可溶性或液态物料的常温高速脱色方法 技术领域 Normal-temperature and high-speed decoloring method for soluble or liquid materials
本发明涉及溶液的常温高速脱色方法,特别适合可溶性或液态物料的脱 色方法。 背景技术 The invention relates to a method for decolorizing a solution at room temperature and high speed, and is particularly suitable for a method for decoloring soluble or liquid materials. Background technique
现有的可溶性或液态物料如食品、 中草药品的脱色, 主要采用沉淀、离 心交换、 硫熏、 活性碳吸附等工艺方法, 特别是活性碳吸附法, 需要加温, 甚至加温至 100Ό左右, 反应时间需 30分钟以上, 且脱色效果不够理想, 由于需要时间较长,温度较高,致使物料中的某些有效成份在脱色过程中发 生转变。 本发明的公开 Existing soluble or liquid materials such as food and Chinese herbal medicines are mainly decolorized by precipitation, centrifugal exchange, sulfur fumigation, activated carbon adsorption, and other methods, especially activated carbon adsorption methods, which need to be heated, or even heated to about 100 ° C. The reaction time needs more than 30 minutes, and the decolorization effect is not ideal. Due to the long time required and high temperature, some effective ingredients in the material are changed during the decolorization process. Disclosure of the present invention
本发明的目的是为了提供一种新型的脱色方法,该方法在常温下,对待 脱色的物料采用超声波高频振动,促进溶液里分子的高速运动,从而加速了 活性碳的吸附速率及吸附率,实现高速脱色, 并使可溶性或液态物料中的有 效成份尽可能少的转变。 The purpose of the present invention is to provide a new decoloring method. At normal temperature, the material to be decolorized uses ultrasonic high-frequency vibration to promote the high-speed movement of molecules in the solution, thereby accelerating the adsorption rate and adsorption rate of activated carbon. Achieve high-speed decolorization and minimize the conversion of active ingredients in soluble or liquid materials.
本发明的目的可通过如下措施来实现: The object of the present invention can be achieved by the following measures:
一种可溶性或液态物料常温高速脱色方法, 包括下述步骤: A method for decolorizing soluble or liquid materials at room temperature and high speed, including the following steps:
(1)将可溶性物料溶于水; (1) Dissolve soluble materials in water;
(2)在可溶性或液态物料的溶液中按常规脱色工艺加入活性碳; (2) Add activated carbon to the solution of soluble or liquid materials according to the conventional decolorization process;
(3)对步骤 (2)的混合液施加振动进行脱色。 (3) Vibration is applied to the mixed solution of step (2) to decolorize.
所述的步骤 (3)中的振动是采用超声波振动。 The vibration in step (3) is ultrasonic vibration.
所述的振动频率大于等于 16000Hz。 The vibration frequency is greater than or equal to 16000 Hz.
所述的可溶性或液态物料常温高速脱色方法是在常温条件下进行。 所述的常温条件是大于 0 。 The method for decoloring soluble or liquid materials at normal temperature and high speed is performed under normal temperature conditions. The normal temperature condition is greater than 0.
本发明的脱色方法的工作原理如下: The working principle of the decoloring method of the present invention is as follows:
1、 将可溶性物料如食品、 中草药品溶解成液体。
2、 将需脱色的液体或液态物料如液态食品、 中草药品与活性碳粉充分 混合。 1. Dissolve soluble materials such as food and Chinese herbal medicines into liquids. 2. Fully mix the liquid or liquid materials to be decolorized, such as liquid food, Chinese herbal medicines, and activated carbon powder.
3、 将混合液置于装有超声波换能器的容器内。 3. Place the mixed solution in a container with an ultrasonic transducer.
4、 启动超声波发生器, 通过导线将超声波电能传给超声波换能器, 换 能器将电能转换成机械能。 4. Start the ultrasonic generator and transmit the ultrasonic energy to the ultrasonic transducer through the wire. The transducer converts the electrical energy into mechanical energy.
5、 在常温下, 超声波换能器振动不到 5分钟, 便完成脱色。 5. At normal temperature, the ultrasonic transducer vibrates for less than 5 minutes to complete the decolorization.
6、 通过过滤机对脱色后的液体过滤, 滤出活性碳及微小絮凝物。 6. Filter the decolorized liquid through a filter to filter out activated carbon and tiny flocs.
本发明相比现有技术具有如下优点: Compared with the prior art, the present invention has the following advantages:
本发明在传统的活性碳脱色工艺上,增加振动工艺,利用高频振动对待 脱色液体进行脱色, 该方法实现了常温脱色, 且脱色速度快, 脱色效果好, 克服了传统脱色工艺时间长, 温度高, 脱色效果不理想, 且致使脱色物料中 有效成份发生的转变较多等缺点。 附图的简要说明 In the traditional activated carbon decolorization process, the present invention adds a vibration process, and uses high-frequency vibration to decolorize the liquid to be decolorized. The method achieves decolorization at room temperature, and has a fast decolorization speed and good decolorization effect. High, the discoloration effect is not ideal, and the effective ingredients in the discoloration material are changed more frequently. Brief description of the drawings
图 1是本发明的脱色方法流程框图 FIG. 1 is a flowchart of a decoloring method according to the present invention.
图中标号说明如下: The labels in the figure are explained as follows:
1-混合罐 2-管道 3-高频脱色罐 4-过滤机 1-mixing tank 2-pipe 3-high frequency decolorizing tank 4-filter
5-导线 6-超声波发生器 实现本发明的最佳方式 5-wire 6-ultrasonic generator The best way to implement the present invention
参照图 1, 为本发明脱色方法流程框图, 将可溶性物料溶解后, 将溶液 或液态物料如食品、中草药品置于混合罐 1中与活性碳均匀混合,通过管道 2流至高频脱色罐 3中,超声波发生器 6与高频脱色罐 3之间用导线 5连接; 可溶性或液态物料与活性碳的混合液由高频脱色罐 3产生的 16000Hz的高 频振动进行振动脱色,脱色后可溶性或液态物料由管道 2流入过滤机 4进行 过滤。 Referring to FIG. 1, a flowchart of a decolorization method according to the present invention is shown. After dissolving a soluble material, a solution or liquid material such as food or Chinese herbal medicine is placed in a mixing tank 1 and mixed with activated carbon uniformly, and flows to a high-frequency decoloring tank 3 through a pipeline 2 The ultrasonic generator 6 and the high-frequency decoloring tank 3 are connected by a wire 5; the mixed solution of soluble or liquid materials and activated carbon is decolorized by vibration at a frequency of 16000 Hz generated by the high-frequency decoloring tank 3. The liquid material flows into the filter 4 through the pipeline 2 for filtering.
实施例一: Embodiment one:
利用本发明的方法对原糖进行脱色的方法如下: The method for decoloring raw sugar by using the method of the present invention is as follows:
原糖在常温下加水回溶,然后加入糖用活性碳,其中碳与原糖的重量百
分比为 3.1%, 混合均匀后, 对混合液施加超声波振动 3-5分钟, 再用过滤 机滤去活性碳, 便得到脱色后的清液, 其脱色率约为 90%。 Raw sugar is reconstituted by adding water at normal temperature, and then adding activated carbon for sugar, wherein the weight of carbon and raw sugar is 100%. The fraction ratio is 3.1%. After the mixture is evenly mixed, apply ultrasonic vibration to the mixture for 3-5 minutes, and then filter the activated carbon with a filter to obtain a decolorized clear liquid. The decolorization rate is about 90%.
实施例二: Embodiment two:
利用本发明的方法对味精进行脱色的方法如下: The method for decolorizing monosodium glutamate by using the method of the present invention is as follows:
取常温深色味精母液, 其比重为 1.3 ; 加入味精用活性碳, 其中碳与液 体的重量比为 3%。; 混合均匀; 再对混合液施加超声波 2-4分钟; 再用过滤 机滤去活性碳, 便得到脱色后的清液, 其脱色率约为 40%。 Take the dark-colored MSG mother liquor at room temperature, with a specific gravity of 1.3; add activated carbon for MSG, where the weight ratio of carbon to liquid is 3%. Mix well; apply ultrasonic to the mixture for 2-4 minutes; filter the activated carbon with a filter to get the decolorized clear liquid, and the decolorization rate is about 40%.
工业实用性 Industrial applicability
本发明利用传统可溶性或液态物料如食品、 中草药品的活性碳脱色工 艺, 在常温下结合超高频振动对其进行快速脱色, 其脱色效果好, 不破坏物 料如食品、 中草药品中的有效成份。适合可溶性或液态物料食品、 中草药品 的脱色。
The present invention utilizes traditional activated or activated carbon decolorization process of soluble or liquid materials such as food and medicinal herbs, and combines them with ultra-high frequency vibration to decolorize them quickly at room temperature. The decolorization effect is good without damaging the active ingredients in materials such as food and medicinal herbs. . Suitable for discoloration of soluble or liquid material foods and Chinese herbal medicines.