CN208540225U - A kind of table lamp system with prompting function - Google Patents

Abstract

The utility model discloses a kind of table lamp systems with prompting function, including desk lamp main body, it further include the first flashing lamp L1, second flashing lamp L2, tablet and control circuit board, control circuit board includes DC power supply, Acquisition Circuit, amplifying circuit and acting in opposition circuit, Acquisition Circuit, amplifying circuit and acting in opposition circuit are successively electrical connected, Acquisition Circuit includes photo resistance R6, amplifying circuit includes level-one amplifying circuit and second amplifying circuit, level-one amplifying circuit includes capacitor C2, triode Q5, capacitor C4, one end of capacitor C2 and photo resistance R6 are electrically connected, the other end of capacitor C2 and the base stage of triode Q5 are electrical connected, the emitter of triode Q5 is electrical connected with capacitor C4.The utility model is easy to operate, using the resistance characteristic of photo resistance, controls the state of flashing lamp different in circuit, to achieve the purpose that remind user using the efforts state of different flashing lamps.

Description

A kind of table lamp system with prompting function

Technical field

The utility model relates to lamp apparatus circuit diagram technical field more particularly to a kind of desk lamp systems with prompting function System.

Background technique

Lamp apparatus refers to energy light transmission, distribution and the utensil for changing light source light distribution, and light source is made reliably to emit beam, thus Meet a kind of luminaire when the mankind are engaged in vairious activities to light demand.Modern electrical lamps in addition to electric light source part, It further include optical component, electric component and mechanical part.

In lamp apparatus, desk lamp using relatively broad.When being learnt using desk lamp or being worked, usage mode is improper, Adverse effect, but the function that existing desk lamp lack of wisdomization is reminded easily are brought to the body of user, i.e., it can not be in necessity Moment carries out prompting appropriate to user.

Utility model content

Have purpose of the utility model is to solve the one kind mentioned, and proposed in above-mentioned background technique and mentions The table lamp system for function of waking up.

To achieve the goals above, the utility model adopts the technical scheme that

A kind of table lamp system with prompting function, including desk lamp main body further include the first flashing lamp L1, the second flashing lamp L2, tablet and control circuit board, the control circuit board include DC power supply, Acquisition Circuit, amplifying circuit and acting in opposition Circuit, the Acquisition Circuit, amplifying circuit and acting in opposition circuit are successively electrical connected, and the Acquisition Circuit includes photo resistance R6；The amplifying circuit includes level-one amplifying circuit and second amplifying circuit, and the level-one amplifying circuit includes capacitor C2, three poles Pipe Q5, one end of capacitor C4, the capacitor C2 and photo resistance R6 are electrically connected, the other end and triode Q5 of the capacitor C2 Base stage be electrical connected, emitter and the capacitor C4 of the triode Q5 is electrical connected, and the capacitor C4 is far from triode Q5's One end ground connection；The second amplifying circuit includes triode Q4, capacitor C1 and capacitor C3, the base stage and three of the triode Q4 The collector of pole pipe Q5 is electrical connected, and emitter and the capacitor C3 of the triode Q4 is electrical connected, and the capacitor C3 is far from three One end of pole pipe Q4 is grounded, and collector and the capacitor C1 of the triode Q4 is electrical connected, and the capacitor C1 is far from triode Q4 One end be electrical connected with flashing lamp L1；The acting in opposition circuit includes diode D1, triode Q3, triode Q2, three poles Pipe Q1, diode D2 and triode Q6, the emitter of the cathode and triode Q3 of the diode D1 are electrical connected, and described three The base stage of pole pipe Q3 is electrical connected with power supply, and the base stage of the collector and triode Q2 of the triode Q3 is electrical connected, described The collector of triode Q2 and the base stage of triode Q1 are electrical connected, the base stage of the triode Q2 emitter and triode Q6 It is electrical connected, the anode of the emitter and diode D2 of the triode Q1 is electrical connected, the cathode and three of the diode D1 The collector of pole pipe Q6 is electrical connected, and collector and the flashing lamp L2 of the triode Q6 is electrical connected.

Preferably, the DC power supply is that 6-12 lies prostrate DC power supply, and the DC power supply is electrically connected with reduction voltage circuit, institute It states DC power supply and is connected by reduction voltage circuit with extraneous 220 volts of alternating current circuits；The reduction voltage circuit include rectifier bridge, capacitor C5 and Two positive and negative electrode connections of capacitor C6, the rectifier bridge are connected with alternating current circuit, one end of the capacitor C5 and capacitor C6 Be connected with the cathode of rectifier bridge and be a little electrical connected, the other end of the capacitor C5 and capacitor C6 with the positive and negative electrode of rectifier bridge Connected point is electrical connected.

Preferably, the acting in opposition circuit is electrical connected by diode D1 and flashing lamp L1.

Preferably, the flashing lamp L1 and flashing lamp L2 is embedded in the surface of desk lamp main body, the photo resistance R6 and Control circuit board is installed in tablet, and the tablet is electrical connected by electric wire and flashing lamp L1, flashing lamp L2.

Compared with prior art, the utility model provides a kind of table lamp system with prompting function, and having following has Beneficial effect:

1, the table lamp system with prompting function, by be equipped with photo resistance, desk lamp in use, photo resistance Under the irradiation of desk lamp light source, resistance value reduces R6, and the input terminal voltage of capacitor C2 is caused to increase, and hinders by the blocking of capacitor C2 After friendship effect, a stable DC signal is obtained, the level-one amplifying circuit formed through triode Q5 is tentatively amplified, and An electric signal tentatively amplified is inputted to the base stage of triode Q4 by the collector of triode Q5, and then through triode Q4 group At second amplifying circuit amplify again after, export an amplified stable DC electric signal, at this time Q3 be in be inverted work State, triode Q1 cut-off, triode Q2 and triode Q6 conducting, load outputs are low level, and flashing lamp L1 is bright.

2, the table lamp system with prompting function, by being equipped with photo resistance, in use, user's desk lamp exists During blocking to tablet, illuminance is caused to reduce, the resistance value of photo resistance R6 increases, and leads to the input of capacitor C2 It holds voltage to reduce, after the resistance friendship effect of the blocking of capacitor C2, a stable DC signal is obtained, through triode Q5 group At level-one amplifying circuit tentatively amplified, and inputted at the beginning of one by the collector of triode Q5 to the base stage of triode Q4 The electric signal of amplification is walked, and then after the second amplifying circuit formed through triode Q4 amplify again, output one is amplified surely Determine DC signal；At this point, the base voltage of triode Q3 is greater than amplified output voltage, so that triode Q2 and triode Q6 cut-off, triode Q1 and diode D2 conducting, load outputs are high level, and flashing lamp L2 is bright.

3, the table lamp system with prompting function, the resistance value of photo resistance R6 during changing with intensity of illumination, Different flashing lamps flashing in control circuit, to achieve the purpose that remind user.

It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model Structure is simple, easy to operate, using the resistance characteristic of photo resistance, controls the state of flashing lamp different in circuit, To using the efforts state of different flashing lamps, achieve the purpose that remind user.

Detailed description of the invention

Fig. 1 be the utility model proposes a kind of table lamp system with prompting function circuit diagram；

Fig. 2 be the utility model proposes a kind of table lamp system with prompting function system diagram；

Fig. 3 be the utility model proposes a kind of table lamp system with prompting function structural schematic diagram.

In figure: 1 desk lamp main body, 2 first flashing lamp L1,3 second flashing lamp L2,4 tablets, 5 DC power supplies, 6 acquisition electricity Road, 7 amplifying circuits, 8 acting in opposition circuits, 9 reduction voltage circuits.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.

In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right", The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

Referring to Fig.1-3, a kind of table lamp system with prompting function, including desk lamp main body 1 further include the first flashing lamp L12, the second flashing lamp L23, tablet 4 and control circuit board, control circuit board include DC power supply 5, Acquisition Circuit 6, amplification Circuit 7 and acting in opposition circuit 8, Acquisition Circuit 6, amplifying circuit 7 and acting in opposition circuit 8 are successively electrical connected, Acquisition Circuit 6 Including photo resistance R6；Amplifying circuit 7 includes level-one amplifying circuit and second amplifying circuit, and level-one amplifying circuit includes capacitor C2, triode Q5, capacitor C4, one end of capacitor C2 and photo resistance R6 are electrically connected, the other end and triode Q5 of capacitor C2 Base stage be electrical connected, emitter and the capacitor C4 of triode Q5 is electrical connected, capacitor C4 far from triode Q5 one end be grounded； Second amplifying circuit includes triode Q4, capacitor C1 and capacitor C3, and the base stage of triode Q4 and the collector of triode Q5 are electrical It is connected, emitter and the capacitor C3 of triode Q4 is electrical connected, and capacitor C3 is grounded far from one end of triode Q4, triode Q4's Collector is electrical connected with capacitor C1, and the one end of capacitor C1 far from triode Q4 is electrical connected with flashing lamp L1；Acting in opposition electricity Road 8 includes diode D1, triode Q3, triode Q2, triode Q1, diode D2 and triode Q6, the cathode of diode D1 It is electrical connected with the emitter of triode Q3, base stage and the power supply of triode Q3 is electrical connected, the collector of triode Q3 and three The base stage of pole pipe Q2 is electrical connected, and the base stage of the collector and triode Q1 of triode Q2 is electrical connected, triode Q2 emitter It is electrical connected with the base stage of triode Q6, the anode of the emitter and diode D2 of triode Q1 is electrical connected, diode D1's The collector of cathode and triode Q6 is electrical connected, and collector and the flashing lamp L2 of triode Q6 is electrical connected.

DC power supply is that 6-12 lies prostrate DC power supply, and DC power supply is electrically connected with reduction voltage circuit 9, and DC power supply passes through decompression Circuit 9 is connected with extraneous 220 volts of alternating current circuits；Reduction voltage circuit 9 include rectifier bridge, capacitor C5 and capacitor C6, two of rectifier bridge Positive and negative electrode connection is connected with alternating current circuit, and one end of capacitor C5 and capacitor C6 are connected with the cathode of rectifier bridge a little electrically It is connected, the other end of capacitor C5 and capacitor C6, which are connected with the positive and negative electrode of rectifier bridge, to be a little electrical connected, and passes through reduction voltage circuit 9 Antihypertensive effect is by AC conversion direct current；Acting in opposition circuit 8 is electrical connected by diode D1 and flashing lamp L12, flashing Lamp L12 and flashing lamp L23 is embedded in the surface of desk lamp main body 1, and photo resistance R6 and control circuit board are installed in tablet In 4, tablet 4 is electrical connected by electric wire and flashing lamp L12, flashing lamp L23.

In the utility model, in use, photo resistance R6, under the irradiation of desk lamp light source, resistance value reduces, lead to capacitor The input terminal voltage of C2 increases, and after the resistance friendship effect of the blocking of capacitor C2, a stable DC signal is obtained, through three poles The level-one amplifying circuit of pipe Q5 composition is tentatively amplified, and is inputted by the collector of triode Q5 to the base stage of triode Q4 One electric signal tentatively amplified, and then after the second amplifying circuit formed through triode Q4 amplifies again, export an amplification Stable DC electric signal afterwards, Q3, which is in, at this time is inverted working condition, and triode Q1 cut-off, triode Q2 and triode Q6 are led Logical, load outputs are low level, and flashing lamp L1 is bright；And when user is when blocking tablet 4, illuminance is caused It reduces, the resistance value of photo resistance R6 increases, and causes the input terminal voltage of capacitor C2 to reduce, by the blocking resistance friendship effect of capacitor C2 Afterwards, a stable DC signal is obtained, the level-one amplifying circuit formed through triode Q5 is tentatively amplified, and passes through three The collector of pole pipe Q5 inputs an electric signal tentatively amplified to the base stage of triode Q4, and then formed through triode Q4 After second amplifying circuit amplifies again, an amplified stable DC electric signal is exported；At this point, the base voltage of triode Q3 Greater than amplified output voltage, so that triode Q2 and triode Q6 cut-off, triode Q1 and diode D2 conducting, load defeated Outlet is high level, and flashing lamp L2 is bright, can be changed with intensity of illumination using the resistance value of photo resistance R6, to realize control Different flashing lamps flashing in circuit, achievees the purpose that remind user.

The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (4)

1. a kind of table lamp system with prompting function, including desk lamp main body (1), which is characterized in that further include the first flashing lamp L1 (2), the second flashing lamp L2 (3), tablet (4) and control circuit board, the control circuit board include DC power supply (5), adopt Collector (6), amplifying circuit (7) and acting in opposition circuit (8), the Acquisition Circuit (6), amplifying circuit (7) and acting in opposition Circuit (8) is successively electrical connected, and the Acquisition Circuit (6) includes photo resistance R6；The amplifying circuit (7) includes level-one amplification Circuit and second amplifying circuit, the level-one amplifying circuit include capacitor C2, triode Q5, capacitor C4, and the one of the capacitor C2 End is electrically connected with photo resistance R6, and the base stage of the other end and triode Q5 of the capacitor C2 is electrical connected, the triode The emitter of Q5 is electrical connected with capacitor C4, and the capacitor C4 is grounded far from one end of triode Q5；The second amplifying circuit Including triode Q4, capacitor C1 and capacitor C3, the base stage of the triode Q4 and the collector of triode Q5 are electrical connected, described The emitter of triode Q4 is electrical connected with capacitor C3, and the capacitor C3 is grounded far from one end of triode Q4, the triode The collector of Q4 is electrical connected with capacitor C1, and the one end of the capacitor C1 far from triode Q4 is electrical connected with flashing lamp L1；Institute Stating acting in opposition circuit (8) includes diode D1, triode Q3, triode Q2, triode Q1, diode D2 and triode Q6, The emitter of the cathode and triode Q3 of the diode D1 is electrical connected, base stage and the power supply electrical property phase of the triode Q3 Even, the base stage of the collector and triode Q2 of the triode Q3 is electrical connected, the collector and triode of the triode Q2 The base stage of Q1 is electrical connected, and the base stage of the triode Q2 emitter and triode Q6 is electrical connected, the hair of the triode Q1 The anode of emitter-base bandgap grading and diode D2 is electrical connected, and the collector of the cathode and triode Q6 of the diode D1 is electrical connected, institute The collector and flashing lamp L2 for stating triode Q6 are electrical connected.

2. a kind of table lamp system with prompting function according to claim 1, which is characterized in that the DC power supply is 6-12 lies prostrate DC power supply, and the DC power supply is electrically connected with reduction voltage circuit (9), and the DC power supply passes through reduction voltage circuit (9) It is connected with the 220 volts of alternating current circuits in the external world；The reduction voltage circuit (9) includes rectifier bridge, capacitor C5 and capacitor C6, the rectifier bridge Two positive and negative electrode connections are connected with alternating current circuit, one end of the capacitor C5 and capacitor C6 with the cathode phase of rectifier bridge Even point is electrical connected, and the other end of the capacitor C5 and capacitor C6, which are connected with the positive and negative electrode of rectifier bridge, to be a little electrical connected.

3. a kind of table lamp system with prompting function according to claim 1, which is characterized in that the acting in opposition electricity Road (8) is electrical connected by diode D1 and flashing lamp L1 (2).

4. a kind of table lamp system with prompting function according to claim 1, which is characterized in that the flashing lamp L1 (2) and flashing lamp L2 (3) is embedded in the surface of desk lamp main body (1), and the photo resistance R6 and control circuit board are installed in In tablet (4), the tablet (4) is electrical connected by electric wire with flashing lamp L1 (2), flashing lamp L2 (3).