CN202620549U - Power circuit of deluge valve - Google Patents
Power circuit of deluge valve Download PDFInfo
- Publication number
- CN202620549U CN202620549U CN2012203283992U CN201220328399U CN202620549U CN 202620549 U CN202620549 U CN 202620549U CN 2012203283992 U CN2012203283992 U CN 2012203283992U CN 201220328399 U CN201220328399 U CN 201220328399U CN 202620549 U CN202620549 U CN 202620549U
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- CN
- China
- Prior art keywords
- power
- fire
- panel
- power supply
- drench valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a power circuit of a deluge valve. The power circuit comprises a control panel for controlling the deluge valve to work and a fire control main control panel for controlling the whole fire control system. An external power interface is arranged on the fire control main control panel, and the control panel is connected with the external power interface through a power panel. The power circuit uses the fire control main control panel to provide power for the deluge valve, avoids line loss and relevant manual cost caused by special leads, and simultaneously adopts a reserve power supply to provide safety guarantee. A diode is arranged between the reserve power supply and the external power interface to avoid mutual charging between the reserve power supply and the external power interface and reduce power loss.
Description
Technical field
The utility model relates to power domain, is specifically related to the power circuit of a kind of thermal power plant fire-fighting drench valve control panel.
Background technology
The characteristics of deluge system are the quick sprinkling fires of requirement, generally are used for serving as fire separation.So its shower nozzle is an open type, when system acting, all deluge systems in the design water spray district are sprayed water simultaneously.Deluge system is used drench valve control, is anhydrous at ordinary times in the pipeline.General deluge valve installation power supply is external 220V power supply now, converts 24V voltage into through the device internal transformer then, controls required power supply with this as device.It is higher that this mode lower device is controlled required power source voltage reliability, has bigger capacity to guarantee, the still special outer external power supply that draws 220V causes circuit consumption to increase, and labour cost of bringing thus and the also increase greatly of site operation expense.
Polygamy is equipped with reserve battery on the present drench valve; They when main power supply breaks down, be that drench valve provides electric power by reserve battery, but stand-by power supply and main power supply are in connection status always at ordinary times; Stand-by power supply just is in the floating charge state always like this, causes extra power consumption.
The utility model content
The drench valve power supply designs unreasonable in the prior art in order to solve; Cause circuit consumption to reach the problem that cost increases greatly; The utility model provides a kind of input mode of quoting fire-fighting main control unit power supply, avoids special line to introduce and the line loss and the cost that bring increase.Concrete scheme is following:, a kind of power circuit of drench valve; Comprise the control panel of controlling drench valve work, control the fire-fighting main control unit of whole fire-fighting system, it is characterized in that; Said fire-fighting main control unit is provided with the external power source interface, and control panel is connected with the external power source interface through power panel.
Between drench valve and fire-fighting main control unit, influence each other: said power panel is provided with the direct current air switch, and said direct current air switch is connected between power panel and the external power source interface.
For avoiding the fire-fighting main control unit power failure to occur: said fire-fighting main control unit is provided with the standby power supply module that is connected with power panel, is parallelly connected between said standby power supply module and the external power source interface.
For preventing that electric power fills mutually between standby power supply module and the fire-fighting main control unit: be provided with the diode that prevents reverse charging between the two between said standby power supply module and the external power source module.
For avoiding voltage to descend: be connected with the supply line of acoustooptic alarm system on the said control panel, wherein the supply line of acoustooptic alarm system is parallelly connected setting with the supply line of drench valve.
For starting enough voltage to drench valve is provided: the voltage that said external power source interface provides is 24V.
The utility model utilizes the fire-fighting main control unit for drench valve electric power to be provided; Line loss and the relevant labour cost of having avoided special lead-in wire to bring; Adopt stand-by power supply that safety assurance is provided simultaneously; And between stand-by power supply and external power source interface, diode is set and prevents to charge each other between the two, also reduced power consumption.The fire-fighting main control unit supplies the external power source interface indescribably by the division of drench valve, with the capacity and the voltage of raising power supply, and has increased reliability.Simultaneously sound and light alarm is worked simultaneously with drench valve and is caused the problem of voltage decline on the fire-fighting main control unit; The utility model changes into parallelly connected with being connected in series between external power source interface and the sound and light alarm power supply, cancelled getting in touch between drench valve and the sound and light alarm power supply.In addition the power module that increases is divided into 3 power outlets arranged side by side according to the difference of drench valve subregion; Be drawn out to the control panel of drench valve; The voltage output end of reasonable distribution power module is sub like this; The supply voltage of drawing has side by side improved output voltage greatly, has stablized the power supply of drench valve control panel, the pressure drop of having avoided each equipment to work simultaneously and produce.
Description of drawings
The circuit of Fig. 1 the utility model connects sketch map.
Drawing reference numeral explanation: 1-control panel, 2-power panel, 201-direct current air switch, 3-fire-fighting main control unit, 301-external power source interface, 302-stand-by power supply, 303-diode.
The specific embodiment
As shown in Figure 1; The drench valve power circuit of the utility model; The control panel 1 that comprises the work of control drench valve; Control panel 1 is connected through the fire-fighting main control unit 3 of power panel 2 with the whole fire-fighting system of control, and fire-fighting main control unit 3 is provided with external power source interface 301, and power panel 2 is connected with external power source interface 301.Have influence on fire-fighting main control unit 3 in order to prevent that control panel 1 from breaking down; Be connected the direct current air switch 201 between power panel 2 and the external power source interface 301 in setting on the power panel 2; When power failure appears in control panel 1; Direct current air switch 201 can break off and being connected of fire-fighting main control unit 3, and avoids fire-fighting main control unit 3 to be affected.In addition in order to prevent that the power supply on the fire-fighting main control unit 3 from going wrong; Standby power supply module 302 is installed on fire-fighting main control unit 3; Adopt between standby power supply module 302 and the external power source interface 301 to be connected in parallel, supply power when 301 power supplies of external power source interface just can directly be transformed into standby power supply module 302 when going wrong like this.In order to prevent charging each other between standby power supply module 302 and the fire-fighting main control unit 3, the diode 303 that prevents reverse charging between the two is set between standby power supply module 302 and external power source interface 301.
During drench valve work; Control panel 1 passes through power panel 2 by inserting 24V voltage on the external power source interface 301 of fire-fighting main control unit 3; Drive drench valve work again, go wrong, can automatically switch to standby power supply module 302 and supply power like the external power source interface 301 of drench valve.
In addition, because the 24v power supply supply district that fire-fighting main control unit 3 provides comprises the sound and light alarm of drench valve and the required power supply of each fire-fighting module on the spot, in physical cabling; General difference according to each module and each drench valve distribution place; Be divided into a plurality of subregion parallel connections and supply power, like this, if insert the power panel 2 of drench valve again; Because the transmission of electricity of long distance influence, finally being added in might not enough 24v than the power supply of the power panel on the long transmission line.For this reason, getting in touch between this programme cancellation drench valve and the sound and light alarm power supply is divided into a plurality of power outlets arranged side by side according to the difference of drench valve subregion, is drawn out to the drench valve control cabinet.So just separated contacting directly of sound and light alarm and drench valve, prevented the influence of sound and light alarm the drench valve supply voltage; The supply voltage of secondly drawing has side by side improved output voltage greatly, has stablized the power supply of power panel.
The utility model is used to the fire water spray valve control system that drenches with rain power supply is provided, and can expand to be used for the control system on the spot that all have the fire-fighting drench valve group of centralized Control warning system.May extend to all are changeed the 24V power control system by the 220V power supply power supply access way in addition.
The above only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Though the utility model discloses as above with preferred embodiment; Yet be not in order to limit the utility model; Any technical staff who is familiar with this patent makes a little change or is modified to the equivalent embodiment of equivalent variations when the technology contents of above-mentioned prompting capable of using in not breaking away from the utility model technical scheme scope, is the content that does not break away from the utility model technical scheme in every case;, all still belong in the scope of the utility model scheme any simple modification, equivalent variations and modification that above embodiment did according to the technical spirit of the utility model.
Claims (6)
1. the power circuit of a drench valve; The control panel (1) that comprises the work of control drench valve; Control the fire-fighting main control unit (3) of whole fire-fighting system; It is characterized in that said fire-fighting main control unit (3) is provided with external power source interface (301), control panel (1) is connected with external power source interface (301) through power panel (2).
2. the power circuit of a kind of drench valve as claimed in claim 1; It is characterized in that; Said power panel (2) is provided with direct current air switch (201), and said direct current air switch (201) is connected between power panel (2) and the external power source interface (301).
3. the power circuit of a kind of drench valve as claimed in claim 1; It is characterized in that; Said fire-fighting main control unit (3) is provided with the standby power supply module (302) that is connected with power panel (2), is parallelly connected between said standby power supply module (302) and the external power source interface (301).
4. the power circuit of a kind of drench valve as claimed in claim 3 is characterized in that, is provided with the diode (303) that prevents reverse charging between the two between said standby power supply module (302) and the external power source module (301).
5. the power circuit of a kind of drench valve as claimed in claim 1 is characterized in that, is connected with the supply line of acoustooptic alarm system on the said control panel (1), and wherein the supply line of acoustooptic alarm system is parallelly connected setting with the supply line of drench valve.
6. the power circuit of a kind of drench valve as claimed in claim 1 is characterized in that, the voltage that said external power source interface (301) provides is 24V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203283992U CN202620549U (en) | 2012-07-09 | 2012-07-09 | Power circuit of deluge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203283992U CN202620549U (en) | 2012-07-09 | 2012-07-09 | Power circuit of deluge valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202620549U true CN202620549U (en) | 2012-12-26 |
Family
ID=47373798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203283992U Expired - Lifetime CN202620549U (en) | 2012-07-09 | 2012-07-09 | Power circuit of deluge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202620549U (en) |
-
2012
- 2012-07-09 CN CN2012203283992U patent/CN202620549U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121226 |