当前查询到17条专利与查询词 "Zheng Qiufang"相关,搜索用时0.2187333秒!排序方式:
发明专利:3实用新型: 14外观设计: 0
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申请号:201911058768.3 公开号:CN110922494A 主分类号:C08B37/00
摘要:【中文】本发明公开的一种猴头菇多糖提取分离方法,包括以下步骤:S1.得到猴头菇粉末;S2.液氮冷冻猴头菇粉末,解冻剂解冻猴头菇粉末,反复冻融3次;S3.充入惰性气体至压力为4000‑5500kpa后,迅速回复至正常大气压,得猴头菇细胞悬液;S4.离心分离,上清经絮凝剂絮凝,得猴头菇多糖提取物,对猴头菇多糖提取均匀、彻底,提取速度快,操作简单便捷,对多糖的结构完整性进行了保护,提取率高,纯物理提取,无毒无害,成本低。 【EN】The invention discloses a method for extracting and separating hericium erinaceus polysaccharide, which comprises the following steps: s1, obtaining hericium erinaceus powder; s2, freezing the hericium erinaceus powder by liquid nitrogen, unfreezing the hericium erinaceus powder by a unfreezing agent, and repeatedly freezing and thawing for 3 times; s3, filling inert gas to reach a pressure of 4000-; s4, performing centrifugal separation, flocculating the supernatant by using a flocculating agent to obtain a hericium erinaceus polysaccharide extract, uniformly and thoroughly extracting the hericium erinaceus polysaccharide, and having the advantages of high extraction speed, simplicity and convenience in operation, capability of protecting the structural integrity of the polysaccharide, high extraction rate, pure physical extraction, no toxicity, no harm and low cost.
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申请号:201911058771.5 公开号:CN110903408A 主分类号:C08B37/00
摘要:【中文】本发明公开的一种猴头菇多糖蛋白提取物的制备方法,包括以下步骤:S1.得到猴头菇粉末;S2.超声破壁,提取液浸泡;S3.充入惰性气体至压力为4000‑5500kpa后,迅速回复至正常大气压,得猴头菇细胞悬液;S4.离心分离,上清经乙醇沉淀,得猴头菇多糖蛋白提取物,对猴头菇多糖蛋白提取均匀、彻底,提取速度快,操作简单便捷,对多糖蛋白的结构完整性进行了保护,提取率高,纯物理提取,无毒无害,成本低。 【EN】The invention discloses a preparation method of a hericium erinaceus polysaccharide protein extract, which comprises the following steps: s1, obtaining hericium erinaceus powder; s2, breaking the wall by ultrasonic waves, and soaking an extracting solution; s3, filling inert gas to reach a pressure of 4000-; s4, performing centrifugal separation, and precipitating the supernatant by using ethanol to obtain the hericium erinaceus polysaccharide protein extract, wherein the hericium erinaceus polysaccharide protein extract is uniform and thorough in extraction, high in extraction speed, simple and convenient to operate, high in extraction rate, free of toxicity and harm and low in cost, and the polysaccharide protein is protected in structural integrity.
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申请号:201911198146.0 公开号:CN110937506A 主分类号:B66C11/16
摘要:【中文】本发明公开了一种快速行走的缆载起重机及牵引方法,属于工程机械领域,其技术方案要点是,包括走行端梁、牵引组件和牵引锚定抱箍,走行端梁的上部铰接有主梁,下部通过行走轮与主缆活动连接,牵引锚定抱箍活动套设在主缆上且与固定在主缆上的索夹相互抵接,走行端梁与牵引锚定抱箍通过牵引组件连接,牵引组件包括牵引卷扬机、动滑轮组、定滑轮组和钢丝绳,牵引卷扬机固定在走行端梁的上端面,动滑轮组铰接在走行端梁靠近牵引锚定抱箍的一侧壁上,定滑轮组与牵引锚定抱箍铰接。本发明中的牵引卷扬机的钢丝绳只需配置满足缆载起重机走行一个索夹距离的长度,无需按全桥长度配置,钢丝绳缠绕方式简单、操作方便。 【EN】The invention discloses a cable-mounted crane capable of fast walking and a traction method, belonging to the field of engineering machinery. The steel wire rope of the traction winch only needs to be configured for the length which meets the requirement that the cable-loaded crane runs for one cable clamp distance, the steel wire rope does not need to be configured according to the length of a full bridge, and the steel wire rope is simple in winding mode and convenient to operate.
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