CN202707445U - Control system of fire pump - Google Patents
Control system of fire pump Download PDFInfo
- Publication number
- CN202707445U CN202707445U CN 201220279822 CN201220279822U CN202707445U CN 202707445 U CN202707445 U CN 202707445U CN 201220279822 CN201220279822 CN 201220279822 CN 201220279822 U CN201220279822 U CN 201220279822U CN 202707445 U CN202707445 U CN 202707445U
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- control system
- programmable controller
- water pump
- fire water
- touch screen
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Abstract
The utility model discloses a control system of a fire pump, belonging to the technical field of fire control. The control system comprises a power supply and protection unit, a touch screen HMI (Human Machine Interface), a programmable controller PLC1 and an analog quantity collection module PLC2, wherein the programmable controller PLC1 is connected with the touch screen HMI and the analog quantity collection module PLC2, the power supply and protection unit is used for converting 220V alternating current into direct current, and is connected with the touch screen HMI, the programmable controller PLC1 and the analog quantity collection module PLC2 so as to power up. The control system has the advantages that: on the hardware side, expansibility is very strong, and a control function is realized by software, so that customizability is stronger, each constituent part is independently installed in a power distribution control cabinet of the fire pump, the imaging human machine interface is used for user operation, and data exchange with the external device is realized by adopting an RS485 serial port communication manner, so that long-distance centralized control and status monitoring are convenient, a large amount of wirings can be reduced, and the production cost is reduced.
Description
Technical field
The utility model belongs to fire-fighting control technique field, is specifically related to a kind of control system of fire water pump
Background technique
Fire water pump is a kind of water replenishing device that is widely used in the buildings such as hospital, market, office building and residential building, and Main Function is when guaranteeing that fire occurs, to make the hydraulic pressure of water system in the building reach the required hydraulic pressure of fire-fighting equipment.Fire water pump plays sizable effect to fire extinguishing.Too single, the intelligent degree of existing Fire Fighting Pump Control device or function is not high on the domestic market, such as some old equipment, they adopt the relay contactor control mode that falls behind, auxiliary reclay and timing relay are too many, function is few, complex circuit, contact is many, can cause like this that the control system fault is many, poor reliability, maintenance difficult, can't satisfy user's control requirement; Some innovative products for example, they adopt a large amount of intergrated circuit or combination various control circuit to realize, and function is complicated, expensive, has greatly improved the cost of production of manufacturer and user's user cost.
Therefore designing a function can be necessary according to the control system of user's request fire water pump customization, that cost is relatively cheap very much, and technological scheme described below produces under this background
Summary of the invention
The purpose of this utility model is to provide a kind of control system of fire water pump, it does not need to arrange too many intermediate member or more interface, reliability is high, easy to maintenance, price is low, the life-span is long, saves user's time and cost, and can expand according to different demands.
The purpose of this utility model reaches like this; a kind of control system of fire water pump; comprise power supply and protected location, touch screen HMI, programmable controller PLC1 and analogue collection module PLC2; described programmable controller PLC1 is connected with analogue collection module PLC2 with touch screen HMI; described power supply and protected location convert the 220V Ac to direct current, and are connected with analogue collection module PLC2 with touch screen HMI, programmable controller PLC1 and power.
In a specific embodiment of the present utility model; the control system of described fire water pump also comprises more than one K switch; described programmable controller PLC1 is connected with protected location with power supply by K switch, is used for the break-make of control pump distribution loop contactor or circuit breaker.
In another specific embodiment of the present utility model, described power supply and protected location comprise electric power incoming line circuit breaker Q F, AC/DC switch power supply PS and passive filter DL.
In another specific embodiment of the present utility model, described touch screen HMI is used for showing the runnability of pipeline force value, active/standby fire water pump and active/standby stabilized pressure pump, can also be used for setting the automatic starting and stopping force value of pump.
In another specific embodiment of the present utility model, described analogue collection module PLC2 is used for gathering the relevant information of pump and pipeline, and these information are sent to programmable controller PLC1 processing.
Also have in the specific embodiment of the present utility model, described programmable controller PLC1 is used for processing switching value and analog signals, send the relevant information of the pump collect and pipeline and receive control signal from external equipment to external equipment, realize the start-stop of telecontrol pump.
The utility model is owing to having adopted said structure, has very strong expansivity at hardware aspect, the control function adopts software to realize, has stronger customizability, each constituent elements can independently be installed on respectively in the control cabinet for power distribution of fire water pump, and has patterned man-machine interface for user's operation, its mode with the exchange data using RS485 serial communication of external equipment realizes, make things convenient for long-distance centralized control and status monitoring, reduce a large amount of wirings, can greatly reduce the cost of production of fire water pump electric closet simultaneously.
Description of drawings
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the control system circuit theory diagrams of the present utility model that are applied in certain fire water pump control cabinet for power distribution.
Embodiment
In order to make the public can fully understand technical spirit of the present utility model and beneficial effect; the claimant will describe in detail embodiment of the present utility model below by reference to the accompanying drawings; but the claimant is not restriction to technological scheme to embodiment's description, anyly makes form and immaterial variation all should be considered as protection domain of the present utility model according to the utility model design.
See also Fig. 1; a kind of control system of fire water pump; comprise power supply and protected location, touch screen HMI, programmable controller PLC1 and analogue collection module PLC2; in the utility model; described touch screen HMI adopts the TP177A 5.7 of SIEMENS "; described programmable controller PLC1 adopts the S7-200 of SIEMENS, and described analogue collection module PLC2 adopts the EM231 of SIEMENS.Described programmable controller PLC1 is connected with analogue collection module PLC2 with touch screen HMI; described power supply and protected location convert the 220V Ac to direct current, and are connected with analogue collection module PLC2 with touch screen HMI, programmable controller PLC1 and power.Described each constituent elements can independently be installed on respectively in the control cabinet for power distribution of fire water pump, the automatic control signal of the control system of described fire water pump by being sent to by the throw over switch on the control cabinet can be controlled automatically according to house steward's pressure signal the start-stop of each fire water pump and stabilized pressure pump.The control system of described fire water pump also possesses more than one K switch, and described programmable controller PLC1 is connected with protected location with power supply by K switch, is used for the break-make of control pump distribution loop contactor or circuit breaker.
See also Fig. 2, for being applied to the control system schematic diagram of the present utility model in certain fire water pump control cabinet for power distribution.In this embodiment, described power supply and protected location comprise electric power incoming line circuit breaker Q F, AC/DC switch power supply PS and passive filter DL, guarantee power supply reliability; Described touch screen HMI can be used for showing the contents such as runnability of pipeline force value, active/standby fire water pump, active/standby stabilized pressure pump, also can be used to set the parameters such as automatic starting and stopping force value of pump.Described analogue collection module PLC2 is used for gathering the relevant information of pump and pipeline, and these information are sent to programmable controller PLC1 processing.Described programmable controller PLC1 is used for processing switching value and analog signals, utilizes the RS485 serial communication to send the relevant information of the pump collect and pipeline and receive control signal from external equipment to external equipment, realizes the start-stop of telecontrol pump.Described K switch is auxiliary reclay, is provided with 10, is respectively K1～K10, is used for corresponding 5 primings of pump and ceases and desist order, and the control object of the present embodiment is two of stabilized pressure pumps (the using and the reserved), three of fire water pumps (dual-purpose is standby).Described programmable controller PLC1 and analogue collection module PLC2 all adopt the SIEMENS product, programmable controller PLC1 has two RS485 COM1s, one of them is used for communicating by letter with touch screen HMI, and another is used for connecting external equipment (DCS principal controller).Because touch screen HMI also adopts the SIEMENS product, therefore programmable controller PLC1 and touch screen HMI's communicates by letter based on the special communication protocol of SIEMENS, and with remote-terminal unit (RTU) control mode of the measured Modbus agreement of communicating by letter (a kind of bus protocol for industry spot) of external equipment (DCS principal controller), programmable controller PLC1 sends the data that collect and receives the control signal that external equipment (DCS principal controller) feeds back to external equipment (DCS principal controller) as the Modbus slave station, drives external auxiliary reclay again and realizes corresponding control function.In addition, analogue collection module PLC2 can gather 4 tunnel 4～20mA current signals simultaneously, is respectively the force value of load current value and the fire chief net of three fire water pumps.Should be noted that herein all analog acquisition ports are for connecting altogether in order to improve the module antijamming capability.Above power devices is direct current 24V, and the power supply reliability of control system is the basis of its stable operation.The present embodiment selects the C65N miniature circuit breaker of Schneider company as the general power breaker of system, provides short circuit and overload protection function for whole control system simultaneously.AC/DC switch power supply PS adds the combination of passive filter DL, for whole control system provides reliable direct current 24V insulating power supply.
External equipment (DCS principal controller) can the on-the-spot any pump of long-range start-stop.Adjust to when automatic when the control cabinet throw over switch, form automatic voltage stabilization and control, control sequence is as follows: to drop to setting value 0.9MPa(pressure adjustable when ductwork pressure) time, a stabilized pressure pump automatically started; It is adjustable that ductwork pressure rises to setting value 0.95MPa(pressure) time, stabilized pressure pump quits work automatically.To drop to setting value 0.85MPa(pressure adjustable when ductwork pressure) time, automatically start a fire water pump, if 15 seconds (time is adjustable) rear ductwork pressures of starting are still adjustable less than setting value 0.80MPa(pressure automatically for this pump), automatically start another fire water pump, 15 seconds (time is adjustable) the rear ductwork pressure of delaying time is still adjustable less than setting value 0.80MPa(pressure), automatically start another fire water pump, to rise to setting value 0.95MPa(pressure adjustable when ductwork pressure) time, fire water pump quits work automatically.In the present embodiment, touch screen HMI shows the runnability of pipe network real-time pressure and all pumps, can adjust all pressure set points simultaneously, and can adjust delay time.
In sum, the technological scheme that the utility model provides has overcome shortcoming of the prior art, has reached goal of the invention, has embodied the described technique effect of claimant
Claims (6)
1.
A kind of control system of fire water pump; it is characterized in that comprising power supply and protected location, touch screen HMI, programmable controller PLC1 and analogue collection module PLC2; described programmable controller PLC1 is connected with analogue collection module PLC2 with touch screen HMI; described power supply and protected location convert the 220V Ac to direct current, and are connected with analogue collection module PLC2 with touch screen HMI, programmable controller PLC1 and power.
2.
The control system of a kind of fire water pump according to claim 1; characterized by further comprising more than one K switch; described programmable controller PLC1 is connected with protected location with power supply by K switch, is used for the break-make of control pump distribution loop contactor or circuit breaker.
3.
The control system of a kind of fire water pump according to claim 1 is characterized in that described power supply and protected location comprise electric power incoming line circuit breaker Q F, AC/DC switch power supply PS and passive filter DL.
4.
The control system of a kind of fire water pump according to claim 1 is characterized in that described touch screen HMI is used for showing the runnability of pipeline force value, active/standby fire water pump and active/standby stabilized pressure pump, can also be used for setting the automatic starting and stopping force value of pump.
5.
The control system of a kind of fire water pump according to claim 1 is characterized in that described analogue collection module PLC2 is used for gathering the relevant information of pump and pipeline, and these information are sent to programmable controller PLC1 processing.
6.
The control system of a kind of fire water pump according to claim 1, it is characterized in that described programmable controller PLC1 is used for processing switching value and analog signals, send the relevant information of the pump collect and pipeline and receive control signal from external equipment to external equipment, realize the start-stop of telecontrol pump
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220279822 CN202707445U (en) | 2012-06-14 | 2012-06-14 | Control system of fire pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220279822 CN202707445U (en) | 2012-06-14 | 2012-06-14 | Control system of fire pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202707445U true CN202707445U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220279822 Expired - Lifetime CN202707445U (en) | 2012-06-14 | 2012-06-14 | Control system of fire pump |
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| Country | Link |
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| CN (1) | CN202707445U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705214A (en) * | 2012-06-14 | 2012-10-03 | 常熟市中源电力设备有限公司 | Control system for fire pump |
| CN106323437A (en) * | 2016-09-07 | 2017-01-11 | 合肥三冠包装科技有限公司 | Communication circuit for four-head weigher mixed feeding |
-
2012
- 2012-06-14 CN CN 201220279822 patent/CN202707445U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705214A (en) * | 2012-06-14 | 2012-10-03 | 常熟市中源电力设备有限公司 | Control system for fire pump |
| CN106323437A (en) * | 2016-09-07 | 2017-01-11 | 合肥三冠包装科技有限公司 | Communication circuit for four-head weigher mixed feeding |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
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| CX01 | Expiry of patent term |