CN110267388B - High-power intrinsic safety device and explosion-proof lamp - Google Patents
High-power intrinsic safety device and explosion-proof lamp Download PDFInfo
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Abstract
The invention belongs to the technical field of electronics, and discloses a high-power intrinsic safety device and an explosion-proof lamp, which comprise a key module, a control module, a first driving module and a plurality of monochromatic light driving modules; the key module generates a first key signal and a second key signal according to user input; the control module generates a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generates a plurality of monochromatic light control signals according to the second key signal; the first driving module generates a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight lighting module and the floodlight lighting module to emit light; the plurality of monochromatic light driving modules generate monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illumination modules to emit light; because the step-up or step-down circuit comprising the inductance element is not required to be configured, the output power is improved while the intrinsic safety explosion-proof function is realized.
Description
Technical Field
The invention belongs to the technical field of electronics, and particularly relates to a high-power intrinsic safety device and an explosion-proof lamp.
Background
The existing high-power circuit is a voltage boosting or reducing circuit, an inductance element is needed for the voltage boosting or reducing circuit, but the high-power intrinsic safety circuit cannot use an inductor; therefore, the traditional intrinsic safety device and the explosion-proof lamp comprising the same have smaller power and low brightness, cannot be used in explosion-proof places requiring high power and high brightness, and cause inconvenience for customers.
Therefore, the traditional intrinsic safety device has the defect that the output power cannot be improved while the intrinsic safety explosion-proof function is realized.
Disclosure of Invention
The invention provides a high-power intrinsic safety device and an explosion-proof lamp, and aims to solve the problem that the output power of the traditional intrinsic safety device cannot be improved while the intrinsic safety explosion-proof function is realized.
The present invention is thus achieved, a high power intrinsically safe device, comprising:
the key module is used for generating a first key signal and a second key signal according to user input;
the control module is connected with the key module and used for generating a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generating a plurality of monochromatic light control signals according to the second key signal;
the first driving module is connected with the control module and used for generating a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight lighting module and the floodlight lighting module to emit light;
and the monochromatic light driving modules are connected with the control module and used for generating monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illuminating module to emit light.
In one embodiment, the high power intrinsically safe device further comprises:
the battery module is used for outputting the power supply to supply power to each functional module and charging according to a charging power supply;
the sampling module is connected with the control module and used for detecting the power supply to generate a power supply sampling signal;
the indicating module is connected with the control module and used for indicating according to the electric quantity prompting signal; the electric quantity prompting signal is generated by the control module according to the power supply sampling signal.
In one embodiment, the high power intrinsically safe device further comprises:
the power supply conversion module is used for generating the charging power supply according to the input direct current so as to charge the battery module and generate a charging state signal;
the control module is specifically used for generating an electric quantity prompting signal according to the power supply sampling signal and the charging state signal.
In one embodiment, the power conversion module comprises two charging units, wherein each charging unit comprises a lithium battery charging chip and a first resistor;
the temperature detection end of lithium battery charging chip the first end of first resistance and lithium battery charging chip's earthing terminal connects in power ground altogether, lithium battery charging chip's power end with lithium battery charging chip's enable end constitutes jointly the power input end of charging unit, lithium battery charging chip's the completion of charging instruction end does the state of charge signal output part of charging unit, lithium battery charging chip's battery link end does the power output end of charging unit, lithium battery charging chip's charging current set up the monitoring end with the second end of first resistance is connected.
In one embodiment, the control module comprises a microprocessor, a first capacitor, a second resistor, a third resistor, a fourth resistor and a fifth resistor;
the power end of the microprocessor and the first end of the first capacitor jointly form the power input end of the control module, the first data input/output end of the microprocessor is the first key signal input end of the control module, the second data input/output end of the microprocessor is the second key signal input end of the control module, the third data input/output end of the microprocessor is the power sampling signal input end of the control module, the fourth data input/output end of the microprocessor is connected with the first end of the second resistor, the fifth data input/output end of the microprocessor is connected with the first end of the third resistor, the sixth data input/output end of the microprocessor is connected with the first end of the fourth resistor, and the seventh data input/output end of the microprocessor is connected with the first end of the fifth resistor, the second end of the second resistor, the second end of the third resistor, the second end of the fourth resistor and the second end of the fifth resistor jointly form an indication signal output end of the control module, an eighth data input/output end of the microprocessor, a ninth data input/output end of the microprocessor and a tenth data input/output end of the microprocessor jointly form a monochromatic light control signal output end of the control module, an eleventh data input/output end of the microprocessor is a spotlight control signal input end of the control module, a twelfth data input/output end of the microprocessor is a floodlight control signal input end of the control module, a thirteenth data input/output end of the microprocessor is a pulse width modulation signal input end of the control module, and a fourteenth data input/output end of the microprocessor is a charging state signal input end of the control module, and the grounding end of the microprocessor is connected with the power ground.
In one embodiment, the first driving module includes a first field effect transistor, a second field effect transistor, a third field effect transistor, a fourth field effect transistor, a fifth field effect transistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a sixth resistor, and a seventh resistor;
the drain electrode of the first field effect transistor is a floodlight driving signal output end of the first driving module, the grid electrode of the first field effect transistor and the first end of the sixth resistor jointly form a floodlight control signal input end of the first driving module, the drain electrode of the second field effect transistor is a spotlight driving signal output end of the first driving module, the grid electrode of the second field effect transistor and the first end of the seventh resistor jointly form a spotlight control signal input end of the first driving module, the second end of the sixth resistor is connected with the source electrode of the first field effect transistor, the second end of the seventh resistor, the source electrode of the second field effect transistor, the drain electrode of the third field effect transistor, the drain electrode of the fourth field effect transistor, the drain electrode of the fifth field effect transistor, the first end of the third capacitor and the first end of the fourth capacitor, the first end of the first capacitor, the first end of the second capacitor, the gate of the third field effect transistor, the gate of the fourth field effect transistor and the gate of the fifth field effect transistor jointly form a pulse width modulation signal input end of the first driving module, and the second end of the first capacitor, the second end of the second capacitor, the second end of the third capacitor, the second end of the fourth capacitor, the source electrode of the third field effect transistor, the source electrode of the fourth field effect transistor and the source electrode of the fifth field effect transistor are connected to a power ground in common.
In one embodiment, the key module comprises a first key, a second key, an eighth resistor, a ninth resistor, a tenth resistor and an eleventh resistor;
the first end of the ninth resistor and the first end of the eleventh resistor jointly form a power input end of the key module, the second end of the ninth resistor and the first end of the eighth resistor jointly form a first key signal output end of the key module, the second end of the eleventh resistor and the first end of the tenth resistor jointly form a second key signal output end of the key module, the second end of the eighth resistor is connected with the first end of the first key, the second end of the tenth resistor is connected with the first end of the second key, and the second end of the first key and the second end of the second key are jointly connected to a power ground.
In one embodiment, the monochromatic light driving module comprises a sixth field effect transistor and a sixth capacitor;
the grid electrode of the sixth field effect tube and the first end of the sixth capacitor jointly form a monochromatic light control signal input end of the monochromatic light driving module, the drain electrode of the sixth field effect tube is the monochromatic light driving signal output end, and the source electrode of the sixth field effect tube is connected with a power ground.
The embodiment of the invention also discloses an explosion-proof lamp, which comprises the high-power intrinsic safety device.
The embodiment of the invention comprises a key module, a control module, a first driving module and a plurality of monochromatic light driving modules; the key module generates a first key signal and a second key signal according to user input; the control module generates a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generates a plurality of monochromatic light control signals according to the second key signal; the first driving module generates a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight lighting module and the floodlight lighting module to emit light; the plurality of monochromatic light driving modules generate monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illumination modules to emit light; because the step-up or step-down circuit comprising the inductance element is not required to be configured, the output power is improved while the intrinsic safety explosion-proof function is realized.
Drawings
In order to more clearly illustrate the technical invention in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts.
Fig. 1 is a block diagram of a high power intrinsically safe device according to an embodiment of the present invention;
FIG. 2 is a block diagram of another embodiment of a high power intrinsically safe device;
FIG. 3 is another block diagram of a high power intrinsically safe device provided in an embodiment of the present invention;
fig. 4 is a circuit diagram of an exemplary charging unit of a high-power intrinsically safe device according to an embodiment of the invention;
FIG. 5 is a diagram of an exemplary circuit configuration of a high power intrinsically safe device provided by an embodiment of the present invention;
fig. 6 is a circuit diagram of an exemplary monochromatic light driving module of a high-power intrinsically safe device according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 shows a module structure of a high-power intrinsically safe device provided by an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and detailed descriptions are as follows:
the high-power intrinsic safety device comprises a key module 01, a control module 02, a first driving module 03 and a plurality of monochromatic light driving modules 04.
The key module 01 is used for generating a first key signal and a second key signal according to user input; the control module 02 is connected with the key module 01 and is used for generating a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generating a plurality of monochromatic light control signals according to the second key signal; the first driving module 03 is connected with the control module 02 and is used for generating a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight module 003 and the floodlight module 002 to emit light; the plurality of monochromatic light driving modules 04 are connected with the control module 02 and used for generating monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illumination modules 001 to emit light.
As shown in fig. 2, the high power intrinsically safe device further comprises a battery module 05, a sampling module 06 and an indication module 07.
The battery module 05 is used for outputting a power supply to supply power to each functional module and charging according to a charging power supply; the sampling module 06 is connected with the control module 02 and is used for detecting the power supply to generate a power supply sampling signal; the control module 02 is also used for generating an electric quantity prompt signal according to the power supply sampling signal; the indicating module 07 is connected with the control module 02 and used for indicating according to the electric quantity prompting signal; the electric quantity prompting signal is generated by the control module according to the power supply sampling signal.
Through sampling the power supply of battery output to according to the sampling result generate electric quantity prompt signal in order to indicate, make the user in time know the battery electric quantity, realized the instruction to the battery electric quantity.
As shown in fig. 3, the high power intrinsically safe device further includes a power conversion module 08.
The power conversion module 08 is used for generating a charging power according to the input direct current to charge the battery module 05 and generating a charging state signal; the control module 02 is specifically configured to generate an electric quantity prompt signal according to the power sampling signal and the charging state signal.
And generating a charging state signal according to the charging power supply and further generating an electric quantity prompting signal, thereby realizing the indication of the charging state of the battery.
Fig. 4 shows an exemplary circuit structure of a charging unit of a high-power intrinsically safe device provided in an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and detailed descriptions are as follows:
the power conversion module 08 includes two charging units, and each charging unit includes a lithium battery charging chip U1 and a first resistor R1.
The temperature detection end TEMP of lithium battery charging chip U1, the first end of first resistance R1 and the earthing terminal GND of lithium battery charging chip U1 connect in the power ground jointly, the power end VCC of lithium battery charging chip U1 and the enable end GE of lithium battery charging chip U1 constitute the power input end of the charging unit jointly, the indication end STDBY is accomplished in the completion of charging of lithium battery charging chip U1 and is the charged state signal output part of the charging unit, the battery link BAT of lithium battery charging chip U1 is the power output part of the charging unit, the charging current of lithium battery charging chip U1 sets up monitoring end PROG and is connected with the second end of first resistance R1.
Fig. 5 shows an exemplary circuit structure of a high-power intrinsically safe device provided by an embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and detailed as follows:
the control module 02 includes a microprocessor U2, a first capacitor C1, a second resistor R2, a third resistor R3, a fourth resistor R4, and a fifth resistor R5.
A power supply terminal VCC of the microprocessor U2 and a first terminal of the first capacitor C1 together form a power supply input terminal of the control module 02, a first data input/output terminal P1.1 of the microprocessor U2 is a first key signal input terminal of the control module 02, a second data input/output terminal P1.2 of the microprocessor U2 is a second key signal input terminal of the control module 02, a third data input/output terminal P1.3 of the microprocessor U2 is a power supply sampling signal input terminal of the control module 02, a fourth data input/output terminal P1.4 of the microprocessor U2 is connected with a first terminal of the second resistor R2, a fifth data input/output terminal P1.5 of the microprocessor U2 is connected with a first terminal of the third resistor R3, a sixth data input/output terminal P1.6 of the microprocessor U2 is connected with a first terminal of the fourth resistor R4, a seventh data input/output terminal P1.7 of the microprocessor U2 is connected with a first terminal of the fifth resistor R5, and a second terminal of the second resistor R2 is connected with a first terminal P1.7 of the second resistor R5, A second end of the third resistor R3, a second end of the fourth resistor R4, and a second end of the fifth resistor R5 together form an indication signal output terminal of the control module 02, an eighth data input/output terminal P1.8 of the microprocessor U2, a ninth data input/output terminal P1.9 of the microprocessor U2, and a tenth data input/output terminal P2.0 of the microprocessor U2 together form a monochromatic light control signal output terminal of the control module 02, an eleventh data input/output terminal P2.1 of the microprocessor U2 is a spotlight control signal input terminal of the control module 02, a twelfth data input/output terminal P2.2 of the microprocessor U2 is a floodlight control signal input terminal of the control module 02, a thirteenth data input/output terminal P2.3 of the microprocessor U2 is a pulse width modulation signal input terminal of the control module 02, a fourteenth data input/output terminal P2.4 of the microprocessor U2 is a charging state signal input terminal of the control module 02, the ground GND of the microprocessor U2 is connected to the power ground.
The first driving module 03 includes a first fet M1, a second fet M2, a third fet M3, a fourth fet M4, a fifth fet M5, a first capacitor C1, a second capacitor C2, a third capacitor C3, a fourth capacitor C4, a sixth resistor R6, and a seventh resistor R7.
A drain of the first fet M1 is a floodlight driving signal output terminal of the first driving module 03, a gate of the first fet M1 and a first end of the sixth resistor R6 jointly form a floodlight control signal input terminal of the first driving module 03, a drain of the second fet M2 is a spotlight driving signal output terminal of the first driving module 03, a gate of the second fet M2 and a first end of the seventh resistor R7 jointly form a spotlight control signal input terminal of the first driving module 03, a second end of the sixth resistor R6 is connected to a source of the first fet M1, a second end of the seventh resistor R7, a source of the second fet M2, a drain of the third fet M3, a drain of the fourth fet M4, a drain of the fifth fet M5, a first end of the third capacitor C3 and a first end of the fourth capacitor C4, a first end of the first capacitor C1, a second end of the second capacitor C2, and a first end of the first capacitor C4, The gate of the third fet M3, the gate of the fourth fet M4, and the gate of the fifth fet M5 together form a pulse width modulation signal input terminal of the first driving module 03, and the second terminal of the first capacitor C1, the second terminal of the second capacitor C2, the second terminal of the third capacitor C3, the second terminal of the fourth capacitor C4, the source of the third fet M3, the source of the fourth fet M4, and the source of the fifth fet M5 are commonly connected to the power ground.
The key module 01 includes a first key K1, a second key K2, an eighth resistor R8, a ninth resistor R9, a tenth resistor R10, and an eleventh resistor R11.
The first end of the ninth resistor R9 and the first end of the eleventh resistor R11 jointly form a power input end of the key module 01, the second end of the ninth resistor R9 and the first end of the eighth resistor R8 jointly form a first key signal output end of the key module 01, the second end of the eleventh resistor R11 and the first end of the tenth resistor R10 jointly form a second key signal output end of the key module 01, the second end of the eighth resistor R8 is connected with the first end of the first key K1, the second end of the tenth resistor R10 is connected with the first end of the second key K2, and the second end of the first key K1 and the second end of the second key K2 are commonly connected to a power ground.
The high-power intrinsically safe device also comprises a fifth capacitor C5 and a fourteenth resistor R14.
The first end of the fifth capacitor C5 and the first end of the fourteenth resistor R14 are connected to the battery module 05, the second end of the fourteenth resistor R14 is connected to the power input terminal of the control module 02 and the power input terminal of the key module 01, and the second end of the fifth capacitor C5 is connected to the power ground.
Fig. 6 shows an exemplary circuit structure of the monochromatic light driving module 04 of the high-power intrinsically safe device provided by the embodiment of the present invention, and for convenience of description, only the parts related to the embodiment of the present invention are shown, and the details are as follows:
the monochromatic light driving module 04 comprises a sixth field effect transistor M6 and a sixth capacitor C6.
The grid of the sixth field-effect tube M6 and the first end of the sixth capacitor C6 jointly form a monochromatic light control signal input end of the monochromatic light driving module, the drain electrode of the sixth field-effect tube M6 is the monochromatic light driving signal output end, and the source electrode of the sixth field-effect tube M6 is connected with a power ground.
The following further description of fig. 4 to 6 is made in conjunction with the working principle:
when the first key K1 is pressed for the first time, the key module 01 generates a low-level first key signal according to the user input and outputs the low-level first key signal to the first data input/output end P1.1 of the microprocessor U2, the microprocessor U2 generates a pulse width modulation signal and a light-gathering control signal with a first duty ratio according to the first key signal and outputs the pulse width modulation signal and the light-gathering control signal from the thirteenth data input/output end P2.3 of the microprocessor U2 and the eleventh data input/output end P2.1 of the microprocessor U2, respectively, the second fet M2 in the first driving module 03 is turned on according to the light-gathering control signal, and the third fet M3, the fourth fet M4, and the fifth fet M5 are turned on according to the pulse width modulation signal with the first duty ratio, so that the drain of the second fet M2 outputs the light-gathering driving signal to make the spotlight LED02 in the spotlight module 003 emit strong light.
When the first key K1 is pressed for the second time, the key module 01 generates a low-level first key signal according to the user input and outputs the low-level first key signal to the first data input/output end P1.1 of the microprocessor U2, the microprocessor U2 generates a pulse width modulation signal and a spotlight control signal with a second duty ratio according to the first key signal and outputs the pulse width modulation signal and the spotlight control signal from the thirteenth data input/output end P2.3 of the microprocessor U2 and the eleventh data input/output end P2.1 of the microprocessor U2, respectively, the second fet M2 in the first driving module 03 is turned on according to the spotlight control signal, and the third fet M3, the fourth fet M4, and the fifth fet M5 are turned on according to the pulse width modulation signal with the second duty ratio, so that the drain of the second fet M2 outputs the spotlight driving signal to make the spotlight LED02 in the spotlight module 003 emit weak light.
Wherein the second duty cycle is greater than the first duty cycle.
When the first key K1 is pressed for the third time, the key module 01 generates a low-level first key signal according to the user input and outputs the low-level first key signal to the first data input/output end P1.1 of the microprocessor U2, the microprocessor U2 generates a pulse width modulation signal and a floodlight control signal with a third duty ratio according to the first key signal and outputs the pulse width modulation signal and the floodlight control signal from the thirteenth data input/output end P2.3 of the microprocessor U2 and the twelfth data input/output end P2.2 of the microprocessor U2, respectively, the first fet M1 in the first driving module 03 is turned on according to the floodlight control signal, and the third fet M3, the fourth fet M4, and the fifth fet M5 are turned on according to the pulse width modulation signal with the third duty ratio, so that the drain of the first fet M1 outputs a floodlight driving signal to make the floodlight LED01 in the floodlight module 002 emit strong light.
When the first key K1 is pressed down for the fourth time, the key module 01 generates a low-level first key signal according to the user input and outputs the low-level first key signal to the first data input/output end P1.1 of the microprocessor U2, the microprocessor U2 generates a pulse width modulation signal and a floodlight control signal with a fourth duty ratio according to the first key signal and outputs the pulse width modulation signal and the floodlight control signal from the thirteenth data input/output end P2.3 of the microprocessor U2 and the twelfth data input/output end P2.2 of the microprocessor U2, respectively, the first fet M1 in the first driving module 03 is turned on according to the floodlight control signal, and the third fet M3, the fourth fet M4, and the fifth fet M5 are turned on according to the pulse width modulation signal with the fourth duty ratio, so that the drain of the first fet M1 outputs a floodlight driving signal to make the floodlight LED01 in the floodlight lighting module 002 emit weak light.
Wherein the fourth duty cycle is greater than the third duty cycle.
When the first key K1 is pressed down for the fifth time, the key module 01 generates a low-level first key signal according to the user input and outputs the low-level first key signal to the first data input/output end P1.1 of the microprocessor U2, the microprocessor U2 stops generating a pulse width modulation signal, a floodlight control signal and a spotlight control signal according to the first key signal, the first fet M1, the second fet M2, the third fet M3, the fourth fet M4 and the fifth fet M5 are turned off, the drain of the first fet M1 stops outputting a floodlight drive signal, the drain of the second fet M2 stops outputting a spotlight drive signal, and the floodlight LED01 in the floodlight module 002 and the spotlight LED 4 in the spotlight module 003 both stop emitting light.
When the second key K2 is pressed, the key module 01 generates a low-level second key signal according to the user input and outputs the low-level second key signal to the second data input/output end P1.2 of the microprocessor U2, the microprocessor U2 generates a monochromatic light control signal according to the second key signal and outputs the monochromatic light control signal from one port of the eighth data input/output end P1.8 of the microprocessor U2, the ninth data input/output end P1.9 of the microprocessor U2 and the tenth data input/output end P2.0 of the microprocessor U2 (specifically, the monochromatic light control signal can be output from one port of the eighth data input/output end P1.8 of the microprocessor U2, the ninth data input/output end P1.9 of the microprocessor U2 and the tenth data input/output end P2.0 of the microprocessor U2 in sequence according to the number of times that the second key K2 is pressed), the sixth field effect transistor M6 in the monochromatic light driving module 04 that outputs the monochromatic light control signal is turned on according to the light control signal, the drain of the sixth field effect transistor M6 generates a monochromatic light driving signal, and the monochromatic light driving module 04 emits light from the monochromatic light LED03 in the monochromatic light illumination module 001.
The power supply terminal VCC of the lithium battery charging chip U1 and the enable terminal of the lithium battery charging chip U1 are connected with input direct current, the lithium battery charging chip U1 generates a charging power supply according to the input direct current and outputs the charging power supply from the battery connection terminal BAT of the lithium battery charging chip U1 to the battery module 05, meanwhile, the lithium battery charging chip U1 generates a charging state signal according to the input direct current and outputs the charging state signal from the charging completion indication terminal STDBY of the lithium battery charging chip U1 to the fourteenth data input/output terminal P2.4 of the microprocessor U2, the sampling module 06 detects the power supply to generate a power supply sampling signal and sends the power supply sampling signal to the third data input/output terminal P1.3 of the microprocessor U2, the microprocessor U2 generates an electric quantity prompting signal according to the power supply sampling signal and the charging state signal and sends the power supply sampling signal to the fourth data input/output terminal P1.4 and the fifth data input/output terminal P1.5 of the microprocessor U2, The sixth data input/output terminal P1.6 of the microprocessor U2 and the seventh data input/output terminal P1.7 of the microprocessor U2 are output to the indication module 07.
The embodiment of the invention also provides an explosion-proof lamp which comprises the high-power intrinsic safety device.
The embodiment of the invention comprises a key module, a control module, a first driving module and a plurality of monochromatic light driving modules; the key module generates a first key signal and a second key signal according to user input; the control module generates a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generates a plurality of monochromatic light control signals according to the second key signal; the first driving module generates a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight lighting module and the floodlight lighting module to emit light; the plurality of monochromatic light driving modules generate monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illumination modules to emit light; because the step-up or step-down circuit comprising the inductance element is not required to be configured, the output power is improved while the intrinsic safety explosion-proof function is realized.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A high power intrinsically safe device, comprising:
the key module is used for generating a first key signal and a second key signal according to user input;
the control module is connected with the key module and used for generating a pulse width modulation signal, a spotlight control signal and a floodlight control signal according to the first key signal and generating a plurality of monochromatic light control signals according to the second key signal;
the first driving module is connected with the control module and used for generating a spotlight driving signal and a floodlight driving signal according to the pulse width modulation signal, the spotlight control signal and the floodlight control signal so as to respectively drive the spotlight lighting module and the floodlight lighting module to emit light;
the monochromatic light driving modules are connected with the control module and used for generating monochromatic light driving signals according to the monochromatic light control signals so as to drive the monochromatic light illuminating module to emit light;
the first driving module comprises a first field effect transistor, a second field effect transistor, a third field effect transistor, a fourth field effect transistor, a fifth field effect transistor, a first capacitor, a second capacitor, a third capacitor, a fourth capacitor, a sixth resistor and a seventh resistor;
the drain electrode of the first field effect transistor is a floodlight driving signal output end of the first driving module, the grid electrode of the first field effect transistor and the first end of the sixth resistor jointly form a floodlight control signal input end of the first driving module, the drain electrode of the second field effect transistor is a spotlight driving signal output end of the first driving module, the grid electrode of the second field effect transistor and the first end of the seventh resistor jointly form a spotlight control signal input end of the first driving module, the second end of the sixth resistor is connected with the source electrode of the first field effect transistor, the second end of the seventh resistor, the source electrode of the second field effect transistor, the drain electrode of the third field effect transistor, the drain electrode of the fourth field effect transistor, the drain electrode of the fifth field effect transistor, the first end of the third capacitor and the first end of the fourth capacitor, the first end of the first capacitor, the first end of the second capacitor, the gate of the third field effect transistor, the gate of the fourth field effect transistor and the gate of the fifth field effect transistor jointly form a pulse width modulation signal input end of the first driving module, and the second end of the first capacitor, the second end of the second capacitor, the second end of the third capacitor, the second end of the fourth capacitor, the source electrode of the third field effect transistor, the source electrode of the fourth field effect transistor and the source electrode of the fifth field effect transistor are connected to a power ground in common.
2. The high power intrinsically safe device of claim 1, further comprising:
the battery module is used for outputting a power supply to supply power to each functional module and charging according to the charging power supply;
the sampling module is connected with the control module and used for detecting the power supply to generate a power supply sampling signal;
the indicating module is connected with the control module and used for indicating according to the electric quantity prompting signal; the electric quantity prompting signal is generated by the control module according to the power supply sampling signal.
3. The high power intrinsically safe device of claim 2, further comprising:
the power supply conversion module is used for generating the charging power supply according to the input direct current so as to charge the battery module and generating a charging state signal according to the charging power supply;
the control module is specifically used for generating an electric quantity prompting signal according to the power supply sampling signal and the charging state signal.
4. The high-power intrinsically safe device of claim 3, wherein the power conversion module comprises two charging units, and the charging units comprise a lithium battery charging chip and a first resistor;
the temperature detection end of lithium battery charging chip the first end of first resistance and lithium battery charging chip's earthing terminal connects in power ground altogether, lithium battery charging chip's power end with lithium battery charging chip's enable end constitutes jointly the power input end of charging unit, lithium battery charging chip's the completion of charging instruction end does the state of charge signal output part of charging unit, lithium battery charging chip's battery link end does the power output end of charging unit, lithium battery charging chip's charging current set up the monitoring end with the second end of first resistance is connected.
5. The high power intrinsically safe device of claim 1, wherein the control module comprises a microprocessor, a first capacitor, a second resistor, a third resistor, a fourth resistor and a fifth resistor;
the power end of the microprocessor and the first end of the first capacitor jointly form the power input end of the control module, the first data input/output end of the microprocessor is the first key signal input end of the control module, the second data input/output end of the microprocessor is the second key signal input end of the control module, the third data input/output end of the microprocessor is the power sampling signal input end of the control module, the fourth data input/output end of the microprocessor is connected with the first end of the second resistor, the fifth data input/output end of the microprocessor is connected with the first end of the third resistor, the sixth data input/output end of the microprocessor is connected with the first end of the fourth resistor, and the seventh data input/output end of the microprocessor is connected with the first end of the fifth resistor, the second end of the second resistor, the second end of the third resistor, the second end of the fourth resistor and the second end of the fifth resistor jointly form an indication signal output end of the control module, an eighth data input/output end of the microprocessor, a ninth data input/output end of the microprocessor and a tenth data input/output end of the microprocessor jointly form a monochromatic light control signal output end of the control module, an eleventh data input/output end of the microprocessor is a spotlight control signal input end of the control module, a twelfth data input/output end of the microprocessor is a floodlight control signal input end of the control module, a thirteenth data input/output end of the microprocessor is a pulse width modulation signal input end of the control module, and a fourteenth data input/output end of the microprocessor is a charging state signal input end of the control module, and the grounding end of the microprocessor is connected with the power ground.
6. The high power intrinsically safe device of claim 1, wherein the key module comprises a first key, a second key, an eighth resistor, a ninth resistor, a tenth resistor and an eleventh resistor;
the first end of the ninth resistor and the first end of the eleventh resistor jointly form a power input end of the key module, the second end of the ninth resistor and the first end of the eighth resistor jointly form a first key signal output end of the key module, the second end of the eleventh resistor and the first end of the tenth resistor jointly form a second key signal output end of the key module, the second end of the eighth resistor is connected with the first end of the first key, the second end of the tenth resistor is connected with the first end of the second key, and the second end of the first key and the second end of the second key are jointly connected to a power ground.
7. The high power intrinsically safe device of claim 1, wherein the monochromatic light drive module comprises a sixth field effect transistor and a sixth capacitor;
the grid electrode of the sixth field effect tube and the first end of the sixth capacitor jointly form a monochromatic light control signal input end of the monochromatic light driving module, the drain electrode of the sixth field effect tube is the monochromatic light driving signal output end, and the source electrode of the sixth field effect tube is connected with a power ground.
8. An explosion-proof lamp, characterized in that it comprises a high power intrinsically safe device as claimed in any one of claims 1 to 7.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184102A (en) * | 2013-05-27 | 2014-12-03 | 海洋王（东莞）照明科技有限公司 | An intrinsically safe energy-limited circuit and lighting device |
| US9718395B1 (en) * | 2017-01-24 | 2017-08-01 | Feniex Industries, Inc. | Apparatus and method for controlling a vehicle light with adjustable light output |
| CN108575004A (en) * | 2017-03-07 | 2018-09-25 | 深圳市海洋王照明工程有限公司 | A kind of dimming driving circuit |
| CN208381810U (en) * | 2018-07-10 | 2019-01-15 | 深圳市艾克麦克科技有限公司 | Portable multi-function headlamp |
| CN109475023A (en) * | 2017-09-08 | 2019-03-15 | 深圳市海洋王照明工程有限公司 | Light Control Unit |
| CN109496033A (en) * | 2018-10-29 | 2019-03-19 | 深圳沸石智能技术有限公司 | A kind of the flashlight control device and its Multifunctional inspecting flashlight of wireless telecommunications |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7651240B2 (en) * | 2006-01-10 | 2010-01-26 | Bayco Products. Ltd. | Combination task lamp and flash light |
-
2019
- 2019-05-16 CN CN201910405449.9A patent/CN110267388B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104184102A (en) * | 2013-05-27 | 2014-12-03 | 海洋王（东莞）照明科技有限公司 | An intrinsically safe energy-limited circuit and lighting device |
| US9718395B1 (en) * | 2017-01-24 | 2017-08-01 | Feniex Industries, Inc. | Apparatus and method for controlling a vehicle light with adjustable light output |
| CN108575004A (en) * | 2017-03-07 | 2018-09-25 | 深圳市海洋王照明工程有限公司 | A kind of dimming driving circuit |
| CN109475023A (en) * | 2017-09-08 | 2019-03-15 | 深圳市海洋王照明工程有限公司 | Light Control Unit |
| CN208381810U (en) * | 2018-07-10 | 2019-01-15 | 深圳市艾克麦克科技有限公司 | Portable multi-function headlamp |
| CN109496033A (en) * | 2018-10-29 | 2019-03-19 | 深圳沸石智能技术有限公司 | A kind of the flashlight control device and its Multifunctional inspecting flashlight of wireless telecommunications |
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