Chinese medicine is a valuable asset of the traditional medicine of China and has made great contributions to the health of people around the world. With the vigorous development of China’s traditional Chinese medicine industry, the annual discharge of Chinese medicine dregs reaches 30 million tons, and the annual amount of plant-based dregs is as high as 650,000 tons.
Traditional Chinese/ Chinese Patent medicine slag is the collective name for residues left after extracting the active ingredients of Chinese herbal medicines. There are two main source: One is the non-medicinal part left after medicinal parts are selected for medicinal parts; the other is the Chinese medicinal materials after extracting the active ingredients. At present, the residues left in the production process of Chinese patent medicines are the largest, accounting for about 70% of the total amount of Chinese medicine dregs.
There are a lot of crude fiber, crude fat, starch, crude polysaccharides, amino acids and other nutrients in the dregs. The ecological utilization of Chinese medicinal slag can protect the environment while also providing good economic benefits for the enterprise.
The dregs after extraction is a thorny problem in the extraction workshop of traditional Chinese medicines. Enterprises need to discharge large amounts of dregs every day. If these dregs are simply stacked outside, they will gradually develop mildew and pollution. The environment affects the production and life of the surrounding people. In the past, the treatment forms of Chinese medicinal slag mainly included landfill, incineration, and fixed area discharge, which not only consumed a lot of funds, but also caused waste of resources and serious environmental pollution. In the past few years, with the advancement of technology and awareness of the production of pharmaceuticals, companies began to use the dregs for comprehensive treatment. This not only solved the problem of pollution, but also increased the company’s profits and reduced the waste of resources.
ZJN "Rotary Rake Triple pass Multi-loops", "Automatically Turning-in and Sectional Combined" dryer for high-moisture and high-viscosity Chinese medicine slags adopts“DC vortex and AC reciprocating” material movement technology, and “low temperature and large air volume” heat distribution technology, together with the unique patented design for rotation and twisting, and positive and negative materials guiding method, has successfully solved the problems of high humidity, high viscosity and sticky materials are not easy to break up, uneven drying, and bad quality and appearance of finished products during the drying process. The equipment is energy-saving and environmentally friendly, saves space, and is easy to operate. Since it was put into the market, it has been deeply loved by enterprises.
At present, there are more than 20 traditional Chinese medicine companies in China like Jiangxi Tianshi Kang Traditional Chinese Medicine Co., Ltd. (Conba Group) that use ZJN dregs drying equipment.
Tianshilang is a traditional Chinese medicine company under the Conba Group and employs more than 1,000 people. The company’s assets have passed 400 million RMB and have been among the top 100 Chinese medicine companies for many years. They introduced a special series of drying equipment for high-humidity, high-viscosity and sticky Chinese medicine slag from ZJN. The equipment also adopts the patented technology of “boiler waste heat utilization”, which was developed exclusively by ZJN and pioneered in China. It uses the waste heat of the existing boilers as heat source, and realized “energy saving and emission reduction, and multiple benefits at a time". The dregs after drying are furtherly processed, most of them are used as raw materials for feed processing and organic fertilizer production, and the remaining parts can also be used as fuel for boilers. In the realization of "treatment of wates with processes of watetes against one another", it also saves a lot of site occupation and high artificial drying cost. The economic benefits are very obvious.
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