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CN117945418A - A device for preparing nano-montmorillonite - Google Patents

A device for preparing nano-montmorillonite Download PDF

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Publication number
CN117945418A
CN117945418A CN202410098261.5A CN202410098261A CN117945418A CN 117945418 A CN117945418 A CN 117945418A CN 202410098261 A CN202410098261 A CN 202410098261A CN 117945418 A CN117945418 A CN 117945418A
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montmorillonite
container
spherical tank
tank body
suspension
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李国华
熊琪
刘静祎
韩晓蕾
钱志宏
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Zhejiang University of Technology ZJUT
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Zhejiang University of Technology ZJUT
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    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/20Silicates
    • C01B33/36Silicates having base-exchange properties but not having molecular sieve properties
    • C01B33/38Layered base-exchange silicates, e.g. clays, micas or alkali metal silicates of kenyaite or magadiite type
    • C01B33/40Clays

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)

Abstract

本发明的目的在于提供一种制备纳米蒙脱石的装置,包含容器罐,还包含搅拌装置、碎石装置和出料装置,所述搅拌装置设在容器罐内部用于搅拌容器罐内的悬浮液,所述悬浮液包含去离子水和蒙脱石;碎石装置设置在容器罐内部用于破碎悬浮液中的蒙脱石;出料装置设置在容器罐的外表面用于排放悬浮液中的胶体;容器罐包含上部球形罐体、下部球形罐体和连接两者的一级加速道,一级加速道的口径小于上部球形罐体的口径和下部球形罐体的口径。该装置既能提高制备纳米蒙脱石的效率,减少制备步骤,还能提升制备纳米蒙脱石的质量。

The object of the present invention is to provide a device for preparing nano-montmorillonite, comprising a container tank, a stirring device, a stone crushing device and a discharging device, wherein the stirring device is arranged inside the container tank for stirring the suspension in the container tank, wherein the suspension comprises deionized water and montmorillonite; the stone crushing device is arranged inside the container tank for crushing the montmorillonite in the suspension; the discharging device is arranged on the outer surface of the container tank for discharging the colloid in the suspension; the container tank comprises an upper spherical tank body, a lower spherical tank body and a first-stage acceleration track connecting the two, wherein the caliber of the first-stage acceleration track is smaller than the caliber of the upper spherical tank body and the caliber of the lower spherical tank body. The device can not only improve the efficiency of preparing nano-montmorillonite, reduce the preparation steps, but also improve the quality of preparing nano-montmorillonite.

Description

一种制备纳米蒙脱石的装置A device for preparing nano-montmorillonite

技术领域Technical Field

本发明涉及材料制备领域,尤其涉及一种制备蒙脱石的装置。The invention relates to the field of material preparation, and in particular to a device for preparing montmorillonite.

背景技术Background technique

蒙脱石是自然界中一种储量十分丰富的粘土矿物,广泛分布于土壤、火山岩系中,首先发现于法国的Montmorillon,因此而得名。蒙脱石属于单斜晶系二八面体型结构,也是层状硅酸盐矿物,结构较为牢固。这种特殊的结构特性决定了蒙脱石的一系列重要性质如优异的、胶体分散性以及阳离子交换性等理化特性,被广泛应用于环境、化工、陶瓷、冶炼、医药等诸多领域。Montmorillonite is a clay mineral with abundant reserves in nature. It is widely distributed in soil and volcanic rock systems. It was first discovered in Montmorillon, France, hence its name. Montmorillonite belongs to the monoclinic dioctahedral structure and is also a layered silicate mineral with a relatively strong structure. This special structural characteristic determines a series of important properties of montmorillonite, such as excellent physical and chemical properties such as colloidal dispersibility and cation exchangeability. It is widely used in many fields such as environment, chemical industry, ceramics, smelting, and medicine.

在传统备制蒙脱石的方法中,通过无机剥离剂经阳离子交换后进入蒙脱石层间或通过有机剥离剂发生插层反应使蒙脱石层间距扩大分解,通过上述两种方法的其中一种对蒙脱石进行剥离得到纳米蒙脱石。In the traditional method of preparing montmorillonite, an inorganic stripping agent enters the interlayer of montmorillonite after cation exchange, or an organic stripping agent undergoes intercalation reaction to expand the interlayer distance of montmorillonite and decompose it. Montmorillonite is stripped by one of the above two methods to obtain nano-montmorillonite.

在上述两种方法的制备过程中,添加的剥离剂发生反应会释放热量,导致溶液温度上升,影响剥离效果,剥离完成后,需要去除剩余的剥离剂,若未除尽,会影响制备后纳米蒙脱石的质量。导致制备纳米蒙脱石过程复杂,效率低下,无法满足大量制备纳米蒙脱石的需求。In the preparation process of the above two methods, the added stripping agent will release heat during the reaction, causing the solution temperature to rise, affecting the stripping effect. After the stripping is completed, the remaining stripping agent needs to be removed. If it is not completely removed, it will affect the quality of the prepared nano-montmorillonite. As a result, the preparation process of nano-montmorillonite is complicated and inefficient, and cannot meet the needs of mass preparation of nano-montmorillonite.

发明内容Summary of the invention

本发明的目的在于提供一种制备米蒙脱石的装置,既能提高制备纳米蒙脱石的效率,减少制备步骤,还能提升制备纳米蒙脱石的质量。The object of the present invention is to provide a device for preparing nano-montmorillonite, which can not only improve the efficiency of preparing nano-montmorillonite, reduce the preparation steps, but also improve the quality of the prepared nano-montmorillonite.

本发明的上述技术目的是通过以下技术方案实现:The above technical objectives of the present invention are achieved through the following technical solutions:

一种制备纳米蒙脱石的装置,包含容器罐,还包含搅拌装置、碎石装置和出料装置,所述搅拌装置设在所述容器罐内部用于搅拌所述容器罐内的悬浮液,所述悬浮液包含去离子水和蒙脱石;所述碎石装置设置在所述容器罐内部用于破碎所述悬浮液中的蒙脱石;所述出料装置设置在所述容器罐的外表面用于排放所述悬浮液中的胶体;所述容器罐包含上部球形罐体、下部球形罐体和连接两者的一级加速道,所述一级加速道的口径小于所述上部球形罐体的口径和所述下部球形罐体的口径。A device for preparing nano-montmorillonite comprises a container tank, a stirring device, a stone crushing device and a discharging device, wherein the stirring device is arranged inside the container tank and is used to stir a suspension in the container tank, wherein the suspension comprises deionized water and montmorillonite; the stone crushing device is arranged inside the container tank and is used to crush the montmorillonite in the suspension; the discharging device is arranged on the outer surface of the container tank and is used to discharge colloid in the suspension; the container tank comprises an upper spherical tank body, a lower spherical tank body and a primary acceleration track connecting the two, wherein the caliber of the primary acceleration track is smaller than the calibers of the upper spherical tank body and the caliber of the lower spherical tank body.

在实际应用过程中,按照比例将蒙脱石和去离子水放置到所述容器罐内形成悬浮液,在所述容器罐内设置所述碎石装置用于将所述容器罐内的蒙脱石晶体进行碎石破碎,同时通过所述搅拌装置对所述容器罐内的悬浮液进行搅拌,将蒙脱石悬浮液搅拌均匀,防止蒙脱石在自身的重力下沉降,使其在所述碎石装置的作用下破碎充分。利用所述容器罐的所述上部球形罐体和所述下部球形罐体的弧形内壁增加与所述悬浮液的接触面积。促进所述悬浮液中的蒙脱石分层吸附在所述弧形内壁上,加速所述悬浮液的沉淀分层速度。所述悬浮液中蒙脱石具有一定重量,在进行沉淀过程中,沉降速度较快。利用流体静力学原理,在所述悬浮液的压力和所述蒙脱石的重量作用下,所述蒙脱石在通过所述上部球形罐体和所述下部球形罐体之间的连接一级加速道时速度加快。从而增加所述悬浮液分层沉淀的速度,加快所述悬浮液的分层,可以减少制备所述蒙脱石的时间, 蒙脱石在经过破碎后在所述容器罐中进行沉淀。经沉淀后,悬浮液分为胶体、混浊液和底部沉淀三层。打开设置在所述容器罐表面的出料装置控制胶体部分出料,将胶体进行离心烘干后得到纳米蒙脱石。In the actual application process, montmorillonite and deionized water are placed in the container tank according to the proportion to form a suspension, and the crushing device is set in the container tank to crush the montmorillonite crystals in the container tank. At the same time, the suspension in the container tank is stirred by the stirring device to stir the montmorillonite suspension evenly to prevent the montmorillonite from settling under its own gravity, so that it can be fully crushed under the action of the crushing device. The arc-shaped inner wall of the upper spherical tank body and the lower spherical tank body of the container tank is used to increase the contact area with the suspension. The montmorillonite in the suspension is promoted to be layered and adsorbed on the arc-shaped inner wall, accelerating the sedimentation and layering speed of the suspension. The montmorillonite in the suspension has a certain weight, and the sedimentation speed is relatively fast during the precipitation process. Using the principle of fluid statics, under the pressure of the suspension and the weight of the montmorillonite, the montmorillonite speeds up when passing through the connecting first-level acceleration track between the upper spherical tank body and the lower spherical tank body. Thereby increasing the speed of the suspension layering and precipitation, accelerating the layering of the suspension, and reducing the time for preparing the montmorillonite. The montmorillonite is precipitated in the container after being crushed. After precipitation, the suspension is divided into three layers: colloid, turbid liquid and bottom precipitation. The discharging device arranged on the surface of the container is opened to control the discharging of the colloid part, and the colloid is centrifugally dried to obtain nano-montmorillonite.

所述蒙脱石的分子结构经由所述去离子水的浸泡,利用所述蒙脱石离子吸附性和水化膨胀的特点,使得所述蒙脱石结构松动。此时经由所述碎石装置对所述蒙脱石进行破碎和所述搅拌装置对所述悬浮液进行搅拌,使得所述蒙脱石的结构变小,制备效率提高;所述去离子水和所述蒙脱石反应过程中,不会产生新的物质,后续无需对蒙脱石进行残留化学试剂的剥脱。利用所述容器罐的弧形内壁对所述蒙脱石的吸附加快所述悬浮液的分层,可以减少制备所述蒙脱石的时间,通过该装置可以大大提升制备纳米蒙脱石的效率以及满足批量生产纳米蒙脱石的需求,并在蒙脱石与去离子水的充分混合下,提升纳米蒙脱石的质量。The molecular structure of the montmorillonite is loosened by soaking in the deionized water and utilizing the characteristics of the ion adsorption and hydration expansion of the montmorillonite. At this time, the montmorillonite is crushed by the stone crushing device and the suspension is stirred by the stirring device, so that the structure of the montmorillonite becomes smaller and the preparation efficiency is improved; no new substances are produced during the reaction between the deionized water and the montmorillonite, and there is no need to strip the montmorillonite of residual chemical reagents later. The adsorption of the montmorillonite by the curved inner wall of the container tank accelerates the stratification of the suspension, which can reduce the time for preparing the montmorillonite. The device can greatly improve the efficiency of preparing nano-montmorillonite and meet the needs of mass production of nano-montmorillonite, and improve the quality of nano-montmorillonite when the montmorillonite and deionized water are fully mixed.

作为本发明的优选,与所述上部球型罐体连接的通口处设有适配的容器盖。As a preferred embodiment of the present invention, a matching container cover is provided at the opening connected to the upper spherical tank body.

通过在所述上部球型罐体连接的通口处设置所述容器盖,使得所述容器罐的内部形成密闭空间,在制备所述纳米蒙脱石的过程中,避免所述悬浮液和外部空气或自然物质接触,避免所述纳米蒙脱石在制备过程中被污染或产生氧化,提升所述纳米蒙脱石的质量。By arranging the container cover at the opening connected to the upper spherical tank body, a closed space is formed inside the container tank. During the preparation of the nano-montmorillonite, the suspension is prevented from contacting with external air or natural substances, and the nano-montmorillonite is prevented from being contaminated or oxidized during the preparation process, thereby improving the quality of the nano-montmorillonite.

作为本发明的优选,所述容器盖上设有供所述搅拌装置和所述碎石装置穿过的通孔,所述容器盖的通孔处设有密封垫。As a preferred embodiment of the present invention, the container cover is provided with through holes for the stirring device and the stone crushing device to pass through, and the through holes of the container cover are provided with sealing gaskets.

所述搅拌装置和所述碎石装置通过所述容器盖的通孔进入所述容器罐的内部。为避免空气通过所述容器盖的通孔进入所述容器罐内,对所述悬浮液造成污染,在所述容器盖的通孔处设置所述密封垫,使得当所述搅拌装置和所述碎石装置穿过所述通孔时,经过所述密封垫隔绝其他物质进入所述容器罐内部,避免所述悬浮液被污染。The stirring device and the stone crushing device enter the interior of the container tank through the through hole of the container cover. In order to prevent air from entering the container tank through the through hole of the container cover and causing contamination to the suspension, the sealing gasket is arranged at the through hole of the container cover, so that when the stirring device and the stone crushing device pass through the through hole, other substances are isolated from entering the interior of the container tank through the sealing gasket, thereby preventing the suspension from being contaminated.

作为本发明的优选,所述下部球形罐体通过二级加速道连接底座,所述二级加速道口径小于所述下部球形罐体的口径和所述底座的口径。As a preferred embodiment of the present invention, the lower spherical tank body is connected to the base via a secondary acceleration track, and the diameter of the secondary acceleration track is smaller than the diameter of the lower spherical tank body and the diameter of the base.

在实际应用过程中,由于该装置时通过所述上部球形罐体和所述下部球形罐体通过所述一级加速道组成。球形易产生晃动和位移,为避免该装置出现不稳定情况,通过在所述下部球形罐体下连接所述底座,使得该装置通过所述底座增大与地面或平台的接触面积,从而增加该装置整体的稳定性,同时利用所述二级加速道连接所述底座且所述二级加速道的口径小于所述下部球形罐体和所述底座口径。利用流体静力学原理,在所述悬浮液的压力和所述蒙脱石的重量作用下,所述蒙脱石在通过所述下部球形罐体和所述底座之间的连接二级加速道时速度加快。从而进一步增加所述悬浮液分层沉淀的速度。In actual application, since the device is composed of the upper spherical tank body and the lower spherical tank body through the first-stage acceleration track. The sphere is prone to shaking and displacement. In order to avoid instability of the device, the base is connected under the lower spherical tank body, so that the device increases the contact area with the ground or platform through the base, thereby increasing the overall stability of the device. At the same time, the base is connected by the second-stage acceleration track, and the diameter of the second-stage acceleration track is smaller than the diameter of the lower spherical tank body and the base. Using the principle of fluid statics, under the pressure of the suspension and the weight of the montmorillonite, the montmorillonite speeds up when passing through the second-stage acceleration track connected between the lower spherical tank body and the base. Thereby further increasing the speed of the suspension stratification and sedimentation.

作为本发明的优选,所述容器罐设置在支撑架上,所述支撑架包含用于固定所述容器罐的支撑杆和用于与放置所述容器罐的底板,所述支撑杆与所述一级加速道连接。As a preferred embodiment of the present invention, the container tank is arranged on a support frame, the support frame comprises a support rod for fixing the container tank and a bottom plate for placing the container tank, and the support rod is connected to the primary acceleration track.

在实际使用过程中,由于所述容器罐设置为可拆卸连接。并且由所述上部球形罐体和所述下部球形罐体组成。所以该装置整体的稳定性较低,通过将所述容器罐放置在所述支撑架的所述底板上,并通过所述支撑杆将所述容器罐固定在所述支撑杆上。所述一级加速道的口径小于所述上部球形罐体的口径和所述下部球形罐体的口径。且球形具有弧度,不便于固定连接,将所述一级加速道和所述支撑架连接,在便于固定的同时还避免了与具有弧度的罐体固定连接的步骤。通过所述支撑架为所述容器罐提供稳定的支撑力和防护。避免该装置出现不稳定或倾倒情况发生。In actual use, since the container tank is configured to be detachably connected and is composed of the upper spherical tank body and the lower spherical tank body, the overall stability of the device is relatively low. The container tank is placed on the bottom plate of the support frame and fixed to the support rod by the support rod. The caliber of the first-level acceleration track is smaller than the caliber of the upper spherical tank body and the caliber of the lower spherical tank body. The sphere has a curvature, which is not convenient for fixed connection. Connecting the first-level acceleration track and the support frame not only facilitates fixation but also avoids the step of fixed connection with the tank body with a curvature. The support frame provides stable support and protection for the container tank, which prevents the device from becoming unstable or tipping over.

作为本发明的优选,所述出料装置包含用于排放胶体层的上层出料口和用于排放沉淀层的下层出料口,所述上层出料口设置在所述上部球型罐体上,所述下层出料口设置在所述下部球形罐体上。As a preferred embodiment of the present invention, the discharging device comprises an upper layer discharge port for discharging the colloidal layer and a lower layer discharge port for discharging the sedimentation layer, the upper layer discharge port is arranged on the upper spherical tank body, and the lower layer discharge port is arranged on the lower spherical tank body.

所述悬浮液在经过沉淀后,最上层为胶体层,沉淀在所述上部球形罐体内,并通过设置在所述上部球型罐体上的所述上层出料口排出;沉淀层在所述下部球形罐体内,并经由所述下部球形罐体上的所述下层出料口 排出。所述沉淀层和所述胶体层,两层排出的所述纳米蒙脱石的质量不同,通过设置所述上层出料口和所述下层出料口便于区分排出不同料体。将所需料体排出后,继续排出其他剩余废料,减少等待时间。After the suspension is precipitated, the uppermost layer is a colloidal layer, which is precipitated in the upper spherical tank body and discharged through the upper layer discharge port provided on the upper spherical tank body; the precipitation layer is in the lower spherical tank body and discharged through the lower layer discharge port provided on the lower spherical tank body. The quality of the nano-montmorillonite discharged from the precipitation layer and the colloidal layer is different. The upper layer discharge port and the lower layer discharge port are provided to facilitate the distinction and discharge of different materials. After the required material is discharged, other remaining waste materials continue to be discharged to reduce waiting time.

作为本发明的优选,所述支撑架底部设有滚轮。As a preferred embodiment of the present invention, rollers are provided at the bottom of the support frame.

在实际应用过程中,当该装置需要更换位置时,通过在所述支撑架底部安装所述滚轮,使得操作人员在移动装置时,无需费力搬运,减少操作人员的体力劳动。In actual application, when the device needs to be changed, by installing the rollers at the bottom of the support frame, the operator does not need to carry the device laboriously when moving the device, thereby reducing the operator's physical labor.

作为本发明的优选,所述容器罐的所述上部球形罐体、所述下部球形罐体和所述一级加速道之间可拆卸连接。As a preferred embodiment of the present invention, the upper spherical tank body, the lower spherical tank body and the primary acceleration track of the container tank are detachably connected.

在制备纳米蒙脱石的过程中,单次使用所述容器罐后需对所述容器罐进行清洗,将所述容器罐的所述上部球形罐体、所述下部球形罐体和连接两者的一级加速道之间设置为可拆卸连接,便于每次制备所述纳米蒙脱石后最所述容器罐内部的清洗,在清洗结束后将所述容器罐进行组装即可,节省操作时间,同时减轻操作人员的体力劳动。In the process of preparing nano-montmorillonite, the container tank needs to be cleaned after a single use. The upper spherical tank body, the lower spherical tank body and the primary acceleration track connecting the two are set to be detachably connected, which is convenient for cleaning the inside of the container tank after each preparation of the nano-montmorillonite. After the cleaning is completed, the container tank can be assembled, which saves operation time and reduces the physical labor of the operator.

综上所述,本发明具有如下有益效果:In summary, the present invention has the following beneficial effects:

1、通过在支撑架底部安装滚轮,使得操作人员在移动装置时,无需费力搬运,减少操作人员的体力劳动。1. By installing rollers at the bottom of the support frame, operators do not need to carry the device laboriously when moving it, thus reducing the operator's physical labor.

2、通过在上部球型罐体连接的通口处设置容器盖,避免所述悬浮液和外部空气或自然物质接触,避免所述纳米蒙脱石在制备过程中被污染或产生氧化,提升所述纳米蒙脱石的质量。2. By providing a container cover at the opening connected to the upper spherical tank body, the suspension is prevented from contacting with external air or natural substances, and the nano-montmorillonite is prevented from being contaminated or oxidized during the preparation process, thereby improving the quality of the nano-montmorillonite.

3、通过设置上层出料口和下层出料口,便于区分排出不同料体,加快出料速度,减少等待时间。3. By setting the upper and lower discharge ports, it is easy to distinguish and discharge different materials, speed up the discharge speed and reduce waiting time.

4、将容器罐的上部球形罐体、下部球形罐体和连接两者的一级加速道之间设置为可拆卸连接,便于对容器罐进行清洗,节省操作时间,减操作人员的体力劳动。4. The upper spherical tank body, the lower spherical tank body and the primary acceleration track connecting the two are arranged to be detachably connected, so as to facilitate the cleaning of the container tank, save operation time and reduce the physical labor of the operator.

附图说明BRIEF DESCRIPTION OF THE DRAWINGS

图1是实施例1的示意图。FIG. 1 is a schematic diagram of Example 1.

图中:1、搅拌装置,2、碎石装置,3、出料装置,4、容器罐,41、上部球形罐体,42、下部球形罐体,43、底座,5、支撑架,51、支撑杆,52、底板,6、滚轮。In the figure: 1. stirring device, 2. stone crushing device, 3. discharging device, 4. container tank, 41. upper spherical tank body, 42. lower spherical tank body, 43. base, 5. support frame, 51. support rod, 52. bottom plate, 6. roller.

具体实施方式Detailed ways

以下结合附图对本发明作进一步详细说明。The present invention is further described in detail below in conjunction with the accompanying drawings.

本具体实施例仅仅是对本发明的解释,其并不是对本发明的限制,本领域技术人员在阅读完本说明书后可以根据需要对本实施例做出没有创造性贡献的修改,但只要在本发明的权利要求范围内都受到专利法的保护。This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. After reading this specification, those skilled in the art can make non-creative modifications to this embodiment as needed, but as long as it is within the scope of the claims of the present invention, it is protected by the patent law.

在实际应用过程中,按照比例将蒙脱石和去离子水放置到所述容器罐4内形成悬浮液,在所述容器罐4内设置所述碎石装置2用于将所述容器罐4内的蒙脱石晶体进行碎石破碎,同时通过所述搅拌装置1对所述容器罐4内的悬浮液进行搅拌,将蒙脱石悬浮液搅拌均匀,防止蒙脱石在自身的重力下沉降,使其在所述碎石装置2的作用下破碎充分。利用所述容器罐4的所述上部球形罐体41和所述下部球形罐体42的弧形内壁增加与所述悬浮液的接触面积。促进所述悬浮液中的蒙脱石分层吸附在所述弧形内壁上,加速所述悬浮液的沉淀分层速度。所述悬浮液中蒙脱石具有一定重量,在进行沉淀过程中,沉降速度较快。利用流体静力学原理,在所述悬浮液的压力和所述蒙脱石的重量作用下,所述蒙脱石在通过所述上部球形罐体41和所述下部球形罐体42之间的连接一级加速道时速度加快。从而增加所述悬浮液分层沉淀的速度,加快所述悬浮液的分层,可以减少制备所述蒙脱石的时间, 蒙脱石在经过破碎后在所述容器罐4中进行沉淀。经沉淀后,悬浮液分为胶体、混浊液和底部沉淀三层。打开设置在所述容器罐4表面的出料装置3控制胶体部分出料,将胶体进行离心烘干后得到纳米蒙脱石。In actual application, montmorillonite and deionized water are placed in the container tank 4 in proportion to form a suspension. The stone crushing device 2 is arranged in the container tank 4 to crush the montmorillonite crystals in the container tank 4. At the same time, the suspension in the container tank 4 is stirred by the stirring device 1 to stir the montmorillonite suspension evenly, to prevent the montmorillonite from settling under its own gravity, so that it can be fully crushed under the action of the stone crushing device 2. The arc-shaped inner wall of the upper spherical tank body 41 and the lower spherical tank body 42 of the container tank 4 is used to increase the contact area with the suspension. The montmorillonite in the suspension is promoted to be layered and adsorbed on the arc-shaped inner wall, and the sedimentation and layering speed of the suspension is accelerated. The montmorillonite in the suspension has a certain weight, and the sedimentation speed is relatively fast during the precipitation process. Using the principle of fluid statics, under the pressure of the suspension and the weight of the montmorillonite, the montmorillonite speeds up when passing through the connecting first-level acceleration track between the upper spherical tank body 41 and the lower spherical tank body 42. Thereby increasing the speed of the suspension layering and precipitation, accelerating the layering of the suspension, and reducing the time for preparing the montmorillonite, the montmorillonite is precipitated in the container tank 4 after being crushed. After precipitation, the suspension is divided into three layers: colloid, turbid liquid and bottom precipitation. The discharging device 3 arranged on the surface of the container tank 4 is opened to control the discharging of the colloid part, and the colloid is centrifugally dried to obtain nano-montmorillonite.

所述蒙脱石的分子结构经由所述去离子水的浸泡,利用所述蒙脱石离子吸附性和水化膨胀的特点,使得所述蒙脱石结构松动。此时经由所述碎石装置2对所述蒙脱石进行破碎和所述搅拌装置1对所述悬浮液进行搅拌,使得所述蒙脱石的结构变小,制备效率提高;所述去离子水和所述蒙脱石反应过程中,不会产生新的物质,后续无需对蒙脱石进行残留化学试剂的剥脱。利用所述容器罐4的弧形内壁对所述蒙脱石的吸附加快所述悬浮液的分层,可以减少制备所述蒙脱石的时间,通过该装置可以大大提升制备纳米蒙脱石的效率以及满足批量生产纳米蒙脱石的需求,并在蒙脱石与去离子水的充分混合下,提升纳米蒙脱石的质量。The molecular structure of the montmorillonite is loosened by soaking in the deionized water and utilizing the characteristics of the ion adsorption and hydration expansion of the montmorillonite. At this time, the montmorillonite is crushed by the stone crushing device 2 and the suspension is stirred by the stirring device 1, so that the structure of the montmorillonite becomes smaller and the preparation efficiency is improved; no new substances are produced during the reaction between the deionized water and the montmorillonite, and there is no need to strip the montmorillonite of residual chemical reagents later. The adsorption of the montmorillonite by the curved inner wall of the container tank 4 accelerates the stratification of the suspension, which can reduce the time for preparing the montmorillonite. The device can greatly improve the efficiency of preparing nano-montmorillonite and meet the needs of mass production of nano-montmorillonite, and improve the quality of nano-montmorillonite when the montmorillonite and deionized water are fully mixed.

通过在所述上部球型罐体41连接的通口处设置所述容器盖,使得所述容器罐4的内部形成密闭空间,在制备所述纳米蒙脱石的过程中,避免所述悬浮液和外部空气或自然物质接触,避免所述纳米蒙脱石在制备过程中被污染或产生氧化,提升所述纳米蒙脱石的质量。By arranging the container cover at the opening connected to the upper spherical tank body 41, a closed space is formed inside the container tank 4. During the preparation of the nano-montmorillonite, the suspension is prevented from contacting with external air or natural substances, and the nano-montmorillonite is prevented from being contaminated or oxidized during the preparation process, thereby improving the quality of the nano-montmorillonite.

所述搅拌装置1和所述碎石装置2通过所述容器盖的通孔进入所述容器罐4的内部。为避免空气通过所述容器盖的通孔进入所述容器罐4内,对所述悬浮液造成污染,在所述容器盖的通孔处设置所述密封垫,使得当所述搅拌装置1和所述碎石装置2穿过所述通孔时,经过所述密封垫隔绝其他物质进入所述容器罐4内部,避免所述悬浮液被污染。The stirring device 1 and the stone crushing device 2 enter the interior of the container tank 4 through the through hole of the container cover. In order to prevent air from entering the container tank 4 through the through hole of the container cover and causing contamination to the suspension, the sealing gasket is arranged at the through hole of the container cover, so that when the stirring device 1 and the stone crushing device 2 pass through the through hole, other substances are isolated from entering the interior of the container tank 4 through the sealing gasket, thereby preventing the suspension from being contaminated.

在实际应用过程中,由于该装置时通过所述上部球形罐体41和所述下部球形罐体42通过所述一级加速道组成。球形易产生晃动和位移,为避免该装置出现不稳定情况,通过在所述下部球形罐体42下连接所述底座43,使得该装置通过所述底座43增大与地面或平台的接触面积,从而增加该装置整体的稳定性,同时利用所述二级加速道连接所述底座43且所述二级加速道的口径小于所述下部球形罐体42和所述底座43口径。利用流体静力学原理,在所述悬浮液的压力和所述蒙脱石的重量作用下,所述蒙脱石在通过所述下部球形罐体42和所述底座43之间的连接二级加速道时速度加快。从而进一步增加所述悬浮液分层沉淀的速度。In actual application, since the device is composed of the upper spherical tank body 41 and the lower spherical tank body 42 through the first-stage acceleration track. The sphere is prone to shaking and displacement. In order to avoid instability of the device, the base 43 is connected under the lower spherical tank body 42, so that the device increases the contact area with the ground or platform through the base 43, thereby increasing the overall stability of the device. At the same time, the base 43 is connected by the second-stage acceleration track, and the caliber of the second-stage acceleration track is smaller than the caliber of the lower spherical tank body 42 and the base 43. Using the principle of fluid statics, under the pressure of the suspension and the weight of the montmorillonite, the montmorillonite speeds up when passing through the second-stage acceleration track connected between the lower spherical tank body 42 and the base 43. Thereby further increasing the speed of the suspension stratification and sedimentation.

在实际使用过程中,由于所述容器罐4设置为可拆卸连接。并且由所述上部球形罐体41和所述下部球形罐体42组成。所以该装置整体的稳定性较低,通过将所述容器罐4放置在所述支撑架5的所述底板52上,并通过所述支撑杆51将所述容器罐4固定在所述支撑杆51上。所述一级加速道的口径小于所述上部球形罐体41的口径和所述下部球形罐体42的口径。且球形具有弧度,不便于固定连接,将所述一级加速道和所述支撑架51连接,在便于固定的同时还避免了与具有弧度的罐体固定连接的步骤。通过所述支撑架5为所述容器罐4提供稳定的支撑力和防护。避免该装置出现不稳定或倾倒情况发生。In actual use, since the container tank 4 is set to be detachably connected. And it is composed of the upper spherical tank body 41 and the lower spherical tank body 42. Therefore, the overall stability of the device is low. By placing the container tank 4 on the bottom plate 52 of the support frame 5, and fixing the container tank 4 on the support rod 51 through the support rod 51. The caliber of the first-level acceleration track is smaller than the caliber of the upper spherical tank body 41 and the caliber of the lower spherical tank body 42. And the sphere has a curvature, which is not convenient for fixed connection. Connecting the first-level acceleration track and the support frame 51 is convenient for fixation and avoids the step of fixed connection with the tank body with a curvature. The support frame 5 provides stable support and protection for the container tank 4. Avoid instability or tipping of the device.

所述悬浮液在经过沉淀后,最上层为胶体层,沉淀在所述上部球形罐体41内,并通过设置在所述上部球型罐体41上的所述上层出料口31排出;沉淀层在所述下部球形罐体42内,并经由所述下部球形罐体42上的所述下层出料口 排出。所述沉淀层和所述胶体层,两层排出的所述纳米蒙脱石的质量不同,通过设置所述上层出料口31和所述下层出料口32便于区分排出不同料体,也可以同时出料。将所需料体排出后,继续排出其他剩余废料,减少等待时间。After the suspension is precipitated, the uppermost layer is a colloidal layer, which is precipitated in the upper spherical tank body 41 and discharged through the upper layer discharge port 31 provided on the upper spherical tank body 41; the sedimentation layer is in the lower spherical tank body 42 and discharged through the lower layer discharge port on the lower spherical tank body 42. The quality of the nano-montmorillonite discharged from the sedimentation layer and the colloidal layer is different. By setting the upper layer discharge port 31 and the lower layer discharge port 32, it is convenient to distinguish and discharge different materials, and the materials can also be discharged at the same time. After the required materials are discharged, other remaining waste materials continue to be discharged to reduce waiting time.

在制备纳米蒙脱石的过程中,单次使用所述容器罐4后需对所述容器罐进行清洗,将所述容器罐4的所述上部球形罐体41、所述下部球形罐体42和连接两者的一级加速道之间设置为可拆卸连接,便于每次制备所述纳米蒙脱石后最所述容器罐4内部的清洗,在清洗结束后将所述容器罐4进行组装即可,节省操作时间,同时减轻操作人员的体力劳动。In the process of preparing nano-montmorillonite, the container tank 4 needs to be cleaned after a single use. The upper spherical tank body 41, the lower spherical tank body 42 and the primary acceleration track connecting the two are set to be detachably connected, which is convenient for cleaning the inside of the container tank 4 after each preparation of the nano-montmorillonite. After the cleaning is completed, the container tank 4 can be assembled, which saves operation time and reduces the physical labor of the operator.

以上仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明的保护范围之内。The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. A device for preparing nano montmorillonite, which comprises a container tank (4), and is characterized by further comprising a stirring device (1), a stone crushing device (2) and a discharging device (3), wherein the stirring device (1) is arranged inside the container tank (4) and is used for stirring a suspension in the container tank (4), and the suspension comprises deionized water and montmorillonite; the lithotripter (2) is arranged inside the container tank (4) and is used for crushing montmorillonite in the suspension liquid; the discharging device (3) is arranged on the outer surface of the container tank (4) and is used for discharging colloid in the suspension; the container tank (4) comprises an upper spherical tank body (41), a lower spherical tank body (42) and a primary acceleration channel connected with the upper spherical tank body and the lower spherical tank body, wherein the caliber of the primary acceleration channel is smaller than the caliber of the upper spherical tank body (41) and the caliber of the lower spherical tank body (42).
2. Device for the preparation of nano-montmorillonite according to claim 1, characterized in that an adapted container lid is provided at the opening connecting with the upper spherical tank (41).
3. A device for preparing nano montmorillonite according to claim 2, characterized in that the container cover is provided with a through hole for the stirring device (1) and the stone breaking device (2) to pass through, and a sealing gasket is arranged at the through hole of the container cover.
4. An apparatus for preparing nano montmorillonite according to claim 1, characterized in that the lower spherical tank (42) is connected to a base (43) by a secondary acceleration channel, the diameter of which is smaller than the diameter of the lower spherical tank (42) and the diameter of the base (43).
5. An apparatus for preparing nano montmorillonite according to claim 4, wherein the container tank (4) is arranged on a supporting frame (5), the supporting frame (5) comprises a supporting rod (51) for fixing the container tank (4) and a bottom plate (52) for placing the container tank (4), and the supporting rod (51) is connected with the primary acceleration channel.
6. A device for preparing nano montmorillonite according to claim 5, characterized in that the discharge device (3) comprises an upper discharge port (31) for discharging a colloid layer and a lower discharge port (32) for discharging a precipitation layer, the upper discharge port (31) being arranged on the upper spherical tank (41) and the lower discharge port being arranged on the lower spherical tank (42).
7. The device for preparing nano montmorillonite according to claim 5, wherein rollers (6) are arranged at the bottom of the supporting frame (5).
8. An apparatus for preparing nano montmorillonite according to claim 6, wherein the upper spherical tank (41), the lower spherical tank (42) and the primary acceleration channel are detachably connected.
CN202410098261.5A 2024-01-24 2024-01-24 A device for preparing nano-montmorillonite Pending CN117945418A (en)

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Publication number Priority date Publication date Assignee Title
CN203065296U (en) * 2013-02-24 2013-07-17 王伟珍 Sewage sedimentation and separation tower
CN107175162A (en) * 2017-05-19 2017-09-19 深圳先进技术研究院 The apparatus and method that a kind of liquid phase stripping method prepares micro Nano material
CN108773987A (en) * 2018-07-11 2018-11-09 刘国玺 A kind of sanitary sewage filtering device
CN110075729A (en) * 2019-04-10 2019-08-02 淮北市中芬矿山机器有限责任公司 A kind of thickener polyacrylamide dynamic material water mixing device
CN113247917A (en) * 2021-04-06 2021-08-13 中国建材检验认证集团咸阳有限公司 Preparation method of modified nano montmorillonite
CN114797189A (en) * 2022-04-25 2022-07-29 甘肃澳邦科技开发有限责任公司 Purification sand removal device of attapulgite

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203065296U (en) * 2013-02-24 2013-07-17 王伟珍 Sewage sedimentation and separation tower
CN107175162A (en) * 2017-05-19 2017-09-19 深圳先进技术研究院 The apparatus and method that a kind of liquid phase stripping method prepares micro Nano material
CN108773987A (en) * 2018-07-11 2018-11-09 刘国玺 A kind of sanitary sewage filtering device
CN110075729A (en) * 2019-04-10 2019-08-02 淮北市中芬矿山机器有限责任公司 A kind of thickener polyacrylamide dynamic material water mixing device
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