CN110084990A - A kind of 2 line fire display panel fire alarm information display methods - Google Patents
A kind of 2 line fire display panel fire alarm information display methods Download PDFInfo
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- CN110084990A CN110084990A CN201910385431.7A CN201910385431A CN110084990A CN 110084990 A CN110084990 A CN 110084990A CN 201910385431 A CN201910385431 A CN 201910385431A CN 110084990 A CN110084990 A CN 110084990A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000003466 welding Methods 0.000 claims abstract description 13
- 230000009977 dual effect Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 4
- 230000002688 persistence Effects 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 10
- 102100023941 G-protein-signaling modulator 2 Human genes 0.000 description 7
- 101000904754 Homo sapiens G-protein-signaling modulator 2 Proteins 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
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- 230000009471 action Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/14—Central alarm receiver or annunciator arrangements
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Audible And Visible Signals (AREA)
- Fire Alarms (AREA)
Abstract
A kind of 2 line fire display panel fire alarm information display methods, it is related to fire alarm technical field, using the highlighted light emitting diode of independent attachment, Combination Welding is digital into 5 displays on circuit boards, pass through the scanning to 7 light emitting diodes for forming each display number, and then 5 display numbers can show any one number in 0~9 this 10 numbers, and when 5 are shown with a digital scan in number, other four digital light emitting diodes are formed all to extinguish, since scanning speed is fast and the persistence of vision of human eye, 5 numbers seem all to continuously display in human eye, pass through the digital window structure part of high reflectance, the light that the light emitting diode for forming each number issues is converged, and issued the light emitting diode for forming each number using the high biography luminescent material for passing light rate Light is all effectively transmitted and is projected and carries out clearly, completely showing on the panel of digital display window.The present invention facilitates the function of realizing that the address of the fire alarm trigger unit reported a fire transmitted to controller and relevant information are combined display.
Description
Technical field:
The present invention relates to fire alarm technical fields, and in particular to a kind of 2 line fire display panel fire alarm information display sides
Method.
Background technique:
Fire display panel is connected by bus with fire alarm control unit, and the number that simultaneously display controller is sent is handled
According to after fire occurs in building, the fire alarm control unit of fire protection control center is alarmed, while alarm signal is passed
It is defeated on the fire display panel for catching fire region, fire display panel will generate address and the relevant information of the fire alarm trigger unit of alarm
It is shown by fire display panel, is simultaneously emitted by sound and light alarm signal.When a controller monitors several floors simultaneously or prevents
It, can be in each floor or fire compartment setting fire display panel to replace local alarm controller when fiery subregion.
Fire display panel can be divided into digital, Chinese character/English formula, and three kinds of diagram form.Traditional digital fire display panel
The relevant information of numeral method fire alarm is mostly used, and charactron power consumption is high, when bus-powered using 2 line systems, cannot achieve total
Wire length Distance Transmission, it usually needs it is additional to increase 24V power supply power supply, that is, 4 line systems are used, is unfavorable for construction wiring and reduces construction
Overall cost.Secondly, charactron is mostly to insert device, and traditional fire display panel using charactron would generally use multiple numbers
Code pipe carries out fire alarm information and shows, in PCB Production welding component, can not use machine automatic welding, and need to use
Special frock clamp by multiple charactrons be fixed to same requirement height after could manually or wave soldering, production efficiency
It is low, it produces and processes at high cost.Furthermore each inserting charactron usually possesses the pin of up to 10 welding, once in printed board
After upper welding fabrication, if wherein one section of damage or failure, not only not easy to disassemble, but also the maintenance replacement cost of product is high.
In addition, the size of charactron is usually fixed, thus the size of its display number be typically also can not according to customer requirement and
Flexibly change, to show bigger number, then generally requires specific customization, therefore the opposite meeting of cost is relatively high.Finally, cutting
It only arrives currently, inquiring from NFA electronic product Product Quality Verification Centers it is found that the 2 line low-power consumption fire upchecked are shown
The fire alarm information display methods of disk is to be shown that action current lowest power consumption can only also accomplish using conventional digital pipe
5mA, and the fire display panel for the 2 line low-power consumption for using this method progress fire alarm information to show, action current lowest power consumption
It can be down to 3mA.
Therefore a kind of fire alarm information display methods of 2 line low cost fire display panels utilizes the highlighted hair of independent attachment
Optical diode composition number display fire alarm information, and there are three types of selection modes for fire alarm information display tool, that is, only use 5 displays
The information content of 9 traditional numeral methods can be realized in number.Had using the fire display panel of the fire alarm information display methods
Have low in energy consumption, use is bus-powered, and 2 line long distance transmissions may be implemented, and facilitates construction and installation, reduces construction cost, secondly
Printed board is when producing welding component, due to that can be welded, be reduced using machine automatic chip mounting using attachment diode
Production and processing cost and improve production efficiency and its every section light emitting diode for forming each display number can be only
Vertical position welding connects and dismantles, therefore has and be easy to check failure, detachable maintaining, reduces the maintenance cost in subsequent use process and show
The features such as registration word size can flexibly change according to customer requirement will more and more be applied.
Summary of the invention:
The purpose of the present invention is to provide a kind of 2 line fire display panel fire alarm information display methods, this method is not required to adopt
The display that the relevant information of fire alarm is carried out with traditional multiple inserting charactrons, only with 5 numbers, and each number be by
7 independent mounted high-brightness light emitting diode Combination Weldings form, by 7 light emitting diodes for forming each number
Turntable driving control, 5 numbers can show any one in 0~9 this 10 numbers respectively, and realization transmits controller
The fire alarm trigger unit reported a fire address and relevant information be combined the function of display.
The following technical solution is employed for the technical problems to be solved by the invention to realize:
A kind of 2 line fire display panel fire alarm information display methods, it is characterised in that: be combined using 5 numbers aobvious
Show that controller is transferred to address and the relevant information of the fire alarm trigger unit of fire display panel, wherein each number is by 7
Combination Welding forms the high-brightness light emitting diode independently mounted on circuit boards, forms display number.Form each display number
The anodes of 7 light emitting diodes independently mounted be all commonly connected on an output pin of scanning drive chip, and this 7
The cathode of light emitting diode is connected on 7 pins of dual power supply transceiving chip.Therefore 5 digital light emitting diodes
Anode is connected on 5 output pins of scanning drive chip, and the cathode of 5 digital light emitting diodes shares double electricity
7 pins of source transceiving chip.When being scanned display to each number, with 7 light emitting diodes for forming each number
The scanning drive chip that is connected of anode pin output 3.3V high level when, other pins export the low electricity of 0V
It is flat, and the 7 pins output for the dual power supply transceiving chip being connected with the cathode for 7 light emitting diodes for forming each number is not
With low and high level when, each number can show in 0~9 this 10 numbers any one number.In to 5 numbers
When one digital 7 light emitting diode is scanned, forms other 4 digital light emitting diodes and all extinguish, due to 5
The scanning speed of a number is fast and the persistence of vision of human eye, and 5 numbers look like in human eye to be continuously displayed.Pass through height again
The effect of the biography luminescent material of the digital window structure part and high conductance of reflectivity, makes the light emitting diode for forming each number
On the substantially all panel for effectively transmitting and projecting digital window structure part of the light of sending, and then can be complete, clear
Ground indicates a need for the number of display, therefore can replace the number display for the fire alarm information that traditional charactron carries out.Using this
Method carries out the fire display panel tool that fire alarm information is shown, and there are three types of the display patterns of fire alarm information, can display controller biography
The location informations such as the defeated address to the fire alarm trigger unit on fire display panel, or the room number that only shows fire alarm trigger unit,
The location informations such as address and the room number of display fire alarm trigger unit can also be recycled, and on the ground of display fire alarm trigger unit
When the information of location, there is dedicated address indicator light to light the information type that display is distinguished in instruction, equally in display fire alarm trigger unit
Room number location information when, also have dedicated room indicator light light instruction distinguish display information type.
The present invention is specifically mounted in the numeric type fire display panel in floor or independent fire compartment, fire alarm control
All fire alarm informations within the scope of the setting regions that device processed transmits pass through the light emitting diode highlighted by independent attachment
Number made of Combination Welding is shown on circuit boards, and there are three types of fire alarm information display patterns for choosing for tool
It selects, the requirement that large-scale fire alarm is shown is met with this.
The invention has the benefit that showing fire alarm information institute using the method for being scanned display to light emitting diode
What is needed is low in energy consumption, can be realized the transmission of 2 line long ranges, and wiring is few and simple, and project amount is small, and reliability improves, and
Surface-mounted device is easy to automatic placement machine production welding, improves production efficiency and reduces the cost of production and processing, and display
The mode that partial circuit is simple, display is welded by independent light emitting diode combined, not only shows the digital ruler of information
Very little flexible in size is variable, and at low cost convenient for fault locating analysis, investigation, detachable maintaining and subsequent use and maintenance.
Detailed description of the invention:
Fig. 1 is 5 digital display portion circuit diagrams of the light emitting diode composition in the present invention.
Specific embodiment:
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
As shown in Figure 1, light emitting diode V32, V33, V34, V35, V36, V37, V38 form first display number, hair
It is digital that optical diode V39, V40, V41, V42, V43, V44, V45 form second display, light emitting diode V46, V47, V48,
V49, V50, V51, V52 form third display number, and light emitting diode V53, V54, V55, V56, V57, V58, V59 form the
Four display numbers, light emitting diode V60, V61, V62, V63, V64, V65, V66 form the 5th display number, and right
When the display number of light emitting diode composition carries out display scanning, one in 5 output pins of scanning drive chip D2 is defeated
Pin exports 3.3V high level out, other four pin output 0V low levels form the number in this way when to a digital scan
The anode of 7 light emitting diodes of word has the level of 3.3V, and the power supply of 3.3V passes through light emitting diode, using current limliting
Resistance, finally on 7 pins of arrival dual power supply transceiving chip D3, forming circuit, 7 outputs of dual power supply transceiving chip D3 are drawn
When the high level of some pin output 3.3V in foot, then the light emitting diode being connected with the pin will extinguish, on the contrary, such as
When the fruit pin exports the low level of 0V, then the light emitting diode being connected with the pin will be lighted, therefore to certain number
When word is scanned, pass through the 7 of the dual power supply transceiving chip being connected with the cathode of one digital 7 light emitting diode of composition
Some or certain high or low level of several outputs in a pin, can be realized any one in this 10 numbers of display 0~9
Number.Optically focused is carried out to the light that each light emitting diode issues by the digital window structure part of high reflectance, then passes through height
The light that the light emitting diode for forming each number issues all effectively is transmitted and projects number by the biography luminescent material of conductivity
Progress is complete on the panel of window structure part, clearly displays.It can show that one is for up to by 5 display number combinations
To the number of 5 digits.And using the fire display panel of the fire alarm information display methods, fire alarm information shows Three models
It is available, can display controller be transferred to fire display panel fire alarm trigger unit location information, such as room number, and
And when showing room number, has dedicated light emitting diode V67 and light to indicate that the fire alarm information currently shown is fire alarm
The location information of the room number of trigger unit, can also display controller be transferred to the fire alarm trigger unit of fire display panel
Loop address information, and in show circuit address information, it has dedicated light emitting diode V68 and lights to indicate current display
Fire alarm information be fire alarm trigger unit loop address information, or circulation show same fire alarm trigger unit room number and
Address information such as shows the 3 second time of room number information of the fire alarm trigger unit, and being used to indicate display information is room number position
The light emitting diode V67 of information extinguishes after also lighting 3 second time, when then showing address information 3 seconds of the fire alarm trigger unit
Between, it is used to indicate after the light emitting diode V68 that display fire alarm information is loop address also lights 3 second time and extinguishes, recycle in this way
Display is gone down.5 numbers, which are used only, using the fire display panel of this method can show that 9 charactrons of conventional fire display panel are aobvious
The information content shown.
Using the highlighted light emitting diode of independent attachment, Combination Welding forms 5 display numbers to circuit of the present invention on circuit boards
Word, by the scanning to 7 light emitting diodes for forming each display number, and then 5 display numbers can show 0~9
Any one number in this 10 numbers, and when 5 are shown with a digital scan in number, form other four
The light emitting diode of number all extinguishes, and the persistence of vision and scanning speed due to human eye are fast, and 5 numbers have been seen in human eye
All to continuously display.By the digital window structure part of high reflectance, the light emitting diode for forming each number is issued
Light converged, and the light whole of the light emitting diode sending of each number will be formed using high the biographys luminescent material for passing light rate
Effectively transmit and project carried out on the panel of digital display window it is clear, completely show.It is aobvious by 5 several combinatorics on words
Show, can show the number of up to 5 digits.The fire display panel that fire alarm information is shown is carried out using this method, there are three types of
The mode that fire alarm information is shown, can display controller be transferred to display panel fire alarm trigger unit room number position letter
Breath, while having Special-purpose indicating lamp to light the type of instruction display fire alarm information is room number, it can also display fire alarm trigger unit
The address information of part, equally also having Special-purpose indicating lamp to light the type of instruction display fire alarm information is address information, and circulation
It shows the room number location information and address information of fire alarm trigger unit, therefore using 5 number displays, can show traditional fire
Calamity display panel uses the information content of 9 numeral method fire alarm informations.Therefore, the fire that fire alarm information is shown is carried out using this method
Calamity display panel is low in energy consumption, and 2 bus long distance transmissions may be implemented, and wiring is simple, facilitate construction and installation, reduces construction cost, and
And inserting numeral method is replaced using the display number that the light emitting diode combined independently mounted is welded, it can not only drop
Low production and processing cost and raising production efficiency, and show that the Numerical dimensions flexible in size of fire alarm information is adjustable, and be convenient for
The advantages that fault locating analysis, investigation, detachable maintaining and replacement.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (4)
1. a kind of 2 line fire display panel fire alarm information display methods, it is characterised in that: be combined display using 5 numbers
Controller is transferred to address and the relevant information of the fire alarm trigger unit of fire display panel, and each number is by 7 independent patches
Combination Welding forms the high-brightness light emitting diode of dress on circuit boards, forms display number.
2. a kind of 2 line fire display panel fire alarm information display methods according to claim 1, it is characterised in that: described
Display number tool there are three types of fire alarm information display pattern.
3. a kind of 2 line fire display panel fire alarm information display methods according to claim 1, it is characterised in that: described
The anode of 7 light emitting diodes independently mounted of each display number of composition be commonly connected to the one of scanning drive chip
On a output pin, and the cathode of this 7 light emitting diodes is connected on 7 pins of dual power supply transceiving chip.
4. a kind of 2 line fire display panel fire alarm information display methods according to claim 1, it is characterised in that: described
Scanning circuit of LED using scanning drive chip (D2), light emitting diode (V32~V68), resistance (R61~R67),
Dual power supply transceiving chip (D3) is constituted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910385431.7A CN110084990A (en) | 2019-05-09 | 2019-05-09 | A kind of 2 line fire display panel fire alarm information display methods |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910385431.7A CN110084990A (en) | 2019-05-09 | 2019-05-09 | A kind of 2 line fire display panel fire alarm information display methods |
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Application publication date: 20190802 |