CN202708674U

CN202708674U - Light-emitting diode (LED) bulb provided with photoresistor

Info

Publication number: CN202708674U
Application number: CN2012202734557U
Authority: CN
Inventors: 文大承; 文相弼
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-06-11
Filing date: 2012-06-11
Publication date: 2013-01-30
Anticipated expiration: 2022-06-11

Abstract

The utility model relates to a light-emitting diode (LED) bulb provided with a photoresistor. The LED bulb comprises a lamp cup, a bearing plate arranged in a concave cavity at the mouth end of the lamp cup, an aluminum substrate provided with the LED bulb and arranged on the bearing plate in folded mode, a support sleeved on the aluminum substrate, an induction hood buckled on a port of the support, a lamp hood connected in buckled mode with one end of the lamp cup, an electrical appliance box fixedly arranged at the other end of the lamp cup, and a threaded head connected with the electrical appliance box through threads, wherein the support, the bearing plate and the aluminum substrate are provided with through holes with the same axis as the electrical appliance box, the inner wall of the electrical appliance box is provided with a slot along the longitudinal direction, a printed circuit board (PCB) plate respectively passing through the through holes of the support, the bearing plate and the aluminum substrate is embedded in the slot, a supporting plate is vertically arranged on the PCB plate located in the joint position of the support and the induction hood, and an induction head and the photoresistor controlling the induction head to be communicated in dark are arranged on the supporting plate. The LED bulb provided with the photoresistor can automatically adjust the radiance according to the radiance of outside light.

Description

LED bulb with photo resistance

Technical field

The utility model relates to a kind of LED bulb with photo resistance.

Background technology

CN200820166264.4 has announced a kind of " with the LED columnar lamp of photo resistance ", its purpose provide a kind of can be according to the strong and weak control of light lamp switch, and have the LED columnar lamp with photo resistance simple in structure, easily manufactured and that cost is low.This technical scheme: described LED columnar lamp with photo resistance, the column lamp bracket that comprises, rear end at the column lamp bracket is connected with lamp holder, the LED bulb pearl of circumferential arrangement is installed at the outer surface of column lamp bracket, front end face at the column lamp bracket is equipped with photo resistance, and described LED bulb pearl and photo resistance are connected with respective contacts on the lamp holder by wire.Its weak point is: this lamp when the light fixture below does not have the personnel activity, that is to say that when actual environment did not need light, it also can keep lighting lamp state, had so just caused unnecessary energy waste as long as will turn on light when light is weak.

The utility model content

The purpose of this utility model provides the LED bulb with photo resistance that a kind of power according to extraneous light is regulated the brightness of LED bulb light automatically.

Technical solution of the present utility model is described LED bulb with photo resistance, comprise Lamp cup, the board that lamp cup-mouth end cavity arranges, be stacked on the board aluminium base with the LED bulb, be sleeved on the support on the aluminium base, the induction head-shield of spiral-lock on the support port, and the lampshade that is connected with an end buckle of Lamp cup, the electrical appliance kit that sets firmly with the other end of Lamp cup, the spiral shell head that is threaded with electrical appliance kit, its special character is: described support, board, offer the perforation with the electrical appliance kit coaxial line on the aluminium base, the electrical appliance kit inwall longitudinally offers slot, setting-in passes respectively described support in the described slot, board, the pcb board of aluminium base perforation, pcb board is positioned at support and the vertical support plate that is provided with in induction position, head-shield joint portion, and described support plate is provided with inductive head and controls the photo resistance of described inductive head conducting when dark; When light was bright, the resistance of photo resistance was little, and the 220V alternating voltage is little through the voltage of unidirectional pulse DC voltage after dividing potential drop behind the rectifier rectification, the voltage that is added to the thyristor control utmost point is also little, at this moment IGCT can not conducting, so the loop no current of LED bulb, the LED bulb does not work; When light dark, when someone enters with the induction range of the LED bulb of photo resistance, inductive head is collected human body infrared movable signal, by the circuit on the pcb board of installing in the electrical appliance kit this signal is amplified, trigger the controllable silicon in the lamp body, at this moment, the resistance of photo resistance is large, voltage after the dividing potential drop is also large, the voltage that is added to the thyristor control utmost point is large, and at this moment IGCT enters conducting state, and the loop of LED bulb has electric current to flow through, connect the LED power supply, the LED bulb is bright, and at this moment the LED bulb enters the time-delay state, reaches behind the setting-up time time-delay and finishes the LED bulb and go out, again enter holding state, work so moves in circles; If someone moves in LED bulb induction range always, after inductive head received the human body infrared movable signal always, the LED bulb just can enter the time-delay state, reached the setting-up time back light and just can enter holding state.

As preferably: described aluminium base is by uniform LED bulb forms on the positioning convex of spiral-lock in lamp cup-mouth end cavity side walls caulking groove, the Circular Plate along radially being convexly equipped with along being arranged with locating slot for the protruding button setting-in of support, Circular Plate circumferential periphery along Circular Plate respectively with the Circular Plate of central hole, punching edge.

As preferably: radially also convex with on the lug of the some screws that penetrate for screw that radially evenly are convexly equipped with on the ring muscle that radially is convexly equipped with on the excircle of described support by a cylinder, contiguous cylinder bottom, the ring muscle, the ring muscle with adaptive protruding button of support locating slot and form.

Another technical solution of the present utility model is described LED bulb with photo resistance, comprise Lamp cup, the board that lamp cup-mouth end cavity arranges, be stacked on the board aluminium base with the LED bulb, be sleeved on the support on the aluminium base, the induction head-shield of spiral-lock on the support port, and the lampshade that is connected with an end buckle of Lamp cup, the electrical appliance kit that sets firmly with the other end of Lamp cup, the spiral shell head that is threaded with electrical appliance kit, its special character is: described support, board, offer the perforation with the electrical appliance kit coaxial line on the aluminium base, the electrical appliance kit inwall longitudinally offers slot, setting-in passes respectively described support in the described slot, board, the pcb board of aluminium base perforation, pcb board is positioned at support and the vertical support plate that is provided with in induction position, head-shield joint portion, and described support plate is provided with inductive head and controls the photo resistance of described inductive head conducting when dark; When light was bright, the resistance of photo resistance was little, and the 220V alternating voltage is little through the voltage of unidirectional pulse DC voltage after dividing potential drop behind the rectifier rectification, the voltage that is added to the thyristor control utmost point is also little, at this moment IGCT can not conducting, so the loop no current of LED bulb, the LED bulb does not work; When light dark, when someone enters with the induction range of the LED bulb of photo resistance, inductive head is collected human body infrared movable signal, by the circuit on the pcb board of installing in the electrical appliance kit this signal is amplified, trigger the controllable silicon in the lamp body, at this moment, the resistance of photo resistance is large, voltage after the dividing potential drop is also large, the voltage that is added to the thyristor control utmost point is large, and at this moment IGCT enters conducting state, and the loop of LED bulb has electric current to flow through, connect the LED power supply, the LED bulb is bright, and at this moment the LED bulb enters the time-delay state, reaches behind the setting-up time time-delay and finishes the LED bulb and go out, again enter holding state, work so moves in circles; If someone moves in LED bulb induction range always, after inductive head received the human body infrared movable signal always, the LED bulb just can enter the time-delay state, reached the setting-up time back light and just can enter holding state; Described aluminium base is by uniform LED bulb forms on the positioning convex of spiral-lock in lamp cup-mouth end cavity side walls caulking groove, the Circular Plate along radially being convexly equipped with along being arranged with locating slot for the protruding button setting-in of support, Circular Plate circumferential periphery along Circular Plate respectively with the Circular Plate of central hole, punching edge; Radially also convex with on the lug of the some screws that penetrate for screw that radially evenly are convexly equipped with on the ring muscle that radially is convexly equipped with on the excircle of described support by a cylinder, contiguous cylinder bottom, the ring muscle, the ring muscle with adaptive protruding button of support locating slot and form.

Compared with prior art, advantage of the present utility model:

1, this can combine according to the power of extraneous light and human body infrared induction with the LED bulb of photo resistance and automatically regulate the LED lamplight brightness, thereby energy-saving effect is obvious.

2, this can combine according to the power of extraneous light and human body infrared induction with the LED bulb of photo resistance and automatically regulate the LED lamplight brightness, need not personnel operation, and the user uses more convenient.

Description of drawings

Fig. 1 is the STRUCTURE DECOMPOSITION schematic diagram of the LED bulb of the utility model band photo resistance.

Fig. 2 is the Standard schematic diagram of the LED bulb of the utility model band photo resistance.

The specific embodiment

The utility model is described in further detail below in conjunction with accompanying drawing:

See also shown in the accompanying drawing, in the present embodiment, described LED bulb with photo resistance, comprise Lamp cup 1, Lamp cup 1 is taper, its shell wall is provided with some radiating fins 12, the board 11 that 1 mouthful of end of Lamp cup cavity arranges, be stacked on the board 11 aluminium base 2 with LED bulb 21, be sleeved on the support 3 on the aluminium base 2, the induction head-shield 41 of spiral-lock on support 3 ports, and the lampshade 5 that is connected with an end buckle of Lamp cup 1, the electrical appliance kit 6 that sets firmly with the other end of Lamp cup 1, the spiral shell head 61 that is threaded with electrical appliance kit 6, described support 3, board 11, offer the perforation with electrical appliance kit 6 coaxial lines on the aluminium base 2, electrical appliance kit 6 inwalls longitudinally offer the slot (not shown), and setting-in passes respectively described support 3 in the described slot, board 11, the pcb board 7 of aluminium base 2 perforation, pcb board 7 is positioned at support 3 and the vertical support plate 71 that is provided with in induction position, head-shield 41 joint portion, and described support plate 71 is provided with inductive head 42 and controls the photo resistance 43 of described inductive head 42 conducting when dark.

In the present embodiment, uniform LED bulb 21 forms described aluminium base 2 on the positioning convex 25 of spiral-lock in 1 mouthful of end of Lamp cup cavity side walls caulking groove (not shown), the Circular Plate 22 along radially being convexly equipped with by being arranged with locating slot 24 for protruding button 34 setting-ins of support, Circular Plate 22 circumferential peripheries along Circular Plate respectively with the Circular Plate 22 of central hole 23, perforation 23 edges.

In the present embodiment, radially also convex with on the lug 33 of the some screws 331 that penetrate for screws 35 that radially evenly are convexly equipped with on the ring muscle 32 that radially is convexly equipped with on the excircle of described support 3 by a cylinder 31, contiguous cylinder 31 bottoms, the ring muscle 32, the ring muscle 32 and buckle 34 with adaptive protruding of support locating slot 24 and form.

When light is bright, the resistance of photo resistance 43 is little, unidirectional pulse DC voltage the voltage through dividing potential drop after of 220V alternating voltage after the rectification of rectifier (not shown) is little, the voltage that is added to the IGCT (not shown) control utmost point is also little, at this moment IGCT can not conducting, so the loop no current of LED bulb 21, LED bulb 21 does not work; When light dark, when someone enters with the induction range of the LED bulb of photo resistance, inductive head 42 is collected human body infrared movable signal, by the circuit (not shown) on the pcb board 7 of electrical appliance kit 6 interior installations this signal is amplified, trigger the controllable silicon (not shown) in the LED bulb, at this moment, the resistance of photo resistance 43 is large, voltage after the dividing potential drop is also large, the voltage that is added to the thyristor control utmost point is large, and at this moment IGCT enters conducting state, and the loop of LED bulb 21 has electric current to flow through, connect the LED power supply, LED bulb 21 is bright, and at this moment LED bulb 21 tools enter the time-delay state, reaches behind the setting-up time time-delay and finishes LED bulb 21 and go out, again enter holding state, work so moves in circles; If someone moves in LED bulb 21 induction ranges always, after inductive head 42 received the human body infrared movable signal always, LED bulb 21 just can enter the time-delay state, reached the setting-up time back light and just can enter holding state.

The above only is preferred embodiment of the present utility model, and all equalizations of doing according to the utility model claim scope change and modify, and all should belong to the covering scope of the utility model claim.

Claims

1. LED bulb with photo resistance, comprise Lamp cup, the board that lamp cup-mouth end cavity arranges, be stacked on the board aluminium base with the LED bulb, be sleeved on the support on the aluminium base, the induction head-shield of spiral-lock on the support port, and the lampshade that is connected with an end buckle of Lamp cup, the electrical appliance kit that sets firmly with the other end of Lamp cup, the spiral shell head that is threaded with electrical appliance kit, it is characterized in that: described support, board, offer the perforation with the electrical appliance kit coaxial line on the aluminium base, the electrical appliance kit inwall longitudinally offers slot, setting-in passes respectively described support in the described slot, board, the pcb board of aluminium base perforation, pcb board is positioned at support and the vertical support plate that is provided with in induction position, head-shield joint portion, and described support plate is provided with inductive head and controls the photo resistance of described inductive head conducting when dark.

2. described LED bulb with photo resistance according to claim 1 is characterized in that: described aluminium base is by uniform LED bulb forms on the positioning convex of spiral-lock in lamp cup-mouth end cavity side walls caulking groove, the Circular Plate along radially being convexly equipped with along being arranged with locating slot for the protruding button setting-in of support, Circular Plate circumferential periphery along Circular Plate respectively with the Circular Plate of central hole, punching edge.

3. described LED bulb with photo resistance according to claim 1 is characterized in that: radially also convex with on the lug of the some screws that penetrate for screw that radially evenly are convexly equipped with on the ring muscle that radially is convexly equipped with on the excircle of described support by a cylinder, contiguous cylinder bottom, the ring muscle, the ring muscle with adaptive protruding button of support locating slot and form.

4. LED bulb with photo resistance, comprise Lamp cup, the board that lamp cup-mouth end cavity arranges, be stacked on the board aluminium base with the LED bulb, be sleeved on the support on the aluminium base, the induction head-shield of spiral-lock on the support port, and the lampshade that is connected with an end buckle of Lamp cup, the electrical appliance kit that sets firmly with the other end of Lamp cup, the spiral shell head that is threaded with electrical appliance kit, it is characterized in that: described support, board, offer the perforation with the electrical appliance kit coaxial line on the aluminium base, the electrical appliance kit inwall longitudinally offers slot, setting-in passes respectively described support in the described slot, board, the pcb board of aluminium base perforation, pcb board is positioned at support and the vertical support plate that is provided with in induction position, head-shield joint portion, and described support plate is provided with inductive head and controls the photo resistance of described inductive head conducting when dark;

Described aluminium base is by uniform LED bulb forms on the positioning convex of spiral-lock in lamp cup-mouth end cavity side walls caulking groove, the Circular Plate along radially being convexly equipped with along being arranged with locating slot for the protruding button setting-in of support, Circular Plate circumferential periphery along Circular Plate respectively with the Circular Plate of central hole, punching edge;

Radially also convex with on the lug of the some screws that penetrate for screw that radially evenly are convexly equipped with on the ring muscle that radially is convexly equipped with on the excircle of described support by a cylinder, contiguous cylinder bottom, the ring muscle, the ring muscle with adaptive protruding button of support locating slot and form.