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Welcome to Big SUN JU website!The present invention relates to a computer cooling fan with no backflow and low noise.The disadvantage of the fan in the prior art is that the fan is vertically reflowed, which is easy to generate larger noise and the life of the fan is shortened. The invention comprises a computer shell. having first and second air inlet portions located at the bottom of the computer housing and…
Nov 21, 2018As we all know, 3D printing has brought about a worldwide manufacturing revolution.In the past, the design of components was entirely dependent on whether the production process can be realized.The appearance of 3D printers will subvert this production idea, which makes enterprises no longer consider the production process when producing components.…
Nov 20, 2018The relay interface circuit of the computer PWM fan uses the established drive circuit and socket of the hardware monitoring circuit pulse width modulation ( PWM ) fan on the computer motherboard, and connects the working power of the PWM fan socket on the computer motherboard with the input ( control ) loop of the relay to…
Nov 19, 2018Today, one of the most common choices consumers need to make about the transmission system is to choose a manual or automatic transmission. Drivers are more likely to choose manual transmissions, but automatic transmissions are increasingly popular because of their convenience. The automatic transmission is one…
Nov 16, 2018The dustproof computer fan comprises a fan shell, a rotor, a stator, a fan seat, a rotating shaft and a circuit board, wherein fan blades are arranged outside the fan shell, a mirror base is arranged at the top of the fan shell, the stator is fixedly connected inside the fan shell, and the fan seat is connected at the bottom of the fan shell…
Nov 15, 2018I am a member of Taiwans big family of three AC cooling fans.My name is SJ 1225. The following are my relevant parameters:foot inch:120 x 120 x 25 mm frame:aluminum ADC-12 bearing:oil bearing double ball bearing electric pressure:AC 110 v, 220 v, 380 v, 44…
Nov 14, 2018This is a computer heat dissipation rack with a hidden fan, including a storage rack and a heat dissipation plate, wherein a induction lamp is arranged above the inner wall of the storage rack, the surface of one side of the storage rack is rotationally connected with a sound through a rotating shaft, and a USB interface is arranged at one side of the sound, and the storage rack…
Nov 13, 2018This is an automatic adjusting device capable of reducing computer fan noise, which is provided with a circuit board containing a fan control circuit so that the circuit board can be vertically inserted behind a power transistor heat sink on a computer power supply and a preset thermistor is placed in…
Nov 12, 2018