A kind of LED light positioning control system with ventilation and heat effect
Technical field
The present invention relates to LED light control technology field, specially a kind of LED light location control with ventilation and heat effect
System.
Background technology
Light emitting diode is referred to as LED, and the compound by containing gallium (Ga), arsenic (As), phosphorus (P), nitrogen (N) etc. is made, LED
For lamp due to having the characteristics that long lifespan, low energy consumption, being widely used in modern society is general, usual products have LED lamp,
LED display etc., LED enters in human lives, and plays increasingly important role.Modern times are combined using LED light
Product it is very more, product can be because different model, the different function of LED lamp tube cause the difference in service life final using the later stage
Knot, i.e., can generate non-uniform outage area in the product, since LED lamp tube quantity is more, small volume and by product knot
The reason of structure limitation etc. is difficult to the test that is accurately positioned and is powered for the LED lamp tube of failure, inside LED product by
It is connect in circuit row or external voltage and current is excessive and the local circuit heat that generates is warmmer, especially in LED lamp tube position,
If temperature is excessively high, very serious influence can be caused on the service life of LED light, for this purpose, it is proposed that a kind of point-to-point positioning prison
Survey, the control system that heat dissipation is aerated according to actual conditions.
Invention content
The purpose of the present invention is to provide a kind of LED light positioning control systems with ventilation and heat effect, in solution
State proposed in background technology since LED lamp tube quantity is more, small volume and due to being limited by product structure etc., for
The LED lamp tube of failure is difficult to the test that is accurately positioned and is powered, since circuit row connects or external inside LED product
The local circuit heat that voltage and current is excessive and generates is warmmer,, can be to LED if temperature is excessively high especially in LED lamp tube position
The service life of lamp causes the problem of very serious influence.
To achieve the above object, the present invention provides the following technical solutions:A kind of LED light positioning with ventilation and heat effect
Control system, including main control unit and radiator fan, the main control unit by conducting wire respectively with cooling channel unit,
LED lamp, light sensation detection unit and circuit power unit electrically export connection, and cooling channel unit by conducting wire respectively with dissipate
Thermal control units and tachogenerator are electrically connected, and the left end electrical interface of the radiator fan passes through conducting wire and radiating control list
Member is electrically connected, and the right side interface of radiator fan is electrically connected by conducting wire and tachogenerator, the LED lamp respectively with
1 signal lamp, 2 signal lamps and 3 signal lamps are electrically connected, and 1 signal lamp, 2 signal lamps and 3 signal lamps by conducting wire and survey the electronic box electrically company of input
Connect, the light sensation detection unit by conducting wire respectively with No. 1 photoelectric sensor, No. 2 photoelectric sensors and No. 3 photoelectric sensor electricity
Property output connection, and No. 1 photoelectric sensor, No. 2 photoelectric sensors and No. 3 photoelectric sensors by conducting wire and signal receive with
Processing unit is electrically connected, and the survey electronic box, which is electrically inputted by conducting wire with current sensor, to be connect, and current sensor passes through
Conducting wire is electrically connected with microprocessor, and the signal, which is received, to be electrically connected with processing unit by conducting wire and information transmitting unit,
And information transmitting unit is electrically connected by conducting wire and WIFI module and serial communication modular respectively, the signal receives and processing
Unit and survey electronic box are electrically exported with central processing unit by conducting wire and are connect.
Preferably, the cooling channel unit, LED lamp, light sensation detection unit and circuit power unit and main control list
It is to be electrically connected in parallel, and circuit power unit is examined by conducting wire and cooling channel unit, LED lamp and light sensation respectively between member
Unit is surveyed to be electrically connected.
Preferably, between the radiating control unit and radiator fan to be electrically connected in series, and radiator fan with test the speed
It is electrically to be connected in parallel between sensor, radiating control unit and tachogenerator.
Preferably, between 1 signal lamp and No. 1 photoelectric sensor, between 2 signal lamps and No. 2 photoelectric sensors and 3 signal lamps
It is electrically connected in series by conducting wire between No. 3 photoelectric sensors, and No. 1 photoelectric sensor, No. 2 photoelectric sensors, No. 3 light
Electric transducer is electrically connected in parallel with light sensation detection unit respectively.
Preferably, it is to be electrically connected in parallel between 1 signal lamp, 2 signal lamps and 3 signal lamps, and 1 signal lamp, 2 signal lamps and 3 signal lamps
It is electrically connected in series respectively with survey electronic box.
Preferably, be electrically connected in series by conducting wire between survey electronic box and the current sensor, and current sensor with
It is electrically connected in series by logic circuit between microprocessor.
Preferably, the signal, which is received, is electrically connected in series between processing unit and information transmitting unit by conducting wire,
And between WIFI module, serial communication modular and information transmitting unit it is electrical parallel circuit.
Preferably, to be electrically connected in series between survey electronic box and the central processing unit, and electronic box and central processing are surveyed
It is logic circuit between unit.
Preferably, the main control unit is electrically connected by conducting wire and central processing unit, and central processing unit with
It is to be electrically connected in series between signal reception and processing unit.
Compared with prior art, beneficial effects of the present invention are as follows:
1, cooling channel unit, LED lamp, light sensation detection unit and circuit power unit pass through master control respectively in the present invention
Unit processed controls itself connecting and disconnecting of the circuit, and circuit power unit is that cooling channel unit, LED lamp and light sensation detection unit difference are defeated
Power transmission stream ensures independent control ability of the main control unit to cooling channel unit, LED lamp and light sensation detection unit.
2, radiating control unit directly controls the current switching at radiator fan in the present invention, and the wind-force at radiator fan is big
Small to be monitored by tachogenerator, the model SZMB-5 of tachogenerator mainly feeds back the wind speed of radiator fan
Radiating control unit is given, control is adjusted to the speed of radiator fan by radiating control unit, makes the heat dissipation of radiator fan
Wind speed is suitable.
3,1 signal lamp, 2 signal lamps and 3 signal lamps obtain electric current of make-and-break by LED lamp in the present invention, and start to work, and survey electronic box
In be provided with the circuit measurings instrument such as ammeter, voltmeter, it is whether normal for detecting each lamp current voltage, pass through electric current
Voltage value judges the circuit connection of each fluorescent tube one fluorescent tube corresponds to a photoelectric sensor, No. 1 photoelectric sensing
Device, No. 2 photoelectric sensors, No. 3 photoelectric sensors model be HPI307, convert light energy into telecommunications using photoelectric sensor
Number particular job principle, directly feed back the luminous situation of each lamp strip position, by electric signal power judge lamp tube service life,
Each fluorescent tube is composed of number, and each fluorescent tube is connect with a photoelectric sensor, and information is respectively transmitted by photoelectric sensor, real
Existing lamp strip position is accurately positioned purpose.
4, the present invention is by surveying the electrical connection between electronic box and current sensor, the model of current sensor
Current information is passed to microprocessor by current sensor, is carried out in the microprocessor by logic circuit by HKA-3YSD
Judge, judge whether electric current is normal, if current data is abnormal, refers to control is sent to radiating control unit after information processing
It enables, radiating control unit controls radiator fan and starts, and issuable heat away will be influenced by electric current, and realization dissipates circuit
Heat preventive protects purpose.
5, the present invention is received by signal and is handled circuit information with processing unit, and by information transmitting unit and
Electrical connection between WIFI module, serial communication modular sends a signal to data terminal, surveys electronic box and passes electric signal
Central processing unit is given, logic judgment is carried out to current-voltage information by the logic circuit inside central processing unit, if
Information is normally then directly spread out of by information transmitting unit, and control instruction is sent to main control unit if abnormal, to former electricity
Road carries out reconnect test, this process is actually also that the process of feedback test is carried out to circuit, in order that obtaining accurately
Fault information, signal receive with processing unit communicates information to central processing unit, for central processing unit into
The comprehensive logic judgment of row.
Description of the drawings
Fig. 1 is workflow schematic diagram of the present invention;
Fig. 2 is that the present invention surveys electronic box and radiating control cellular logic control schematic diagram;
Fig. 3 is that the present invention surveys electronic box and central processing unit logic control schematic diagram.
In figure:1, main control unit, 2, cooling channel unit, 3, LED lamp, 4, light sensation detection unit, 5, circuit power
Unit, 6, radiating control unit, 7, tachogenerator, 8, radiator fan, 9,1 signal lamp, 10,2 signal lamps, 11,3 signal lamps, 12, No. 1
Photoelectric sensor, 13, No. 2 photoelectric sensors, 14, No. 3 photoelectric sensors, 15, microprocessor, 16, current sensor, 17, survey
Electronic box, 18, signal receives and processing unit, 19, information transmitting unit, 20, WIFI module, 21, serial communication modular, 22, in
Central Processing Unit.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of LED light positioning control with ventilation and heat effect
System processed, including main control unit 1 and radiator fan 8, main control unit 1 by conducting wire respectively with cooling channel unit 2, LED
The electrically output connection of lamp body 3, light sensation detection unit 4 and circuit power unit 5, and cooling channel unit 2 by conducting wire respectively with
Radiating control unit 6 and tachogenerator 7 are electrically connected, cooling channel unit 2, LED lamp 3, light sensation detection unit 4 and circuit
It is to be electrically connected in parallel, and circuit power unit 5 is led to by conducting wire with cooling respectively between power unit 5 and main control unit 1
Wind unit 2, LED lamp 3 and light sensation detection unit 4 are electrically connected, cooling channel unit 2, LED lamp 3, light sensation detection unit 4
Itself connecting and disconnecting of the circuit is controlled by main control unit 1 respectively with circuit power unit 5, circuit power unit 5 is cooling channel list
Member 2, LED lamp 3 and light sensation detection unit 4 convey electric current respectively, ensure main control unit 1 to cooling channel unit 2, LED light
The left end electrical interface of the independent control ability of body 3 and light sensation detection unit 4, radiator fan 8 passes through conducting wire and radiating control list
Member 6 is electrically connected, and the right side interface of radiator fan 8 is electrically connected by conducting wire and tachogenerator 7, radiating control unit 6
To be electrically connected in series between radiator fan 8, and radiator fan 8 and tachogenerator 7, radiating control unit 6 and the biography that tests the speed
It is to be electrically connected in parallel between sensor 7, radiating control unit 6 directly controls the current switching at radiator fan 8, radiator fan
Wind-force size at 8 is monitored by tachogenerator 7, the model SZMB-5 of tachogenerator 7, mainly by radiation air
The wind speed of fan 8 feeds back to radiating control unit 6, and control is adjusted to the speed of radiator fan 8 by radiating control unit 6,
Keep the heat dissipation wind speed of radiator fan 8 suitable, LED lamp 3 is electrically connected with 1 signal lamp 9,2 signal lamps 10 and 3 signal lamps 11 respectively, and No. 1
By conducting wire, electrically input connects with electronic box 17 is surveyed for lamp 9,2 signal lamps 10 and 3 signal lamps 11,1 signal lamp 9,2 signal lamps 10 and 3 signal lamps 11
Between be electrically be connected in parallel, and 1 signal lamp 9,2 signal lamps 10 and 3 signal lamps 11 respectively with survey electronic box 17 be electrically connected in series, 1 signal lamp
9,2 signal lamps 10 and 3 signal lamps 11 obtain electric current of make-and-break by LED lamp 3, and start to work, survey electronic box 17 in be provided with ammeter,
The circuit measurings instrument such as voltmeter, it is whether normal for detecting each lamp current voltage, by Current Voltage numerical value to each lamp
The circuit connection of pipe judged, light sensation detection unit 4 by conducting wire respectively with 12, No. 2 photoelectric transfers of No. 1 photoelectric sensor
Sensor 13 and No. 3 electrically output connections, and 12, No. 2 photoelectric sensors 13 of No. 1 photoelectric sensor and No. 3 light of photoelectric sensor 14
Electric transducer 14 is received by conducting wire and signal and is electrically connected with processing unit 18,1 signal lamp 9 and No. 1 photoelectric sensor 12 it
Between, it is electrical by conducting wire between 2 signal lamps 10 and No. 2 photoelectric sensors 13 and between 3 signal lamps 11 and No. 3 photoelectric sensors 14
Be connected in series with, and No. 1 photoelectric sensor 13,3 of photoelectric sensor 12,2 photoelectric sensor 14 respectively with light sensation detection unit 4
It is electrically connected in parallel, a fluorescent tube corresponds to a photoelectric sensor, No. 1 light of photoelectric sensor 13,3 of photoelectric sensor 12,2
The model of electric transducer 14 is HPI307, particular job principle of electric signal is converted light energy into using photoelectric sensor, directly
The luminous situation of the reversed each lamp strip position of feedback judges that lamp tube service life, each fluorescent tube are composed of number by the power of electric signal,
Each fluorescent tube is connect with a photoelectric sensor, and information is respectively transmitted by photoelectric sensor, realizes the accurate fixed of lamp strip position
Position purpose, surveying electronic box 17, electrically input connects by conducting wire and current sensor 16, and current sensor 16 by conducting wire with it is micro-
Processor 15 is electrically connected, and is surveyed between electronic box 17 and current sensor 16 and is electrically connected in series by conducting wire, and current sensor
It is electrically connected in series by logic circuit between 16 and microprocessor 15, it is electrically to connect to survey between electronic box 17 and current sensor 16
It connects, the model HKA-3YSD of current sensor 16, current information is passed to by microprocessor 15 by current sensor 16,
Judged by logic circuit in microprocessor 15, judges whether electric current is normal, if current data is abnormal, at information
Control instruction is sent to radiating control unit 6 after reason, radiating control unit 6 controls radiator fan 8 and starts, and will be influenced by electric current can
The heat away that can be generated realizes to the heat dissipation prevention & protection purpose of circuit, signal receive with processing unit 18 by conducting wire with
Information transmitting unit 19 is electrically connected, and information transmitting unit 19 passes through conducting wire and WIFI module 20 and serial communication modular respectively
21 are electrically connected, and signal, which is received, to be electrically connected in series between processing unit 18 and information transmitting unit 19 by conducting wire, and
It is electrical parallel circuit between WIFI module 20, serial communication modular 21 and information transmitting unit 19, signal receives single with processing
First 18 pairs of circuit informations are handled, and by between information transmitting unit 19 and WIFI module 20, serial communication modular 21
Electrical connection sends a signal to data terminal, and signal is received with processing unit 18 and survey electronic box 17 by conducting wire in
The electrically output connection of Central Processing Unit 22, is surveyed to be electrically connected in series between electronic box 17 and central processing unit 22, and survey electronic box
It is logic circuit between 17 and central processing unit 22, main control unit 1 is electrically connected by conducting wire and central processing unit 22,
And central processing unit 22 and signal receive between processing unit 18 to be electrically connected in series, and survey electronic box 17 and transmit electric signal
To central processing unit 22, logic judgment is carried out to current-voltage information by the logic circuit inside central processing unit 22,
If information normally if directly spread out of by information transmitting unit 19, it is right if abnormal send control instruction to main control unit 1
Primary circuit carries out reconnect test, this process is actually also that the process of feedback test is carried out to circuit, in order that obtaining
Accurate fault information, signal is received communicates information to central processing unit 22 with processing unit 18, for centre
Reason unit 22 carries out comprehensive logic judgment.
Operation principle:For this kind of control system main control unit 1 first control cooling channel unit 2, LED lamp 3,
Light sensation detection unit 4 and circuit power unit 5 work normally, and wherein circuit power unit 5 is cooling channel unit 2, LED light again
Body 3 and light sensation detection unit 4 are individually powered, to ensure that control unit 1 detects cooling channel unit 2, LED lamp 3 and light sensation
The independent control ability of unit 4, circuit under the action of cooling channel unit 2 of radiating control unit 6 is connected, and starts radiation air
Fan 8, radiator fan 8 feed back wind speed by tachogenerator 7, and the model SZMB-5 of tachogenerator 7, tachogenerator 7 will
Wind speed information feeds back to radiating control unit 6, the working speed of radiator fan 8 is adjusted by radiating control unit 6, No. 1
Lamp 9,2 signal lamps 10 and 3 signal lamps 11 light after being powered, when electric current flows through each fluorescent tube, due to the different operating position of fluorescent tube or work
Make mode, current and voltage signals can correspondingly change, using survey electronic box 17 in voltage, current measurement instrument to circuit into
Row electrically monitoring, and information is sent to current sensor 16, information transmitting unit 19 and central processing list by conducting wire respectively
Member 22, the model HKA-3YSD of current sensor 16 send current information to microprocessor 15 and are judged and handled, profit
Electric current is judged with the logic circuit inside microprocessor 15, if electric current is abnormal, sends and controls to radiating control unit 6
System instruction, after radiating control unit 6 obtains command information, is adjusted the wind speed of radiator fan 8, circuit when electric current is abnormal
What middle most probable generated is exactly heating problem, and heat crosses conference and causes very big influence to the service life of LED lamp tube, utilizes micro- place
The logic control for managing device 15 carries out heat radiation protection to the circuit that has generated heat or may generate heat, and pre- hair property is carried out to LED lamp tube
Current signal is fed back to if electric current is normal and surveys the photoelectric sensor of photoelectric sensor 12,2 of electronic box 17,1 by ventilation and heat
13, No. 3 photoelectric sensors 14 correspond to 1 signal lamp 9,2 signal lamps 10 and 3 signal lamps 11 respectively, divide 1 signal lamp 9,2 signal lamps 10 and 3 signal lamps 11
Not carry out optoelectronic induction detection, the model of each photoelectric sensor is HPI307, by each photoelectric sensor to each LED lamp tube
The direct electric signal of brightness is fed back, and judges the service life of each fluorescent tube, and send these information to signal reception and processing unit
18, it is received by signal and is handled and judged with processing unit 18, signal is received divides two-way to transmit information with processing unit 18,
It is to send information to information transmitting unit 19, and send out information eventually by WIFI module 20 and serial communication modular 21 all the way
Terminal device is given, another way is to communicate information to central processing unit 22, is carried for the concentration judgement of central processing unit 22
Pass through centre after the current-voltage information surveyed in electronic box 17 is transmitted to central processing unit 22 for sufficient circuit information
Logic circuit inside reason unit 22 is judged, if Current Voltage is normal, information is directly passed through information transmitting unit 19
It sends out, if Current Voltage is abnormal, information is arranged, and control instruction is sent to main control unit 1, carry out circuit company
Test is connect, determines fault, completes the use process of entire control system like this.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.