CN106587287B - Seawater purification device based on paper-based material and preparation method thereof - Google Patents

Abstract

The invention discloses a seawater purification device based on paper-based materials and a preparation method thereof, wherein the device comprises n layers of paper-based water purification modules which are stacked in sequence, n is more than or equal to 1, and n is a natural number. Wherein the paper-based water purification module comprises: the ion adsorption device comprises a paper-based film material arranged at the bottom layer and m ion adsorption electrodes arranged on the upper surface of the paper-based film material, wherein m is more than or equal to 1 and is a natural number, and adjacent ion adsorption electrodes are mutually electrically isolated. The seawater purification device can realize automatic production operation, can provide sizes with different sizes according to different requirements, and has the advantages of simple preparation process and low cost.

Description

Translated fromChinese

一种基于纸基材料的海水净化装置及其制备方法A kind of seawater purification device based on paper-based material and preparation method thereof

技术领域technical field

本发明涉及一种海水净化装置，具体涉及一种基于纸基材料的海水净化装置及其制备方法。The invention relates to a seawater purification device, in particular to a seawater purification device based on paper-based materials and a preparation method thereof.

背景技术Background technique

近些年来，电容式去离子技术因其性能可靠、能量效率高、器件结构简单及净水成本低等优势在较低盐浓度水净化领域备受瞩目，被认为是一种可有效缓解世界淡水资源危机的重要手段。但是，现有电容式去离子技术存在许多问题，如多孔碳电极材料无法自动化生产组装、电极电导率低、功耗大、无法持续稳定工作以及尺寸大，极大地限制了其进一步地发展与推广。同时，液体在进行去离子净化前需要将其中的不溶性杂质去除，这也使得系统的复杂度增大。In recent years, capacitive deionization technology has attracted much attention in the field of low-salt concentration water purification due to its reliable performance, high energy efficiency, simple device structure, and low cost of water purification. important means of resource crisis. However, the existing capacitive deionization technology has many problems, such as the inability of automated production and assembly of porous carbon electrode materials, low electrode conductivity, high power consumption, inability to work continuously and stably, and large size, which greatly limit its further development and promotion. . At the same time, the insoluble impurities in the liquid need to be removed before deionization purification, which also increases the complexity of the system.

纸基材料因其多孔的纤维状质地而被广泛用于液体净化领域，而其柔性的质地也便于其被加工成多种形状，使得对其的加工工艺和流程简单易行，同时纸基材料的成本极为低廉。但是，纸基器件不能实现自动化，工作效率低。Paper-based materials are widely used in the field of liquid purification due to their porous fibrous texture, and their flexible texture also facilitates their processing into various shapes, making their processing technology and procedures simple and easy. cost is extremely low. However, paper-based devices cannot be automated, and work efficiency is low.

发明内容SUMMARY OF THE INVENTION

本发明的目的是提供一种基于纸基材料的海水净化装置及其制备方法，该装置解决了现有技术中电容式去离子技术和纸基器件的不足，能够实现自动化生产操作，根据不同需求，能够提供不同大小的尺寸，而且制备工艺简单，碳含量高，成本低。The purpose of the present invention is to provide a seawater purification device based on paper-based materials and a preparation method thereof, which solves the deficiencies of capacitive deionization technology and paper-based devices in the prior art, and can realize automatic production operations. , can provide different sizes, and the preparation process is simple, the carbon content is high, and the cost is low.

为了达到上述目的，本发明提供了一种基于纸基材料的海水净化装置，该装置包含依次叠放的n层纸基净水模块，n≥1，n为自然数。In order to achieve the above object, the present invention provides a seawater purification device based on paper-based materials, the device includes n layers of paper-based water purification modules stacked in sequence, n≥1, n is a natural number.

其中，所述的纸基净水模块包含：设置在底层的纸基薄膜材料，以及设置在所述的纸基薄膜材料上表面的m个离子吸附电极，m≥1，m为自然数。Wherein, the paper-based water purification module includes: a paper-based film material disposed on the bottom layer, and m ion adsorption electrodes disposed on the upper surface of the paper-based film material, where m≥1, where m is a natural number.

其中，所述的相邻离子吸附电极之间相互电隔离。Wherein, the adjacent ion adsorption electrodes are electrically isolated from each other.

所述的离子吸附电极包括电极一和电极二，所述的电极一和电极二为一对正负电极，且所述的电极一和电极二之间电隔绝。The ion adsorption electrode includes an electrode 1 and an electrode 2, the electrode 1 and the electrode 2 are a pair of positive and negative electrodes, and the electrode 1 and the electrode 2 are electrically isolated.

所述的离子吸附电极为平面电极。The ion adsorption electrode is a plane electrode.

所述的电极一和电极二以叉指形式相对排布。The first electrode and the second electrode are arranged oppositely in the form of interdigitation.

所述的电极一和电极二的一侧均呈锯齿状，但并不限于上述锯齿状。One side of the first electrode and the second electrode is in a zigzag shape, but is not limited to the above zigzag shape.

所述的锯齿状包括（但不限于）：矩形锯齿状、弧形锯齿状和三角形锯齿状中的任意一种。The zigzag shape includes (but is not limited to): any one of rectangular zigzag shape, arc zigzag shape and triangular zigzag shape.

所述的离子吸附电极为多孔碳材料，所述的纸基薄膜材料为多孔纤维材料。The ion adsorption electrode is a porous carbon material, and the paper-based film material is a porous fiber material.

所述的多孔纤维材料包括（但并不限于）滤纸、打印纸或布料中的任意一种。The porous fiber material includes (but is not limited to) any one of filter paper, printing paper or cloth.

所述的基于纸基材料的海水净化装置的制备方法，该制备方法包含：The preparation method of the seawater purification device based on the paper-based material, the preparation method comprises:

步骤1：采用打印或丝网印刷的方式在所述的纸基薄膜材料表面制备所述的离子吸附电极，得到所述的纸基净水模块；Step 1: preparing the ion adsorption electrode on the surface of the paper-based film material by printing or screen printing to obtain the paper-based water purification module;

步骤2：将步骤1得到的n个所述的纸基净水模块依次堆叠，组装在一起。Step 2: Stack the n paper-based water purification modules obtained in Step 1 in sequence and assemble them together.

步骤2中所述的组装是通过机械压实或黏性物质辅助的方式完成。The assembly described in step 2 is accomplished by mechanical compaction or viscous-assisted means.

本发明提供的基于纸基材料的海水净化装置，解决了现有技术中电容式去离子技术和纸基器件的不足，具有以下优点：The seawater purification device based on paper-based materials provided by the present invention solves the deficiencies of capacitive deionization technology and paper-based devices in the prior art, and has the following advantages:

（1）本发明的海水净化装置在纸基薄膜材料上设有离子吸附电极，增加了去离子化的功能，并且通过的水量大，易加工，简化设备的制备流程，操作简单，以及制备的成本低；(1) The seawater purification device of the present invention is provided with an ion adsorption electrode on the paper-based film material, which increases the function of deionization, and the amount of water passing through is large, easy to process, simplifies the preparation process of the equipment, simple to operate, and easy to prepare. low cost;

（2）本发明的海水净化装置采用纸基薄膜材料，能够去除液体中不溶性颗粒物质，不需要额外的除杂过程，操作更加简便，而现有电容式去离子技术在进行去离子操作前，需去除溶液中的不溶性颗粒杂质，以免堵塞沟道，操作复杂；(2) The seawater purification device of the present invention uses a paper-based film material, which can remove insoluble particulate matter in the liquid, does not require an additional impurity removal process, and is easier to operate. It is necessary to remove the insoluble particle impurities in the solution to avoid clogging the channel and the operation is complicated;

（3）本发明的海水净化装置采用纸基薄膜材料，该纸基薄膜材料作为电极载体的同时也作为液体的通道，不需要额外加工制作流道，且电极直接制备在其表面，工艺简单，通量较大，而现有电容式去离子技术需要使用较小尺寸的沟道，且电极与沟道需以较高精度排布，制备难度高，且通量较低；(3) The seawater purification device of the present invention adopts a paper-based film material. The paper-based film material is used as an electrode carrier and also serves as a liquid channel, and no additional processing is required to make a flow channel, and the electrode is directly prepared on its surface, and the process is simple. The flux is large, and the existing capacitive deionization technology needs to use a smaller size channel, and the electrodes and the channel need to be arranged with high precision, the preparation is difficult, and the flux is low;

（4）本发明的海水净化装置采用纸基薄膜材料，溶液能够在重力及毛细作用下流过纸基薄膜材料，速度自动可控，不需要外部设备干预，而现有电容式去离子技术需要可精准控制流速的泵驱动溶液流动，装置较为复杂；(4) The seawater purification device of the present invention adopts a paper-based film material, and the solution can flow through the paper-based film material under the action of gravity and capillary, and the speed is automatically controllable, without the intervention of external equipment, while the existing capacitive deionization technology needs to be able to The pump that precisely controls the flow rate drives the flow of the solution, and the device is more complicated;

（5）本发明的海水净化装置的纸基薄膜材料和离子吸附电极在自然状态下均可降解，进而降低了对环境的污染，而现有电容式去离子技术中使用的沟道及电极材料等无法回收或降解；(5) The paper-based film material and the ion adsorption electrode of the seawater purification device of the present invention can be degraded in the natural state, thereby reducing the pollution to the environment, while the channel and electrode materials used in the existing capacitive deionization technology cannot be recycled or degraded;

（6）本发明的纸基净水模块制备采用打印或丝网印刷的方式，该方式制备的电极碳含量高，成本低，而现有电容式去离子技术使用的碳电极是通过粉末状碳材料与有机粘性物质混合制作而成，导电率低导致耗电及发热量大，成本较高；(6) The paper-based water purification module of the present invention is prepared by printing or screen printing. The electrode prepared by this method has high carbon content and low cost, while the carbon electrode used in the existing capacitive deionization technology is made of powdered carbon. The material is mixed with organic viscous substances, the low conductivity leads to high power consumption and heat generation, and the cost is high;

（7）本发明的海水净化装置采用纸基净水模块堆叠的方式制备，可方便地进行大规模生产，且可根据不同需求，通过增减纸基净水模块层数的方式实现个性化设计。(7) The seawater purification device of the present invention is prepared by stacking paper-based water purification modules, which can be easily mass-produced, and can be customized according to different needs by increasing or decreasing the number of layers of paper-based water purification modules. .

附图说明Description of drawings

图1为本发明的一种基于纸基材料的海水净化装置的结构示意图。FIG. 1 is a schematic structural diagram of a seawater purification device based on a paper-based material according to the present invention.

图2为本发明的单个纸基净水模块的结构示意图。FIG. 2 is a schematic structural diagram of a single paper-based water purification module of the present invention.

具体实施方式Detailed ways

以下结合附图和实施例对本发明的技术方案做进一步的说明。The technical solutions of the present invention will be further described below with reference to the accompanying drawings and embodiments.

如图1所示，为本发明提供的一种基于纸基材料的海水净化装置，该装置包含依次叠放的n层纸基净水模块10，n≥1，n为自然数。该纸基净水模块10包含：设置在底层的纸基薄膜材料12，以及设置在纸基薄膜材料12上表面的m个离子吸附电极11，m≥1，m为自然数。As shown in FIG. 1 , a seawater purification device based on paper-based materials provided by the present invention includes n layers of paper-basedwater purification modules 10 stacked in sequence, where n≥1, and n is a natural number. The paper-basedwater purification module 10 includes: a paper-basedfilm material 12 disposed on the bottom layer, and mion adsorption electrodes 11 disposed on the upper surface of the paper-basedfilm material 12, where m≥1, where m is a natural number.

其中，该离子吸附电极11为平面电极，采用多孔碳材料，相邻离子吸附电极11之间相互电隔离，该离子吸附电极11在自然状态下可降解，能够降低对环境的污染。Theion adsorption electrode 11 is a planar electrode, using porous carbon material, and the adjacention adsorption electrodes 11 are electrically isolated from each other. Theion adsorption electrode 11 is degradable in a natural state, which can reduce environmental pollution.

其中，纸基薄膜材料12采用多孔纤维材料，该多孔纤维材料包括（但不限于）滤纸、打印纸或布料中的任意一种。纸基薄膜材料12在自然状态下可降解，能够降低对环境的污染，而且纸基薄膜材料12能够使溶液在重力及毛细作用下流过，其速度自动可控，不需要外部设备干预。此外，该纸基薄膜材料12本身能够作为过滤组件使用，不需要额外的除杂过程，能够作为液体的通道，不需要额外加工制作流道，且离子吸附电极11直接制备在其表面，工艺简单，液体流通量较大。Wherein, the paper-basedfilm material 12 is a porous fiber material, and the porous fiber material includes (but is not limited to) any one of filter paper, printing paper or cloth. The paper-basedfilm material 12 is degradable in a natural state, which can reduce environmental pollution, and the paper-basedfilm material 12 can make the solution flow under the action of gravity and capillary, and its speed is automatically controllable without external equipment intervention. In addition, the paper-basedfilm material 12 itself can be used as a filter element without additional impurity removal process, and can be used as a liquid channel without additional processing to make a flow channel, and theion adsorption electrode 11 is directly prepared on its surface, and the process is simple , the liquid flow is large.

如图2所示，离子吸附电极11包括电极一111和电极二112，电极一111和电极二112为一对正负电极，电极一111和电极二112之间电隔绝。As shown in FIG. 2 , theion adsorption electrode 11 includes thefirst electrode 111 and thesecond electrode 112 , thefirst electrode 111 and thesecond electrode 112 are a pair of positive and negative electrodes, and thefirst electrode 111 and thesecond electrode 112 are electrically isolated.

电极一111和电极二112的一侧均呈锯齿状，但并不限于上述锯齿状，且电极一111的锯齿状和电极二112的锯齿状相对以叉指形式排布，能够提高电极间的相对面积，进而提高电极的效率。上述锯齿状包括（但不限于）：矩形锯齿状、弧形锯齿状和三角形锯齿状中的任意一种。One side of thefirst electrode 111 and thesecond electrode 112 are serrated, but not limited to the aforementioned zigzag, and the zigzag of thefirst electrode 111 and the zigzag of thesecond electrode 112 are relatively arranged in the form of interdigitated fingers, which can improve the zigzag between the electrodes. The relative area, thereby improving the efficiency of the electrode. The above-mentioned zigzag shape includes (but is not limited to): any one of a rectangular zigzag shape, an arc zigzag shape and a triangular zigzag shape.

当m=2时，两个离子吸附电极11在纸基薄膜材料12上对称设置。When m=2, the twoion adsorption electrodes 11 are symmetrically arranged on the paper-basedfilm material 12 .

本发明还提供了该海水净化装置的制备方法，该制备方法包含：The present invention also provides a preparation method of the seawater purification device, the preparation method comprising:

步骤1：采用打印或丝网印刷的方式在纸基薄膜材料12表面制备离子吸附电极11，其制备的离子吸附电极11，碳含量高、成本低，通过上述方式能够得到纸基净水模块10；Step 1: Theion adsorption electrode 11 is prepared on the surface of the paper-basedfilm material 12 by printing or screen printing. Theion adsorption electrode 11 prepared by the method has high carbon content and low cost. The paper-basedwater purification module 10 can be obtained by the above method. ;

步骤2：将n个纸基净水模块10依次堆叠，通过机械压实或黏性物质（如胶带）辅助的方式组装在一起。Step 2: Stack the n paper-basedwater purification modules 10 in sequence, and assemble them together by means of mechanical compaction or the assistance of an adhesive substance (eg, adhesive tape).

使用本发明的基于纸基材料的海水净化装置时，可以将本发明的装置与微流控器件相结合，采用微流控操作方法可实现自动化各种操作及传感。When using the seawater purification device based on the paper-based material of the present invention, the device of the present invention can be combined with a microfluidic device, and various automatic operations and sensing can be realized by using the microfluidic operation method.

综上所述，本发明用于提供一种基于纸基材料的海水净化装置及其制备方法，该装置设有离子吸附电极，增加了去离子化的功能，采用纸基薄膜材料，能够去除液体中不溶性颗粒物质。该装置的制备工艺简单，制备流程简易，而且制备成本低。In summary, the present invention is used to provide a seawater purification device based on a paper-based material and a preparation method thereof. The device is provided with an ion adsorption electrode, which increases the function of deionization. The paper-based film material is used to remove liquid. Medium insoluble particulate matter. The preparation process of the device is simple, the preparation process is simple, and the preparation cost is low.

尽管本发明的内容已经通过上述优选实施例作了详细介绍，但应当认识到上述的描述不应被认为是对本发明的限制。在本领域技术人员阅读了上述内容后，对于本发明的多种修改和替代都将是显而易见的。因此，本发明的保护范围应由所附的权利要求来限定。While the content of the present invention has been described in detail by way of the above preferred embodiments, it should be appreciated that the above description should not be construed as limiting the present invention. Various modifications and alternatives to the present invention will be apparent to those skilled in the art upon reading the foregoing. Accordingly, the scope of protection of the present invention should be defined by the appended claims.

Claims (9)

1. A seawater purification device based on paper-based materials is characterized by comprising n layers of paper-based water purification modules (10) which are stacked in sequence, wherein n is more than or equal to 1 and is a natural number;

the paper-based water purification module (10) comprises:

a paper-based film material (12) disposed on the bottom layer, and

m ion adsorption electrodes (11) arranged on the upper surface of the paper-based thin film material (12), wherein m is more than or equal to 1 and is a natural number;

the adjacent ion adsorption electrodes (11) are mutually and electrically isolated;

the ion adsorption electrode (11) comprises a first electrode (111) and a second electrode (112), the first electrode (111) and the second electrode (112) are a pair of positive and negative electrodes, and the first electrode (111) and the second electrode (112) are electrically isolated.

2. A seawater cleaning device based on paper based material as claimed in claim 1, wherein the ion adsorption electrode (11) is a planar electrode.

3. The seawater purifying apparatus based on paper-based material as claimed in claim 2, wherein the first electrode (111) and the second electrode (112) are oppositely arranged in an interdigital manner.

4. A seawater cleaning plant based on paper based material as claimed in claim 3, wherein one side of the first (111) and second (112) electrodes is serrated.

5. The seawater cleaning apparatus based on a paper-based material as claimed in claim 4, wherein the saw-toothed shape comprises: any one of a rectangular saw-toothed shape, an arc saw-toothed shape, and a triangular saw-toothed shape.

6. The seawater cleaning device based on paper-based material as claimed in claim 1, wherein the ion-adsorbing electrode (11) is a porous carbon material, and the paper-based thin film material (12) is a porous fiber material.

7. The seawater purification apparatus based on paper-based material as claimed in claim 6, wherein the porous fiber material comprises any one of filter paper, printing paper or cloth.

8. A method of manufacturing a seawater purification apparatus based on paper based material as claimed in any one of claims 1 to 7, wherein the method of manufacturing comprises:

step 1: preparing the ion adsorption electrode (11) on the surface of the paper-based thin film material (12) by adopting a printing or silk-screen printing mode to obtain the paper-based water purification module (10);

step 2: and (2) sequentially stacking the n paper-based water purification modules (10) obtained in the step (1) and assembling the stacked modules together.

9. The method for manufacturing a seawater cleaning device based on paper-based material as claimed in claim 8, wherein the assembling in step 2 is done by mechanical compaction or with the aid of sticky substance.

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