CN111263485A - Intelligent LED lamp circuit with fire-fighting emergency lighting function - Google Patents
Intelligent LED lamp circuit with fire-fighting emergency lighting function Download PDFInfo
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- CN111263485A CN111263485A CN202010141361.3A CN202010141361A CN111263485A CN 111263485 A CN111263485 A CN 111263485A CN 202010141361 A CN202010141361 A CN 202010141361A CN 111263485 A CN111263485 A CN 111263485A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention discloses an intelligent LED lamp circuit with a fire-fighting emergency lighting function, which comprises a rectifying circuit, a voltage conversion circuit, a power conversion circuit, a first LED light-emitting circuit, a second LED light-emitting circuit, an emergency control circuit, a storage battery and an intelligent module circuit, wherein the emergency control circuit can be remotely and automatically checked and controlled by communicating an external terminal device with the intelligent module circuit without the need of checking personnel to arrive at the site; the advantage is that routine inspection is convenient, and has reduced whole circuit cost moreover.
Description
Technical Field
The invention relates to an LED lamp circuit with a fire-fighting emergency lighting function, in particular to an intelligent LED lamp circuit with a fire-fighting emergency lighting function.
Background
Along with the popularization of the intelligent lighting concept, the intelligent LED lamp is widely used as an intelligent lighting lamp. The intelligent LED lamp comprises an intelligent communication module and an LED main body circuit, and the intelligent communication module has a function of bidirectional wireless communication with external control terminal equipment. When the intelligent LED lamp is used, the external control terminal equipment sends a control signal to the intelligent communication module through a wireless network, if the control signal is a lamp control signal, the intelligent communication module outputs a corresponding output signal according to the control signal after receiving the control signal, and sets a power conversion circuit in the LED main body circuit, so that the LED main body circuit can realize operations such as lighting, extinguishing, brightness adjustment, color conversion and the like, and if the control signal is a parameter acquisition signal, the intelligent communication module acquires related parameters in the LED main body circuit and sends the related parameters to the external control terminal equipment through the wireless network.
The LED lamp with the fire-fighting emergency lighting function has the fire-fighting emergency function and the ordinary lighting function, can automatically light up to provide necessary lighting or indication when the mains supply is abnormal, and can be used as an ordinary lighting LED lamp when the mains supply is normal. The existing LED lamp with the fire-fighting emergency lighting function is mainly realized by integrating the functions of the fire-fighting emergency LED lamp and the ordinary lighting LED lamp, the cost of the LED lamp is far lower than the sum of the costs of the fire-fighting emergency LED lamp and the ordinary lighting LED lamp, the installation space can be saved, and the LED lamp is widely used. To ensure that the fire emergency LED lamp remains in good working condition at all times, the fire emergency LED lamp requires routine inspection at regular intervals to avoid malfunction and failure. However, the display module for displaying the working state and the device for detecting the abnormality in the existing fire emergency lighting LED lamp are both installed on the fire emergency lighting LED lamp, and when the fire emergency lighting LED lamp needs to be routinely checked, the checking personnel is required to arrive at the site of the fire emergency lighting LED lamp, which is very inconvenient.
Disclosure of Invention
The invention aims to solve the technical problem of providing an intelligent LED lamp circuit with a fire-fighting emergency lighting function, which is convenient to check routinely on the basis of lower cost.
The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent LED lamp circuit with a fire-fighting emergency lighting function comprises a rectifying circuit, a voltage conversion circuit, a power conversion circuit, a first LED light-emitting circuit, a second LED light-emitting circuit, an emergency control circuit, a storage battery and an intelligent module circuit, wherein the emergency control circuit is realized by adopting a special circuit which meets fire-fighting requirements and has an emergency lamp control function, the emergency control circuit has an external voltage abnormity detection function, a function of charge-discharge management of the storage battery, a regular automatic inspection function, a display alarm function and a function of inspection under the control of a switching signal, and the rectifying circuit is connected with commercial power and is used for converting alternating-current voltage of the commercial power into direct-current voltage for output; the voltage conversion circuit is respectively connected with the rectifying circuit, the emergency control circuit and the intelligent module circuit, and is used for converting the direct-current voltage output by the rectifying circuit and then providing working voltage for the emergency control circuit and the intelligent module circuit; the emergency control circuit is respectively connected with the storage battery and the second LED light-emitting circuit, when the mains voltage accessed by the rectifying circuit is normal, if the voltage of the storage battery is lower than a set threshold voltage, the emergency control circuit charges the storage battery, and stops charging the storage battery when the voltage of the storage battery is larger than or equal to the set threshold voltage, and at the moment, the emergency control circuit does not provide working voltage for the second LED light-emitting circuit, at the moment, the second LED light-emitting circuit does not emit light, when the emergency control circuit detects that the mains voltage is abnormal, the emergency control circuit provides working voltage for the second LED light-emitting circuit by using the electric energy of the storage battery, at the moment, the second LED light-emitting circuit emits light, and the intelligent module circuit is respectively connected with the emergency control circuit and the power conversion circuit, the power conversion circuit is respectively connected with the rectification circuit and the first LED light-emitting circuit, the intelligent module circuit and the external terminal equipment are communicated through a wireless network, the intelligent module circuit receives a control signal of the external terminal equipment, the control signal of the external terminal equipment has three types, the first type is a light-emitting control signal for controlling the light-emitting state (light-emitting, non-light-emitting, light-emitting brightness adjustment and light-emitting color adjustment) of the first LED light-emitting circuit, the second type is a state acquisition control signal for acquiring the working state of the emergency control circuit, the third type is a self-checking control signal for controlling the emergency control circuit to perform self-checking, and when the control signal of the external terminal equipment received by the intelligent module circuit is the light-emitting control signal, the intelligent module circuit generates a corresponding light-control signal, the power conversion circuit is controlled to convert direct current voltage output by the rectification circuit into direct current matched with a light control signal, the first LED light-emitting circuit is enabled to enter a corresponding light-emitting state, when a control signal of external terminal equipment received by the intelligent module circuit is a state acquisition control signal, the intelligent module circuit acquires the current working state of the emergency control circuit and sends the current working state to the external terminal equipment through a wireless network, and when the control signal of the external terminal equipment received by the intelligent module circuit is a self-checking control signal, the intelligent module circuit generates a self-checking driving signal to drive the emergency control circuit to automatically check whether the function of the emergency control circuit is normal or not, and reads a check result of the emergency control circuit and sends the check result to the external terminal equipment through the wireless network.
The intelligent module circuit comprises a power conversion circuit, a storage battery, an intelligent module circuit and a power conversion circuit, wherein the power conversion circuit comprises a positive electrode, a negative electrode, a control end and an output end; the emergency control circuit is provided with a positive electrode, a negative electrode, a detection end, a battery connection end, a positive output end, a negative output end and a bidirectional signal end, the live wire input end of the rectification circuit is used for being connected with the live wire of commercial power, the zero wire input end of the rectification circuit is used for being connected with the zero wire of the commercial power, the output end of the rectification circuit, the detection end of the emergency control circuit, the input end of the voltage conversion circuit, the positive electrode of the power conversion circuit and the positive electrode of the first LED light-emitting circuit are connected, the negative electrode of the first LED light-emitting circuit is connected with the output end of the power conversion circuit, the output end of the voltage conversion circuit, the positive electrode of the emergency control circuit and the positive electrode of the intelligent module circuit are connected, and the battery connection end of the emergency control circuit and the positive electrode of the storage battery are connected, the positive output end of the emergency control circuit is connected with the positive electrode of the second LED light-emitting circuit, the negative output end of the emergency control circuit is connected with the negative electrode of the second LED light-emitting circuit, and the bidirectional signal end of the emergency control circuit is connected with the bidirectional signal end of the intelligent module circuit; the control end of the intelligent module circuit is connected with the control end of the power conversion circuit; the grounding end of the rectifying circuit, the negative electrode of the power conversion circuit, the grounding end of the voltage conversion circuit, the negative electrode of the emergency control circuit and the negative electrode of the storage battery are connected with the negative electrode of the intelligent module circuit; the emergency control circuit detects the output voltage of the rectifying circuit through a detection end thereof by utilizing the corresponding relation between the output voltage of the rectifying circuit and the mains voltage, judges whether the mains voltage is abnormal, the default state of a bidirectional signal end of the emergency control circuit is an input port and is in a signal input state, and when the emergency control circuit automatically detects the abnormality of the emergency function of the emergency control circuit, the bidirectional signal end of the emergency control circuit is changed into an output port and is in a high-level output state; when the bidirectional signal end of the emergency control circuit is used as an input port, if the bidirectional signal end of the emergency control circuit is used as a self-checking control signal, the emergency control circuit checks the self-checking control signal for the emergency function, if the emergency function is normal, the check is qualified, the bidirectional signal end of the emergency control circuit is kept as the input port, if the emergency function is abnormal, the check is unqualified, and the bidirectional signal end of the emergency control circuit is changed into an output port to output a high level; the intelligent module circuit can read the working state of the emergency control circuit through the bidirectional signal end of the intelligent module circuit at any time, when the bidirectional signal end of the emergency control circuit is in a signal input state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in a low level, when the bidirectional signal end of the emergency control circuit is in a high level output state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in a high level, if the intelligent module circuit needs to control the emergency control circuit to carry out forced inspection under the normal emergency function condition, the bidirectional signal end of the intelligent module circuit is set as an output port after the bidirectional signal end of the intelligent module circuit reads the low level, and the bidirectional signal end of the intelligent module circuit is set as an output port according to a preset protocol, and outputting a self-checking control signal consisting of a high level and a low level which are changed according to a set rule, and setting a bidirectional signal end of the self-checking control signal as an input port to obtain a signal from a bidirectional signal end of the emergency control circuit, so that a detection result of the emergency control circuit after the forced inspection is finished can be detected.
The intelligent module circuit comprises an intelligent communication module, a first capacitor, a second capacitor and an LDO voltage-stabilizing chip, wherein the intelligent communication module is of a WIFI, ZIGBEE or Bluetooth type, the intelligent communication module is provided with an anode, a cathode, a PWM port in a PWM output mode and an input/output port capable of being set as a common input port or an output port, the LDO voltage-stabilizing chip is provided with a voltage input pin, a voltage output pin and a cathode, the second capacitor is an electrolytic capacitor, one end of the first capacitor is connected with the voltage input pin of the LDO voltage-stabilizing chip, the connecting end of the first capacitor is the anode of the intelligent module circuit, the voltage output pin of the LDO voltage-stabilizing chip, the anode of the second capacitor is connected with the anode of the intelligent communication module, and the other end of the first capacitor, the cathode of the second capacitor, the other end of the first capacitor, The negative pole of LDO steady voltage chip with intelligent communication module's negative pole connect and its link be intelligent module circuit's negative pole, intelligent communication module's PWM port do intelligent module circuit's control end, intelligent communication module's input/output port do intelligent module circuit bidirectional signal end.
The emergency control circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a third capacitor, a fourth capacitor, a fifth capacitor, a first diode, a second diode, a third diode, a yellow light-emitting diode, a green light-emitting diode, a red light-emitting diode, a key switch, a buzzer, a patch inductor and a first integrated circuit chip, wherein the model of the first integrated circuit chip is QW2680, the first diode, the second diode and the third diode are rectifier diodes, the third capacitor, the fourth capacitor and the fifth capacitor are electrolytic capacitors, the anode of the first diode is the anode of the emergency control circuit, one end of the first resistor is the detection end of the emergency control circuit, the other end of the first resistor, one end of the second resistor and one end of the key switch are connected with the No. 2 pin of the first integrated circuit chip, the connecting end of the first resistor and one end of the second resistor are bidirectional signal ends of the emergency control circuit, and the other end of the second resistor is connected with the anode of the yellow light-emitting diode; the cathode of the first diode, one end of the third resistor, one end of the sixth resistor, the anode of the third capacitor and the 1 st pin of the first integrated circuit chip are connected; the 3 rd pin of the first integrated circuit chip is connected with one end of the fourth resistor, the other end of the fourth resistor is connected with the positive electrode of the buzzer, the 5 th pin of the first integrated circuit chip and one end of the fifth resistor are connected with the positive electrode of the red light-emitting diode, the other end of the fifth resistor, the negative electrode of the red light-emitting diode and one end of the patch inductor are connected, and the connecting end of the fifth resistor and the negative electrode of the red light-emitting diode is the battery connecting end of the emergency control circuit; the other end of the chip inductor, the anode of the third diode and the 6 th pin of the first integrated circuit chip are connected; the negative electrode of the third diode, the positive electrode of the second diode, the positive electrode of the fifth capacitor, one end of the eighth resistor and the 7 th pin of the first integrated circuit chip are connected, and the connecting end of the eighth resistor and the 7 th pin of the first integrated circuit chip is the positive output end of the emergency control circuit; the cathode of the second diode is connected with the other end of the sixth resistor; the other end of the eighth resistor, one end of the seventh resistor and one end of the ninth resistor are connected, and the connection end of the eighth resistor, the one end of the seventh resistor and one end of the ninth resistor are the negative output end of the emergency control circuit, the other end of the seventh resistor, the anode of the fourth capacitor, the anode of the green light emitting diode and the 8 th pin of the first integrated circuit chip are connected, the other end of the key switch, the cathode of the yellow light emitting diode, the cathode of the green light emitting diode, the cathode of the buzzer, the cathode of the third capacitor, the cathode of the fourth capacitor, the cathode of the fifth capacitor, the other end of the third resistor, the other end of the ninth resistor and the 4 th pin of the first integrated circuit chip are connected, and the connection end of the third resistor, the anode of the green light emitting diode and the 8 th pin of the first integrated circuit chip is the cathode of the emergency control circuit. This emergency control circuit can realize the required function of fire control emergency lighting LED lamp, and can manage the charge-discharge of the battery of 1.2V voltage, and through the mode that steps up, the second LED luminescent circuit who drives the connection after converting battery voltage is luminous, and the function is complete, and is with low costs.
Rectifier circuit adopt full-bridge rectifier circuit to realize, full-bridge rectifier circuit have two alternating current input ends, anodal output and negative pole output, full-bridge rectifier circuit's an alternating current input end do rectifier circuit's live wire input end, another alternating current input end do rectifier circuit's zero line input end, full-bridge rectifier circuit's anodal output do rectifier circuit's output, full-bridge rectifier circuit's negative pole output do rectifier circuit's earthing terminal.
The power conversion circuit is realized by adopting a voltage-reducing type LED constant-current control circuit with a PWM modulation function and mature technology, wherein one end of the voltage-reducing type LED constant-current control circuit, which is used for being connected with the positive pole of a power supply voltage, is the positive pole of the power conversion circuit, one end of the voltage-reducing type LED constant-current control circuit, which is used for being connected with the negative pole of an LED luminous circuit, is the output end of the power conversion circuit, one end of the voltage-reducing type LED constant-current control circuit, which is used for being connected with the negative pole of the power supply voltage, is the negative pole of the power conversion circuit, and the PWM access end, which is used for controlling the magnitude of output current, of the voltage-reducing type LED constant.
The storage battery is a nickel-hydrogen battery or a nickel-chromium battery.
The first LED luminous circuit is realized by LED luminous modules formed by connecting a plurality of LED luminous bodies in series-parallel connection, the anode of each LED luminous module is the anode of the first LED luminous circuit, the cathode of each LED luminous module is the cathode of the first LED luminous circuit, each second LED luminous circuit comprises a first LED luminous body and a second LED luminous body, the anode of each first LED luminous body is the anode of the second LED luminous circuit, the cathode of each first LED luminous body is connected with the anode of the corresponding second LED luminous body, and the cathode of each second LED luminous body is the cathode of the corresponding second LED luminous circuit.
Compared with the prior art, the intelligent LED lamp circuit with the fire-fighting emergency lighting function is formed by the rectifying circuit, the voltage conversion circuit, the power conversion circuit, the first LED light-emitting circuit, the second LED light-emitting circuit, the emergency control circuit, the storage battery and the intelligent module circuit, the emergency control circuit is realized by adopting a special circuit which meets the fire-fighting requirement and has the emergency lamp control function, the emergency control circuit has the external voltage abnormity detection function, the function of charging and discharging management of the storage battery, the regular automatic inspection function, the display alarm function and the inspection function under the control of a switching signal, and the rectifying circuit is connected with commercial power and is used for converting the alternating voltage of the commercial power into the direct voltage for output; the voltage conversion circuit is respectively connected with the rectifying circuit, the emergency control circuit and the intelligent module circuit, and is used for converting the direct-current voltage output by the rectifying circuit and then providing working voltage for the emergency control circuit and the intelligent module circuit; the emergency control circuit is respectively connected with the storage battery and the second LED light-emitting circuit, when the mains voltage connected to the rectifying circuit is normal, if the voltage of the storage battery is lower than a set threshold voltage, the emergency control circuit charges the storage battery, and stops charging the storage battery when the voltage of the storage battery is greater than or equal to the set threshold voltage, and does not provide working voltage for the second LED light-emitting circuit at the moment, the second LED light-emitting circuit does not emit light at the moment, when the emergency control circuit detects that the mains voltage is abnormal, the emergency control circuit provides working voltage for the second LED light-emitting circuit by using the electric energy of the storage battery, the second LED light-emitting circuit emits light at the moment, the intelligent module circuit is respectively connected with the emergency control circuit and the power conversion circuit, the power conversion circuit is respectively connected with the rectifying circuit and the first LED light-emitting circuit, and the intelligent module circuit and the external terminal equipment, the intelligent module circuit receives a control signal of the external terminal device, the control signal of the external terminal device has three types, the first type is a light-emitting control signal for controlling the light-emitting state (light-emitting, non-light-emitting, light-emitting brightness adjustment and light-emitting color adjustment) of the first LED light-emitting circuit, the second type is a state acquisition control signal for acquiring the working state of the emergency control circuit, the third type is a self-checking control signal for controlling the emergency control circuit to perform self-checking, when the control signal of the external terminal device received by the intelligent module circuit is the light-emitting control signal, the intelligent module circuit generates a corresponding light-control signal, the control power conversion circuit converts the direct current voltage output by the rectification circuit into a direct current matched with the light-control signal to enable the first LED light-emitting circuit to enter the corresponding light-emitting state, and when the control signal of the external terminal device received by the intelligent module circuit is the state acquisition control signal, the intelligent module circuit obtains the current working state of the emergency control circuit and sends the current working state to the external terminal equipment through the wireless network, when the control signal of the external terminal equipment received by the intelligent module circuit is a self-checking control signal, the intelligent module circuit generates a self-checking driving signal to drive the emergency control circuit to automatically check whether the function is normal or not, and reads the check result of the emergency control circuit and sends the check result to the external terminal equipment through the wireless network, the invention can realize the remote automatic check control of the emergency control circuit through the communication between the external terminal equipment and the intelligent module circuit, does not need to check personnel to arrive at the site, is convenient for routine check, and utilizes the characteristic that the intelligent LED lamp does not need to be powered off and turn off the lamp, so that the emergency lighting function circuit and the common lighting function circuit share the same rectifying circuit and the voltage, when the emergency lighting function is started and the second LED light-emitting circuit emits light, electric energy is not provided for the intelligent module circuit, and therefore the lighting time of the storage battery for supplying power can be prolonged.
Drawings
FIG. 1 is a block diagram of an intelligent LED lamp circuit with fire emergency lighting of the present invention;
fig. 2 is a partial circuit diagram of the intelligent LED lamp circuit with fire emergency lighting function of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
Example (b): as shown in fig. 1, an intelligent LED lamp circuit with a fire-fighting emergency lighting function includes a rectifier circuit, a voltage conversion circuit, a power conversion circuit, a first LED light-emitting circuit, a second LED light-emitting circuit, an emergency control circuit, a storage battery and an intelligent module circuit, wherein the emergency control circuit is implemented by a special circuit having an emergency lamp control function meeting fire-fighting requirements, the emergency control circuit has an external voltage abnormality detection function, a function of charge and discharge management of the storage battery, a regular automatic inspection function, a display alarm function and a function of inspection under the control of a switching signal, and the rectifier circuit is connected with a mains supply and is used for converting an alternating current voltage of the mains supply into a direct current voltage for output; the voltage conversion circuit is respectively connected with the rectifying circuit, the emergency control circuit and the intelligent module circuit, and is used for converting the direct-current voltage output by the rectifying circuit and then providing working voltage for the emergency control circuit and the intelligent module circuit; the emergency control circuit is respectively connected with the storage battery and the second LED light-emitting circuit, when the mains voltage connected to the rectifying circuit is normal, if the voltage of the storage battery is lower than a set threshold voltage (the threshold voltage is set at the emergency control circuit according to actual use requirements), the emergency control circuit charges the storage battery, when the voltage of the storage battery is larger than or equal to the set threshold voltage, the storage battery stops charging, and at the moment, the emergency control circuit does not provide working voltage for the second LED light-emitting circuit, at the moment, the second LED light-emitting circuit does not emit light, when the emergency control circuit detects that the mains voltage is abnormal, the emergency control circuit provides working voltage for the second LED light-emitting circuit by using the electric energy of the storage battery, at the moment, the second LED light-emitting circuit emits light, the intelligent module circuit is respectively connected with the emergency control circuit and the power conversion circuit, and the power conversion circuit is respectively connected with, the intelligent module circuit is communicated with the external terminal equipment through a wireless network, the intelligent module circuit receives a control signal of the external terminal equipment, the control signal of the external terminal equipment has three types, the first type is a light-emitting control signal for controlling the light-emitting state (the light-emitting state comprises four types including light-emitting state, non-light-emitting state, light-emitting brightness adjustment and light-emitting color adjustment) of the first LED light-emitting circuit, the second type is a state acquisition control signal for acquiring the working state of the emergency control circuit, the third type is a self-checking control signal for controlling the emergency control circuit to perform self-checking, when the control signal of the external terminal equipment received by the intelligent module circuit is the light-emitting control signal, the intelligent module circuit generates a corresponding light-control signal and controls the power conversion circuit to convert the direct-current voltage output by the rectification circuit into direct current matched with the light, the first LED light-emitting circuit is enabled to enter a corresponding light-emitting state, when a control signal of the external terminal device received by the intelligent module circuit is a state acquisition control signal, the intelligent module circuit acquires the current working state of the emergency control circuit and sends the current working state to the external terminal device through a wireless network, when the control signal of the external terminal device received by the intelligent module circuit is a self-checking control signal, the intelligent module circuit generates a self-checking driving signal which drives the emergency control circuit to automatically check whether the function of the emergency control circuit is normal or not, and a check result of reading the emergency control circuit is sent to the external terminal device through the wireless network.
In this embodiment, the rectifier circuit has a live wire input end, a zero line input end, an output end and a ground end, the first LED light-emitting circuit and the second LED light-emitting circuit have a positive electrode and a negative electrode respectively, the voltage conversion circuit has an input end, an output end and a ground end, the power conversion circuit has a positive electrode, a negative electrode, a control end and an output end, the storage battery has a positive electrode and a negative electrode, and the intelligent module circuit has a positive electrode, a negative electrode, a control end and a bidirectional signal end; the emergency control circuit is provided with a positive electrode, a negative electrode, a detection end, a battery connecting end, a positive output end, a negative output end and a bidirectional signal end, wherein the live wire input end of the rectifying circuit is used for connecting the live wire of commercial power, the zero wire input end of the rectifying circuit is used for connecting the zero wire of the commercial power, the output end of the rectifying circuit, the detection end of the emergency control circuit, the input end of the voltage conversion circuit, the positive electrode of the power conversion circuit and the positive electrode of the first LED light-emitting circuit are connected, the negative electrode of the first LED light-emitting circuit and the output end of the power conversion circuit are connected, the output end of the voltage conversion circuit and the positive electrode of the emergency control circuit are connected, the battery connecting end of the emergency control circuit and the positive electrode of the storage battery are connected, the positive output end of the emergency control circuit and the positive electrode of the second LED light-emitting circuit, the bidirectional signal end of the emergency control circuit is connected with the bidirectional signal end of the intelligent module circuit; the control end of the intelligent module circuit is connected with the control end of the power conversion circuit; the grounding end of the rectification circuit, the negative electrode of the power conversion circuit, the grounding end of the voltage conversion circuit, the negative electrode of the emergency control circuit, the negative electrode of the storage battery and the negative electrode of the intelligent module circuit are connected; the emergency control circuit utilizes the corresponding relation between the output voltage of the rectifying circuit and the mains voltage, detects the output voltage of the rectifying circuit through the detection end of the emergency control circuit, judges whether the mains voltage is abnormal, the default state of the bidirectional signal end of the emergency control circuit is an input port and is in a signal input state, when the emergency control circuit automatically detects the self emergency function of the emergency control circuit to be abnormal, the bidirectional signal end of the emergency control circuit is changed into an output port and is in a high-level output state, and when the bidirectional signal end of the emergency control circuit is used as the input port, the emergency control circuit tests the self emergency function according to the self-test control signal after receiving the self-test control signal, if the emergency function is normal, the test is qualified, the bidirectional signal end of the emergency control circuit is kept as the input port, if the emergency function is, when the bidirectional signal end of the emergency control circuit is in a signal input state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in a low level, when the bidirectional signal end of the emergency control circuit is in a high level output state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in a high level, if the intelligent module circuit needs to control the emergency control circuit to carry out forced inspection under the normal emergency function condition, the intelligent module circuit sets the bidirectional signal end as an output port after the bidirectional signal end of the intelligent module circuit reads the low level, and the intelligent module circuit outputs the high level according to a preset protocol, and outputting a self-checking control signal consisting of a high level and a low level which are changed according to a set rule, and setting a bidirectional signal end of the self-checking control signal as an input port to obtain a signal from a bidirectional signal end of the emergency control circuit, so that a detection result of the emergency control circuit after the forced inspection is finished can be detected.
In this embodiment, as shown in fig. 2, the smart module circuit includes a smart communication module T1, a first capacitor C1, a second capacitor C2 and an LDO regulator chip T2, the smart communication module T1 is a kind of smart communication module T1 such as WIFI, ZIGBEE or bluetooth, the smart communication module T1 has a positive electrode, a negative electrode, a PWM port set to a PWM output mode and an input/output port capable of being set as a common input port or an output port, the LDO regulator chip T2 has a voltage input pin, a voltage output pin and a negative electrode, the second capacitor C2 is an electrolytic capacitor, one end of the first capacitor C1 is connected to the voltage input pin of the LDO regulator chip T2, and a connection end of the first capacitor C1 is a positive electrode of the smart module circuit, the voltage output pin of the LDO regulator chip T2, the positive electrode of the second capacitor C2 is connected to the positive electrode of the smart communication module T1, the other end of the first capacitor C1, the negative electrode of the second capacitor C2, the negative electrode of the LDO regulator chip T2 and a connection end of the smart communication module T1 are The PWM port of the intelligent communication module T1 is the control terminal of the intelligent module circuit, and the input/output port of the intelligent communication module T1 is the bidirectional signal terminal of the intelligent module circuit.
In this embodiment, as shown in fig. 2, the emergency control circuit includes a first resistor R1, a second resistor R2, a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a seventh resistor R7, an eighth resistor R8, a ninth resistor R9, a third capacitor C3, a fourth capacitor C4, a fifth capacitor C5, a first diode D1, a second diode D2, a third diode D3, a yellow light emitting diode LEDY, a green light emitting diode LEDG, a red light emitting diode LEDR, a key switch S1, a buzzer LS, a patch inductor L1, and a first integrated circuit chip U1, the first integrated circuit chip U1 is of QW2680, the first diode D1, the second diode D1, and the third diode D1 are all rectifier diodes, the first capacitor C1, the fifth capacitor C1, the first diode D1 is an anode of the emergency control circuit 1, and the emergency control circuit 1 is the first diode 1, the other end of the first resistor R1, one end of the second resistor R2 and one end of the key switch S1 are connected with the No. 2 pin of the first integrated circuit chip U1, the connection end of the first resistor R2 and the second resistor R2 is a bidirectional signal end of the emergency control circuit, and the other end of the second resistor R2 is connected with the anode of the yellow light-emitting diode LEDY; the cathode of the first diode D1, one end of the third resistor R3, one end of the sixth resistor R6, the anode of the third capacitor C3 and the 1 st pin of the first integrated circuit chip U1 are connected; the 3 rd pin of the first integrated circuit chip U1 is connected with one end of a fourth resistor R4, the other end of the fourth resistor R4 is connected with the anode of the buzzer LS, the 5 th pin of the first integrated circuit chip U1 and one end of a fifth resistor R5 are connected with the anode of a red light-emitting diode LEDR, the other end of the fifth resistor R5, the cathode of the red light-emitting diode LEDR and one end of a patch inductor L1 are connected, and the connection end of the fifth resistor R5 and one end of the patch inductor L1 is the battery connection end of the emergency control circuit; the other end of the chip inductor L1, the anode of the third diode D3, and the 6 th pin of the first integrated circuit chip U1 are connected; the negative electrode of the third diode D3, the positive electrode of the second diode D2, the positive electrode of the fifth capacitor C5, one end of the eighth resistor R8 and the 7 th pin of the first integrated circuit chip U1 are connected, and the connection end of the eighth resistor R8 is the positive output end of the emergency control circuit; the cathode of the second diode D2 is connected with the other end of the sixth resistor R6; the other end of the eighth resistor R8, one end of the seventh resistor R7 and one end of the ninth resistor R9 are connected, and the connection ends of the eighth resistor R8, the seventh resistor R7, the anode of the fourth capacitor C4, the anode of the green light-emitting diode LEDG and the 8 th pin of the first integrated circuit chip U1 are connected, the other end of the key switch S1, the cathode of the yellow light-emitting diode LEDG, the cathode of the green light-emitting diode LEDG, the cathode of the buzzer LS, the cathode of the third capacitor C3, the cathode of the fourth capacitor C4, the cathode of the fifth capacitor C5, the other end of the third resistor R3, the other end of the ninth resistor R9 and the 4 th pin of the first integrated circuit chip U1 are connected, and the connection ends of the eighth resistor R8 and the seventh pin 4 are connected as the cathode of the emergency control circuit.
In this embodiment, rectifier circuit adopts full-bridge rectifier circuit to realize, full-bridge rectifier circuit has two alternating current input ends, anodal output and negative pole output, an alternating current input end of full-bridge rectifier circuit is rectifier circuit's live wire input end, another alternating current input end is rectifier circuit's zero line input end, full-bridge rectifier circuit's anodal output is rectifier circuit's output, full-bridge rectifier circuit's negative pole output is rectifier circuit's earthing terminal.
In this embodiment, the power conversion circuit is implemented by using a technically mature buck LED constant current control circuit with a PWM modulation function, the buck LED constant current control circuit is used for connecting the positive terminal of the power supply voltage as the positive terminal of the power conversion circuit, the buck LED constant current control circuit is used for connecting the negative terminal of the LED light emitting circuit as the output terminal of the power conversion circuit, the buck LED constant current control circuit is used for connecting the negative terminal of the power supply voltage as the negative terminal of the power conversion circuit, and the buck LED constant current control circuit is used for controlling the PWM input terminal of the output current as the control terminal of the power conversion circuit.
In this embodiment, the storage battery is a nickel-hydrogen battery or a nickel-chromium battery.
In this embodiment, the first LED lighting circuit is implemented by using an LED lighting module formed by connecting a plurality of LED luminaries in series-parallel, the anode of the LED lighting module is the anode of the first LED lighting circuit, the cathode of the LED lighting module is the cathode of the first LED lighting circuit, the second LED lighting circuit includes a first LED luminary LED2-1 and a second LED luminary LED2-2, the anode of the first LED luminary LED2-1 is the anode of the second LED lighting circuit, the cathode of the first LED luminary LED2-1 is connected to the anode of the second LED luminary LED2-2, and the cathode of the second LED luminary LED2-2 is the cathode of the second LED lighting circuit.
Claims (8)
1. An intelligent LED lamp circuit with a fire-fighting emergency lighting function is characterized by comprising a rectifying circuit, a voltage conversion circuit, a power conversion circuit, a first LED light-emitting circuit, a second LED light-emitting circuit, an emergency control circuit, a storage battery and an intelligent module circuit, wherein the emergency control circuit is realized by adopting a special circuit which meets fire-fighting requirements and has an emergency lamp control function, the emergency control circuit has an external voltage abnormity detection function, a function of charging and discharging management of the storage battery, a regular automatic inspection function, a display alarm function and a function of inspection under the control of a switching signal, and the rectifying circuit is connected with mains supply and is used for converting alternating-current voltage of the mains supply into direct-current voltage for output; the voltage conversion circuit is respectively connected with the rectifying circuit, the emergency control circuit and the intelligent module circuit, and is used for converting the direct-current voltage output by the rectifying circuit and then providing working voltage for the emergency control circuit and the intelligent module circuit; the emergency control circuit is respectively connected with the storage battery and the second LED light-emitting circuit, when the mains voltage accessed by the rectifying circuit is normal, if the voltage of the storage battery is lower than a set threshold voltage, the emergency control circuit charges the storage battery, and stops charging the storage battery when the voltage of the storage battery is larger than or equal to the set threshold voltage, and at the moment, the emergency control circuit does not provide working voltage for the second LED light-emitting circuit, at the moment, the second LED light-emitting circuit does not emit light, when the emergency control circuit detects that the mains voltage is abnormal, the emergency control circuit provides working voltage for the second LED light-emitting circuit by using the electric energy of the storage battery, at the moment, the second LED light-emitting circuit emits light, and the intelligent module circuit is respectively connected with the emergency control circuit and the power conversion circuit, the power conversion circuit is respectively connected with the rectification circuit and the first LED light-emitting circuit, the intelligent module circuit and the external terminal equipment are communicated through a wireless network, the intelligent module circuit receives a control signal of the external terminal equipment, the control signal of the external terminal equipment has three types, the first type is a light-emitting control signal for controlling the light-emitting state (light-emitting, non-light-emitting, light-emitting brightness adjustment and light-emitting color adjustment) of the first LED light-emitting circuit, the second type is a state acquisition control signal for acquiring the working state of the emergency control circuit, the third type is a self-checking control signal for controlling the emergency control circuit to perform self-checking, and when the control signal of the external terminal equipment received by the intelligent module circuit is the light-emitting control signal, the intelligent module circuit generates a corresponding light-control signal, the power conversion circuit is controlled to convert direct current voltage output by the rectification circuit into direct current matched with a light control signal, the first LED light-emitting circuit is enabled to enter a corresponding light-emitting state, when a control signal of external terminal equipment received by the intelligent module circuit is a state acquisition control signal, the intelligent module circuit acquires the current working state of the emergency control circuit and sends the current working state to the external terminal equipment through a wireless network, and when the control signal of the external terminal equipment received by the intelligent module circuit is a self-checking control signal, the intelligent module circuit generates a self-checking driving signal to drive the emergency control circuit to automatically check whether the function of the emergency control circuit is normal or not, and reads a check result of the emergency control circuit and sends the check result to the external terminal equipment through the wireless network.
2. An intelligent LED lamp circuit with fire-fighting emergency lighting function according to claim 1, characterized in that the rectifier circuit has a live wire input terminal, a zero wire input terminal, an output terminal and a ground terminal, the first LED light-emitting circuit and the second LED light-emitting circuit have a positive electrode and a negative electrode respectively, the voltage conversion circuit has an input terminal, an output terminal and a ground terminal, the power conversion circuit has a positive electrode, a negative electrode, a control terminal and an output terminal, the storage battery has a positive electrode and a negative electrode, the intelligent module circuit has a positive electrode, a negative electrode, a control terminal and a bidirectional signal terminal; the emergency control circuit is provided with a positive electrode, a negative electrode, a detection end, a battery connection end, a positive output end, a negative output end and a bidirectional signal end, the live wire input end of the rectification circuit is used for being connected with the live wire of commercial power, the zero wire input end of the rectification circuit is used for being connected with the zero wire of the commercial power, the output end of the rectification circuit, the detection end of the emergency control circuit, the input end of the voltage conversion circuit, the positive electrode of the power conversion circuit and the positive electrode of the first LED light-emitting circuit are connected, the negative electrode of the first LED light-emitting circuit is connected with the output end of the power conversion circuit, the output end of the voltage conversion circuit, the positive electrode of the emergency control circuit and the positive electrode of the intelligent module circuit are connected, and the battery connection end of the emergency control circuit and the positive electrode of the storage battery are connected, the positive output end of the emergency control circuit is connected with the positive electrode of the second LED light-emitting circuit, the negative output end of the emergency control circuit is connected with the negative electrode of the second LED light-emitting circuit, and the bidirectional signal end of the emergency control circuit is connected with the bidirectional signal end of the intelligent module circuit; the control end of the intelligent module circuit is connected with the control end of the power conversion circuit; the grounding end of the rectifying circuit, the negative electrode of the power conversion circuit, the grounding end of the voltage conversion circuit, the negative electrode of the emergency control circuit and the negative electrode of the storage battery are connected with the negative electrode of the intelligent module circuit;
the emergency control circuit detects the output voltage of the rectifying circuit through a detection end thereof by utilizing the corresponding relation between the output voltage of the rectifying circuit and the mains voltage, judges whether the mains voltage is abnormal, the default state of a bidirectional signal end of the emergency control circuit is an input port and is in a signal input state, when the emergency control circuit automatically detects the abnormality of the emergency function of the emergency control circuit, the bidirectional signal end of the emergency control circuit is changed into an output port and is in a high-level output state, when the bidirectional signal end of the emergency control circuit is taken as the input port, if the bidirectional signal end of the emergency control circuit receives a self-checking control signal, the emergency control circuit checks the emergency function of the emergency control circuit according to the self-checking control signal, if the emergency function is normal, the inspection is qualified, and at the moment, the bidirectional signal end of the emergency control circuit is kept as the input port, if the emergency function is abnormal, the test is unqualified, at the moment, the bidirectional signal end of the emergency control circuit is changed into an output port to output high level, the intelligent module circuit can read the working state of the emergency control circuit through the bidirectional signal end at any time, when the bidirectional signal end of the emergency control circuit is in a signal input state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in low level, when the bidirectional signal end of the emergency control circuit is in a high level output state, the signal read by the bidirectional signal end of the intelligent module circuit at the bidirectional signal end of the emergency control circuit is in high level, if the intelligent module circuit needs to control the emergency control circuit to carry out forced test under the normal condition of the emergency function, after the bidirectional signal end of the intelligent module circuit reads the low level, the bidirectional signal end of the intelligent module circuit is set as an output port, a self-checking control signal which is composed of the high level and the low level and changes according to a set rule is output according to a preset protocol, then the bidirectional signal end of the intelligent module circuit is set as an input port to obtain a signal from the bidirectional signal end of the emergency control circuit, and then the detection result of the emergency control circuit after the forced inspection is finished can be detected.
3. An intelligent LED lamp circuit with fire-fighting emergency lighting function according to claim 2, wherein the intelligent module circuit comprises an intelligent communication module, a first capacitor, a second capacitor and an LDO voltage stabilization chip, the intelligent communication module is of WIFI, ZIGBEE or Bluetooth type, the intelligent communication module has a positive electrode, a negative electrode, a PWM port set in PWM output mode and an input/output port capable of being set as a common input port or output port, the LDO voltage stabilization chip has a voltage input pin, a voltage output pin and a negative electrode, the second capacitor is an electrolytic capacitor, one end of the first capacitor is connected with the voltage input pin of the LDO voltage stabilization chip and the connection end thereof is the positive electrode of the intelligent module circuit, the voltage output pin of the LDO voltage stabilization chip, the positive electrode of the second capacitor is connected with the positive electrode of the intelligent communication module, the other end of first electric capacity, the negative pole of second electric capacity the negative pole of LDO steady voltage chip with the negative pole of intelligent communication module connect and its link be the negative pole of intelligent module circuit, intelligent communication module's PWM port do the control end of intelligent module circuit, intelligent communication module's input/output port do the two-way signal end of intelligent module circuit.
4. An intelligent LED lamp circuit with fire-fighting emergency lighting function according to claim 2, wherein the emergency control circuit comprises a first resistor, a second resistor, a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a seventh resistor, an eighth resistor, a ninth resistor, a third capacitor, a fourth capacitor, a fifth capacitor, a first diode, a second diode, a third diode, a yellow light-emitting diode, a green light-emitting diode, a red light-emitting diode, a key switch, a buzzer, a patch inductor and a first integrated circuit chip, the model of the first integrated circuit chip is QW2680, the first diode, the second diode and the third diode are rectifier diodes, the third capacitor, the fourth capacitor and the fifth capacitor are electrolytic capacitors, and the anode of the first diode is the anode of the emergency control circuit, one end of the first resistor is a detection end of the emergency control circuit, the other end of the first resistor, one end of the second resistor, one end of the key switch and the No. 2 pin of the first integrated circuit chip are connected, the connection end of the key switch is a bidirectional signal end of the emergency control circuit, and the other end of the second resistor is connected with the anode of the yellow light-emitting diode; the cathode of the first diode, one end of the third resistor, one end of the sixth resistor, the anode of the third capacitor and the 1 st pin of the first integrated circuit chip are connected; the 3 rd pin of the first integrated circuit chip is connected with one end of the fourth resistor, the other end of the fourth resistor is connected with the positive electrode of the buzzer, the 5 th pin of the first integrated circuit chip and one end of the fifth resistor are connected with the positive electrode of the red light-emitting diode, the other end of the fifth resistor, the negative electrode of the red light-emitting diode and one end of the patch inductor are connected, and the connecting end of the fifth resistor and the negative electrode of the red light-emitting diode is the battery connecting end of the emergency control circuit; the other end of the chip inductor, the anode of the third diode and the 6 th pin of the first integrated circuit chip are connected; the negative electrode of the third diode, the positive electrode of the second diode, the positive electrode of the fifth capacitor, one end of the eighth resistor and the 7 th pin of the first integrated circuit chip are connected, and the connecting end of the eighth resistor and the 7 th pin of the first integrated circuit chip is the positive output end of the emergency control circuit; the cathode of the second diode is connected with the other end of the sixth resistor; the other end of the eighth resistor, one end of the seventh resistor and one end of the ninth resistor are connected, and the connection end of the eighth resistor, the one end of the seventh resistor and one end of the ninth resistor are the negative output end of the emergency control circuit, the other end of the seventh resistor, the anode of the fourth capacitor, the anode of the green light emitting diode and the 8 th pin of the first integrated circuit chip are connected, the other end of the key switch, the cathode of the yellow light emitting diode, the cathode of the green light emitting diode, the cathode of the buzzer, the cathode of the third capacitor, the cathode of the fourth capacitor, the cathode of the fifth capacitor, the other end of the third resistor, the other end of the ninth resistor and the 4 th pin of the first integrated circuit chip are connected, and the connection end of the third resistor, the anode of the seventh resistor and the fourth pin of the first integrated circuit chip is the cathode of the emergency control circuit.
5. The intelligent LED lamp circuit with the fire-fighting emergency lighting function according to claim 2, wherein the rectifying circuit is implemented by a full-bridge rectifying circuit, the full-bridge rectifying circuit has two AC input ends, a positive output end and a negative output end, one AC input end of the full-bridge rectifying circuit is the live wire input end of the rectifying circuit, the other AC input end is the zero wire input end of the rectifying circuit, the positive output end of the full-bridge rectifying circuit is the output end of the rectifying circuit, and the negative output end of the full-bridge rectifying circuit is the grounding end of the rectifying circuit.
6. The intelligent LED lamp circuit with the fire-fighting emergency lighting function according to claim 2, characterized in that the power conversion circuit is implemented by adopting a technically mature buck LED constant-current control circuit with a PWM modulation function, one end of the buck LED constant-current control circuit, which is used for being connected with the positive pole of a power supply voltage, is the positive pole of the power conversion circuit, one end of the buck LED constant-current control circuit, which is used for being connected with the negative pole of an LED light-emitting circuit, is the output end of the power conversion circuit, one end of the buck LED constant-current control circuit, which is used for being connected with the negative pole of the power supply voltage, is the negative pole of the power conversion circuit, and the PWM access end of the buck LED constant-current control circuit, which is used for controlling the magnitude of the output current, is the control end of the power conversion circuit.
7. An intelligent LED lamp circuit with fire-fighting emergency lighting function according to claim 2, characterized in that the storage battery is a nickel-hydrogen battery or a nickel-chromium battery.
8. An intelligent LED lamp circuit with fire emergency lighting function according to claim 2, wherein the first LED lighting circuit is implemented by LED lighting modules formed by connecting a plurality of LED luminaries in series-parallel connection, the anode of the LED lighting module is the anode of the first LED lighting circuit, the cathode of the LED lighting module is the cathode of the first LED lighting circuit, the second LED lighting circuit comprises a first LED luminary and a second LED luminary, the anode of the first LED luminary is the anode of the second LED lighting circuit, the cathode of the first LED luminary is connected with the anode of the second LED luminary, and the cathode of the second LED luminary is the cathode of the second LED lighting circuit.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010141361.3A CN111263485A (en) | 2020-03-03 | 2020-03-03 | Intelligent LED lamp circuit with fire-fighting emergency lighting function |
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| CN202010141361.3A CN111263485A (en) | 2020-03-03 | 2020-03-03 | Intelligent LED lamp circuit with fire-fighting emergency lighting function |
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| CN111263485A true CN111263485A (en) | 2020-06-09 |
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Cited By (1)
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Application publication date: 20200609 |
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