Xiamen Pvtech Co., Ltd.

Shinegrow (Xiamen) Lighting Technology Co., Ltd.

Xiamen Pvtech Corporation Limited

Xiamen Pviech Co., Ltd.

Fuxing Lu

Rongtu Liu

Sishan Liao

Liangliang Cao

Sijia Wang

Chun Ming Liu

Xiaoping Lan

Zhirong Lin

Honggang Sun

Weibiao Zhong

Haibo Hong

Ruicha Lai

Hao Ye

Minghua Cai

Longyin Chen

Huibao Luo

Zehu Dai

Guohua Zhou

Dasheng Li

Minghui Qiu

Jinsheng Li

Ronghui Wang

Bohao Zhang

Wangan Luo

Guiqin Lin

Yu Xiao

An automatic dimming plant growth lighting system having environment detecting function includes a processing module, a plurality of lighting modules, a dimming module and an environmental information collecting module. The processing module receives a plant growth information, and generates a target illumination range and a target chroma range according to the plant growth information. The dimming module is connected to the processing module and the lighting modules. The environmental information collecting module detects an environmental information including a current chroma and a current illumination. The processing module controls the dimming module to adjust the lighting modules in order to change the current illumination and the current chroma, such that the current illumination is within the target illumination range and the current chroma is within the target chroma range.

Automatic dimming plant growth lighting system having environment detecting function

A lighting device having hormonic suppressing function includes an input module, hormonic suppressing module, a rectifying module, a filtering module, a voltage converting module and a light source module. The hormonic suppressing module is connected to the input module, and includes an inductor a capacitor and a thermistor. The rectifying module is connected to the hormonic suppressing module. The filtering module is connected to the rectifying module. The voltage converting module is connected to the filtering module. The light source module is connected to the voltage converting module. The hormonic suppressing module is disposed between the input module and the rectifying module.

Lighting device having harmonic suppressing function

Panel light

Explosion-proof lamp

A lamp with hybrid connector is provided, which includes a lamp tube and two lamp caps. The lamp caps are disposed at the two ends of the lamp tube respectively. Each of the lamp caps includes an end surface, two first connection structures and two second connection structure. The end surface has a central point. The first connection structures are disposed on the end surface and are arranged to be symmetrical, about the central point, to each other. The second connection structures are corresponding to the first connection structures. The second connection structures are disposed on the end surface and are arranged to be symmetrical, about the central point, to each other. Since each of the lamp caps has a symmetrical connection structure, any one of the two ends of the lamp tube can be connected to another lamp tube in series.

Lamp with hybrid connector and lamp assembly having the same

A lighting device includes a rectifying circuit, first filtering capacitor, resistor element, transient current suppressing circuit and voltage divider circuit. The two ends of the first filtering capacitor are connected to a first node and second node respectively. The two ends of the resistor element are connected to the second node and third node respectively. The transient current suppressing circuit includes a switch and first adjusting capacitor. The three ends of the switch are connected to a fourth node, second node and third node respectively. The two ends of the first adjusting capacitor are connected to the second node and fourth node respectively. The two ends of the voltage divider circuit are connected to the first node and fourth node respectively. The first node, third node and second node are connected to the first and second output ends of the rectifying circuit and grounding point respectively.

Lighting device having transient current suppressing function

A lighting parameter touch control panel includes a touch board and a touch point calculator. The touch board includes a plurality of first touch points and a plurality of second touch points disposed on the substrate and arranged in a staggered manner. The first touch points are not adjacent to each other and the second touch points are not adjacent to each other. The touch point calculator is connected to the touch board. The first touch point and the second touch point in a touch area, of the touch board, touched by a target object and the target object form a conducting loop to generate a touch signal. The touch point calculator calculates the quantity of the first touch point and the second touch point in the conducting loop according to the touch signal so as to generate a calculating signal.

Lighting parameter touch control panel

Lighting device controller

Downlight

An LED lighting device includes a power supplier, a light cover and a circuit board. The circuit board is disposed in the light cover. The circuit board has a protective layer disposed thereon and a plurality of light sources. The circuit board has a front soldering section, a rear soldering section and a circuit section. The light sources are disposed on the circuit section and electrically connected to the circuit section. The protective layer includes an opening and two coated layers. The opening includes a front section, a rear section and a connecting section. The coated layers are disposed on the two sides of the connecting section respectively. The light sources are within the connecting section. The inner space of the light cover serves as an optical zone, such that the optical zone covers the front soldering section and the rear soldering section.

LED lighting device

An industrial lighting device having sensing function is provided, which includes a driving module, a light-emitting module and a sensing module. The driving module includes a driving box and a driving box cover connected to each other. The driving box includes a circuit board and a sensing module connecting sheet disposed on the circuit board. The driving box cover has a sensing module installation hole. The light-emitting module has a driving module installation hole. The driving box cover passes through the driving module installation hole to fix the driving module at the light-emitting module. The sensing module is detachably disposed in the sensing module installation hole and contacts the sensing module connecting sheet so as to electrically connect to the circuit board.

Industrial lighting device having sensing function

A dimming system includes an AC source connector, a lighting device and a wall switch. The lighting device includes a rectifying circuit, a constant current circuit, a control circuit and a light source. The input end of the rectifying circuit is connected to the output end of the AC source connector. The output end of the rectifying circuit is connected to the constant current circuit. The control circuit is connected to the rectifying circuit and the constant current circuit. The constant current circuit is connected to the light source. The wall switch includes a measuring circuit. An external power source is connected to the input end of the AC source connector via the wall switch. The control circuit keeps detecting the measured value of the measuring circuit and generates a dimming signal according to the number of the times of detecting the measured value during a predetermined time period.

High compatibility dimming system

Working lamp

An emergency lighting device includes a rechargeable battery module, a charging control module, a processing module and an indicator module. The charging control module is connected to the rechargeable battery module, and has a first monitoring point and a second monitoring point. A first monitoring resistor is disposed between the first monitoring point and the positive electrode of the rechargeable battery module. The second monitoring resistor is disposed between the first and second monitoring points. The processing module is connected to the charging control module, and has a first monitoring pin and a second monitoring pin used to detect the first voltage of the first monitoring point and the second voltage of the second monitoring point respectively to perform a battery level calculating mode and obtain the estimated battery level. The processing module controls the indicator module to perform a light-emitting mode according to the estimated battery level.

Emergency lighting device having battery level indicating function

A lighting device protection circuit includes an input module, a rectifying module, a driving module and a varistor. The input module includes a positive electrode input end and a negative electrode input end. The rectifying module has a first end, a second end, a third end and a fourth end; the first end, the second end and the third end are connected to the positive electrode input end, a first node and the negative electrode input end respectively. The first node is connected to a grounding point. The driving module has a first pin, a second pin, a third pin and a fourth pin, which are connected to the fourth end, the first node, a second node and the positive electrode of a LED module respectively. The second node is connected to the negative electrode of the LED module. The varistor is connected to the LED module in series.

Lighting device protection circuit having high voltage endurance ability

Growing community of inventors

Fujian, China

Fuxing Lu