CN209562871U - Projecting Lamp - Google Patents

Abstract

The utility model relates to Projecting Lamps, it includes lamp body, white light source and warm light source are provided in lamp body, light intensity sensor is set on lamp body, human body sensor is provided on lamp body, comparison circuit is coupled on light intensity sensor, comparison circuit is coupled with first control circuit, first control circuit controls white light source opening and closing, first control circuit is coupled with default delay time and to receive first control signal, and form the delay circuit of time delayed signal, delay circuit is coupled with reception delay signal, and form the second control circuit of second control signal, second control circuit controls white light source and closes and the unlatching of warm light source, human body sensor is coupled with to receive human testing signal, and form the third control circuit of third control signal, third control circuit controls the opening and closing of warm light source.The utility model have automatically control white light source starting, delays time to control warm light source starting, nobody when close warm light source, save lamp body power consumption, have energy-saving and environment-friendly effect.

Description

Projecting Lamp

Technical field

The utility model relates to the technical fields of lamps and lanterns, more particularly, to Projecting Lamp.

Background technique

Currently, Projecting Lamp, makes the lamps and lanterns of the projecting environment of illumination on specified face to be illuminated, also known as floodlight.Usually, it Any direction can be aimed at, and has the structure that climate condition does not influence.It is mainly used for large area operation field mine, building wheel Exterior feature, stadium, viaduct, monument, park and flower bed etc..

Application No. is the Chinese patents of CN107781766A to disclose Projecting Lamp 10 at present, comprising: bracket 11, pedestal 12, LED light 13, reflector 14, cooling fin 15 and lens 16；Wherein, the pedestal 12 is located on the bracket 11；The LED light 13 Positioned at 12 upper surface of pedestal；The reflector 14 is respectively positioned on 12 upper surface of pedestal with the cooling fin 15 and successively sets It is placed in the outside of the LED light 13；The lens 16 are located at 14 top of reflector.

Prior art among the above has the following deficiencies: since Projecting Lamp is mainly used in public arena, due to throwing Light lamp uses always from daytime to the late into the night, and consumption electricity is larger, is unfavorable for energy conservation and environmental protection.

Utility model content

The purpose of the utility model is to provide Projecting Lamps, have and open and close Projecting Lamp according to illumination and personnel, and specific aim is lighted Energy conservation and environmental protection.

The above-mentioned purpose of utility model of the utility model has the technical scheme that

Projecting Lamp, including lamp body are provided with white light source and warm light source in the lamp body, setting on the lamp body, for examining It surveys intensity of illumination and forms the light intensity sensor of light-intensity test signal, be provided on the lamp body, for detecting the lamp body week It is with no personnel and forms the human body sensor of human testing signal, default light intensity base is coupled on the light intensity sensor Quasi- value and to receive light-intensity test signal and form the comparison circuit of comparison signal, the comparison circuit is coupled with to receive ratio Compared with signal and form the first control circuit of first control signal, the first control circuit control white light source opening and closing, described the One control circuit is coupled with default delay time and to receive first control signal and form the delay circuit of time delayed signal, institute State the second control circuit that delay circuit is coupled with reception delay signal and forms second control signal, second control Circuit control white light source is closed to be opened with warm light source, and the human body sensor is coupled with to receive human testing signal, simultaneously Form the third control circuit of third control signal, third control circuit control warm light source opening and closing.

By using above-mentioned technical proposal, when light intensity is lower than light intensity a reference value, first control circuit controls white light source point It is bright, thus when Projecting Lamp light saving manpower automatically, then after through delay circuit preset delay time, the second control electricity Road control white light extinguishes warm light lamp and lights, so that the light pollution for slowing down city also protects the eyes of the people at lamp body, works as lamp body When locating all nobody, third control circuit controls warm light lamp and extinguishes, to save the use electricity of lamp body, saves the use of lamp body Electricity saves environmental protection.

The utility model is further arranged to: the comparison circuit includes: comparator, first resistor and the first rheostat, The first resistor is connected with the first rheostat, and the other end of the first resistor is coupled to power supply, and described first is rheostatic Other end ground connection；The non-inverting input terminal of the comparator is coupled between first rheostat and first resistor；The comparison The inverting input terminal of device is coupled to light intensity sensor.

By using above-mentioned technical proposal, the first rheostatic resistance value is adjusted according to light intensity a reference value, to make to compare The voltage value of device non-inverting input terminal can need to light lamp body according to local light intensity and adjust, when the voltage of comparator non-inverting input terminal When value is higher than the voltage value of inverting input terminal, comparator exports high level, so that it is simple so that circuit is compared realization.

The utility model is further arranged to: the first control circuit includes: the first triode and the first relay, institute The base stage for stating the first triode is coupled to the output end of comparator；The collector of first triode is coupled to the first relay Coil after connect power supply；First normally opened contact of first relay is coupled to the current supply circuit of white light source；Described first Second normally opened contact of relay is coupled to the current supply circuit of delay circuit；The emitter of first triode is grounded.

By using above-mentioned technical proposal, after comparator exports high level, the first triode ON is to the first relay The first normally opened contact closure of first relay after the coil of device is powered, then white light source is lighted, while the second of the first relay Normally opened contact closure, then delay circuit starting start timing, to make white light light saving manpower automatically, and delay circuit controls Starting is simple.

The utility model is further arranged to: the delay circuit is 555 delay circuits.

By using above-mentioned technical proposal, delay circuit is 555 delay circuits, on the one hand since 555 chip costs are low, from And the cost of entire delay circuit is reduced, on the other hand 555 delay circuits realize that delay is simple, easy to operate.

The utility model is further arranged to: the second control circuit includes: the second triode and the second relay, institute The base stage for stating the second triode is coupled to the output end of 555 delay circuit；The collector of second triode is coupled to Power supply is connected after the coil of second relay；The normally-closed contact of second relay is coupled to the current supply circuit of white light source；Institute The normally opened contact for stating the second relay is coupled to the current supply circuit in warm light source；The emitter of second triode is grounded.

By using above-mentioned technical proposal, high level is exported after 555 delay circuits reach delay time, then the two or three pole Pipe conducting, so that the normally-closed contact of the second relay disconnects, so that white light source extinguishes, then the normally opened contact of the second relay is closed It closes, light source igniting is warmed up, so that human eye can be protected at dead of night by also adjusting lamp body surround light light while saving the power consumption of lamp body It is stimulated.

The utility model is further arranged to: the third control circuit includes: third transistor and third relay, The base stage of the third transistor is coupled to human body sensor；The collector of the third transistor is coupled to third relay It is grounded after the coil of device；The normally-closed contact of the third relay is coupled to the current supply circuit in warm light source；The third transistor Emitter connect power supply.

Low level is exported, then when human body sensor detection does not detect people by using above-mentioned technical proposal It is connected after third transistor access high level, the normally-closed contact of third relay disconnects, so that the closing of warm light source is controlled, to save Save the power supply volume of lamp body.

The utility model is further arranged to: offering the first thread groove, and the light intensity sensor at the top of the lamp body On be provided with the first threaded post that screw thread is installed on first thread groove, the surface lower end of the lamp body offers the second screw thread Slot is provided with the second threaded post that screw thread is installed on second thread groove on the human body sensor.

By using above-mentioned technical proposal, the first thread groove is screw-inserted by the first threaded post, to make the first screw thread Light intensity sensor on column is removably mounted on lamp body, and convenient for the replacement of light intensity sensor, the second threaded post is screw-inserted into Two thread grooves, to make human body sensor detachably install on lamp body, to keep human body sensor replacement simple.

The utility model is further arranged to: first threaded post, which is stretched out on the surface of first thread groove, to be arranged with First rubber sleeve, second threaded post, which is stretched out on the surface of the second thread groove, is arranged with the second rubber sleeve.

By using above-mentioned technical proposal, people and the can be increased by the setting of the first rubber sleeve and the second rubber sleeve The frictional force of one threaded post and the second threaded post, consequently facilitating the first threaded post and the second threaded post are inserted into and transfer to simple, side Just.

In conclusion the advantageous effects of the utility model are as follows:

1. when light intensity be lower than light intensity a reference value when, first control circuit control white light source light, thus when Projecting Lamp it is automatic Saving manpower is lighted, then after delay time preset by delay circuit, it is warm that second control circuit controls white light extinguishing Light lamp is lighted, so that the light pollution for slowing down city also protects the eyes of the people at lamp body, at lamp body all nobody when, third control Circuit control warm light lamp processed extinguishes, to save the use electricity of lamp body, saves the electricity consumption of lamp body, saves environmental protection；

2. the first thread groove is screw-inserted by the first threaded post, to keep the light intensity sensor in the first threaded post removable It unloads and is installed on lamp body, convenient for the replacement of light intensity sensor, the second threaded post is screw-inserted into the second thread groove, to make one body-sensing Inductive sensing device is detachably installed on lamp body, to keep human body sensor replacement simple.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the circuit diagram of the utility model.

In figure: 1, lamp body；11, white light source；12, warm light source；13, the first thread groove；14, the second thread groove；2, light intensity passes Sensor；21, the first threaded post；22, the first rubber sleeve；3, human body sensor；31, the second threaded post；32, the second rubber Set；4, comparison circuit；5, first control circuit；6, delay circuit；7, second control circuit；8, third control circuit.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

It referring to Figures 1 and 2, is Projecting Lamp disclosed by the utility model, including lamp body 1, lamp body 1 includes white light source 11 and warms up Light source 12.The first thread groove 13 is offered on the top of lamp body 1, and is provided on lamp body 1 and is screw-inserted into the first thread groove 13 First threaded post 21, the first threaded post 21 stretch out the first thread groove 13 surface on be arranged with the first rubber sleeve 22, pass through first Rubber sleeve 22 is capable of increasing the frictional force of manpower and the first threaded post 21, convenient for 21 spiral of the first threaded post is produced the first screw thread Slot 13 is simply, conveniently.The surface lower end of lamp body 1 offers the second thread groove 14, and is provided on lamp body 1 and is screw-inserted into Second threaded post 31 of one thread groove 13, the second threaded post 31 stretch out the second thread groove 14 surface on be arranged with the second rubber sleeve 32, it is capable of increasing the frictional force of manpower and the second threaded post 31 by the setting of the second rubber sleeve 32, is convenient for people from the second spiral shell It is simple, laborsaving that groove 14 extracts the second threaded post 31.

It is fixedly installed in first threaded post 21 for detecting intensity of illumination at lamp body 1 and forming the light of light-intensity test signal Strong sensor 2, light intensity sensor 2 uses GY-256 model in the present embodiment, and light intensity sensor 2 is with light intensity and output Voltage value it is directly proportional.It is coupled with default light intensity a reference value on light intensity sensor 2 and believes and is formed to receive light-intensity test and compares The comparison circuit 4 of signal, comparison circuit 4 are coupled with to receive comparison signal and form the first control circuit of first control signal 5, first control circuit 5 controls the white light source 11 in lamp body 1 and opens and closes, when intensity of illumination is lower than light intensity a reference value, then the first control Circuit 5 controls white light source 11 and starts.First control circuit 5 is coupled with default delay time and to receive first control signal and shape At the delay circuit 6 of time delayed signal, delay circuit 6 is coupled with reception delay signal and forms the second control of second control signal Circuit 7 processed, second control circuit 7 controls white light source 11 and warm light source 12 opens and closes, and after white light source 11 is lighted, passes through delay circuit After 6 preset delay times, second control circuit 7 controls white light source 11 and closes, and warm light source 12 starts.It is solid in second threaded post 31 Dingan County is equipped with, the human body for detecting 1 side of lamp body and the human body sensor 3 for forming human testing signal, human body sensing pass Sensor 3 is coupled with to receive human testing signal and form the third control circuit 8 of third control signal, when human body sensing senses When device 3 detects 1 periphery nobody of lamp body, the warm light source 12 that third control circuit 8 controls lamp body 1 is closed, thus nobody's When warm light source 12 can be stopped automatically, save lamp body 1 power consumption.

Comparison circuit 4 includes: comparator A, first resistor R1 and the first rheostat RP1, first resistor R1 and the first variable resistance Device RP1 series connection, the other end of first resistor R1 are coupled to power supply, and the other end ground connection of the first rheostat RP1, comparator A's is same Phase input terminal is coupled between the first rheostat RP1 and first resistor R1, and the inverting input terminal of comparator A is coupled to light intensity sensing Device 2.According to a reference value of intensity of illumination, the resistance value of the first rheostat RP1 is adjusted, thus the voltage of comparator A non-inverting input terminal Value, when light intensity is lower than light intensity a reference value, the voltage value of comparator A non-inverting input terminal is higher than the voltage value of inverting input terminal, then Comparator A exports high level.

First control circuit 5 includes that the first triode Q1 and the first relay KM1, the base stage of the first triode Q1 are coupled to The output end of comparator A, the collector of the first triode Q1, which is coupled to after the coil of the first relay KM1, connects power supply, and first The first normally opened contact of relay KM1 is coupled to the current supply circuit of white light source 11, the second normally opened contact coupling of the first relay KM1 It is connected to the current supply circuit of delay circuit 6, the emitter ground connection of the first triode Q1.When comparator A output high point is flat, the one or three Pole pipe Q1 base stage access high level then the first triode Q1 be connected, thus the first relay KM1 coil be powered after first after The first normally opened contact of electric appliance KM1 is closed, then 11 light of white light source is lighted.The second normally opened contact of first relay KM1 simultaneously Closure, then delay circuit 6 is started to work.

Delay circuit 6 includes 555 delay circuits, and 555 delay circuits include 555 chips and 555 chip periphery components, tool Body link as shown in Fig. 2, and the first relay KM1 the second normally opened contact be coupled to second pin after be grounded, when second normally opened Contact closure, power supply are charged by second resistance R2 to capacitor C, and the current potential of the 6th pin constantly increases, when the electricity of the 6th pin When position is raised to the current potential of the 5th pin, circuit reset timing terminates.Since diode VD1 makes on the 5th pin string The 5th pin current potential rises, therefore be provided with the timing of longer time than general connection (hanging or by small capacitances ground connection). To which after preset delay time, 555 delay circuits 6 export high level after white light source 11 is lighted, delay is made to realize letter Easily and the cheap cost for saving entire circuit of 555 chip prices.

Second control circuit 7 includes that the second triode Q2 and the second relay KM2, the base stage of the second triode Q2 are coupled to The third pin of 555 chips；The collector of second triode Q2 connects power supply after being coupled to the coil of the second relay KM2, the The normally-closed contact of two relay KM2 is coupled to the current supply circuit of white light source 11, and the normally opened contact of the second relay KM2 is coupled to warm The current supply circuit of light source 12, the emitter ground connection of the second triode Q2.Prolong after delay circuit 6 have passed through preset delay time When circuit 6 export high level, then the second triode Q2 base stage access high level after the second triode Q2 be connected, the second relay The normally-closed contact of the second relay KM2 disconnects after the coil of KM2 is powered, and the normally opened contact closure of the second relay KM2, then white Light source 11 is closed, and warm light source 12 starts.When to reach the late into the night using Projecting Lamp on a public occasion, Projecting Lamp is converted into warm light Color not only can protect human eye and can save the turn on angle of lamp body 1.

Third control circuit 8 includes the base stage coupling of third transistor Q3 and third relay KM3, third transistor Q3 In human body sensor 3；The collector of third transistor Q3 is grounded after being coupled to the coil of third relay KM3, third after The normally-closed contact of electric appliance KM3 is coupled to the current supply circuit in warm light source 12, and the emitter of third transistor Q3 connects power supply.When human body sense When device being answered to detect nobody, then third transistor Q3 is connected after third transistor Q3 accesses low level, thus third relay KM3 Normally-closed contact disconnect, then the power-off of warm light source 12 is closed, thus when public situation is to late into the night nobody directly by warm light source 12 close, from the electricity consumption for saving lamp body 1.

The implementation principle of the present embodiment are as follows: by the way that the first threaded post 21 is screw-inserted into the first thread groove 13, thus by light Strong sensor 2 is placed in 1 top of lamp body, not only not by light lamp body 1 illumination effect and can be accurately detected at lamp body 1 By force, the second threaded post 31 is then screw-inserted into the second thread groove 14, then human body sensor 3 is installed on the surface of lamp body 1 Lower end, can accurately detect in front of lamp body 1 has nobody.When light intensity at lamp body 1 is lower than preset light intensity a reference value, then The voltage value of comparator A non-inverting input terminal is higher than the voltage value of inverting input terminal, and then comparator A exports high level, thus the One triode Q1 conducting, so that the first normally opened contact of the first relay KM1 is closed after the coil energization of the first relay KM1, Then the white light source 11 of lamp body 1 lights illumination.The second normally opened contact closure of the first relay KM1, delay circuit 6 start simultaneously, Delay circuit 6 exports high level after reaching preset delay time, and then the second triode Q2 accesses high level conducting, then and the The normally-closed contact of two relay KM2 disconnects, and white light source 11 is closed, while the normally opened contact closure of the second relay KM2, then warm light Source 12, which is closed, to be started to light.When the personnel on periphery do not have at lamp body 1, then human body sensor 3 exports low level, then third It is connected after triode Q3 access low level, so that the normally-closed contact of third relay KM3 disconnects, then warm light source 12 stops lighting, Consequently facilitating saving the electricity of lamp body 1 when nobody.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (8)

1. Projecting Lamp, including lamp body (1), which is characterized in that be provided with white light source (11) and warm light source in the lamp body (1) (12), setting on the lamp body (1), for detecting intensity of illumination and forming the light intensity sensor (2) of light-intensity test signal, it is described Lamp body is provided on (1), the human body sensing biography for detecting around the lamp body (1) whether there is or not personnel and being formed human testing signal Sensor (3) is coupled with default light intensity a reference value on the light intensity sensor (2) and to receive light-intensity test signal and form ratio Compared with the comparison circuit (4) of signal, the comparison circuit (4) is coupled with to receive comparison signal and form first control signal First control circuit (5), first control circuit (5) control white light source (11) opening and closing, first control circuit (5) coupling There is default delay time and to receive first control signal and form the delay circuit (6) of time delayed signal, the delay circuit (6) it is coupled with reception delay signal and is formed the second control circuit (7) of second control signal, the second control circuit (7) control white light source (11) is closed opens with warm light source (12), and the human body sensor (3) is coupled with recipient's physical examination It surveys signal and forms the third control circuit (8) of third control signal, the third control circuit (8) controls warm light source (12) Opening and closing.

2. Projecting Lamp according to claim 1, which is characterized in that the comparison circuit (4) includes: comparator, the first electricity Resistance and the first rheostat,

The first resistor is connected with the first rheostat, and the other end of the first resistor is coupled to power supply, first variable resistance The other end of device is grounded；

The non-inverting input terminal of the comparator is coupled between first rheostat and first resistor；

The inverting input terminal of the comparator is coupled to light intensity sensor (2).

3. Projecting Lamp according to claim 2, which is characterized in that the first control circuit (5) includes: the first triode With the first relay,

The base stage of first triode is coupled to the output end of comparator；

The collector of first triode connects power supply after being coupled to the coil of the first relay；

First normally opened contact of first relay is coupled to the current supply circuit of white light source (11)；

Second normally opened contact of first relay is coupled to the current supply circuit of delay circuit (6)；

The emitter of first triode is grounded.

4. Projecting Lamp according to claim 1, which is characterized in that the delay circuit (6) is 555 delay circuits.

5. Projecting Lamp according to claim 4, which is characterized in that the second control circuit (7) includes: the second triode With the second relay,

The base stage of second triode is coupled to the output end of 555 delay circuit；

The collector of second triode connects power supply after being coupled to the coil of the second relay；

The normally-closed contact of second relay is coupled to the current supply circuit of white light source (11)；

The normally opened contact of second relay is coupled to the current supply circuit of warm light source (12)；

The emitter of second triode is grounded.

6. Projecting Lamp according to claim 1, which is characterized in that the third control circuit (8) includes: third transistor And third relay,

The base stage of the third transistor is coupled to human body sensor (3)；

The collector of the third transistor is grounded after being coupled to the coil of third relay；

The normally-closed contact of the third relay is coupled to the current supply circuit of warm light source (12)；

The emitter of the third transistor connects power supply.

7. Projecting Lamp according to claim 1, which is characterized in that offer the first thread groove at the top of the lamp body (1) (13), it and on the light intensity sensor (2) is provided with the first threaded post (21) that screw thread is installed on first thread groove (13), The surface lower end of the lamp body (1) offers the second thread groove (14), and screw thread peace is provided on the human body sensor (3) The second threaded post (31) loaded on second thread groove (14).

8. Projecting Lamp according to claim 7, which is characterized in that first threaded post (21) stretches out first screw thread It is arranged on the surface of slot (13) the first rubber sleeve (22), second threaded post (31) stretches out the surface of the second thread groove (14) On be arranged with the second rubber sleeve (32).