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Death Accident Of Foundry Sand Mixer

I. accident history

A factory foundry workshop with sand group of veteran workers zhang, often work in advance in the morning to repair the sand mixer in the cabin, to ensure the normal operation of working hours. 07:20, X year X month X day, zhang came to the workshop to open the door of the sand mixing engine room, there is no sand mixing machine in the power switch hanging "someone work, do not close" warning board will enter the machine maintenance. He was afraid that the hatch door opened greatly and affected others to walk, so he took the hatch door to the gap with only 150mm left. 07:50 left and right sides, after the sand equipping workers li mou, haven't check whether someone work within a plane, then free to door on, conveniently to start the sand mixing machine commissioning, when heard someone Shouting in the machine, in utter amazement, stop immediately, but the wheel under the influence of inertia continue to roll, sand mixing machine stopped, li mou interacts with other employees to work to reach zhang, zhang head bleeding, reported immediately after the accident workshop leadership, 07: Medical staff of the 55 factory health center rushed to the scene immediately upon hearing the news and made a hemostasis bandage on zhang. Zhang was immediately sent to the hospital with the car for treatment, but due to severe head injury, he died at 08:40 after rescue.

Ii. Cause of the accident

1, zhang into the sand mixer internal maintenance, did not hang "someone work is forbidden to close" warning card, is the main cause of the accident.

2, with sand worker li before the test, there is no prior inspection of whether someone in the machine on the door, resulting in the door door door chain switch safety device failure, and then start sand mixer, is the direct cause of the accident. 

3, workshop leaders with sand workers safety education is not enough, the implementation of the "warning card, and guardianship, no one is allowed to work alone" system is not strict, the worker safety awareness is weak, the operation process is out of control, the existence of randomness.

Division and handling of accident liability

1, zhang before repair tank within sand mixer, not hang "someone work, forbid closing" warning card, also do not have someone to care, enters the stomach a cabin maintenance, a serious violation of the "overhaul sand mixer security technology operating rules" article 3 "repair tank in the sand mixer, must shut off the power, open the door, someone on the power switch hanging 'work no closing" warning sign, and has the specialist care. The regulation of "no one is allowed to operate alone" shall be regarded as a serious violation of regulations and shall be mainly responsible for the accident. In view of the death of zhang, its exemption from punishment.

2. Li mou with sand workers safety consciousness, to go to work after entering jobs, see sand mixing cabin door is not locked, should think of hold someone, for inspection, he not only not to check in advance, it will hatch into, cause the door chain safety device failure, then open a sand mixer, caused the accident, is directly responsible for the accident.

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