US Pat. No. 10,030,848

PARABOLIC LED LAMP

NINGBO YAMAO OPTOELECTRON...

1. A parabolic LED lamp, comprising:a lamp body, having a shape of rotational symmetry around a central axis;
a lamp base, covered and installed on one end of the lamp body;
an arc lens, installed on another end of the lamp body;
an LED light source, configured toward the arc lens; and
a drive, internally configured in the lamp body and connected to the lamp base and the LED light source;
wherein the parabolic LED lamp further comprises: a parabolic reflective cup, embedded and installed in the lamp body, and an opening of the parabolic reflective cup directly facing the arc lens; and the LED light source is installed in a bottom of the parabolic reflective cup;
wherein an inner wall of the arc lens is formed with a plurality of first lens areas and second lens areas spaced apart; the first lens areas uniformly distributed with a plurality of small hexagonal lenses with a same specification, the second lens areas uniformly distributed with a plurality of small rhombic lenses with a same specification; and
wherein the first lens areas and the second lens areas all extend spirally radially outward from a center of the arc lens.

US Pat. No. 10,103,464

CONNECTION STRUCTURE OF PLUG-IN POWER SUPPLY AND LIGHT SOURCE PLATE

NINGBO YAMAO OPTOELECTRON...

1. A connection structure of a plug-in power supply and a light source plate, comprising: a light source plate, a power supply and a connection structure, the connection structure connecting the power supply and the light source plate; the connection structure comprising a card slot and a card, and the card slot being fixedly soldered on the light source plate, and metal contacts being arranged in the card slot, the card being soldered on a power supply board of the power supply, circuits being arranged on the card, the circuits being provided with convex soldering tins, the card being matched with the card slot, the metal contacts being fixedly matched with the convex soldering tins;the connection structure comprises a single card slot or a plurality of card slots, and if the connection structure comprises a plurality of card slots, the card slots are arranged in the same direction;
each card slot is symmetrically arranged with two sets of metal contacts, and each set of metal contacts comprises two parallel metal contact strips; and
an exterior of each card slot is provided with a plurality of metal brackets, and each metal bracket is soldered on the light source plate.

US Pat. No. 10,090,447

LED LIGHT-EMITTING DEVICE

NINGBO YAMAO OPTOELECTRON...

1. An LED light-emitting device, comprising:a heat dissipation layer, for transferring the heat which is generated during operation of a circuit layer arranged in the LED light-emitting device to external environment of the LED light-emitting device, the heat dissipation layer being a metal substrate;
wherein, the circuit layer is arranged below the heat dissipation layer, and the circuit layer has a same shape with the heat dissipation layer;
the circuit layer further comprises:
a fixing layer for fixing the circuit layer below the heat dissipation layer, the fixing layer having a same shape with the heat dissipation layer;
a power source unit, arranged at a lower surface of the fixing layer, for supplying power to the LED light-emitting device;
at least one light-emitting unit, arranged at the lower surface of the fixing layer and electronically connected to the power source unit, for transforming electric energy provided by the power source unit into light energy so as to achieve light-emitting function of the LED light-emitting device; and
wherein an upper surface and a lower surface of the fixing layer are covered with a layer of white ink respectively, so that a function of light reflecting is achieved.

US Pat. No. 10,215,374

ANGLE-ADJUSTABLE LAMP

NINGBO YAMAO OPTOELECTRON...

1. An angle-adjustable lamp, comprising: a fixing socket, a fixing ring, a rotating ring and a lamp body, wherein,a middle part of the fixing socket is provided with a round lamp hole, an annular sheet-like protrusion is arranged on a rim of the lamp hole in the fixing socket, and a short edge of the protrusion faces towards a center of the lamp hole;
the rotating ring is arranged to be a circle, a cross-section shape of the rotating ring presents an “L” shape, and a vertical edge of the rotating ring faces towards the center of the rotating ring, the rotating ring is embedded inside the protrusion, and an outer wall of another vertical edge of the rotating ring attaches to an inner wall of a long edge of the protrusion, and a bottom surface of the rotating ring abuts against a top surface of a short edge of the protrusion;
the fixing ring is arranged to be an circular, a cross-section shape of the fixing ring presents a “J” shape, the fixing ring is sleeved reversely on a top of a long edge of the protrusion, and a bottom surface of a short edge of the fixing ring is arranged oppositely to a top surface of a vertical edge of the long edge of the rotating ring attached to the protrusion;
a wall of the lamp body is provided with two protruded blocks symmetrically, and both protruded blocks are movably connected to a vertical edge of the rotating ring which is not attached to the long edge of the protrusion.

US Pat. No. 10,148,915

LIGHTING SYSTEM WITH MONITORING AND ALARM FUNCTION

NINGBO YAMAO OPTOELECTRON...

1. A lighting system with monitoring and alarm function, comprising:a monitoring module, configured to collect monitoring data in a monitoring area;
an illuminating module, integrated with the monitoring module on a same device, and configured to provide lighting for the monitoring area;
a control module, connected to the monitoring module and the illuminating module respectively, and configured to receive and output the monitoring data and the illuminating information;
a cloud server, connected to the control module, and configured to store and transmit the monitoring data and the illuminating information;
a terminal equipment, controllably connected with cloud server in communication way, for receiving the monitoring data and the illuminating information; and the terminal equipment sending control instruction to the control module by the cloud server, so as to remotely control the operations of the monitoring module and the illuminating module;
a smoke detector, configured adjacent to the monitoring module and connected with the control module, for storing smog situation in the monitoring area and outputting a smog signal;
an infrared body sensor module, configured adjacent to the monitoring module and connected to the control module, for storing human activity in the monitoring area and outputting an active signal; and
an alarm module, connected to the control module;
wherein the control module output a trigger signal according to smog signals and/or active signals to trigger the alarm module to alarm; and
wherein the monitoring module comprises: a positioning unit, connected to the control mode; the positioning unit is configured to locate the position of the monitoring module and output a positional information; and the control module adjust a white balance of the monitoring module according to the location information;
wherein the monitoring method comprises:
STEP S1, launching the monitoring module to collect the monitoring data in monitoring area according to a preset time; detecting whether the brightness of the monitoring data is less than a preset threshold; if the data is less than the threshold, STEP S2 is performed;
STEP S2, launching an illuminating module, turn down the camera frame rate of the monitoring module;
STEP S3, adding a pure white background to the screen of the monitoring module, and turning the brightness of the screen to maximum;
STEP S4, after the acquisition of the monitoring data, removing the pure white background from the screen, and restoring the brightness of the screen and the camera frame rate of the monitoring module;
STEP S1 comprises:
STEP 101, reading the image data frames, returning from the camera of the monitoring module, from the memory of the monitoring module, and converting the image data frames into a bitmap;
STEP 102, adding R,G,B values of all pixel in the bitmap respectively, and dividing it by the amount of all pixels to get the average R value, average G value, and the average B value of the bitmap; or adding R,G,B values of the sampling pixels in the bitmap respectively, and divide it by the amount of the sampling pixels and get the average R value, average G value, and the average B value of the bitmap;
STEP 103, use the weighted average method for the average R value, average G value, and the average B value of the bitmap and get the average brightness of the bitmap;
STEP 104, comparing the average brightness of the bitmap with the preset threshold; if the average brightness is less than the preset threshold, it indicates that the brightness of the image is low.

US Pat. No. 10,236,644

BUCKLE-TYPE LAMP HOLDER

NINGBO YAMAO OPTOELECTRON...

1. A buckle-type lamp holder, comprising:a lamp connector and a power input connector, wherein the lamp connector is arranged correspondingly to the power input connector, one end of the lamp connector close to the power input connector is arranged in a column shape, a top end of the lamp connector is symmetrically arranged with two metal connectors, both the two metal connectors are arranged along an axial direction of the lamp connector, one end of the power input connector close to the lamp connector is arranged with a protective groove, a groove bottom of the protective groove is arranged with two centrosymmetric electric grooves, the electric groove is arranged in an arc shape, a distance between the two electric grooves is equal to a distance between the two metal connectors, and the two metal connectors can be inserted into the two electric grooves and rotate along the arc shape of the electric groove;
wherein a longitudinal cross section of the electric groove is arranged in a “?” shape, and a groove width of one end of the electric groove away from the lamp connector is larger than a groove width of another end of the electric groove close to the lamp connector; wherein a front end of each electric groove is arranged with a circular hole, two circular holes are arranged centrosymmetricly, and the inner diameter of the circular hole equals to the groove width of the end of the electric groove away from the lamp connector; wherein a region of each the electric groove with the wide groove width is arranged with a metal contact sheet arranged in a region of the electric groove which is not the circular hole region; wherein the metal contact sheet is an elastic member, the elastic member is connected to a safety device, and to the power input through the safety device.

US Pat. No. 10,288,273

WIRE CLAMPING-TYPE CONNECTION STRUCTURE BETWEEN POWER SUPPLY AND LIGHT SOURCE BOARD

NINGBO YAMAO OPTOELECTRON...

1. A wire clamping-type connection structure between a power supply and a light source board, comprising: a light source board, a power supply, wires and wire clamping grooves, the light source board is disposed opposite to the power source, and each one of power supply input points on the light source board is welded with one of the wire clamping grooves, one of the wires on the power supply is arranged on the one of the wire clamping grooves through the light source board, and the wires connects the power supply to the light source board;wherein the one of the wire clamping grooves has a side profile having a “U” shape, and a bottom of each one of the wire clamping grooves is welded to one of the power supply input points of the light source board; and
wherein both side walls of each one of the wire clamping grooves is in the shape of Chinese character “”, and in middle of each of the side walls of each of the wire clamping grooves is provided with a sub wire clamping groove.

US Pat. No. 10,281,089

FIXING DEVICE AND LED BULB

NINGBO YAMAO OPTOELECTRON...

1. A fixing device, comprising:a structural member, wherein the structural member is a cylindrical structure, a first screw thread is provided on an outer peripheral surface of the cylindrical structure and the structural member is configured to match with a connector of an light emitting diode (LED) lamp fixture, a top of the structural member is open, and a through hole configured to allow a wire to pass through, and a threaded hole configured to install a heat dissipation member are provided at a bottom of the structural member;
a fixing ring, wherein the fixing ring is a ring-shaped structure, and an inner wall of the ring-shaped structure is provided with a second screw thread matching with the first screw thread, and the fixing ring is configured to be sleeved on an outer peripheral surface of the structural member, to screw the structural member into the connector of the LED lamp fixture;
a heat dissipation member, wherein the heat dissipation member is fixed inside the structural member, and is a cylindrical structure matching with an inner wall of the structural member, and is fixed to the structural member by a fastener, wherein the fastener for fixing the structural member and the heat dissipation member is inserted in the threaded hole; and
a fixing plate, wherein the fixing plate matches with the bottom of the structural member, and is fixed to an outside of the structural member, and the fastener passes through the fixing plate, the structural member and the heat dissipation member in the listed sequence.