生產(chǎn)性粉塵對勞動者健康影響的研究
[Abstract]:Objective: to analyze the occupational health examination results of a company in Kunshan for 5 years and evaluate the effect of the productive dust on the health of the workers. Through the analysis of the occupational hygienic investigation and monitoring data of the enterprise, the occupational health status of the enterprise is evaluated and the health hazards and control of the productive powder dust on workers are provided. Basis.
Methods: the employees who participated in the occupational health examination before 2007 were selected randomly (all in accordance with the national occupational health monitoring standard, according to the occupational health checkup project of the workers exposed to dust, and the physical examination items were all qualified and 468 for the next 5 years). 200 employees engaged in productive dust operations were set up as dust groups, and 268 non productive dust workers were engaged in non dust collection after their entry. The 468 employees were examined for 5 years (2008-2012) for 5 years (2008-2012), and the occupational health standards of the workers were checked to analyze the occupations of the two groups of personnel each year. The results of health examination. Investigation of the production process, raw and auxiliary materials, production equipment, protection facilities and personal hygiene protection articles. Dust concentration (filter weight method), dispersion (butyl acetate method), free silica (pyrophosphoric acid method) content determination for the workplace of the enterprise are carried out.
Results: a total of 468 people were studied, of which 200 were exposed to dust and 268 were not exposed to dust. From 2008 to 2012, there were 5 years of occupational health examination (all according to occupational health examination standards for dust workers), and five consecutive occupational health examinations were mainly the increase and disorder of two lung textures. The abnormal lung function of the patients with pneumoconiosis was mainly FVC, FEV1 less than 80%, FEV1 less than 70%, the abnormal electrocardiogram was mainly sinus arrhythmia, the routine abnormal urine was mainly occult blood and urine glucose positive. The abnormal blood routine was mainly leucocyte reduction and the decrease of red cell and hemoglobin, and the serum ALT was the main test value. The individual abnormal rate and the total abnormal rate of five years for five years in the dust group and the non dust group were compared with the normal values. The difference was not statistically significant between the dust group and the non dust group. For 5 years, the production technology, the raw materials, the production equipment, the protective facilities, and the personal hygiene and prevention of the enterprise's production process were consistent. The dust concentration (filter weight method), dispersion (Ding Zhifa) and free silica (pyrophosphoric acid method) content in the workplace of the enterprise were measured. All of them were evaluated as qualified.
Conclusion: the occupational dust workers in the enterprise have not found the suspected occupational disease and the occupational disease patients at present. The health status of the workers in the dust collection group is still good, and the health condition is the same as that of the non dust receiving group. The occupational health status of the enterprise is good as a whole, and other enterprises involving the dust picking work should learn from the enterprise so as to make the occupational hazards of the enterprise harm. It will be reduced to a minimum, and the rights and interests of the workers are fully guaranteed.
But whether the dust workers have pneumoconiosis depends on the dust concentration, the content of free SiO2, the size of the dust particles, the length of the dust exposure, the personal protective equipment and other factors. It is generally believed that the dust concentration is large, the free SiO2 content is high, the dust particle dispersion is large, and the dust particles are easily affected by the pneumoconiosis disease; conversely, it is not. It is easy to suffer from pneumoconiosis.
Dust has great harm to workers' health, and the workers in service still have the possibility of pneumoconiosis. Therefore, effective dust prevention measures must be taken to reduce dust concentration in the workplace, strengthen workers' personal protection, distribute qualified dust supplies to workers, and need to wear good dust respirators for workers to go to work and reduce dust. The hazards of the workers. And conscientiously do well the occupational health examination of the workers before they are on duty.
【學(xué)位授予單位】:蘇州大學(xué)
【學(xué)位級別】:碩士
【學(xué)位授予年份】:2013
【分類號】:R135.2
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