49results about How to "Play the effect of repelling mosquitoes" patented technology

The invention provides a lifting furniture device used for a small apartment type house. The lifting furniture device comprises a bed body, a rectangular groove is formed in the top face of the bed body, a plurality of scissors-fork type mechanisms are hinged to the bottom face of the rectangular groove, a bed board parallel to the top face of the rectangular groove is arranged in the rectangulargroove, and the bed board and the scissors-fork type mechanisms are hinged. Two longitudinal first rotary shafts are arranged on one side on the upper portion of the bed body, gears on the two first rotary shafts are meshed with each other, and transverse second rotary shafts are arranged on the front side and the rear side on the upper portion of the bed body respectively. It can be achieved thatspace is effectively utilized, a user does not need to move away other furniture below the bed body, it is achieved that the bed body ascends and descends through a motor, and the user cannot place the furniture higher than 80 centimeters below the bed body. When people are at rest, an anti-mosquito effect can be achieved, in summer, wind from a fan or an air conditioner can be blocked, and the situation that the wind from the fan or the air conditioner is directly blown to the user, so that the user does not feels well is avoided. The lifting furniture device can be used as a cot bed to be used in a theme hotel, residents in the hotel can obtain novel residential experience, the curiosities of people are easily seized, and the occupancy rate of the hotel is increased.

The invention provides a roller shutter door and window, which is characterized in that each shutter blade is of a structure provided with U-shaped clamp openings at the two ends; the top of each shutter blade is provided with an upper hook body; the upper part of each shutter blade is provided with an upper rotating part; each curtain blade is of an arc-shaped structure; the top end of each curtain blade is provided with a lower rotating part; each upper rotating part is matched with the corresponding lower rotating part; an upper clamp groove and a lower clamp groove are formed in the inner surface of each curtain blade; the middle part of each curtain blade is provided with a plurality of sieve screen-shaped through holes; the middle part of each lower clamp groove is provided with a sound absorption rubber strip; the upper end and the lower end of each end clamp are provided with projected parts; each end clamp is matched with the upper clamp groove and the lower clamp groove which are formed in the corresponding curtain blade through the projected parts; the projected part of the lower end of each end clamp is matched with the corresponding lower clamp groove and just reaches the position of the corresponding sound absorption rubber strip; and the bottom of each curtain blade is provided with a lower hook body. The requirements of an inhabitant can be comprehensively met; by combining a main body with the shutter blades, the regulation can be effectively performed according to the requirements of the inhabitant; the ventilation effect is achieved, and meanwhile, a good insect prevention effect is achieved; and a prying-resistant function, a anticollision function, a sound absorption function and a convenient-to-repair function are also added.