CN219285818U - Intelligent alarm for dangerous point scene - Google Patents
Intelligent alarm for dangerous point scene Download PDFInfo
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- CN219285818U CN219285818U CN202223359960.6U CN202223359960U CN219285818U CN 219285818 U CN219285818 U CN 219285818U CN 202223359960 U CN202223359960 U CN 202223359960U CN 219285818 U CN219285818 U CN 219285818U
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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 utility model discloses an intelligent alarm for dangerous point scenes, which comprises a processing circuit, a radar interface circuit, a light alarm circuit and a voice alarm circuit, wherein the radar interface circuit comprises a first radar interface circuit, a second radar interface circuit and a third radar interface circuit, and the input end of the first radar interface circuit, the input end of the second radar interface circuit and the input end of the third radar interface circuit are respectively connected with a radar module. The intelligent alarm for the dangerous point scene disclosed by the utility model is provided with the radar modules around the dangerous point scene, so that once a human body appears in a monitoring range, the light alarm circuit and the voice alarm circuit are triggered to carry out audible and visual alarm so as to remind the approaching human body of the dangerous point, and the intelligent alarm is informed through a powerful signal.
Description
Technical Field
The utility model belongs to the technical field of dangerous point scene alarming, and particularly relates to an intelligent alarm for a dangerous point scene.
Background
In construction or maintenance work performed in various industries, dangerous sites such as pits, holes and the like may exist or remain on site, and various casualties occur. Although guard lines or other fence devices exist, people nearby can not be stimulated and warned very strongly, the situations of negligence of workers and false running of passers-by still easily occur, and the most effective method for solving the problems is to inform on-site personnel of keeping away from dangerous points of pits by strong signals, early warning is carried out in advance, reminding is repeated, and dangerous memory is enhanced.
Accordingly, the above problems are further improved.
Disclosure of Invention
The utility model mainly aims to provide an intelligent alarm for dangerous point scenes, which is provided with radar modules around the dangerous point scenes, so that once a human body appears in a monitoring range, a light alarm circuit and a voice alarm circuit are triggered to carry out audible and visual alarm so as to remind the approaching human body of the dangerous point, and the intelligent alarm is informed through a powerful signal.
In order to achieve the above purpose, the utility model provides an intelligent alarm for dangerous point scenes, which comprises a processing circuit, a radar interface circuit, a light alarm circuit and a voice alarm circuit, wherein:
the radar interface circuit comprises a first radar interface circuit, a second radar interface circuit and a third radar interface circuit, wherein the input end of the first radar interface circuit, the input end of the second radar interface circuit and the input end of the third radar interface circuit are respectively connected with a radar module, and the output end of the first radar interface circuit, the output end of the second radar interface circuit and the output end of the third radar interface circuit are respectively and electrically connected with a radar interface of the processing circuit;
the input end of the light alarm circuit is electrically connected with the first alarm end (10 pins) of the processing circuit, and the input end of the voice alarm circuit is electrically connected with the second alarm end (9 pins) of the processing circuit.
As a further preferable aspect of the above-described technical aspect, the processing circuit includes a processor U3, the first radar interface circuit includes an interface unit J1, the second radar interface circuit includes an interface unit J2, and the third radar interface circuit includes an interface unit J3, wherein:
the 3 pin of the interface unit J1 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J1 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J1 is electrically connected with the 4 pin of the processor U3;
the 3 pin of the interface unit J2 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J2 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J2 is electrically connected with the 5 pin of the processor U3;
the 3 pin of the interface unit J3 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J3 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J3 is electrically connected with the 7 pin of the processor U3.
As a further preferable technical scheme of the above technical scheme, the light alarm circuit includes a plurality of light emitting diodes (preferably LEDs 3-LEDs 8), wherein a cathode (anode) of each light emitting diode is respectively connected with a power supply terminal b+) and is electrically connected with a drain electrode of the field effect tube Q1 through a resistor, and a gate electrode of the field effect tube Q1 is electrically connected with 10 pins of the processor U3 through a resistor R12.
As a further preferable technical scheme of the above technical scheme, the voice alarm circuit includes a voice chip U4 and a power amplifier chip U5, wherein:
the 9 pin of the processor U3 is electrically connected with the grid electrode of the field effect tube Q3 through a resistor R16, and the drain electrode of the field effect tube Q3 is electrically connected with the 7 pin of the voice chip U4;
the 1 pin of the voice chip U4 is electrically connected with the 1 pin of the power amplifier chip U5 through a resistor R17, one path of the 2 pin of the voice chip U4 is electrically connected with the 2 pin and the 3 pin of the power amplifier chip U5 through a resistor R15 and a capacitor C11 respectively, and the other path of the 2 pin of the voice chip U4 is electrically connected with the 4 pin of the power amplifier chip U5 through a capacitor C13 and a resistor R18.
As a further preferable technical solution of the foregoing technical solution, the 8 pin of the power amplification chip U5 is electrically connected with the first end of the speaker, and the 5 pin of the power amplification chip U5 is electrically connected with the second end of the speaker, and a capacitor C14 is connected between the 4 pin and the 5 pin of the power amplification chip U5 (each radar module is provided with one speaker, so three sets of speaker connection ends are provided).
As a further preferable technical scheme of the above technical scheme, the intelligent alarm device for dangerous point scenes further comprises a power supply circuit, the power supply circuit comprises a voltage regulator U1, an input end of the voltage regulator U1 is electrically connected with a first power supply end (dc+1) through a diode D1 and a resistor R1, a grounding end of the voltage regulator U1 is electrically connected with a second power supply end (DC-1), and an output end of the voltage regulator U1 is connected with a power supply output end (3.3V/VD).
As a further preferable technical scheme of the technical scheme, the intelligent alarm for dangerous point scenes further comprises a storage circuit, wherein the storage circuit comprises a memory U2, a 6 pin of the memory U2 is electrically connected with a 2 pin of the processor U3, and a 5 pin of the memory U2 is electrically connected with a 3 pin of the processor U3.
As a further preferable technical scheme of the above technical scheme, the intelligent alarm for dangerous point scenes further comprises an electric quantity detection circuit, wherein the electric quantity detection circuit comprises a resistor R2 and a resistor R4, one end of the resistor R2, which is far away from the resistor R4, is connected with a power supply end b+ and the common connection end of the resistor R2 and the resistor R4 is electrically connected with the 14 pins of the processor U3.
As a further preferable technical scheme of the above technical scheme, the intelligent alarm device for dangerous spot scenes further comprises a communication circuit, the communication circuit comprises a communication interface unit J4, the 2 pin of the communication interface unit J4 is electrically connected with the 15 pin of the processor U3, and the 3 pin of the communication interface unit J4 is electrically connected with the 8 pin of the processor U3 (connected with a communicator for transmitting data such as detection alarm to the background).
As a further preferable technical solution of the foregoing technical solution, a capacitor EC1 is connected between the ground terminal and the output terminal of the voltage regulator U1, and a capacitor EC2 is connected between the input terminal and the ground terminal of the voltage regulator U1.
Drawings
FIG. 1 is a circuit diagram of the processing of the intelligent alarm for a hazard point scenario of the present utility model.
Fig. 2 is a circuit diagram of a radar interface of the intelligent alarm device for a hazard point scene of the present utility model.
Fig. 3 is a light alarm circuit diagram of the intelligent alarm for dangerous point scene of the present utility model.
Fig. 4 is a voice alarm circuit diagram of the intelligent alarm for a dangerous point scene of the present utility model.
Fig. 5 is a power circuit diagram of the intelligent alarm for a hazard point scenario of the present utility model.
Fig. 6 is a memory circuit diagram of the intelligent alarm for a hazard point scenario of the present utility model.
Fig. 7 is a diagram of a power detection circuit of the intelligent alarm for a dangerous point scene according to the present utility model.
Fig. 8 is a communication circuit diagram of the intelligent alarm for dangerous point scene of the present utility model.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
The utility model discloses an intelligent alarm for dangerous point scenes, and the specific embodiments of the utility model are further described below with reference to the preferred embodiments.
In an embodiment of the present utility model, it is noted by those skilled in the art that the power supply terminal, the radar module, the speaker, etc. to which the present utility model relates may be regarded as prior art.
Preferred embodiments.
The utility model discloses an intelligent alarm for dangerous point scenes, which comprises a processing circuit, a radar interface circuit, a light alarm circuit and a voice alarm circuit, wherein:
the radar interface circuit comprises a first radar interface circuit, a second radar interface circuit and a third radar interface circuit, wherein the input end of the first radar interface circuit, the input end of the second radar interface circuit and the input end of the third radar interface circuit are respectively connected with a radar module, and the output end of the first radar interface circuit, the output end of the second radar interface circuit and the output end of the third radar interface circuit are respectively and electrically connected with a radar interface of the processing circuit;
the input end of the light alarm circuit is electrically connected with the first alarm end (10 pins) of the processing circuit, and the input end of the voice alarm circuit is electrically connected with the second alarm end (9 pins) of the processing circuit.
Specifically, the processing circuit includes a processor U3, the first radar interface circuit includes an interface unit J1, the second radar interface circuit includes an interface unit J2 and the third radar interface circuit includes an interface unit J3, wherein:
the 3 pin of the interface unit J1 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J1 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J1 is electrically connected with the 4 pin of the processor U3;
the 3 pin of the interface unit J2 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J2 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J2 is electrically connected with the 5 pin of the processor U3;
the 3 pin of the interface unit J3 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J3 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J3 is electrically connected with the 7 pin of the processor U3.
It should be noted that, the first radar module connected with the first radar interface circuit, the second radar module connected with the second radar interface circuit, the third radar module connected with the third radar interface circuit are distributed around the dangerous point scene, so that the monitoring can be performed at 360 degrees, and the first radar module, the second radar module and the third radar module are preferably distributed at 120 degrees.
More specifically, the light alarm circuit includes a plurality of light emitting diodes (preferably LEDs 3-8), wherein the cathode (anode is respectively connected to the power source terminal b+) of each light emitting diode is electrically connected to the drain of the field effect transistor Q1 through a resistor, and the gate of the field effect transistor Q1 is electrically connected to the 10 pin of the processor U3 through a resistor R12.
Further, the voice alarm circuit comprises a voice chip U4 and a power amplifier chip U5, wherein:
the 9 pin of the processor U3 is electrically connected with the grid electrode of the field effect tube Q3 through a resistor R16, and the drain electrode of the field effect tube Q3 is electrically connected with the 7 pin of the voice chip U4;
the 1 pin of the voice chip U4 is electrically connected with the 1 pin of the power amplifier chip U5 through a resistor R17, one path of the 2 pin of the voice chip U4 is electrically connected with the 2 pin and the 3 pin of the power amplifier chip U5 through a resistor R15 and a capacitor C11 respectively, and the other path of the 2 pin of the voice chip U4 is electrically connected with the 4 pin of the power amplifier chip U5 through a capacitor C13 and a resistor R18.
Still further, the 8 pins of the power amplification chip U5 are electrically connected with the first end of the speaker and the 5 pins of the power amplification chip U5 are electrically connected with the second end of the speaker, and a capacitor C14 (each radar module is provided with one speaker, so three sets of speaker connection ends are provided) is connected between the 4 pins and the 5 pins of the power amplification chip U5.
Preferably, the intelligent alarm for dangerous point scenes further comprises a power circuit, the power circuit comprises a voltage stabilizer U1, the input end of the voltage stabilizer U1 is electrically connected with the first power end (DC+1) through a diode D1 and a resistor R1, the grounding end of the voltage stabilizer U1 is electrically connected with the second power end (DC-1), and the output end of the voltage stabilizer U1 is connected with the power output end (3.3V/VD).
Preferably, the intelligent alarm for dangerous point scenes further comprises a storage circuit, wherein the storage circuit comprises a memory U2, a 6 pin of the memory U2 is electrically connected with a 2 pin of the processor U3, and a 5 pin of the memory U2 is electrically connected with a 3 pin of the processor U3.
Preferably, the intelligent alarm for dangerous point scene still includes electric quantity detection circuit, electric quantity detection circuit includes resistance R2 and resistance R4, resistance R2 is kept away from resistance R4's one end is connected power end B+ and resistance R2 with resistance R4's common connection end with processor U3's 14 pin electric connection (remind when the electric quantity is low).
Preferably, the intelligent alarm for dangerous point scene further comprises a communication circuit, the communication circuit comprises a communication interface unit J4, the 2 pin of the communication interface unit J4 is electrically connected with the 15 pin of the processor U3, and the 3 pin of the communication interface unit J4 is electrically connected with the 8 pin of the processor U3 (connected with a communicator for transmitting detection alarm and other data to the background).
Preferably, a capacitor EC1 is connected between the ground terminal and the output terminal of the voltage regulator U1, and a capacitor EC2 is connected between the input terminal and the ground terminal of the voltage regulator U1.
Preferably, the main functions of the utility model are:
1. the radar module is used for replacing infrared signals to perform human body induction, so that the sensor has stronger sensitivity, and 360-degree omnibearing safety early warning is realized. When personnel approach dangerous points from all directions, the radar module triggers an alarm.
2. During alarming, a loudspeaker with a power amplifier continuously broadcasts 'danger and no approach at the place' (a voice alarming circuit) and is accompanied by red light flickering (a light alarming circuit).
3. The equipment host (processing circuit) can synchronously set triggering distance (threshold) parameters of three radars, the original high-low frequency alarm switching button at the lower end of the alarm is changed into a radar distance switching button, one radar triggering distance parameter is switched every time, and meanwhile, the distance after switching is broadcasted through voice (voice content: alarm in 3 meters "," alarm in 6 meters "," alarm in 10 meters "), and radar triggering is divided into three gears: 0-3 m, 0-6 m and 0-10 m, supports cyclic switching, and the alarm enters a working state 10 seconds after switching, so that a worker can set an alarm reminding distance according to the field condition (realized by switching through a switch SW 1);
gear a: 3m microwave induction 4 seconds sound + flash (24H), after shielding 10, alarming;
and B: 6m microwave induction 4 seconds sound + flash (24H), after shielding 10, alarming;
and C: 10m microwave induction 4 seconds sound + flash (24H), after shielding 10, alarming;
d grade: OFF, and recycling.
4. The equipment needs to continuously and normally work in the temperature range of 70-20 ℃. A low temperature lithium battery is employed.
5. Working time length: up to 6000 times.
6. In order to avoid secondary dangerous sources caused by falling of equipment from holes and edges, an anti-wind base is needed or a magnetic attraction function is added, so that the anti-wind equipment can be firmly adsorbed on an iron plate on the ground. In order to enhance the warning performance, the base and the support are required to be stuck with reflective tapes.
7. The device can detect the electric quantity after being started, and if the electric quantity is lower than a value (for example, 30%), sound is played, and the electric quantity is low, and charging is requested. After the device is started, if the electric quantity is larger than a numerical value (for example, 70%), the "electric quantity is sufficient" is prompted. When the electric quantity is between 30% and 70% after the equipment is started, the voice prompt is "electric quantity is normal"
It should be noted that technical features such as a power source end, a radar module, a speaker and the like related to the present application should be considered as the prior art, and specific structures, working principles, control modes and spatial arrangement related to the technical features may be conventional choices in the art, and should not be considered as the utility model point of the present application, which is not further specifically described in detail.
Modifications of the embodiments described above, or equivalents of some of the features may be made by those skilled in the art, and any modifications, equivalents, improvements or etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Claims (10)
1. An intelligent alarm for dangerous spot scene, which is characterized by comprising a processing circuit, a radar interface circuit, a light alarm circuit and a voice alarm circuit, wherein:
the radar interface circuit comprises a first radar interface circuit, a second radar interface circuit and a third radar interface circuit, wherein the input end of the first radar interface circuit, the input end of the second radar interface circuit and the input end of the third radar interface circuit are respectively connected with a radar module, and the output end of the first radar interface circuit, the output end of the second radar interface circuit and the output end of the third radar interface circuit are respectively and electrically connected with a radar interface of the processing circuit;
the input end of the light alarm circuit is electrically connected with the first alarm end of the processing circuit, and the input end of the voice alarm circuit is electrically connected with the second alarm end of the processing circuit.
2. The intelligent warning apparatus for a hazardous point scenario of claim 1, wherein the processing circuit includes a processor U3, the first radar interface circuit includes an interface unit J1, the second radar interface circuit includes an interface unit J2, and the third radar interface circuit includes an interface unit J3, wherein:
the 3 pin of the interface unit J1 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J1 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J1 is electrically connected with the 4 pin of the processor U3;
the 3 pin of the interface unit J2 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J2 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J2 is electrically connected with the 5 pin of the processor U3;
the 3 pin of the interface unit J3 is electrically connected with the 12 pin of the processor U3 through a resistor R19 and a triode Q2, the 4 pin of the interface unit J3 is electrically connected with the 13 pin of the processor U3, and the 5 pin of the interface unit J3 is electrically connected with the 7 pin of the processor U3.
3. The intelligent alarm device for dangerous point scenes according to claim 2, wherein the light alarm circuit comprises a plurality of light emitting diodes, the cathode of each light emitting diode is electrically connected with the drain electrode of the field effect tube Q1 through a resistor, and the grid electrode of the field effect tube Q1 is electrically connected with the 10 pin of the processor U3 through a resistor R12.
4. The intelligent alarm for dangerous point scenes according to claim 3, wherein the voice alarm circuit comprises a voice chip U4 and a power amplifier chip U5, wherein:
the 9 pin of the processor U3 is electrically connected with the grid electrode of the field effect tube Q3 through a resistor R16, and the drain electrode of the field effect tube Q3 is electrically connected with the 7 pin of the voice chip U4;
the 1 pin of the voice chip U4 is electrically connected with the 1 pin of the power amplifier chip U5 through a resistor R17, one path of the 2 pin of the voice chip U4 is electrically connected with the 2 pin and the 3 pin of the power amplifier chip U5 through a resistor R15 and a capacitor C11 respectively, and the other path of the 2 pin of the voice chip U4 is electrically connected with the 4 pin of the power amplifier chip U5 through a capacitor C13 and a resistor R18.
5. The intelligent alarm for dangerous spot scenes according to claim 4, wherein the 8 pins of the power amplification chip U5 are electrically connected with the first end of the speaker and the 5 pins of the power amplification chip U5 are electrically connected with the second end of the speaker, and a capacitor C14 is connected between the 4 pins and the 5 pins of the power amplification chip U5.
6. The intelligent alarm for dangerous point scenes according to claim 1, wherein the intelligent alarm for dangerous point scenes further comprises a power circuit, the power circuit comprises a voltage stabilizer U1, an input end of the voltage stabilizer U1 is electrically connected with a first power end through a diode D1 and a resistor R1, a grounding end of the voltage stabilizer U1 is electrically connected with a second power end, and an output end of the voltage stabilizer U1 is connected with a power output end.
7. The intelligent warning apparatus for a hazard point scene according to claim 2, further comprising a memory circuit, said memory circuit comprising a memory U2, said 6 pin of memory U2 being electrically connected to said 2 pin of processor U3 and said 5 pin of memory U2 being electrically connected to said 3 pin of processor U3.
8. The intelligent alarm for dangerous point scenes according to claim 2, wherein the intelligent alarm for dangerous point scenes further comprises an electric quantity detection circuit, the electric quantity detection circuit comprises a resistor R2 and a resistor R4, one end of the resistor R2 away from the resistor R4 is connected with a power supply end B+ and a common connection end of the resistor R2 and the resistor R4 is electrically connected with 14 pins of the processor U3.
9. The intelligent alarm for dangerous spot situations according to claim 2, wherein the intelligent alarm for dangerous spot situations further comprises a communication circuit, the communication circuit comprises a communication interface unit J4, the 2 pin of the communication interface unit J4 is electrically connected with the 15 pin of the processor U3, and the 3 pin of the communication interface unit J4 is electrically connected with the 8 pin of the processor U3.
10. The intelligent alarm for dangerous point scenes according to claim 6, wherein a capacitor EC1 is connected between the ground terminal and the output terminal of the voltage regulator U1 and a capacitor EC2 is connected between the input terminal and the ground terminal of the voltage regulator U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223359960.6U CN219285818U (en) | 2022-12-13 | 2022-12-13 | Intelligent alarm for dangerous point scene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223359960.6U CN219285818U (en) | 2022-12-13 | 2022-12-13 | Intelligent alarm for dangerous point scene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219285818U true CN219285818U (en) | 2023-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223359960.6U Active CN219285818U (en) | 2022-12-13 | 2022-12-13 | Intelligent alarm for dangerous point scene |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219285818U (en) |
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- 2022-12-13 CN CN202223359960.6U patent/CN219285818U/en active Active
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