GB 26504-2011Mobile road construction machinery -- Common safety requirements [including MODIFICATION 1] (English PDF)

5.1 General

Mobile road construction machinery shall comply with the safety requirements and/or protective measures of this chapter.

Non-significant hazard not covered by this standard, machine design principles should be GB/T 15706 is performed (e.g., sharp edges).

5.2 illumination, and the signal lights, reflector

Driving by the driver of the self-propelled road construction machinery work lights should be installed.

Illumination, and the signal lights, reflector shall comply with the relevant provisions of GB/T 20418's.

5.3 Operation and Disposal

5.3.1 Non-control movement

Only when the temporary insurance personnel no danger, it allows the movable machine, the working device or accessory device out of its protective position (by the Secretary

Except machine manipulation), such as a floating and/or slow moving (e.g., fluid leakage resulting). See the safety of all other requirements of the specific requirements of the standard model.

5.3.2 rescue, transport, lifting and pulling

5.3.2.1 General

If the machine structure allows for the rescue, tied set, lifting and pulling device can be the same device.

5.3.2.2 lifting of lifting and handling (by the rope) point

You should configure the appropriate lifting points (example. seat board, lug or hanging plate) to ensure handling, rescue and transport safety.

Attachment should facilitate reliable installation lifting tool, and it should be designed to aid in the lifting and machine which securely fixed.

For mobile road construction machinery, lifting the work was not greater than 40kg points available in the form of a handle.

The method of lifting heavy transport split into attachment parts, components and machines used in the specification should be explained.

Lifting points on the machine to be easily identified, such as by ISO 6405-1. 7.23 symbol identifier 2004, and instruction manual.

5.3.2.3 tied to fixed

In order to provide safe transportation of the machine should be fixed on the machine machine tied to fixed-point, and make a clear identification.

Tied point should be easy to identify, such as by ISO 6405-1. 7.27 symbol identifier 2004, and described in the instructions for use.

5.3.2.4 traction point

Working mass greater than 2000kg mobile road construction machine, configure the tow point (hooks, loops, ear seat), and to it was slowly dragged

Out of danger area. The tow point position allowing traction, traction and suitable program, speeds should be used explicitly in the specification

Provisions.

Fixing the movable member 5.3.2.5

Movable member should be prevented during transport may be due to the movement beyond the allowed transport width measures (e.g., hydraulic or mechanical means).

5.3.3 accompanied by mechanical manipulation

Accompanying manipulation Mobile road construction machinery, its maximum speed should be less than 6km/h. If the control device is located on the

Portion of the reverse speed of the machine should be less than 2.5km/h.

When running on the maximum allowable slope, the machine downhill preset speed should not exceed 2m/min.

5.3.4 Steering

Mobile road construction machinery shall be equipped with its rated speed and ability to adapt to the parking system steering system, in order to ensure the safety of the steering.

Chauffeured ride tire road construction machinery, which travel faster than 20km/h should be equipped in line with GB/T 14781 steering system.

Steering direction of the steering should be consistent with the predetermined direction.

5.3.5 tires and rims

The rim should be readily identified (see example GB/T 2883's). Operating Manual shall provide relevant safety rules, pressure, inflation and checking means

Shown FIG.

Ballast tire should use special warning that should be described in detail in the instruction manual.

Toolbox 5.3.6

Kits should be easily accessible with specialized tools and instructions for use on the machine.

5.4 driver position

5.4.1 General

The driver position should at least meet the following requirements.

a) The driver event space shall comply with GB/T 8420's;

b) the edge (edges) should meet the requirements GB/T 17301; and

c) engine exhaust gas to be discharged away from the driver's cab and the air inlet;

d) non-slip floor material should be used (see 5.9);

e) Mobile road construction machinery should be designed so the operator's station with the machine and have good visibility at work;

f) If the direct observation and the observation through the rearview mirror can not meet the requirements, will be limited field of view and dangerous, it can be observed indirectly with

Means, preferably using a monitor or monitoring devices, such as a warning device may be equipped with an ultrasonic.

5.4.2 The driver position with a driver's cab

Work mass greater than 4500kg of mobile road construction machinery should be designed to be mounted cab. Cab shall meet at least the following

Claim.

a) under foreseeable environmental and extreme weather conditions should be able to protect the driver. If necessary, the cab shall be equipped with adjustable heating and through

Air system, defrosting and pressurization system.

b) the entrance of ENISO 2867 should meet the requirements.

c) should enable the doors, windows and the hood remains open or closed. Non-automatic control for movement and should not occur. For level

An isolated gate, which should be located inside the locking device is rigid and the upper portion of the door. You should be able to safely operate from a position at the driver-related

The locking means.

d) When a predetermined operation in the machine, the door and the windows in the machine should not exceed the open position of the main external dimensions.

e) If the cab is equipped with only one access door, the other should be equipped with emergency exits easily accessible and be a logo, identity should be consistent

GB 18209.1 requirements. Sunroof can also be used as an emergency exit. If the emergency exit must escape hammer, they should be equipped with escape

Health hammer and stored in the cab, and the driver can reach.

f) should be equipped with electric front window wiper, and a cleaning mist eliminator. In the machine design should consider all which satisfy the traveling direction

Claim.

g) should provide an internal illumination means (the engine stall still work).

h) If the heating and ventilation systems should be installed.

1) or in compliance with ISO 10263-4.

2) or with a cabin temperature can rise and maintained below 18 degrees C capability is not in the expected ambient temperature. heating

Temperature capability of the system should not be less than 28K/30min.

The ability to test the heating system should be carried out at three points. Three points should be marked by a point in the longitudinal direction (SIP), and the machine

On a vertical plane parallel to the axis (see FIG. 1), as follows.

I) the center point of the filament JB/T 7160 defined;

Ii) at the SIP GB/T 8591 defined;

III) above the floor 100mm front and 600mm at the SIP.

In millimeters

FIG measurement point position 1

Another method is determined by calculating the heat capacity.

The ventilation system should be not less than 20m2/h flow rate of fresh air to the cab. If the work environment need to be equipped filter,

Should the GB/T 19933.2 tested;

Note. Select the filter element according to the working environmental conditions.

i) shall be equipped with skylight window comprises a safety glass, or other materials having the same safety properties (see the examples of GB 9656). Skylights without

To meet other security requirements.

j) needs to be tilted if the maintenance and repair cab shall GB/T 25610 arranged inclined support means.

5.5 driver seat

Machine, the cab driver sitting mounting operation should be adjustable seat that enables the driver to operate at the desired operating conditions.

And adjusting the size of the seat shall comply with GB/T 25624's.

If equipped with a vibration damping device, the driver mass adjustment range should be at least 55kg to 110kg.

5.6 control means and an indicator

5.6.1 General

Main control means and an indicator (joystick, pedals, switches, etc.) should be consistent with the design and arrangement.

a) shall comply with GB/T 17299, GB/T 21935 and GB/T 8420, easy to close;

b) its function at a position of the driver shall be clearly identified (see ISO 6405-1), and to be described (see Section 6) instructions for use;

c) control device and operating indicators triggered unless otherwise requested or expected results should be in line with general practice;

d) When the control device is designed and manufactured to have a variety of functions, such as a keyboard, joystick, etc., the function should trigger unmistakable.

5.6.2 Control

5.6.2.1 Median

When the control force is released, all the control device should be subject to return to the functional requirements of the median, such as.

--- continuous trigger;

--- automatically triggered;

--- functional positioning.

5.6.2.2 manipulation force

Actuating force shall comply with the requirements in Table 1.

Table 1 manipulation force

Control methods control device

The maximum operating force

Joystick, forward/backward

Joystick, sideways

Joystick up

Joystick down

pedal

Pedal rotational center

Toe pedal 90

Switch or lever finger 20

5.6.2.3 control device located at or near the surface of the heat

Manipulate period at 25 degrees C ambient temperature, the temperature control device should not exceed 45 degrees C, and its position from the heat source should be sufficient

Far to prevent burns (see GB/T 18153).

5.6.2.4 accidental triggering

Accidentally trigger which may cause dangerous handling devices should arrange, or it does not work, or be guarded, especially when the driver

Should not be accidentally triggered when the driver out of position.

5.6.2.5 Remote

Function remote control function of the device control apparatus should be consistent with the machine.

5.6.2.6 driving mobile road construction machinery driving control

Driving control device with such mechanical easily accessible from the ground, it should be set corresponding means (such as doors, windows, or guard interlock system),

So that when the driver is not in the driver position, it can freely control device to trigger the machine to minimize the possibility of traveling.

5.6.2.7 pedal

Pedal should have a suitable size, shape, and there is sufficient distance. A pedal having a non-slip surface and should be easy to clean.

5.6.2.8 driving position have multiple machines

If there are two or more driving positions, each driving position should be equipped with the necessary control devices.

5.7 start

5.7.1 machine with electric, pneumatic or hydraulic/electric motor starter should have a median start function, to ensure that no dangerous

To start the case.

Median launcher shall be described in the instructions for use.

--- locking the cab;

--- interlocking start switch cover;

--- starter key switch (see GB/T 22356);

--- locked power switch.

5.7.3/electric motor starting device arranged and designed to be reasonable, in order to prevent the risk of occurrence of the driver at startup.

For example by the following measures.

a) electric starter;

b) a pneumatic starter;

c) hydraulic actuation device;

d) the spring Zhang Li initiator;

e) Start the crank;

f) reversing starter.

Start crank shall comply to Appendix B, and the start of the mounting position of the crank to be readily accessible.

Using the starting device shall be described in the instructions for use.

5.8 Shutdown

5.8.1 Emergency Stop

Emergency stop means should be mounted in a predetermined operating zone comfort GB/T 21935 and shall be able to stop all dangerous machine functions.

Emergency stop devices shall meet the requirements of GB 16754.

5.8.2 stop - movable control

If the pallet handling machines exceeds the maximum traveling speed 0.5km/h, the stop should be used - acting control.

5.8.3 braking system

Mobile road construction machinery should be installed service brake, auxiliary and parking brake system, and can be expected at all that the manufacturer

With, and effectively functioning normally under load, speed, road conditions and slope conditions.

Passage means maintenance position and the position 5.9 of the driver

In addition to the minimum height above ground foot channel device driver position should not exceed 600mm, the other should be consistent with GB/T 17299,

The provisions of GB/T 17301 and ENISO 2867's.

All surfaces should be permanently slip...