VI Dongfeng 2T water tank fire truck

1、Chassis

　　Model: Dongfeng Motor Co., Ltd/ EQ1075DJ3CDF

　　Engine: Guangxi Yuchai Machinery Co., Ltd

　　model：YCY24140-60

　　power：103kW

　　Driving type: rear wheel drive

　　wheelbase：3308mm

　　emission standard：GB3847-2005，GB17691-2018VI

2、cab

　　Structure: original double row cab

　　Seating arrangement: 2 + 3 persons

　　Cab

　　Equipment: in addition to the original vehicle equipment, it is equipped with power takeoff control switch, 100W alarm and rotary alarm light switch.

3、Holding tank

　　Capacity: water: 2000kg

　　Material: high quality steel plate, high-tech anti-corrosion treatment

　　Structure: the frame is welded, and longitudinal and transverse anti sway plates are set in the tank to reduce the impact of water in the tank on the tank during vehicle driving; The front and rear wall plates of the tank body are folded with trapezoidal ribs, so that the tank body has sufficient strength and stiffness.

　　A quick opening manhole is set on the tank top to facilitate the access of maintenance personnel. The tank is equipped with a device and a filter screen to prevent the water pump from absorbing water to form a vortex and affect the flow.

　　The tank is equipped with stainless steel floating ball liquid level indicator, which can display the capacity of fire extinguishing agent in the tank through the liquid level gauge on the instrument panel; The tank bottom is provided with a sewage outlet with a ball valve.

　　The tank body is equipped with a 76mm overflow pipe and a 76mm injection port on both sides of the carriage, which is convenient for water supply and liquid filling of other vehicles.

　　Equipment: 1 manhole with quick locking and opening device.

　　1 level indicator.

　　1 drain outlet with stainless steel ball valve.

　　2 water injection nozzles (one on the left and one on the right)

　　Process: the welding is firm and reliable, and the defects such as slag inclusion and false welding are removed; After welding, the tank shall be subject to 24-hour hydrostatic test to ensure no leakage.

4、Fire pump and pipeline system

　　Fire pump: CB10 / 20 low pressure fire pump (Shanghai Rongshen)

　　Flow： 20L/s

　　Pressure： 1.0MPa

　　Installation type: rear

　　Vacuum pump: piston type;

　　Material of vacuum pump: wear resistant and corrosion resistant, meeting the sealing requirements;

　　Diversion time ≤ 35S, suction depth ≥ 7m.

　　Maximum vacuum: ≥ 85kpa;

　　Piping system

　　Suction pipeline: the water pump is equipped with Φ 100mm water inlet can absorb water from natural water source, liquid tank and fire reservoir. In addition, a conversion reducer can be added to connect the fire hydrant to absorb water and supply water. The suction pipe is placed on the roof. 1 belt Φ Inlet of 100mm butterfly valve for connection with water tank.

　　Water outlet pipeline:

　　1 set on the roof Φ 57mm Outlet fire monitor pipeline and control valve, using flexible joints;

　　One on the left and right sides of the pump room Φ Water outlet controlled by 65mm manual ball valve.

　　Water injection pipeline: one is set in the pump room Φ 65mm water pump to inject water into the tank, pipeline and control valve;

　　There is one on the left and right sides of the carriage Φ 65mm water injection pipe can inject water into the tank. The interface is an internal buckle interface and is equipped with a closed cover.

　　Residual water drainage pipeline: in order to protect the water pump and each ball valve, the residual water drainage pipeline is installed in the pipeline and equipped with ball valves respectively.

　　Cooling water pipeline: in order to make the power take-off cope with various complex situations in its work, it is equipped with cooling water pipeline and control valve connected with the inlet and outlet water pipeline.

5、Fire monitor

　　Model: PS20 fire monitor (West)

　　Flow: 20 (1 / s)

　　Range: water ≥ 45m

　　Pressure: 1.0MPa

　　Location: at the top of the water tank.

　　Control: manual control, with locking mechanism, convenient operation.

6、Power takeoff

　　Type: full power sandwich power take-off

　　Cooling mode: forced water cooling

　　Lubrication method: splash oil lubrication

　　Operation mode: hang the power take-off at the instrument panel in the cab. The combination of power take-off is convenient and stable without abnormal noise.

　　Installation: the power take-off is well matched with the engine, installed accurately, and there is no self falling off after combination.

7、Equipment box and pump room

　　Main materials:

　　The framework and skin are made of high-quality carbon steel; The internal equipment rack adopts aluminum alloy profile, and the interior trim panel is oxidized aluminum plate.

　　Basic structure:

　　1、It is an integral structure, with equipment box at the front and pump room at the rear.

　　2、The rear part is the pump room, equipped with instrument panel and operating system. The equipment box and pump room are equipped with locked roller shutter doors. Frame welding structure and ensure its strength and stiffness.

　　3、The space can be adjusted arbitrarily, and the equipment box is provided with drainage holes.

　　4、The equipment box is reliable, beautiful and can be adjusted arbitrarily. It is equipped with a large space curtain door equipment box to ensure the full use of space.

　　5、The carriage and pump room are equipped with lighting lamps to meet the lighting needs of fire fighting at night.

　　Aluminum alloy rolling shutter door:

　　1、All equipment compartments and pump rooms adopt rolling shutter doors with locks. The handles and locking pins are firm and durable without deformation. The sealing performance is tested by water spray to ensure no leakage.

　　2、There are rivets in the slideways on both sides of the rolling shutter door to avoid falling off.

　　3、There is a lighting lamp in each equipment compartment, which is controlled by the opening and closing of the rolling shutter door.

　　4、The left and right sides are equipped with aluminum alloy curtain doors, with one rear end, which is safe, reliable, beautiful and practical.

　　Basic principle:

　　（1） Combat equipment design and integration;

　　（2） Design all kinds of equipment brackets according to the principle of ergonomics;

　　（3） The principle of using any equipment in the box without any climbing tools is concise and practical.

　　（4） Place the equipment according to the logical relationship and frequency of use;

　　（5） Stand on the ground or pedal and take any equipment within 1-2 actions.

9、Electrical system

　　1、The top of the cab is equipped with a long row of red luxury alarm lights.

　　2、The power of the alarm is 100W;

　　3、In order to ensure the safety of use, the whole vehicle line is made of integral harness, and the waterproof plug is used at the connection to ensure the safety of the line during use.

　　4、One fire light is equipped on the roof; Safety sign lamps are set under both sides of the vehicle, and reflective signs are pasted on the body and tail according to the standard.

　　5、All equipment boxes are equipped with LED lights for night combat lighting.

　　6、There are two flash lamps above both sides of the vehicle, safety identification lamps and side reflex reflectors (combined type) are installed below, front and rear clearance lamps are equipped, one turn signal lamp on both sides, and there are lights in the passenger compartment, equipment box and pump room.

　　7、The alarm, alarm lamp, strobe lamp and circuit are independent additional circuits, and the controller is installed in the cab.

　　8、All lines are protected by sleeves, and different colors are used to distinguish the connection form and function of lines.

　　9、Equipment on the instrument panel in the pump room: liquid level gauge, tachometer, pressure gauge, vacuum gauge, equipment box, lighting switch, etc.

9、Instrument panel and on-board equipment

　　1、The instrument panel is located in the pump room at the rear of the vehicle, with a control panel and sufficient lighting;

　　2、All control handles, switches and indicator lights are marked in Chinese;

　　3、There are instructions for operation steps.

　　4、All signs have durability and high adhesion, and can withstand the impact caused by drastic changes in temperature and climate.

　　5、The operation panel adopts high-quality aluminum plate, which is beautiful, durable and light in overall weight.

　　6、The operating system of the pump room is set at the rear of the vehicle without pressure outlet to ensure the safety of operators. There are panel lights.

10、General technical requirements

　　1、The performance of the whole vehicle shall comply with the provisions of gb7956 performance requirements and test methods of fire engines.

　　2、The appearance of the whole vehicle shall maintain a certain flatness and comply with relevant regulations.

　　3、All riveting shall maintain a certain density and comply with the provisions of the enterprise standard.

　　4、All welding shall be firm, smooth and flat, and comply with the provisions of the enterprise standard.

　　5、All operating switches, instruments, equipment racks and vehicles shall be provided with nameplate marks in accordance with the specifications.

11、Onboard documents

　　1）Chassis operation manual                        

2）Chassis quality warranty card

　　3）Chassis maintenance manual                          

4）Chassis certificate

　　5）List of onboard tools                          

6）Engine number rubbing

　　7）Rubbing copy of chassis number                      

8）Instructions for fire truck

　　9）List of fire fighting equipment of fire truck                   

10）Fire truck certificate

　　11）Fire truck tracking service card                     

12）Fire exchange list