Patent application number | Description | Published |
20120164936 | VENTILATION DEVICE - A ventilation device comprises: a body, a fan disposed in the body, and an adapter connected with an air outlet of the body. Two or more pipe coupling parts are disposed in sequence from a side of an air inlet of the adapter to a side of an air outlet of the adapter, and each pipe coupling part is provided with a protruding circular ring with a diameter larger than that of the respective pipe coupling part at a root thereof. An air guide structure is disposed in the adapter, a pipe is fitted over the pipe coupling part and is abutted against the protruding circular ring located at the root to be fixed, and the air guide structure is engaged to an inside of the protruding circular ring of the adapter. The ventilation device according to the present invention has the following advantages. Pipes with different outer diameters can be conveniently installed to the ventilation device. In addition, excellent seal and reduction of air resistance and noise can be achieved. | 06-28-2012 |
20130072105 | VENTILATING FAN - A ventilating fan includes a sirocco fan disposed in a box-shaped body and an adapter connected to an air outlet of the sirocco fan. The sirocco fan is composed of two opposite scroll plates with scroll shapes and a casing plate sandwiched between the two scroll plates. An overall air inlet of the sirocco fan is disposed on the first scroll plate and a central line of the air outlet of the adapter is offset towards the second scroll plate. The present invention is advantageous in that no turbulence is generated at the adapter and the wind amount of the ventilating fan is thus ensured and noise is reduced. Therefore, the present invention can provide a small air blowing device with high efficiency and improve stability of performance of the product. | 03-21-2013 |
20130137360 | VENTILATING FAN - The present invention discloses a ventilating fan including a ventilating fan body located on the indoor side, an outdoor pipe hood located on the outdoor side, a ventilating fan mounting member located between the ventilating fan body and the outdoor pipe hood, and a panel removably mounted to the front of the ventilating fan body, the ventilating fan mounting member includes a cylinder and a flange, the outdoor pipe hood includes a pipe hood base and a back cover, the pipe hood base includes a base plate with a circular opening and a pipeline fixing ring removably mounted to the base plate; and, a hollow expansion pipe being connected to the cylinder of the ventilating fan mounting member at one end and connected to the pipeline fixing ring at the other end. The present invention has advantages of easy mounting of the expansion pipe. | 05-30-2013 |
20130137361 | VENTILATING FAN - The present invention discloses a ventilating fan mounted on a wall of an indoor side of a wind path therethrough from the indoor side to an outdoor side. The ventilating fan includes a ventilating fan hood, a filtering member, a ventilating fan body, and a ventilating fan mounting member. The filtering member is integrally formed by a frame provided with an engagement that is engaged with the ventilating fan body and a filtering screen located within the frame. The ventilating fan according to the present invention has the advantages that the filtering member can be fixedly mounted to the ventilating fan body in a simple structure manner without using fasteners such as screws, so as to facilitate the operation and save the working time. Moreover, the filtering member is not blown off to fall off when the ventilating fan hood is removed. In addition, the mounting of the filtering member in a reverse order is eliminated. | 05-30-2013 |
20140063783 | LIGHTING DEVICE FOR VENTILATING FAN - A lighting device for a ventilating fan comprising a power pack module and a light-emitting module composed of a lighting louver and a radiator, wherein first positioning lugs projected out of a horizontal projection plane of the power pack module are formed on the top of the power pack module and fixed on the light-emitting module by screws; and a through hole which a cable, used for supplying power for a light-emitting unit, runs through is respectively formed on a side face of the radiator making contact with the power pack module and a side face of the power pack module making contact with the radiator. The lighting device for the ventilating fan further comprises hooks formed on the radiator and a second positioning lug formed on the power pack module, wherein the hooks and the second positioning lug are used for fixing the lighting device on the ventilating fan. | 03-06-2014 |
20140078718 | VENTILATION DEVICE - A ventilating fan, includes a frame provided with an opening, a fan disposed in the frame, a panel covering the opening of the frame and allowing air passing through and a lighting device disposed in the panel. The lighting device includes a lampshade, in which a lighting part is placed, and a circuitry box of a controller for controlling the lighting part. A gap is formed in a connection between the circuitry box and the panel such that a water discharge structure communicated with outside of the circuitry box is formed. Advantages of the present invention includes that a gap communicated with outside of the circuitry box is provided in a connection between the circuitry box and the panel, which allows water to be discharged through the gap from inside of the panel, even water would enter into inside of the circuitry box, thus safety operation of the product is ensured. | 03-20-2014 |
20140206276 | ADAPTER STRUCTURE OF VENTILATING FAN - An adapter structure of a ventilating fan includes an oval metal adapter and an oval metal shutter provided in the metal adapter having a shape corresponding to the oval metal adapter. A symmetry axis of a longitudinal cross-section of the oval metal shutter in the horizontal direction is a major axis, and a symmetry axis in the vertical direction is a minor axis. The shutter rotates through a rotating shaft in the metal adapter, a curve point is provided between a projection point of a center line of the rotating shaft on the minor axis and a tail of the shutter a curved portion of the shutter is formed by curving the shutter from the curve point to an inner surface side of the shutter along the minor axis. Vibration of the shutter is suppressed in a position where the shutter is opened and turbulent flow is prevented. | 07-24-2014 |
20150060638 | VENTILATION FAN MOUNTING STRUCTURE - A ventilation fan mounting structure includes a bracket assembly which is to be mounted to opposite two side flanges of a ventilation fan and includes a first bracket and a second bracket each formed in a U shape, wherein each of the first bracket and the second bracket includes two side members and a connection member connecting the two side members, the connection members and the side members of the first and second brackets are connected to each other by shafts, the side members are rotatable around the shafts, and a position-limit portion is disposed to the connection member to limit a rotation range of the side member. With the ventilation fan mounting structure according to the embodiments of the present invention, the mounting of the ventilation fan can be simply and conveniently completed even if the distance between the ceiling and the roof is small. | 03-05-2015 |
20150086353 | VENTILATING FAN - A ventilating fan includes a frame, a casing in which a fan motor is mounted, an adapter connected to an air outlet of the casing, a switch, and a junction box for connection of electric wires, where the frame has a bottom surface formed with an air inlet and a side surface provided with an air outlet, wherein any one of surfaces of the junction box is formed with an opening for mounting of the switch and the switch is fixed directly to the opening of the junction box. With the ventilating fan according to the embodiments of the present invention, although a switch is disposed, the cost is not increased and the area of an air path is not narrowed, and the switch can also be conveniently operated. | 03-26-2015 |
20150086354 | VENTILATING FAN - The present invention provides a ventilating fan. In the ventilating fan, first and second flangings are extended outwards from vertical side edges and horizontal side edges of the air inlet of the adapter respectively, outer edges of the first flangings are firstly bent to form both side surface, and then edges of the both side surfaces are bent to form edge surfaces, and the first flangings, the side surfaces, and the edge surfaces confine open grooves; protrusions are disposed on an outer periphery of the air inlet, and a slot is formed between the protrusion and the first or the second flanging; and first folded sheets are extended outwards from both vertical side edges of the air outlet of the casing; and an edge of the air outlet of the frame abuts against and is clamped in the slot. | 03-26-2015 |