CN209559704U - Ceiling lamp - Google Patents
Ceiling lamp Download PDFInfo
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- CN209559704U CN209559704U CN201821871474.3U CN201821871474U CN209559704U CN 209559704 U CN209559704 U CN 209559704U CN 201821871474 U CN201821871474 U CN 201821871474U CN 209559704 U CN209559704 U CN 209559704U
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Abstract
The utility model relates to ceiling lamps, it includes lamp body, it is provided on lamp body, for detecting amount of dust on lamp body and forming the dust sensor of dust detection signal, it is coupled with default first amount of dust a reference value on dust sensor and receives dust detection signal, and form the first comparison circuit of the first comparison signal, first comparison circuit is coupled with to receive the first comparison signal and form the first control circuit of first control signal, first control circuit is coupled with to receive first control signal, and form the first warning circuit of the first alarm signal, when the dust on lamp body is more than preset first amount of dust a reference value, the starting alarm of first warning circuit.The utility model has the starting alarm when amount of dust is more than preset first amount of dust a reference value, in order to which people can as early as possible clear up lamp body, to keep effect of the lamp body neatly with the service life for extending lamp body.
Description
Technical field
The utility model relates to the technical fields of lamps and lanterns, more particularly, to ceiling lamp.
Background technique
Ceiling lamp is one kind of lamps and lanterns at present, as the term suggests being due to relatively flat above lamps and lanterns, bottom is attached to completely when installation
So referred to as ceiling lamp on roof.
Existing ceiling lamp is mainly used in family, office, entertainment place, since indoor dust is less so ceiling
Lamp is not to need often to clean, but since ceiling lamp is generally mounted on roof, people are generally difficult to check ceiling lamp
Upper to contain amount of dust, so can exist, ceiling lamp dust stratification is excessive, easily leads to dust and falls into inside ceiling lamp the damage for causing ceiling lamp,
It is unfavorable for being used for a long time for ceiling lamp and is also unfavorable for the clean and tidy of ceiling lamp.
Utility model content
The purpose of the utility model is to provide ceiling lamps, have automatic detection ceiling lamp amount of dust to warn people clear in time
The clean effect to extend the service life of ceiling lamp.
The above-mentioned purpose of utility model of the utility model has the technical scheme that
Ceiling lamp is provided on the lamp body, for detecting amount of dust on lamp body and forming the dust of dust detection signal
Sensor is coupled with default first amount of dust a reference value on the dust sensor and receives dust detection signal and form the
First comparison circuit of one comparison signal, first comparison circuit are coupled with to receive the first comparison signal and form the first control
The first control circuit of signal processed, the first control circuit are coupled with to receive first control signal and form the first alarm
First warning circuit of signal, when the dust on lamp body is more than preset first amount of dust a reference value, the first warning circuit is opened
Dynamic alarm.
By using above-mentioned technical proposal, when the amount of dust at lamp body is higher than preset first amount a reference value, the first control
System output first control signal is convenient for people right in time to the first warning circuit so that the starting of the first warning circuit starts to alarm
Lamp body is cleared up, so that lamp body be made to keep the clean and tidy service life for further keeping lamp body.
The utility model is further arranged to: ceiling lamp further include: is preset the second amount of dust a reference value and is coupled to described
Dust sensor is to receive dust detection signal and form the second comparison circuit of the second comparison signal；Institute second is coupled to compare
It is controlled compared with circuit with receiving the second comparison signal and forming the second control circuit of second control signal and be coupled to described second
Circuit processed is to receive second control signal and form the second warning circuit of the second alarm signal.
By using above-mentioned technical proposal, when super the second amount of dust of the multiple preset a reference value of dust concentration at lamp body, second
Control circuit controls the second warning circuit and starts to alarm, to increase the dynamics of alarm, further warns on people's lamp body
Amount of dust excessively with when cleared up, improve the dynamics of alarm.
The utility model is further arranged to: first comparison circuit include: first comparator, the first rheostat and
First resistor, first rheostat are connected with first resistor, first rheostatic another termination power, first electricity
The other end of resistance is grounded；The non-inverting input terminal of the first comparator is coupled between the first rheostat and first resistor；It is described
The inverting input terminal of first comparator is coupled to dust sensor；The output end of the first comparator is coupled to first control
Circuit processed.
By using above-mentioned technical proposal, it is same that first comparator can be adjusted convenient for people by the first rheostatic setting
The voltage value of phase input terminal keeps the first amount of dust a reference value adjustable, when on lamp body to adjust the first amount of dust a reference value
Amount of dust is more than default first amount of dust a reference value, then the voltage value of first comparator non-inverting input terminal is higher than inverting input terminal electricity
Pressure value, so that first comparator exports high level, to keep first control circuit starting simple.
The utility model is further arranged to: the first control circuit includes: the first triode and the first relay,
The base stage of first triode is coupled to the output end of the first comparator；The collector of first triode is coupled to
Power supply is connected after the coil of first relay；The normally opened contact of first relay is coupled to first warning circuit；Institute
State the emitter ground connection of the first triode.
By using above-mentioned technical proposal, be connected when the base stage of the first triode accesses high level, thus the first relay
The normally opened contact closure of the first relay, then make the opening and closing of the first warning circuit simple after the coil of device is powered.
The utility model is further arranged to: first warning circuit includes oscillator, the second triode and warning lamp,
The controlled terminal of the oscillator connects power supply after being coupled to the normally opened contact of the first relay；The output end of the oscillator couples
In the base stage of the second triode, and control the on-off of the second triode；The collector of second triode is connected to warning lamp
After connect power supply；The emitter of second triode is grounded.
By using above-mentioned technical proposal, when first control circuit controls the starting of the first warning circuit, to make the two or three
Pole pipe conducting, then warning lamp starts to dodge and light frequently, so that so that warning lamp is lighted flashing finds lamp convenient for people in time
Amount of dust excessively in time cleans lamp body on body, to keep lamp body clean and tidy.
The utility model is further arranged to: second comparison circuit include the second comparator, the second rheostat and
Second resistance, second rheostat are connected with second resistance, second rheostatic another termination power, second electricity
The other end of resistance is grounded；The non-inverting input terminal of second comparator is coupled between the second rheostat and second resistance；It is described
The inverting input terminal of second comparator is coupled to dust sensor；The output end of second comparator is coupled to second control
Circuit processed.
By using above-mentioned technical proposal, according to the second amount of dust a reference value to adjust the second rheostatic resistance value, from
And keep the voltage value of the second comparator non-inverting input terminal adjustable, and when amount of dust is higher than the second amount of dust a reference value, the second ratio
High level is exported compared with device, to keep second control circuit opening and closing simple.
The utility model is further arranged to: the second control circuit includes third transistor and the second relay,
The base stage of the third transistor is coupled to the output end of comparator；The collector of the third transistor is coupled to the second relay
Power supply is connected after the coil of device；The normally opened contact of second relay is coupled to the second warning circuit；The third transistor
Emitter ground connection.
By using above-mentioned technical proposal, be connected after third transistor accesses high level, then the coil of the second relay
The normally opened contact closure of second relay after energization, to make the second warning circuit be powered, convenient for the opening and closing letter of the second warning circuit
Easily.
The utility model is further arranged to: being offered slot on the lamp body side wall, is arranged on the dust sensor
There is the inserting column for being inserted into the slot.
By using above-mentioned technical proposal, slot is inserted into make dust sensor be fixedly installed in lamp body by inserting column
On, it is installed on dust sensor on lamp body simply.
The utility model is further arranged to: the slot is the combination slot that circular trough and kidney slot are composed, described
Inserting column is the ladder column being adapted to the combination slot, and the radial dimension of ladder column upper end is greater than the radial ruler of root
It is very little.
By using above-mentioned technical proposal, can be blocked after being inserted into slot by stair-stepping inserting column, to make
It is simple, laborsaving that inserting column is inserted into slot.
In conclusion the advantageous effects of the utility model are as follows:
1. the amount of dust at lamp body is higher than preset first amount a reference value, the first control output first control signal is extremely
First warning circuit is in time cleared up lamp body convenient for people, so that the starting of the first warning circuit starts to alarm to make lamp
Body keeps the clean and tidy service life for further keeping lamp body；
2. being inserted into slot by inserting column to make dust sensor be fixedly installed on lamp body, dust sensor is installed
In simple on lamp body.
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.
Appended drawing reference: 1, lamp body；11, slot；2, dust sensor；21, inserting column；3, the first comparison circuit；4, first
Control circuit；5, the first warning circuit；6, the second comparison circuit；7, second control circuit；8, the second warning circuit.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Figures 1 and 2, it is ceiling lamp disclosed by the utility model, including lamp body 1, is offered on the side wall of lamp body 1 slotting
Slot 11, and dust sensor 2 is provided on lamp body 1, and inserting column 21 is provided on dust sensor 2, inserting column 21 be used for
11 grafting of slot.In the present embodiment, slot 11 is circular trough and the combination slot that waist type groove is composed, and inserting column 21 is and group
The compatible ladder column of slot is closed, the radial dimension of ladder column upper end is greater than the radial dimension of root.To realize that dust senses
Device 2 and lamp body 1 detachably assemble, and replace simply convenient for dust sensor 2.
Dust sensor 2 is used to detect the amount of dust at lamp body 1 and forms dust detection signal, in the present embodiment, ash
The model GP2Y1014AU of dust sensor 2, the amount of dust that the dust sensor 2 of the model detects the high, the voltage value exported
Higher, dust sensor 2, which is coupled with default first amount of dust a reference value and receives dust detection signal and form first, compares letter
Number the first comparison circuit 3, first comparison circuit 3 is coupled with to receive first control signal and form the first alarm signal
First warning circuit 5.It is coupled with preset second temperature a reference value on dust sensor 2 and receives dust detection and senses and is formed
Second comparison circuit 6 of the second comparison signal, the second comparison circuit 6 are coupled with to receive the second comparison signal and form second
The second control circuit 7 of signal is controlled, the second control dot circuit is coupled with to receive second control signal and form the second alarm
Second warning circuit 8 of signal, the second amount of dust a reference value are higher than the first amount of dust a reference value, so when amount of dust is higher than second
When amount of dust a reference value, second control circuit 7 controls the starting alarm of the second warning circuit 8, to further increase the power of alarm
Degree.
First comparison circuit 3 includes: first comparator A1, the first rheostat RP1 and first resistor R1, the first rheostat
RP1 connects with first resistor R1, another termination power of the first rheostat RP1, the other end ground connection of first resistor R1, the first ratio
Inverting input terminal compared with device A1 is coupled between the first rheostat RP1 and first resistor R1, the homophase input of first comparator A1
End is coupled to dust sensor 2, and the output end of first comparator A1 is coupled to first control circuit 4.According to the first amount of dust base
Quasi- value, to adjust the resistance value of the first rheostat RP1, when amount of dust is higher than the first amount of dust a reference value, dust sensor 2 is defeated
Voltage value out is higher than the voltage value of first resistor R1, so that first comparator A1 exports high level.
First control circuit 4 includes that the base stage of the first triode Q1 and the first relay KM1, the first triode Q1 couples
In the output end of first comparator A1, the collector of the first triode Q1 connects electricity after being coupled to the coil of the first relay KM1
Source, the normally opened contact of the first relay KM1 are coupled to the first warning circuit 5, the emitter ground connection of the first triode Q1.When first
After comparator A1 exports high level, the first triode Q1 base stage accesses high level conducting, after the coil of the first relay KM1 is powered
The normally opened contact of first relay KM1 is closed, so that the first warning circuit 5 starts.
First warning circuit 5 includes: oscillator, the second triode Q2 and warning lamp L, and the controlled terminal of oscillator is coupled to
Power supply is connected after the normally opened contact of one relay KM1, the output end of oscillator is coupled to the base stage of the second triode Q2, and controls
The on-off of second triode Q2, the collector of the second triode Q2 connect power supply after being connected to warning lamp L, the second triode Q2's
Emitter ground connection.Oscillator is the oscillator being made of resistance, capacitor and two NAND gates, and the controlled terminal of oscillator is coupled to
Power supply is connected after the normally opened contact of first relay KM1, the output end of oscillator is coupled to the base stage of the second triode Q2, and controls
The on-off of the second triode Q2 is made, the collector of the second triode Q2 connects power supply, the second triode Q2 after being connected to warning lamp L
Emitter ground connection, when the base stage of the first triode Q1 receives the time delayed signal for high level, the first triode Q1 is led
It is logical, so that the coil of the first relay KM1 obtains electric, the normally opened contact closure of the first relay KM1 of control, so that control vibration
Device work is swung, a control signal is exported, control signal is square wave, and the second triode Q2 of control replaces on-off, so that warning
The alarm of lamp L discontinuity, reminds staff to carry out the cleaning of lamp body 1.
Second comparison circuit 6 includes: the second comparator A2, the second rheostat RP2 and second resistance R2, the second rheostat
RP2 connects with second resistance R2, another termination power of the second rheostat RP2, the other end ground connection of second resistance R2, the second ratio
Non-inverting input terminal compared with device A2 is coupled between the second rheostat RP2 and second resistance R2, the anti-phase input of the second comparator A2
End is coupled to dust sensor 2, and the output end of the second comparator A2 is coupled to second control circuit 7.Pass through the second amount of dust base
Quasi- value works as ash so that the voltage value of the second comparator A2 inverting input terminal be made to meet to adjust the resistance value of the second rheostat RP2
When the amount of dust that dust sensor 2 detects is higher than the second amount of dust a reference value, the voltage value that dust sensor 2 exports is higher than the second electricity
The voltage value of R2 is hindered, then the second comparator A2 exports high level.
Second control circuit 7 includes: the base stage coupling of third transistor Q3 and the second relay KM2, third transistor Q3
It is connected to the output end of comparator；The collector of third transistor Q3 connects power supply after being coupled to the coil of the second relay KM2；The
The normally opened contact of two relay KM2 is coupled to the second warning circuit 8；The emitter of third transistor Q3 is grounded.Compare when second
When device A2 exports high level, be connected after the base stage access high level of third pole pipe, then the after the coil of the second relay KM2 is powered
The normally opened contact of two relay KM2 is closed, then the second warning circuit 8 starts, and the second warning circuit 8 includes buzzer H, and second
The normally opened contact of relay KM2 is coupled to the current supply circuit of buzzer H, then buzzer H starting alarm, further improves lamp body
1 alarm dynamics, to warn people to clean as early as possible to lamp body 1, to make lamp body 1 keep clean and tidy and be able to extend lamp body 1
Service life.
The implementation principle of the present embodiment are as follows: when dust sensor 2, which detects amount of dust, is higher than the first amount of dust a reference value, then
The voltage value that dust sensor 2 exports is higher than first resistor R1 voltage value, so that first comparator A1 exports high level, thus the
The coil of the first relay KM1 is powered after one triode Q1 conducting, then the normally opened contact closure of the first relay KM1, so that
Oscillator operation is controlled, a control signal is exported, control signal is square wave, and the second triode Q2 of control replaces on-off, so that
The alarm of warning lamp L discontinuity is obtained, staff is reminded to carry out the cleaning of lamp body 1.When dust sensor 2 detects the ash at lamp body 1
When dirt is higher than the second amount of dust a reference value, dust sensor 2 exports the voltage value that big voltage value is higher than second resistance R2, thus the
Two comparator A2 export high level, then are connected after the base stage access high level of third transistor Q3, the coil of the second relay KM2
The normally opened contact closure of the second relay KM2, then buzzer starting start to alarm after energization, further improve the power of alarm
Degree extends the service life of lamp body 1 in order to which people quickly clear up lamp body 1.
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 (9)
1. ceiling lamp, including lamp body (1), which is characterized in that be provided on the lamp body (1), for detecting dust on lamp body (1)
The dust sensor (2) of dust detection signal is measured and formed, is coupled with default first amount of dust base on the dust sensor (2)
Quasi- value and the first comparison circuit (3) for receiving dust detection signal and the first comparison signal of formation, first comparison circuit
(3) it is coupled with to receive the first comparison signal and form the first control circuit (4) of first control signal, the first control electricity
Road (4) is coupled with to receive first control signal and form the first warning circuit (5) of the first alarm signal, when on lamp body (1)
Dust be more than preset first amount of dust a reference value when, the first warning circuit (5) starting alarm.
2. ceiling lamp according to claim 1, which is characterized in that further include: default second amount of dust a reference value and coupling
In the dust sensor (2) to receive dust detection signal and form the second comparison circuit (6) of the second comparison signal；
Be coupled to the second comparison circuit (6) with receive the second comparison signal and formed second control signal second control electricity
Road (7) and be coupled to the second control circuit (7) with receive second control signal and formed the second alarm signal second
Warning circuit (8).
3. ceiling lamp according to claim 2, which is characterized in that first comparison circuit (3) includes: first to compare
Device, the first rheostat and first resistor,
First rheostat is connected with first resistor, first rheostatic another termination power, the first resistor
Other end ground connection；
The inverting input terminal of the first comparator is coupled between the first rheostat and first resistor；
The non-inverting input terminal of the first comparator is coupled to dust sensor (2)；
The output end of the first comparator is coupled to the first control circuit (4).
4. ceiling lamp according to claim 3, which is characterized in that the first control circuit (4) includes: the first triode
And first relay,
The base stage of first triode is coupled to the output end of the first comparator；
The collector of first triode connects power supply after being coupled to the coil of the first relay；
The normally opened contact of first relay is coupled to first warning circuit (5)；
The emitter of first triode is grounded.
5. ceiling lamp according to claim 4, which is characterized in that first warning circuit (5) includes oscillator, second
Triode and warning lamp,
The controlled terminal of the oscillator connects power supply after being coupled to the normally opened contact of the first relay；
The output end of the oscillator is coupled to the base stage of the second triode, and controls the on-off of the second triode；
The collector of second triode connects power supply after being connected to warning lamp；
The emitter of second triode is grounded.
6. ceiling lamp according to claim 2, which is characterized in that second comparison circuit (6) include the second comparator,
Second rheostat and second resistance,
Second rheostat is connected with second resistance, second rheostatic another termination power, the second resistance
Other end ground connection；
The inverting input terminal of second comparator is coupled between the second rheostat and second resistance；
The non-inverting input terminal of second comparator is coupled to dust sensor (2)；
The output end of second comparator is coupled to the second control circuit (7).
7. ceiling lamp according to claim 6, which is characterized in that the second control circuit (7) includes third transistor
And second relay,
The base stage of the third transistor is coupled to the output end of comparator；
The collector of the third transistor connects power supply after being coupled to the coil of the second relay；
The normally opened contact of second relay is coupled to the second warning circuit (8)；
The emitter of the third transistor is grounded.
8. according to claim 1 the ceiling lamp, which is characterized in that offer slot (11) on lamp body (1) side wall,
The inserting column (21) for being inserted into the slot (11) is provided on the dust sensor (2).
9. ceiling lamp according to claim 8, which is characterized in that the slot (11) for circular trough is combined with kidney slot and
At combination slot, the inserting column (21) is the ladder column being adapted to the combination slot, the radial ruler of ladder column upper end
The very little radial dimension greater than root.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871474.3U CN209559704U (en) | 2018-11-13 | 2018-11-13 | Ceiling lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821871474.3U CN209559704U (en) | 2018-11-13 | 2018-11-13 | Ceiling lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209559704U true CN209559704U (en) | 2019-10-29 |
Family
ID=68299239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821871474.3U Active CN209559704U (en) | 2018-11-13 | 2018-11-13 | Ceiling lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209559704U (en) |
-
2018
- 2018-11-13 CN CN201821871474.3U patent/CN209559704U/en active Active
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