【 Weak current College 】 sprinkler systems maintenance management standards

First to standardize and enhance the province's automatic sprinkler systems maintenance management to ensure its healthy and effective, in accordance with State and provincial laws and regulations of existing relevant fire and fire-technical standards, the development of this standard.

The second management responsibility

1, set in the building of sprinkler system maintenance management by building property units responsible for the transfer of right to use when building, the building title units shall use the building clearly its day-to-day management units. With more than two units of property units and use of buildings, property units, the units should be entered into the fire safety responsibilities of law, a clear system of management responsibility, unified development systems maintenance management system, and entrusted property management agencies or joint establishment of organization management.

2, automatic sprinkler systems management units should clearly centralized management functions and responsibilities of the relevant personnel, establishing the perfect maintenance management system, regularly organized on system maintenance.

3 units per year shall be entrusted with the maintenance of the qualification of a business-to-system for inspection, maintenance, make sure that the sprinkler system up and running.

Article 3 requirements for the system maintenance management

1, the sprinkler system shall be determined by using a unit specially trained personnel responsible for system operation and maintenance of management, maintenance management personnel should be familiar with the automatic sprinkler system theory, performance and operational maintenance of order.

2, the unit should establish an automatic sprinkling system fault reporting and registration system fault elimination. Failure should be timely and tissue repair. As a result of fault, maintenance and other reasons, you need to temporarily disable system, shall be subject to the unit responsible for fire safety, the system stopped for more than 24 hours, in units of fire safety responsibilities are approved at the same time, it should be reported to the local public security agencies for the record, and to take effective measures to ensure security.

3. automatic sprinkler system put into use after that it is in normal operation or prospective work status, will be allowed to power outage or long run with failure.

4. automatic sprinkler system key unit of fire safety inspection reports or the year of the joint inspection records should be before the end of each year, reported to the local police and fire agencies of record.

IV system facilities, equipment requirements

1, fire water tank water and fire water not being his facilities, make-up water facilities should be normal; frost protection measures should be intact.

2. fire water tank water and fire water not being he used facilities should be normal; the check valve on the fire water pipe should be tightly closed; frost protection measures should be intact.

3, regulators pumps, pump and air pressure tank and export valve should always run should be normal; start; Kai pump and the pump pressure should be consistent with the set value; gauges display should be fine.

4. spray pump should be marked with the system name and number of signs; import and export of valves should normally open, signs should be correct; gauges, test water valve and pressure devices should be normal; start run should be normal, due to the fire control equipment feedback signal pump status.

5. water pump control cabinet should indicate their system and the number of signs; buttons, LEDs and instrument should be normal, should be able to start and stop each pump button; the main pump is not running, you should automatically switch to start the alternate pump.

6. pump adapter should indicate their system and regional signs; control valve should be open, and open and flexible; one-way valve installation should be conducted correctly, check valves should be tightly closed; antifreeze measures should be intact.

7. alarm valve group should indicate the name of the system and the protection zone of signs, gauges display should conform to the set value; control valve should be open to all, and lock fixed hand wheel, open and close flag should be obvious; the use of signal valve, feedback signal should be correct; alarm valve and other components should be sensitive and reliable; pressure switch action should fire control equipment feedback signal.

8, flow indicator should be clearly marked; signal valve to fully open and close, and feedback; flow indicator signals start and reset should be sensitive and reliable, and feedback signals.

9, nozzle set should be consistent with the design selection; closed sprinkler glass bulb color specifications should meet the design requirements; no deformation and attachments, stores.

10, eqnipment should follow the way of orifice flow, valve, required for the test orifice, pressure gauge and drain funnel, the drain should be fine.

11, fire control rooms should be can't display system for manual and automatic operation and fault status. Should be able to show the work of the spray pump power; the State should be able to display a system's spray pump start-up and shutdown status and fault status, displays the flow indicator, signal valve, alarm valve, pressure switch, and other devices to normal working condition, action state, fire water tank, water level and pipeline pressure alarm, etc. Fire control rooms should be automatic and manual control spray pump start-up and shutdown, and can receive and display the feedback signal fire pumps.

5 system appearance inspection

Managing maintenance personnel should be daily visual inspection of the system. Check content including:

1. fire-fighting water supply facilities: view the appearance of fire water tank, fire water tank appearance, spray pumps and control cabinet work status, regulators pumps, pump, pressure tank work status, pump adapter appearance, identity, network control valves, pump house work environment; view the fire pool water and fire water not being his facilities; view water facilities; view from freezing facilities. View the fire water tank water and fire water not being his facilities; the fire pump starts, view the water level is rising; view from freezing facilities. View the regulators pumps, pump and valve opens air pressure tank and export; check cycle pump and the pump pressure, view the situation.

2. spraying pump: water pumps and valves are viewed; turn the valve handwheel, check valve status; in the pumping station control Cabinet Office running start pumps, view; in fire control rooms start pumps, see running and feedback signals.

3, waterPump control cabinet: view meter, light, control buttons and logos; analog master pump failure, view the automatically switch standby pump while viewing instrument and led display.

4. pump adapter: view the sign, check valve; go hands-on round view control valve and discharge valve; view antifreeze measures; use fire engines and other pressurized water supply facilities, see the system pressure variation.

5. alarm valve group: view appearance, signs, pressure gauge; view control valve, check valve lock or signal and its feedback signal; see the gateway to the hydraulic valve is open alarm; open pilot valve, pressure switch, hydraulic viewed alarm actions and the feedback signals; recovery to normal conditions.

6 system function check test

1, spraying pump should start running each month once, internal combustion engine driven fire pump should start running per week. When spray pump is automatically controlled start, monthly simulation and automatic control of conditions to start running again. Solenoid valve should be monthly check and should be made to start the test, the abnormal actions should be replaced in a timely manner.

2. monthly deal with nozzle for a Visual inspection, found to have abnormal nozzle should be replaced in a timely manner.

3, every two months should use eqnipment on flow indicator test for action.

4. alarm valve function test: each quarter, ought at least to alarm valve features a test. Action steps, methods: first, view the alarm valve valve, valve pressure gauges display after are the same, leading to the hydraulic valves are normally open alarm, test water valve at the drainage facilities. Second, open the alarm valve test water valve, check whether the drainage of digitally, observation of hydraulic pressure switch on the alarm, timely action, timely start spraying pump, control room fire control equipment is emitting sound, light and alarm signal and display each part of the action state. Test the martensii action time. Using the stopwatch test hydraulic pressure switch the alarm, the alarm time. Test standard: one alarm valve valve, valves, pressure gauges and pressure should appear after a consistent and can satisfy the most negative point system working pressure requirements, leading to the hydraulic valves should be in the alarm normally open status, test water valve Department should have good drainage. Second, open the alarm valve test water valves, automatic drainage of digitally should, in the 90S in the hydraulic system and drainage should be issued continuously beep alarm signal, pressure switch should close the circuit alarm and chain start spraying pump. Control room fire control equipment should be issued for sound and light alarm signals and signal display each part of the action.

5, eqnipment settings check: steps, methods: checking eqnipment and test water valve set meets the standard requirements. Check the standard requirements: each alarm valve group control of most disadvantageous nozzle, should be set eqnipment, other fire partitions, floors should be located 25 test water valve; test water device should have test water valves, pressure gauges and test water connector, eqnipment and test water valve should be easy, and should have adequate drainage capacity of drainage, water should be taken of orifice flow discharged into the sewer.

6, the fire pump room scene started spraying pump test: each quarter, ought to at least one the following inspection and test. Action steps, methods: first, view the fire pump room is set up the phone, fire emergency lighting equipment, spray pump control switch is set to automatic. The second is in the fire pump control cabinet manual spraying pump start-up and shutdown button, observe the spraying pump action and control room fire control equipment signal display, use the stopwatch test spraying pump start running time. Check the standard requirements: first, the fire pump room should be set fire emergency lighting, sets and fire control rooms direct contact of communications equipment, spray pump control cabinet switch should be set to automatic. The second is a spray pump start-up and shutdown functions properly, it should be in the 60S in input correctly, and to control room fire control equipment feedback signal its movements.

7, control room remote start spraying pump test. Each quarter, ought to at least one the following inspection and test. Action steps, how to: control room fire control device and manually direct control devices manual spray on start-up and shutdown button, observe the spraying pump action and fire control devices start signal display, use the stopwatch test spraying pump start running time. Check the standard requirements: spray pump start-up and shutdown functions properly, it should be in the 60S in input correctly, fire control devices should be able to receive and display the pump action signals.

8. at the end of the test water linkage function test. Each quarter, ought to at least one the following inspection and test. Action steps, methods: System most eqnipment Office Open test valve, flow out of the 90S, the observation of the hydraulic flow alarm, alarm indicators, pressure switch, spray pump is started, the control room fire control equipment is emitting sound, light and alarm signal and display each part of the action signal. Each part with a stopwatch measurement operation time. Test standard: eqnipment Department on the water, the water flows out of the 90S, flow indicator, alarm valve, pressure switch, hydraulic alarm, sprinkler pump should be timely action and issued the corresponding signal, control room fire control equipment should be receiving an acoustic and optical alarm signals and signal display each part of the action.

9, voltage test system capabilities. Each quarter, ought to at least one the following inspection and test. Action steps, method: simulation of voltage pump design start cap pressure and lower pressure guages, observation to lower pressure value, regulators pumps can immediately start; to limit the pressure value, regulators pumps can stop running. Test standard: when the system is less than the minimum design pressure regulators pumps should start immediately, when the system pressure, regulators pumps should automatically stops running.

7 system maintenance requirements

1. each of the corresponding headwaters of water supply capacity to carry out a determination; fire water tank, fire water tank and fire-pressure water sharing equipment should be checked once a month, and you should check the water level and fire fire-reserve pressure water sharing equipment of the gas pressure.

2, fire water tank, fire water tank and fire-pressure water sharing equipment of water should be based on the local environment and climate conditions are changed regularly.

3, the cold season, fire water storage devices are not allowed on any part of the ice. Every day you should check the setting of water equipment room, keeping the room temperature is not lower than 50C.

4. every two years should fire water storage device for inspection, repair of defect and repainting.

5. steel fire water tank and fire-pressure water sharing equipment glass water level gauge, at both ends of angle without water level observation should be closed.

6. system control valve on all should adopt lead seals or chains in the State of the opening or fixed. Each month the chains should lead seals, a check, when there are corrupted or damaged shall promptly repair replacement.

7, various specifications of the nozzle should be a certain number of stores, their number should not be less than 1% of the total number of installed, and each kind of spare sprinkler heads shall not be less than 10.

8, automatic sprinkler system failure, necessary before shut off for repairs should be made to the report of the competent person on duty, with the consent of the owner to obtain maintenance and on-the-spot supervision, strengthening preventive measures can start in the rear.