d). The convex plate (204a) is fixed to the bottom of one side of the conductive ring (203c). The top plate (204b) is fixed to one side of the connecting rod (203h) and is located below the convex plate (204a). The tooth plate (204c) is fixed to the bottom of the top plate (204b). An installation hole (K) is formed in the movable ring (202a). The rotating plate (204d) is rotatably connected to the installation hole (K).

2. The fan according to claim 1, characterized in that: The lifting member (104) includes an installation box (104a), a worm (104b), and a worm gear (104c). The installation box (104a) is fixed to the top of one side of the fixed pipe (103a). The worm (104b) is rotatably connected to the inside of the installation box (104a). The worm gear (104c) is rotatably connected to the inside of the fixed pipe (103a) and cooperates with the worm (104b). A tooth groove (S) is formed on one side of the support rod (103b), which cooperates with the worm gear (104c).

3. The fan according to claim 2, characterized in that: The lifting member (104) further includes a turntable (104d) and a convex block (104e). The turntable (104d) is fixed to the top end of the worm (104b) and is located on the top of the installation box (104a). The convex block (104e) is fixed to the top of the turntable (104d).

4. The fan according to claim 3, characterized in that: The switching member (204) further includes a baffle plate (204e) and a trigger rod (204f). The baffle plate (204e) is fixed in the mounting hole (K), and the trigger rod (204f) slides on the limiting plate (202b).

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