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CN-121987999-A - Intelligent panel type fire-fighting voltage-stabilizing control system

CN121987999ACN 121987999 ACN121987999 ACN 121987999ACN-121987999-A

Abstract

The invention discloses an intelligent panel type fire-fighting voltage-stabilizing control system which comprises a power supply loop, a main loop, a secondary control loop, a voltage-stabilizing pump controller and a signal acquisition module, wherein the power supply loop is arranged in a fire-fighting cabinet, the power supply loop adopts a three-phase four-wire system power supply incoming line, the main loop comprises two groups of alternating-current contactors, a thermal relay and a water pump motor which are sequentially connected in series, the secondary control loop comprises a controller fuse, an intermediate relay and an indicator lamp, the voltage-stabilizing pump controller is provided with a MicroSD card to record working state data, the signal acquisition module comprises a pipe network pressure transmitter, a water tank liquid level transmitter and a floating ball switch, and the integrated intelligent control module and an optimized circuit structure solve the problems of low integration level, poor automation degree and insufficient reliability of the conventional fire-fighting voltage-stabilizing control system.

Inventors

  • PENG ANQUN
  • ZHANG XIMIAO

Assignees

  • 上海连成（集团）有限公司

Dates

Publication Date
20260508
Application Date
20251223

Claims (7)

  1. 1. The intelligent panel type fire-fighting voltage-stabilizing control system is characterized by comprising a power supply loop, a main loop, a secondary control loop, a voltage-stabilizing pump controller and a signal acquisition module which are arranged in a fire-fighting cabinet; The power supply loop adopts an AC380V/50Hz three-phase four-wire system power supply inlet wire, the power supply loop is connected into the system through a first terminal row X1, and the power supply loop respectively provides working power for a first water pump and a second water pump through two circuit breakers; The main circuit comprises two groups of alternating current contactors, a thermal relay and a water pump motor which are sequentially connected in series, wherein the main contact of the alternating current contactor is used for controlling the on-off of the main circuit, and the thermal relay is used for overload protection of the water pump motor; the secondary control loop comprises a controller fuse FU1, an intermediate relay and an indicator lamp, wherein the controller fuse FU1 is connected in series at a power inlet of the stabilized pump controller, the intermediate relay comprises a fire-fighting signal intermediate relay KA1, a first fault output intermediate relay KA2, a second fault output intermediate relay KA3 and an automatic state output intermediate relay KA4, and the fire-fighting signal intermediate relay KA1 is respectively connected with a closed point of an external fire-fighting signal and a port of the stabilized pump controller; The stabilized pump controller is provided with a MicroSD card to record working state data, the stabilized pump controller is respectively and electrically connected with the main loop, the secondary control loop and the signal acquisition module, the ports 1#GZ and 2#GZ of the stabilized pump controller are respectively connected to the coils of the first fault output intermediate relay KA2 and the second fault output intermediate relay KA3, the XJ port of the stabilized pump controller is connected to the coil of the automatic state output intermediate relay KA4, The signal acquisition module comprises a pipe network pressure transmitter, a water tank liquid level transmitter and a float switch, wherein the pipe network pressure transmitter is connected to a YL port of the regulated pump controller, the water tank liquid level transmitter is connected to an SW port of the regulated pump controller, and the float switch is connected to an SK port of the regulated pump controller to acquire pipe network pressure, water tank liquid level and low water level protection signals; The pipe network pressure transmitter, the water tank liquid level transmitter, the float switch, the open contact of the alternating-current contactor and the open contact of the intermediate relay are connected to the second terminal strip X2, and the second terminal strip X2 and the stabilized pump controller are respectively provided with an RS485 communication interface.
  2. 2. The intelligent panel type fire control voltage stabilizing control system according to claim 1, wherein the alternating current contactor comprises a first alternating current contactor KM1 and a second alternating current contactor KM2, main contact outgoing lines of the first alternating current contactor KM1 and the second alternating current contactor KM2 are respectively and correspondingly connected with thermal relays KH1 and KH2, outgoing lines of the thermal relays KH1 and KH2 are respectively and correspondingly connected with motors of a first water pump and a second water pump, and opening contacts of the first alternating current contactor KM1 and the second alternating current contactor KM2 are respectively and correspondingly connected with a first indicator lamp HL1 and a second indicator lamp HL2 so as to indicate the running state of the corresponding water pump.
  3. 3. The intelligent panel type fire control voltage stabilizing control system according to claim 1, wherein the coil of the fire control signal intermediate relay KA1 is connected with the closed point of an external fire control signal, the coil of the fire control signal intermediate relay KA1 is powered when no fire control signal exists, the coil of the fire control signal intermediate relay KA1 is powered down when fire control signals exist, the closed point of the fire control signal intermediate relay KA1 is connected to the JT port of the voltage stabilizing pump controller, and when a fire alarm signal is received, the closed point of the fire control signal intermediate relay KA1 is disconnected, and a water pump control loop is disconnected to stop water pump operation.
  4. 4. The intelligent panel type fire protection voltage stabilizing control system according to claim 1, wherein 1#qd,2#qd ports of the voltage stabilizing pump controller are respectively connected with coils of a first ac contactor KM1 and a second ac contactor KM2, 1#gz,2#gz ports of the voltage stabilizing pump controller are respectively connected with coils of a first fault output intermediate relay KA2 and a second fault output intermediate relay KA3, and opening contacts of the first ac contactor KM1, the second ac contactor KM2, the first fault output intermediate relay KA2, the second fault output intermediate relay KA3 and the automatic state output intermediate relay KA4 are all connected to the second terminal block.
  5. 5. The intelligent panel type fire control stabilized voltage control system according to claim 1, wherein the stabilized voltage pump controller has a manual control mode and an automatic control mode, and the automatic control mode comprises three working states of 1-use-2-use-1-use and wheel pump; 1,2 standby working states are that when the pipe network pressure is lower than the set starting pressure, a first water pump is started, when the pipe network pressure is higher than the set stopping pressure, the first water pump is stopped, when the first water pump fails, the first water pump is stopped, and after an alarm is given, a second water pump is started; 2, when the pipe network pressure is lower than the set start pump pressure, starting the second water pump, when the pipe network pressure is higher than the set stop pump pressure, stopping the second water pump, when the second water pump fails, and starting the first water pump after alarming; the working state of the wheel pump is that when the pipe network pressure is lower than the set starting pressure, the first water pump and the second water pump are sequentially started in a rotation mode, and when the current pump fails, the other water pump is started and an alarm is given.
  6. 6. The novel intelligent panel type fire control and voltage stabilization control system according to claim 1, wherein the data recording triggering conditions of the MicroSD card comprise water pump state change, pressure change of more than 0.1MPa, water level change of more than 0.1m and timing recording of 0:00, 6:00, 12:00 and 18:00 every day.
  7. 7. The novel intelligent panel type fire-fighting voltage-stabilizing control system according to claim 1, wherein the secondary control loop comprises a travel switch SQ and a fluorescent lamp ZM, a travel switch fuse FU2 is arranged at a power inlet wire of the travel switch SQ, the travel switch SQ is installed on a fire-fighting cabinet door, the travel switch SQ is connected with the fluorescent lamp ZM, and the travel switch SQ controls the fluorescent lamp ZM to be lighted when the fire-fighting cabinet door is opened.

Description

Intelligent panel type fire-fighting voltage-stabilizing control system Technical Field The invention relates to the technical field of fire-fighting water supply, in particular to an intelligent panel type fire-fighting voltage-stabilizing control system. Background The existing fire control voltage stabilizing control system mainly comprises a voltage stabilizing pump, a pneumatic tank, an electric contact pressure gauge, a circuit breaker, an alternating current contactor, an intermediate relay and other components, and the working principle is as follows: When no fire alarm occurs, the control cabinet starts the fire main pump, stops the pressure stabilizing pump, and manually restores the pressure stabilizing state after the fire alarm is released. However, the prior art has the defects that: the system has low integration level, only has a basic voltage stabilizing function, and lacks the expansion functions of inspection, data storage export and fault early warning self-adaption; secondly, degree of automation is low, and core subassembly function singleness, flexibility are poor, and mechanical wear leads to life limitation, relies on simple relay control, and the wiring is loaded down with trivial details, occupy cabinet body space big, and collection parameter is few, and system reliability is not enough and the energy consumption is high. In order to solve the problems, a novel intelligent panel type fire control voltage stabilizing control system with high integration level, high intelligent degree and safety and energy conservation is required to be provided. Disclosure of Invention The invention provides an intelligent panel type fire-fighting voltage-stabilizing control system which is suitable for maintaining the pressure of a fire-fighting pipeline and meets the requirements of voltage-stabilizing control and emergency response of building fire-fighting water supply. In order to achieve the above object, the technical scheme of the present invention is as follows: the intelligent panel type fire-fighting voltage-stabilizing control system is characterized by comprising a power supply loop, a main loop, a secondary control loop, a voltage-stabilizing pump controller and a signal acquisition module which are arranged in a fire-fighting cabinet; The power supply loop adopts an AC380V/50Hz three-phase four-wire system power supply inlet wire, the power supply loop is connected into the system through a first terminal row X1, and the power supply loop respectively provides working power for a first water pump and a second water pump through two circuit breakers; The main circuit comprises two groups of alternating current contactors, a thermal relay and a water pump motor which are sequentially connected in series, wherein the main contact of the alternating current contactor is used for controlling the on-off of the main circuit, and the thermal relay is used for overload protection of the water pump motor; the secondary control loop comprises a controller fuse FU1, an intermediate relay and an indicator lamp, wherein the controller fuse FU1 is connected in series at a power inlet of the stabilized pump controller, the intermediate relay comprises a fire-fighting signal intermediate relay KA1, a first fault output intermediate relay KA2, a second fault output intermediate relay KA3 and an automatic state output intermediate relay KA4, and the fire-fighting signal intermediate relay KA1 is respectively connected with a closed point of an external fire-fighting signal and a port of the stabilized pump controller; The stabilized pump controller is provided with a MicroSD card to record working state data, the stabilized pump controller is respectively and electrically connected with the main loop, the secondary control loop and the signal acquisition module, the ports 1#GZ and 2#GZ of the stabilized pump controller are respectively connected to the coils of the first fault output intermediate relay KA2 and the second fault output intermediate relay KA3, the XJ port of the stabilized pump controller is connected to the coil of the automatic state output intermediate relay KA4, The signal acquisition module comprises a pipe network pressure transmitter, a water tank liquid level transmitter and a float switch, wherein the pipe network pressure transmitter is connected to a YL port of the regulated pump controller, the water tank liquid level transmitter is connected to an SW port of the regulated pump controller, and the float switch is connected to an SK port of the regulated pump controller to acquire pipe network pressure, water tank liquid level and low water level protection signals; The pipe network pressure transmitter, the water tank liquid level transmitter, the float switch, the open contact of the alternating-current contactor and the open contact of the intermediate relay are connected to the second terminal strip X2, and the second terminal strip X2 and the stabilized pump controller ar