CN113870507A - Boundary crossing alarm device - Google Patents
Boundary crossing alarm device Download PDFInfo
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- CN113870507A CN113870507A CN202111369856.2A CN202111369856A CN113870507A CN 113870507 A CN113870507 A CN 113870507A CN 202111369856 A CN202111369856 A CN 202111369856A CN 113870507 A CN113870507 A CN 113870507A
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- 238000004891 communication Methods 0.000 description 2
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/19—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using infrared-radiation detection systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
- G08B13/122—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a perimeter fence
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Abstract
The application discloses alarm device transgresses border includes: the infrared sensor, power, trigger and alarm device are formed by infrared emitter and infrared receiver; the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane; the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection; the power supply is connected with the trigger, and the trigger is triggered after the infrared receiver is conducted; the trigger is connected with the alarm; and the alarm is used for sending out an alarm signal. The technical problem that the existing alarm needs to align a transmitting end and a receiving end when in work, so that the alarm needs to be debugged in advance before being formally used, and inconvenience is caused in use is solved.
Description
Technical Field
The application relates to the technical field of electric power safety, in particular to an out-of-range alarm device.
Background
The safe production is the life line of various production enterprises and is the premise of the smooth development of the production work of the enterprises. In an electric power system, safety accidents are frequent due to the fact that many high-risk areas are involved.
High-risk areas are usually isolated in power systems by physical protective measures, such as protective fences and the like. In order to further improve the protection effect, an alarm is additionally arranged on the protection fence to detect the dangerous area. When someone enters the dangerous area, an alarm signal is sent out. However, the transmitting end and the receiving end need to be aligned when the existing alarm works, so that the prior debugging is needed before the alarm is formally used, which causes a lot of inconvenience in use.
Disclosure of Invention
The application provides a cross-border warning device, which solves the technical problem that the existing warning device is inconvenient to use due to the fact that a transmitting end and a receiving end need to be aligned when the warning device works, and therefore the warning device needs to be debugged in advance before the warning device is formally used.
In view of the above, the present application provides an out-of-range warning device, including: the infrared sensor, power, trigger and alarm device are formed by infrared emitter and infrared receiver;
the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane;
the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection;
the power supply is connected with the trigger, and the trigger is triggered after the infrared receiver is conducted;
the trigger is connected with the alarm;
the alarm is used for sending out an alarm signal.
Optionally, the infrared emitter comprises: a first infrared transmitter and a second infrared transmitter, the infrared receiver comprising: a first infrared receiver and a second infrared receiver;
the first infrared emitter and the first infrared receiver form a first infrared sensor, the first end of the first infrared emitter is connected with the power supply, the second end of the first infrared emitter is connected with the alarm and the trigger, and the first end of the first infrared receiver is connected with the power supply and the second end of the first infrared receiver is connected with the trigger;
the second infrared emitter and the second infrared receiver form a second infrared sensor, the first end of the second infrared emitter is connected with the power supply, the second end of the second infrared emitter is connected with the alarm and the trigger, the first end of the second infrared receiver is connected with the power supply, and the second end of the second infrared receiver is connected with the trigger.
Optionally, the first infrared sensor further includes: a first voltage regulator;
the first end of the first voltage regulator is connected with the power supply and the first end of the first infrared receiver, and the second end of the first voltage regulator is connected with the first end of the first infrared transmitter and used for regulating the power supply voltage of the first infrared inductor.
Optionally, the second infrared sensor further includes: a second voltage regulator;
and the first end of the second voltage regulator is connected with the power supply and the first end of the second infrared receiver, and the second end of the second voltage regulator is connected with the first end of the second infrared transmitter and is used for regulating the power supply voltage of the second infrared inductor.
Optionally, the trigger specifically includes: a bistable flip-flop;
and the input end of the bistable trigger is connected with the positive electrode of the power supply.
Optionally, the alarm comprises: a buzzer and a warning light;
the first end of the buzzer is connected with the power supply, and the second end of the buzzer is connected with the output end of the trigger;
the first end of the warning lamp is connected with the power supply, and the second end of the warning lamp is connected with the output end of the trigger.
Optionally, the power supply comprises: a charging power source and a dry battery pack.
Optionally, the power supply further comprises a switch;
the change-over switch is connected with the charging power supply and the dry battery pack and is used for switching and connecting a power supply in the border crossing warning device.
Optionally, the switch is embodied as a single pole double throw switch.
According to the technical scheme, the method has the following advantages:
the application provides a warning device that transgresses, includes: the infrared sensor, power, trigger and alarm device are formed by infrared emitter and infrared receiver; the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane; the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection; the power supply is connected with the trigger, and the trigger is triggered after the infrared receiver is conducted; the trigger is connected with the alarm; and the alarm is used for sending out an alarm signal.
The cross-border warning device comprises a light source, a trigger, a diffuse reflection detector, a light source controller and a light source controller.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
FIG. 1 is a circuit diagram of an out-of-range alarm device according to an embodiment of the present disclosure;
FIG. 2 is a first schematic diagram of an infrared detection surface of an out-of-range warning device according to an embodiment of the present application;
FIG. 3 is a second schematic diagram of an infrared detection surface of an out-of-range warning device according to an embodiment of the present application;
wherein the reference numbers are as follows:
1. a first infrared sensor; 2. a second infrared sensor; t11, a first infrared emitter; t12, a first infrared receiver; t21, a second infrared emitter; t22, a second infrared receiver; v1, a first voltage regulator; v2, second voltage regulator; m, a trigger; A. a buzzer; l, a warning lamp; DC. A charging power supply; B. a dry battery pack; s, a switch is switched.
Detailed Description
The embodiment of the application provides an out-of-range warning device, which solves the technical problem that the existing warning device is inconvenient to use due to the fact that a transmitting end and a receiving end need to be aligned when the warning device works, and therefore the warning device needs to be debugged in advance before the warning device is formally used.
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of an out-of-range warning device according to an embodiment of the present application.
An out-of-range warning device in this embodiment includes: the infrared sensor, power, trigger M and alarm device formed by infrared emitter and infrared receiver; the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane; the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection; the power supply is connected with the trigger M, and the trigger M is triggered after the infrared receiver is conducted; the trigger M is connected with the alarm; and the alarm is used for sending out an alarm signal.
The alarm in the prior art uses a light ray correlation structure, that is, the emitter and the receiver need to be aligned, the debugging difficulty of the alignment itself is large, and the emitter and the receiver need to be aligned before the alarm is used, so that the existing alarm has a lot of inconvenience in use. The infrared sensor in the embodiment adopts a diffuse emission detection principle, so that a structure based on a light ray correlation principle is not used, and debugging before use is not needed.
When a human body passes through the infrared detection surface corresponding to the infrared transmitter, diffuse reflection is generated on the transmitted light, the light is emitted to a larger range around, so that the infrared receiver receives diffuse reflection signals and is conducted, when the infrared receiver is conducted, the human body is considered to enter a high-risk area, the trigger M is triggered at the moment, and then the trigger M triggers the alarm device, so that the alarm device sends out alarm signals.
In the out-of-range warning device in the embodiment, the emitted light of the infrared emitter is scattered on a plane to form an infrared detection surface, when a person passes through the detection surface, the emitted light is subjected to diffuse reflection and is emitted to a larger range around, so that the infrared receiver receives diffuse reflection signals and is conducted, the trigger M connected with a power supply is conducted, the trigger M is connected with the warning device, and the warning device is triggered to send warning signals, so that the out-of-range warning of the person is realized.
The above is a first embodiment of an out-of-range warning device provided in the embodiments of the present application, and the following is a second embodiment of an out-of-range warning device provided in the embodiments of the present application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of an out-of-range warning device according to an embodiment of the present application.
An out-of-range warning device in this embodiment includes: the infrared sensor, power, trigger M and alarm device formed by infrared emitter and infrared receiver; the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane; the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection; the power supply is connected with the trigger M, and the trigger M is triggered after the infrared receiver is conducted; the trigger M is connected with the alarm; and the alarm is used for sending out an alarm signal.
Specifically, the infrared emitter in the present embodiment includes: a first infrared transmitter T11 and a second infrared transmitter T21, the infrared receiver comprising: a first infrared receiver T12 and a second infrared receiver T22; the first infrared sensor 1 is composed of a first infrared emitter T11 and a first infrared receiver T12, the first end of the first infrared emitter T11 is connected with a power supply, the second end of the first infrared emitter T11 is connected with an alarm and a trigger M, the first end of the first infrared receiver T12 is connected with the power supply, and the second end of the first infrared receiver T12 is connected with the trigger M; the second infrared inductor 2 is composed of a second infrared emitter T21 and a second infrared receiver T22, a first end of the second infrared emitter T21 is connected with a power supply, a second end of the second infrared emitter T21 is connected with an alarm and a trigger M, and a first end of the second infrared receiver T22 is connected with the power supply and the second end of the second infrared receiver T22 is connected with the trigger M. Namely, the first infrared inductor 1 and the second infrared inductor 2 are arranged in parallel.
In the embodiment, the two infrared sensors connected in parallel are used for detecting the border crossing of the person, so that when any one infrared sensor detects that the person passes through, the trigger M can be triggered, and then the alarm is triggered to generate an alarm signal. Therefore, the phenomenon that the border crossing alarm device cannot carry out border crossing alarm when one infrared sensor is abnormal can be avoided.
Further, the first infrared sensor 1 in this embodiment further includes: a first voltage regulator V1; the first end of the first voltage regulator V1 is connected to the power supply and the first end of the first infrared receiver T12, and the second end is connected to the first end of the first infrared transmitter T11, for regulating the supply voltage of the first infrared inductor 1. It can be understood that the detection distance of the first infrared sensor 1 in this embodiment is adjustable, specifically, the distance is adjusted by the intensity of the power supply voltage of the infrared sensor in this embodiment, when the voltage is higher, the detection distance is farther, and when the voltage is lower, the detection distance is closer. It should be noted that the first voltage regulator V1 in this embodiment may have various existing structures as long as voltage regulation is implemented, for example: a contact voltage regulator, an integrated circuit regulator, etc., which are not particularly limited in this embodiment.
Specifically, the infrared detection surface in this embodiment is as shown in fig. 2 and 3, fig. 2 is a front view of the infrared detection surface, and fig. 3 is a plan view of the infrared detection surface. The two infrared sensors are arranged in a direction of 180 degrees, the sensing effective area forms a large-range plane in the vertical direction, and the range in the horizontal direction is small, so that the sensing effective area is a thin plane (D is less than or equal to 0.2m when D is 3m in figure 3).
It is understood that the second infrared sensor 2 in this embodiment further includes: a second voltage regulator V2; the first end of the second voltage regulator V2 is connected to the power supply and the first end of the second infrared receiver T22, and the second end is connected to the first end of the second infrared transmitter T21, for regulating the supply voltage of the second infrared sensor 2. It can be understood that the detection distance of the second infrared sensor 2 in this embodiment is adjustable, specifically, the distance is adjusted by the intensity of the power supply voltage of the infrared sensor in this embodiment, when the voltage is higher, the detection distance is farther, and when the voltage is lower, the detection distance is closer. It should be noted that the second voltage regulator V2 in this embodiment may have various existing structures as long as voltage regulation is implemented, for example: a contact voltage regulator, an integrated circuit regulator, etc., which are not particularly limited in this embodiment.
Further, the trigger M in this embodiment specifically includes: a bistable flip-flop M; the input end of the bistable trigger M is connected with the positive pole of the power supply. After the intruder passes through the infrared detection surface, although the infrared receiver does not receive the reflected signal, the trigger signal disappears, but the alarm at the output end of the bistable trigger M still keeps alarming under the keeping action of the bistable trigger M. After the field worker eliminates the danger, the bistable trigger M can release the signal holding only by passing through the infrared detection surface again, the state of the border-crossing alarm device is automatically reset immediately, manual operation is not needed, and a plurality of troubles of the manual operation are avoided.
It should be noted that the bistable flip-flop M is characterized by having two stable states, and can be switched from one stable state to another stable state by an external trigger signal. The existing state will be maintained when no trigger signal is applied, and the bistable flip-flop M may be formed of a transistor, a digital circuit, a time base circuit, or the like. It is understood that, for the specific structure of the bistable flip-flop M, those skilled in the art can set the specific structure as needed, and this is not specifically defined and described in this embodiment.
When the human body is detected to pass through, the positive pole of the power supply is connected to the input end I of the bistable flip-flop M, so that the output ends O1 and O2 are connected and maintained.
Further, the alarm in this embodiment includes: a buzzer A and an alarm lamp L; the first end of the buzzer A is connected with a power supply, and the second end of the buzzer A is connected with the output end of the trigger M; the first end of the warning lamp L is connected with the power supply, and the second end of the warning lamp L is connected with the output end of the trigger M. In the embodiment, the alarm is performed through the acousto-optic alarm signal, so that the alarm effect is improved.
Specifically, the power supply in the present embodiment includes: a charging power supply DC and a dry battery B. In the embodiment, diversified power supply modes are provided, so that a plurality of defects caused by a single power supply source are avoided.
It is understood that the power supply in this embodiment further includes a switch S; the change-over switch S is connected with the charging power supply DC and the dry battery pack B and is used for switching and connecting a power supply in the border crossing warning device. In this embodiment, the charging power supply DC and the dry battery B are selectively used by the switch S.
Specifically, the change-over switch S in the present embodiment is specifically a single-pole double-throw switch. It is understood that the switch S may have other structures as long as the charging power supply DC and the dry battery B are switched, and other implementation manners are not described in detail in this embodiment.
Compared with the prior art, the border crossing warning device in the embodiment has the following advantages:
1. the two detectors face to two directions (back to back 180 degrees) of the same plane, and the detection distance is independently adjustable.
2. The detection area is flattened and is arranged on a vertical plane, so that the interference and the false alarm caused by pedestrians outside the area are avoided.
3. And the diffuse reflection detection principle does not need light path debugging before use.
4. The bistable trigger M is used as a relay, so that the problem that the alarm signal disappears after the whole person crosses the detection area is solved, and the reset without a direct contact device is realized.
In the out-of-range warning device in the embodiment, the emitted light of the infrared emitter is scattered on a plane to form an infrared detection surface, when a person passes through the detection surface, the emitted light is subjected to diffuse reflection and is emitted to a larger range around, so that the infrared receiver receives diffuse reflection signals and is conducted, the trigger M connected with a power supply is conducted, the trigger M is connected with the warning device, and the warning device is triggered to send warning signals, so that the out-of-range warning of the person is realized.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical functional division, and other divisions may be implemented, for example, a plurality of units or components may be combined or integrated into another grid network to be installed, or some features may be omitted or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to the needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (9)
1. An out-of-range warning device, comprising: the infrared sensor, power, trigger and alarm device are formed by infrared emitter and infrared receiver;
the infrared emitter is connected with the power supply, and the emitted light of the infrared emitter is scattered on a plane;
the infrared receiver is connected with the power supply and is conducted after receiving the emitted light after diffuse reflection;
the power supply is connected with the trigger, and the trigger is triggered after the infrared receiver is conducted;
the trigger is connected with the alarm;
the alarm is used for sending out an alarm signal.
2. The out-of-range warning device of claim 1, wherein the infrared transmitter comprises: a first infrared transmitter and a second infrared transmitter, the infrared receiver comprising: a first infrared receiver and a second infrared receiver;
the first infrared emitter and the first infrared receiver form a first infrared sensor, the first end of the first infrared emitter is connected with the power supply, the second end of the first infrared emitter is connected with the alarm and the trigger, and the first end of the first infrared receiver is connected with the power supply and the second end of the first infrared receiver is connected with the trigger;
the second infrared emitter and the second infrared receiver form a second infrared sensor, the first end of the second infrared emitter is connected with the power supply, the second end of the second infrared emitter is connected with the alarm and the trigger, the first end of the second infrared receiver is connected with the power supply, and the second end of the second infrared receiver is connected with the trigger.
3. The out-of-range warning device of claim 2, wherein the first infrared sensor further comprises: a first voltage regulator;
the first end of the first voltage regulator is connected with the power supply and the first end of the first infrared receiver, and the second end of the first voltage regulator is connected with the first end of the first infrared transmitter and used for regulating the power supply voltage of the first infrared inductor.
4. The out-of-range warning device of claim 2, wherein the second infrared sensor further comprises: a second voltage regulator;
and the first end of the second voltage regulator is connected with the power supply and the first end of the second infrared receiver, and the second end of the second voltage regulator is connected with the first end of the second infrared transmitter and is used for regulating the power supply voltage of the second infrared inductor.
5. The out-of-range warning device of claim 1, wherein the trigger specifically comprises: a bistable flip-flop;
and the input end of the bistable trigger is connected with the positive electrode of the power supply.
6. The out-of-range warning device of claim 1, wherein the warning device comprises: a buzzer and a warning light;
the first end of the buzzer is connected with the power supply, and the second end of the buzzer is connected with the output end of the trigger;
the first end of the warning lamp is connected with the power supply, and the second end of the warning lamp is connected with the output end of the trigger.
7. The out-of-range warning device of claim 1, wherein the power source comprises: a charging power source and a dry battery pack.
8. The out-of-range warning device of claim 7, wherein the power supply further comprises a switch;
the change-over switch is connected with the charging power supply and the dry battery pack and is used for switching and connecting a power supply in the border crossing warning device.
9. The out-of-range warning device of claim 8, wherein the diverter switch is embodied as a single pole double throw switch.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111369856.2A CN113870507A (en) | 2021-11-18 | 2021-11-18 | Boundary crossing alarm device |
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| CN202111369856.2A CN113870507A (en) | 2021-11-18 | 2021-11-18 | Boundary crossing alarm device |
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Application publication date: 20211231 |