CN104916071B - Alarm device and alarm method - Google Patents
Alarm device and alarm method Download PDFInfo
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- CN104916071B CN104916071B CN201510230666.0A CN201510230666A CN104916071B CN 104916071 B CN104916071 B CN 104916071B CN 201510230666 A CN201510230666 A CN 201510230666A CN 104916071 B CN104916071 B CN 104916071B
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- transistor
- alarm
- set point
- infrared ray
- ultrasound wave
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses an alarm device and an alarm method. The alarm device comprises a sensing module used to detect whether there is an object approaching, and an alarm module electrically connected with the sensing module and used to sound an alarm when determining that an object is approaching. The alarm device and the alarm method are used to solve the problem that poor safety is caused as electric shock may occur easily due to unintentional touch of an object when the voltage of a power module is large.
Description
Technical field
The present invention relates to technical field of liquid crystal display, more particularly, to a kind of warning devicess and alarming method.
Background technology
With the continuous development of industrialization technology, various electrical equipment also gradually realize automatization.To adapt to the variation of scene,
The size of many electrical equipment is also increasing.
Generally for electrical equipment, volume is bigger, and power consumption is also bigger, in corresponding power module
Voltage ratio is larger.For example, with the continuous development of lcd technology, the variation of application scenarios so that liquid crystal display
Size is also increasing.Generally, large scale liquid crystal display device is in normal work, and power dissipation ratio is larger, and this is accomplished by
Larger electric energy.In the case where electric energy is larger, electricity of the liquid crystal display in the case of normal work, in its power module
Pressure is larger.
Because the voltage ratio in power module is larger, when object is touched unintentionally, electric shock, therefore safety are susceptible to
It is poor.
The content of the invention
The invention provides a kind of warning devicess and alarming method, for solving power module in voltage ratio it is larger, when
Object is touched unintentionally, is susceptible to electric shock, therefore the poor problem of safety.
A kind of warning devicess, the warning devicess are applied to power supply, including：Power protection shell, wherein the power supply
Containment vessel is coated for reflecting ultrared infrared reflection film layer；
The induction module, specifically for launching and receives the infrared ray for being reflected, and launches and receive what is reflected
Ultrasound wave, and the infrared ray that the power protection shell reflects is not received determining, and when receiving ultrasound wave, it is determined that there is thing
Body enters into set point.
In a kind of embodiment, described device also includes：Power protection shell, wherein the power protection shell is coated for anti-
Penetrate ultrared infrared reflection film layer；
The induction module, specifically for launching infrared ray, and does not receive the power protection shell reflection determining
Infrared ray, and when receiving ultrasound wave, it is determined that there is object to enter into set point.
In a kind of embodiment, the induction module specifically includes infrared sensor, ultrasonic sensor, first crystal
Pipe, transistor seconds and the first phase inverter；The outfan of wherein described first inverter input and the infrared ray sensor
The control end connection of connection, the outfan of first phase inverter and the first transistor；The ultrasonic sensor it is defeated
Go out end to be connected with the control end of transistor seconds, the ultrasonic sensor is used to determine whether object by launching ultrasound wave
Set point is entered into, when having determined that object enters into set point, high level is exported；The output of the first transistor
The input of end and the transistor seconds connects.
In a kind of embodiment, described device also includes：The on and off switch being connected with the alarm module；Wherein described electricity
Source switch is used for when the alarm module sends alarm, closes power circuit.
In a kind of embodiment, the on and off switch specifically includes third transistor and the second phase inverter；Described second is anti-
The input of phase device and alarm module connect, and the outfan of second phase inverter and the control end of the third transistor connect
Connect；The outfan of the third transistor and power supply connect.
In a kind of embodiment, the first transistor, transistor seconds and third transistor are identical transistors；Institute
State identical transistor at least include it is following in one kind：Bipolar transistor；Audion；Insulated gate bipolar transistor.
In a kind of embodiment, the alarm module, including speaker and/or luminaire.
A kind of alarming method, including：Detect whether that there is object enters in set point；Determining that object enters into
When in set point, alarm is sent.
In a kind of embodiment, detect whether to there is object it is close, including：Transmitting infrared ray and ultrasound wave；Determine whether
Receive the ultrasound wave reflected by object and the infrared ray for whether receiving the reflection of power protection shell；If it is determined that not receiving
The infrared ray of the power protection shell reflection, and when receiving ultrasound wave, it is determined that there is object to enter in set point.
In a kind of embodiment, the infrared ray through the reflection of infrared reflection film layer is received, including：By infrared sensing
Device, receives the infrared ray through the reflection of infrared reflection film layer；Ultrasound wave is received, including：By ultrasonic sensor, thing is received
Body near when the ultrasound wave launched.
In a kind of embodiment, determine object near when, send alarm, including：Determine object near when, lead to
Cross speaker to sound the alarm sound；And/or determine object near when, alarm light is sent by luminaire.
In a kind of embodiment, when determining that object is entered in set point, alarm is sent by sound and/or light,
And circuit of cutting off the electricity supply.
Present invention technical scheme set forth above, be to detect around power supply by arranging induction module and alarm module
It is no to have object close, when have object near when, alarm is sent, when object is not intended near the power supply mould with big voltage or high current
During block, it is to avoid object occurs electrocution conditions, the safety of power supply and object is improved.
Description of the drawings
Fig. 1 is the warning devicess structure composition schematic diagram that the embodiment of the present invention is proposed；
Fig. 2 a are the warning devicess structure composition schematic diagram including power protection shell that the embodiment of the present invention is proposed；
Fig. 2 b are the warning devicess structure composition schematic diagram that the embodiment of the present invention is proposed；
Fig. 3 is the alarming method flow chart that the embodiment of the present invention is proposed.
Specific embodiment
Below in conjunction with each accompanying drawing to embodiment of the present invention technical scheme it is main realize principle, specific embodiment and
It is set forth in the beneficial effect that should be able to be reached.
The embodiment of the present invention proposes a kind of warning devicess, and the warning devicess are applied to power supply, as shown in figure 1, bag
Include：
Induction module 11, for detecting whether it is close to there is object.
For detecting whether there is object entering in set point.
In the technical scheme that the embodiment of the present invention is proposed, determine whether there is object near when, a kind of mode can be
It is whether close come detection object by the distance threshold for setting.For example, when object is more than setpoint distance threshold value with a distance from power supply,
Determine that no object is close around power supply, when object is less than or equal to setpoint distance threshold value with a distance from power supply, determine power supply week
It is with object close.
Wherein setting for distance threshold can be that, with power supply as the center of circle, distance threshold is the border circular areas of radius.
A kind of mode can be the body temperature or sound by object, whether close carry out detection object.In this kind of mode, can be with
By arranging temperature sensor, or sound transducer, come whether detection object is entered in set point.
Wherein, in the technical scheme that the embodiment of the present invention is proposed, object can be people, or other animals.
The alarm module 12 electrically connected with induction module 11, wherein, alarm module 12 be used for determine object near when,
Send alarm.
Embodiment of the present invention warning devicess set forth above, by arranging induction module and alarm module power supply is detected
Around whether have object close, when have object near when, send alarm, when object be not intended near with big voltage power module
When, it is to avoid there are electrocution conditions in object, improve the safety of power supply and object.
It is preferred that in the technical scheme of embodiment of the present invention proposition, warning devicess can also include：Power protection shell 13.
As shown in Figure 2 a, power protection shell 13 can be the mechanical cover of power supply.
Wherein coat on power protection shell 13 for reflecting ultrared infrared reflection film layer 14.
Above-mentioned induction module 11, specifically for launching and receives the infrared ray for being reflected, and launches and receive reflection
Ultrasound wave.
Specifically, above-mentioned induction module 11 receives the red of the reflection of infrared reflection film layer 14 of coating on power protection shell 13
Outside line, according to whether the infrared ray for receiving the reflection of infrared reflection film layer 14 coated on power protection shell 13 is judged outside power supply
Whether shell is intact.
Specifically, induction module can also be by launching ultrasound wave, by judging whether to receive because object is near anti-
The ultrasound wave penetrated is close to determine whether object.
Specifically, above-mentioned induction module 11, specifically for launching infrared ray and determining power protection shell is not received
The infrared ray of 13 reflections, and when receiving the ultrasound wave of the close reflection of object, it is determined that there is object close.
It is preferred that in the technical scheme of embodiment of the present invention proposition, as shown in Figure 2 b, the induction module 11 in warning devicess
Specifically include infrared sensor 101, ultrasonic sensor 102, the first transistor 103, the phase inverter of transistor seconds 104 and first
105。
Outfan 21, the control of the first transistor 103 respectively with infrared ray sensor 101 of wherein the first phase inverter 105
End 31 connects.
Specifically, the input of the first phase inverter 105 is connected with the outfan 21 of infrared ray sensor 101, and first is anti-phase
The outfan of device 105 and the control end 31 of the first transistor 103 connect.
Specifically, in the technical scheme that the embodiment of the present invention is proposed, the transmitting infrared ray of infrared ray sensor 101, and receive
The infrared ray of the reflection of power protection shell 13, determines whether outer casing of power supply is intact.
The outfan of ultrasonic sensor 102 is connected with the control end 32 of transistor seconds 104, ultrasonic sensor 102
For launching ultrasound wave, and receive object near power supply when the ultrasound wave that reflects.
Specifically, ultrasonic sensor 102 is used for by launching ultrasound wave, it is determined whether have object to enter into setting model
Enclose, when having determined that object enters into set point, export high level.
The outfan 41 of the first transistor 103 and the input 42 of transistor seconds 104 connect.
In the technical scheme that the embodiment of the present invention is proposed, infrared ray sensor is used to launch infrared ray, and receiving infrared-ray
The infrared ray of reflective coating reflection.
It is preferred that infrared reflection film layer may be located at infrared ray sensor top, area is slightly larger than infrared ray sensor,
Here does not do specific restriction.
In the technical scheme that the embodiment of the present invention is proposed, infrared ray sensor is used to launch infrared ray, infrared when receiving
During the infrared ray of line reflection film layer reflection, infrared ray sensor output high level, conversely, infrared ray sensor is used to launch infrared
Line, when the infrared ray of infrared reflection film layer reflection is not received, infrared ray sensor output low level.Infrared ray sensor
Whether the power protection shell that power supply can be detected also installs intact.
In the technical scheme that the embodiment of the present invention is proposed, ultrasonic sensor for detecting whether have object near power supply,
Its implementation principle is that ultrasonic sensor launches ultrasound wave, when the ultrasound wave due to object proximity reflection is received, ultrasound wave
Sensor exports high level, conversely, ultrasonic sensor is used to launch ultrasound wave, when the ultrasound wave of reflection is not received, surpasses
Sonic sensor exports low level.
In the technical scheme that the embodiment of the present invention is proposed, warning devicess also include：The on and off switch being connected with alarm module,
Wherein on and off switch is used for when the alarm module sends alarm, closes power circuit.
Specifically, as shown in Figure 2 b, on and off switch, specifically includes the phase inverter 51 of third transistor 52 and second.
The input 65 of the second phase inverter 51 and alarm module connect, the outfan 606 of the second phase inverter 51 and the trimorphism
The control end 701 of body pipe 52 connects；
The outfan 702 and power supply 81 of third transistor 52 connects.
In the technical scheme that the embodiment of the present invention is proposed, the first transistor 103, transistor seconds 104 and third transistor
52 is identical transistor, identical transistor at least include it is following in one kind：
Bipolar transistor；
Audion；
Insulated gate bipolar transistor.
Here does not do specific restriction.
Alarm module, including speaker and/or luminaire.
In the technical scheme that the embodiment of the present invention is proposed, audible alarm, or light alarm, or acousto-optic can be adopted
Report to the police and combine.Luminaire can be light emitting diode, or other devices that can light.
Schematic diagram with reference to shown in Fig. 2 b, if power supply normal work, when power supply mechanical protection shell disappearance, and has object
During close exposed power supply, the infrared ray of infrared ray sensor transmitting is absorbed by close object, and infrared ray sensor cannot connect
The infrared ray that receipts are reflected by infrared reflection film layer, then infrared ray sensor output low level, after the first phase inverter, changes
For high level, the first transistor (metal-oxide-semiconductor as shown in Figure 2 b) opening.Additionally, close object can send out ultrasonic sensor
The ultrasound wave penetrated is reflected, and ultrasonic sensor is received after the ultrasound wave of reflection, exports high level, transistor seconds
(metal-oxide-semiconductor as shown in Figure 2 b) is opened, speaker loop conducting, so as to sound the alarm.
After speaker conducting, high level exports low level after the second phase inverter so that third transistor is closed, from
And close power circuit, it is ensured that there are no electric shock accidentss.In other cases, loop cannot turn on, therefore speaker will not report to the police.
Correspondingly, the embodiment of the present invention also proposes a kind of alarming method, as shown in figure 3, its concrete handling process is for example following：
Step 31, detects whether to there is object close.
Detect whether that there is object enters in set point.The embodiment of the present invention propose technical scheme in, it is determined that
With the presence or absence of object near when, a kind of mode can be by set distance threshold it is whether close come detection object.For example, thing
When body is more than setpoint distance threshold value with a distance from power supply, determine that no object is close around power supply, object is little with a distance from power supply
In or during equal to setpoint distance threshold value, to determine that have around power supply object close.
Wherein setting for distance threshold can be that, with power supply as the center of circle, distance threshold is the border circular areas of radius.
A kind of mode can be the body temperature or sound by object, whether close carry out detection object.
Wherein, in the technical scheme that the embodiment of the present invention is proposed, object can be people, or other animals.
Step 32, determine object near when, send alarm.
Specifically, when determining that object is entered in set point, alarm is sent.
The present invention is embodiment warning devicess set forth above, and by arranging induction module and alarm module electricity is detected
Whether have object close around source, when have object near when, alarm is sent, when object is not intended near having big voltage or high current
Power module when, it is to avoid there are electrocution conditions in object, improve the safety of power supply and object.
It is preferred that in the technical scheme that proposes of the embodiment of the present invention, detect whether to there is object it is close, including：
Transmitting infrared ray and ultrasound wave, it is determined whether receive the ultrasound wave that reflected by object and whether receive power supply
The infrared ray of containment vessel reflection, receives the infrared ray through the reflection of infrared reflection film layer after transmitting infrared ray；And determination is
It is no to receive the ultrasound wave reflected by object, however, it is determined that to go out and do not receive the infrared ray of the power protection shell reflection, and receive
During to ultrasound wave, it is determined that there is object to enter in set point.
It is preferred that in the technical scheme of embodiment of the present invention proposition, receiving through the infrared of infrared reflection film layer reflection
Line, including：By infrared sensor, the infrared ray through the reflection of infrared reflection film layer is received；Ultrasound wave is received, including：It is logical
Cross ultrasonic sensor, receive object near when the ultrasound wave launched.
It is preferred that the embodiment of the present invention propose technical scheme in, determine object near when, send alarm, including：
Determine object near when, sounded the alarm sound by speaker；And/or determine object near when, set by luminous
Preparation goes out alarm light.
Alternatively, when determining that object is entered in set point, alarm is sent by sound and/or light, and cuts off electricity
Source circuit.
, but those skilled in the art once know basic creation although preferred embodiments of the present invention have been described
Property concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to include excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising these changes and modification.
Claims (9)
1. a kind of warning devicess, the warning devicess are applied to power supply, it is characterised in that include：
Induction module, for detecting whether there is object entering in set point；
The alarm module electrically connected with the induction module, wherein, the alarm module is used to set determining that object is entered into
When determining scope, alarm is sent；
Wherein, described device also includes：
Power protection shell, wherein the power protection shell is coated for reflecting ultrared infrared reflection film layer；
The induction module, specifically for launching and receives the infrared ray for being reflected, and launches and receive the ultrasound that reflected
Ripple, and the infrared ray that the power protection shell reflects is not received determining, and when receiving ultrasound wave, it is determined that there is object to enter
Enter to set point.
2. warning devicess as claimed in claim 1, it is characterised in that the induction module specifically includes infrared sensor, super
Sonic sensor, the first transistor, transistor seconds and the first phase inverter；
Wherein described first inverter input is connected with the outfan of the infrared ray sensor, first phase inverter it is defeated
The control end for going out end and the first transistor connects；
The outfan of the ultrasonic sensor is connected with the control end of transistor seconds, and the ultrasonic sensor is used to pass through
Transmitting ultrasound wave determines whether that object enters into set point, and when having determined that object enters into set point, output is high
Level；
The input connection of the outfan of the first transistor and the transistor seconds.
3. warning devicess as claimed in claim 2, it is characterised in that described device also includes：
The on and off switch being connected with the alarm module；
Wherein described on and off switch is used for when the alarm module sends alarm, closes power circuit.
4. warning devicess as claimed in claim 3, it is characterised in that the on and off switch, specifically include third transistor and
Second phase inverter；
The input of second phase inverter and alarm module connection, the outfan of second phase inverter and the 3rd crystal
The control end connection of pipe；
The outfan of the third transistor and power supply connect.
5. warning devicess as claimed in claim 4, it is characterised in that the first transistor, transistor seconds and are trimorphism
Body pipe is identical transistor；
The identical transistor at least include it is following in one kind：
Bipolar transistor；
Audion；
Insulated gate bipolar transistor.
6. warning devicess as described in Claims 1 to 5 is arbitrary, it is characterised in that the alarm module, including speaker and/
Or luminaire.
7. a kind of alarming method, is applied to the arbitrary described warning devicess of claim 1～6, it is characterised in that include：
Detect whether that there is object enters in set point；
When determining that object is entered in set point, alarm is sent.
8. alarming method as claimed in claim 7, it is characterised in that detect whether that there is object enters in set point,
Including：
Transmitting infrared ray and ultrasound wave；
Determine whether the infrared ray for receiving the ultrasound wave reflected by object and whether receiving the reflection of power protection shell；
If it is determined that the infrared ray of the power protection shell reflection is not received, and when receiving ultrasound wave, it is determined that there is object to enter
Enter in set point.
9. alarming method as claimed in claim 7, it is characterised in that when determining that object is entered in set point, sends out
Go out alarm, including：
When determining that object is entered in set point, alarm, and circuit of cutting off the electricity supply are sent by sound and/or light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510230666.0A CN104916071B (en) | 2015-05-07 | 2015-05-07 | Alarm device and alarm method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510230666.0A CN104916071B (en) | 2015-05-07 | 2015-05-07 | Alarm device and alarm method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104916071A CN104916071A (en) | 2015-09-16 |
| CN104916071B true CN104916071B (en) | 2017-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510230666.0A Active CN104916071B (en) | 2015-05-07 | 2015-05-07 | Alarm device and alarm method |
Country Status (1)
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| CN (1) | CN104916071B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9892627B2 (en) * | 2015-10-21 | 2018-02-13 | Honeywell International Inc. | Systems and methods for reducing false alarms using the GPS location of a mobile device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ541470A (en) * | 2003-01-27 | 2006-12-22 | Dormina Uk Ltd | Improvements in or relating to safety covers for electric sockets and the like |
| CN2664223Y (en) * | 2003-09-19 | 2004-12-15 | 慧坦科技股份有限公司 | Socket protecting cover structure capable of preventing single-hole open |
| CN101810444B (en) * | 2010-03-23 | 2012-08-22 | 晶辉科技（深圳）有限公司 | Toasting oven and electric shock prevention method thereof |
| CN102262811A (en) * | 2011-06-30 | 2011-11-30 | 山东亿玛信诺电气有限公司 | Close-distance safety reminding device of electrical cabinet |
| CN103489280A (en) * | 2013-09-02 | 2014-01-01 | 国家电网公司 | Charged warning indicator |
| CN203966292U (en) * | 2014-07-24 | 2014-11-26 | 三江瓦力特特种车辆有限公司 | A kind of device power supply (DPS) line safety protection alarm device |
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| CN104916071A (en) | 2015-09-16 |
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