CN104677961B - A kind of three-electrode system position adjustable elastic clamping device - Google Patents
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- 238000009434 installation Methods 0.000 claims abstract description 14
- -1 polyethylene Polymers 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 229920006351 engineering plastic Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 9
- 238000002848 electrochemical method Methods 0.000 abstract description 6
- 238000011161 development Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000003252 repetitive effect Effects 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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Abstract
一种三电极体系位置可调弹性夹紧装置，属于电化学测量设备技术领域，在三电极安装盘的圆心周围均布有三个贯穿安装盘的长形安装孔，三个长形安装孔的向心端相互连通，在参比电极、工作电极和辅助电极的外表面均套有安装衬垫组件，安装衬垫组件由衬垫和设置在衬垫外表面的衬垫支承板连接构成，衬垫支承板的外表面被弹性固定夹紧在长形安装孔中。本发明利用安装衬垫组件来实现对电极的夹持，利用半圆中心到三电极安装盘中心的中心距来调节电极与电极之间的距离，结构简单、原理清晰、便于实现，减少了实验过程中因取放电极带来的重复性操作，提高了三电极体系测量的精度和速度，推动了电化学测量技术的发展。
A three-electrode system position-adjustable elastic clamping device belongs to the technical field of electrochemical measurement equipment. There are three elongated mounting holes running through the mounting plate evenly distributed around the center of the three-electrode mounting plate, and the direction of the three elongated mounting holes is The core ends are connected to each other, and the outer surfaces of the reference electrode, the working electrode and the auxiliary electrode are covered with an installation gasket assembly. The installation gasket assembly is composed of a gasket and a gasket support plate arranged on the outer surface of the gasket. The outer surface of the support plate is elastically fixedly clamped in the elongated mounting hole. The invention utilizes the mounting pad assembly to realize the clamping of the electrodes, and utilizes the center distance from the center of the semicircle to the center of the three-electrode mounting plate to adjust the distance between the electrodes. The structure is simple, the principle is clear, and it is easy to realize, reducing the experimental process Due to the repetitive operation brought by taking and releasing electrodes, the accuracy and speed of the three-electrode system measurement are improved, and the development of electrochemical measurement technology is promoted.
Description
技术领域technical field
本发明属于电化学测量设备技术领域，涉及一种电极调节和夹紧的装置，具体地说是涉及一种三电极体系位置可调弹性夹紧装置。The invention belongs to the technical field of electrochemical measuring equipment, and relates to a device for adjusting and clamping electrodes, in particular to a position-adjustable elastic clamping device for a three-electrode system.
背景技术Background technique
在电化学测量中，常采用三电极体系测量对工作电位进行精确控制，通常使用的三电极电解池种类有密封电解池、普通三电极电解池和超级密封电解池；其共同特点是：(1)采用聚四氟乙烯（聚乙烯、有机玻璃）等作槽体，使用聚四氟乙烯盖或橡胶盖；(2)在聚四氟乙烯盖或橡胶盖上设置安装参比电极、工作电极和辅助电极的安装孔，且该安装孔径是相对于特定的电极设计的不易改变；(3)工作电极和辅助电极的相互位置不可调整。In electrochemical measurement, three-electrode system measurement is often used to precisely control the working potential. The types of three-electrode electrolytic cells commonly used include sealed electrolytic cells, ordinary three-electrode electrolytic cells and super sealed electrolytic cells; their common characteristics are: (1 ) use polytetrafluoroethylene (polyethylene, plexiglass) as the tank body, and use polytetrafluoroethylene cover or rubber cover; (2) set and install reference electrode, working electrode and The installation hole of the auxiliary electrode, and the installation aperture is not easy to change relative to the specific electrode design; (3) The mutual position of the working electrode and the auxiliary electrode cannot be adjusted.
在实验过程中，由于每次取放电极都将改变三个电极之间的距离或相对位置，增加了重复的步骤，影响了实验的精确性；此外，一旦实验采用的电极种类需要更换或需要使参比电极尽量靠近工作电极表面时，现有的三电极电解池就不能满足新的实验方案要求，此时，就需要另行购买能安装不同种类电极的聚四氟乙烯盖或橡胶盖，以适应新的实验方案对“测量要保证足够的精度和足够快的测量速度”的要求。因此亟需设计出一种结构简单，操作方便的电极夹紧、电极位置可调节装置，对推动电化学测量的发展具有十分重要的意义。During the experiment, since the distance or relative position between the three electrodes will be changed every time the electrodes are taken and placed, repeated steps are added, which affects the accuracy of the experiment; in addition, once the type of electrodes used in the experiment needs to be replaced or needs to be When the reference electrode is made as close as possible to the surface of the working electrode, the existing three-electrode electrolytic cell cannot meet the requirements of the new experimental plan. Adapt to the requirements of the new experimental program for "measurement must ensure sufficient accuracy and fast enough measurement speed". Therefore, it is urgent to design an electrode clamping and electrode position adjustable device with simple structure and convenient operation, which is of great significance to promote the development of electrochemical measurement.
发明内容Contents of the invention
本发明的目的是针对目前三电极体系测量中电极位置不可调节，每次取放电极都将增加调节电极距离等重复的操作步骤，影响测量的精度；另外，一旦采用的电极种类需要更换或需要使参比电极尽量靠近工作电极表面时，需要另行采用能安装不同种类电极的聚四氟乙烯盖或橡胶盖来满足新的实验方案要求，不能满足测量精度和测量速度，阻碍了电化学测量技术的发展的问题，提出了一种三电极体系位置可调弹性夹紧装置。The purpose of the present invention is to solve the current three-electrode system measurement in which the position of the electrodes cannot be adjusted, and each time the electrodes are taken and released, repeated operation steps such as adjusting the electrode distance will be added, which will affect the accuracy of the measurement; in addition, once the type of electrode used needs to be replaced or needs to be When making the reference electrode as close as possible to the surface of the working electrode, it is necessary to use a polytetrafluoroethylene cover or a rubber cover that can install different types of electrodes to meet the requirements of the new experimental program, which cannot meet the measurement accuracy and measurement speed, which hinders the electrochemical measurement technology. For the development of the problem, a three-electrode system position-adjustable elastic clamping device is proposed.
本发明的技术方案是：一种三电极体系位置可调弹性夹紧装置，包括参比电极、工作电极、辅助电极和三电极安装盘，其特征在于：所述三电极安装盘为带有锥度的圆形安装盘，在所述三电极安装盘的圆心周围均布有三个贯穿安装盘的长形安装孔，所述三个长形安装孔的向心端相互连通，在所述参比电极、工作电极和辅助电极的外表面均套有安装衬垫组件，所述安装衬垫组件由衬垫和设置在衬垫外表面的衬垫支承板连接构成，所述衬垫支承板的外表面被弹性固定在所述的长形安装孔中。The technical solution of the present invention is: a three-electrode system position adjustable elastic clamping device, including a reference electrode, a working electrode, an auxiliary electrode and a three-electrode mounting plate, characterized in that: the three-electrode mounting plate is tapered There are three elongated mounting holes penetrating the mounting plate evenly distributed around the center of the three-electrode mounting plate, and the centripetal ends of the three elongated mounting holes communicate with each other. 1. The outer surfaces of the working electrode and the auxiliary electrode are all covered with an installation gasket assembly, and the installation gasket assembly is composed of a gasket connected to a gasket support plate arranged on the outer surface of the gasket, and the outer surface of the gasket support plate It is elastically fixed in the elongated mounting hole.
所述三电极安装盘是经工程塑料制成的锥度为1:10圆形安装盘，三电极安装盘的上表面直径大于其下表面直径。The three-electrode mounting plate is a circular mounting plate with a taper of 1:10 made of engineering plastics, and the diameter of the upper surface of the three-electrode mounting plate is larger than the diameter of the lower surface.
所述长形安装孔为头部带半圆的长形通孔，半圆中心到三电极安装盘中心的距离大于半圆直径。The elongated mounting hole is an elongated through hole with a semicircle at the head, and the distance from the center of the semicircle to the center of the three-electrode mounting disc is greater than the diameter of the semicircle.
所述衬垫是由聚乙烯材质制成的开口式套筒状结构。The liner is an open sleeve structure made of polyethylene material.
所述衬垫支承板由厚度为0.1mm的弹簧钢带制成的开口式套筒状结构。The pad support plate is an open sleeve-like structure made of a spring steel strip with a thickness of 0.1 mm.
所述衬垫与所述衬垫支承板通过胶接方式进行连接。The pad is connected to the pad support plate by means of adhesive bonding.
本发明的有益效果为：本发明提供的一种三电极体系位置可调弹性夹紧装置，利用安装衬垫组件来实现对电极的夹持，利用半圆中心到三电极安装盘中心的中心距来调节电极与电极之间的距离，结构简单、原理清晰、便于实现，减少了实验过程中因取放电极带来的重复性操作，提高了三电极体系测量的精度和速度，推动了电化学测量技术的发展。The beneficial effects of the present invention are: the position-adjustable elastic clamping device of a three-electrode system provided by the present invention uses the mounting pad assembly to realize the clamping of the electrodes, and utilizes the center distance from the center of the semicircle to the center of the three-electrode mounting disc to Adjust the distance between the electrodes, the structure is simple, the principle is clear, and it is easy to realize, which reduces the repetitive operation caused by taking and placing electrodes during the experiment, improves the accuracy and speed of the three-electrode system measurement, and promotes electrochemical measurement. technology development.
附图说明Description of drawings
图1为本发明的结构示意俯视图。Fig. 1 is a schematic top view of the structure of the present invention.
图2为本发明的结构示意剖视图。Fig. 2 is a schematic sectional view of the structure of the present invention.
图3为本发明中三电极安装盘的结构示意图。Fig. 3 is a schematic structural diagram of a three-electrode mounting plate in the present invention.
图中：参比电极1、工作电极2、安装衬垫组件3、衬垫3-1、衬垫支承板3-2、三电极安装盘4、辅助电极5、长形安装孔6、安装盘上表面7、安装盘下表面8。In the figure: reference electrode 1, working electrode 2, mounting gasket assembly 3, gasket 3-1, gasket support plate 3-2, three-electrode mounting plate 4, auxiliary electrode 5, elongated mounting hole 6, mounting plate The upper surface 7, the lower surface 8 of the mounting plate.
具体实施方式detailed description
下面结合附图对本发明作进一步说明：The present invention will be further described below in conjunction with accompanying drawing:
如图1-3所示，一种三电极体系位置可调弹性夹紧装置，一包括参比电极1、工作电极2、辅助电极5和三电极安装盘4，三电极安装盘4为带有锥度的圆形安装盘，在三电极安装盘4的圆心周围均布有三个贯穿安装盘的长形安装孔6，三个长形安装孔6的向心端彼此相连，在参比电极1、工作电极2和辅助电极5的外表面均套有安装衬垫组件3，安装衬垫组件3由衬垫3-1与衬垫外表面的衬垫支承板3-2连接构成，衬垫支承板3-2的外表面被弹性固定夹紧在所述的长形安装孔6中。As shown in Figure 1-3, a three-electrode system position-adjustable elastic clamping device includes a reference electrode 1, a working electrode 2, an auxiliary electrode 5 and a three-electrode mounting plate 4, and the three-electrode mounting plate 4 is equipped with The tapered circular mounting plate has three elongated mounting holes 6 running through the mounting plate evenly distributed around the center of the three-electrode mounting plate 4, and the centripetal ends of the three elongated mounting holes 6 are connected to each other. The outer surfaces of the working electrode 2 and the auxiliary electrode 5 are both covered with an installation gasket assembly 3, and the installation gasket assembly 3 is composed of a gasket 3-1 connected to a gasket support plate 3-2 on the outer surface of the gasket, and the gasket support plate The outer surface of 3-2 is elastically fixed and clamped in the elongated mounting hole 6 .
如图1-3所示，一种三电极体系位置可调弹性夹紧装置，三电极安装盘4是经工程塑料制成的带有1:10锥度的圆形安装盘，圆形安装盘的上表面直径大于下表面直径，在三电极安装盘4上均匀分布(圆心连线互成120°夹角)三个贯穿安装盘的长形安装孔6，长形安装孔6为头部带半圆的长形通孔，半圆中心到三电极安装盘中心的距离大于半圆直径；安装衬垫组件3是由衬垫3-1和支承板3-2胶接构成，衬垫3-1是由聚乙烯材质制成的开口式套筒状结构，支承板3-2是厚度为0.1mm的弹簧钢带制成的开口式套筒状结构；衬垫3-1的内表面与参比电极1、工作电极2以及辅助电极5的外表面相接触，衬垫支承板3-2的外表面被弹性固定夹紧在长形安装孔6中。As shown in Figure 1-3, a three-electrode system position adjustable elastic clamping device, the three-electrode mounting plate 4 is a circular mounting plate with a taper of 1:10 made of engineering plastics, the circular mounting plate The diameter of the upper surface is larger than the diameter of the lower surface, and it is evenly distributed on the three-electrode mounting plate 4 (the lines connecting the circle centers form an angle of 120°) three elongated mounting holes 6 that run through the mounting plate, and the elongated mounting holes 6 are semicircular on the head The elongated through hole, the distance from the center of the semicircle to the center of the three-electrode mounting plate is greater than the diameter of the semicircle; the installation liner assembly 3 is composed of a liner 3-1 and a support plate 3-2 glued together, and the liner 3-1 is made of poly An open sleeve structure made of vinyl material, the support plate 3-2 is an open sleeve structure made of a spring steel strip with a thickness of 0.1 mm; the inner surface of the gasket 3-1 is in contact with the reference electrode 1, The outer surfaces of the working electrode 2 and the auxiliary electrode 5 are in contact, and the outer surface of the gasket support plate 3 - 2 is elastically fixed and clamped in the elongated mounting hole 6 .
如图1所示，一种三电极体系位置可调弹性夹紧装置的操作方法如下：利用三电极安装盘4带有的斜度将三电极安装盘安装在相应的电解杯端口，为电解实验做好准备，将三电极安装衬垫组件3缠裹在参比电极1、工作电极2以及辅助电极5的适当位置，分别用手夹紧缠裹有三电极安装衬垫组件3的电极，确定三电极体系中工作电极2、参比电极1与辅助电极5之间的相对位置，以使参比电极1尽量靠近工作电极2表面；从三电极安装盘4的上部插入三电极安装盘4的长形安装孔6内，在径向和高度方向上比较合适的位置，松开手的夹紧；如果实验电极类型发生变化，则更换三电极安装衬垫组件3即可满足电极的定位与夹紧，这样，三电极体系的相对位置就予以固定了。As shown in Figure 1, the operation method of a three-electrode system position-adjustable elastic clamping device is as follows: use the slope of the three-electrode mounting plate 4 to install the three-electrode mounting plate on the corresponding electrolytic cup port, for the electrolysis experiment Get ready, wrap the three-electrode installation gasket assembly 3 on the appropriate positions of the reference electrode 1, the working electrode 2 and the auxiliary electrode 5, respectively clamp the electrodes wrapped with the three-electrode installation gasket assembly 3 by hand, and determine the three-electrode installation gasket assembly 3 The relative position between the working electrode 2, the reference electrode 1 and the auxiliary electrode 5 in the electrode system, so that the reference electrode 1 is as close as possible to the surface of the working electrode 2; In the mounting hole 6, loosen the clamping hand at a suitable position in the radial direction and height direction; if the type of the experimental electrode changes, replace the three-electrode mounting pad assembly 3 to meet the positioning and clamping of the electrode , so that the relative position of the three-electrode system is fixed.
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| CN108802128B (en) * | 2018-05-08 | 2020-07-07 | 佛山科学技术学院 | A high-precision electrochemical sensor for easy pumping |
| CN110186967B (en) * | 2019-05-17 | 2021-06-18 | 超威电源集团有限公司 | Three-electrode detection device |
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| CN1402837A (en) * | 1999-11-30 | 2003-03-12 | 康宁股份有限公司 | Poled electro-optic device and method |
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| JP2989524B2 (en) * | 1995-09-05 | 1999-12-13 | 株式会社東京カソード研究所 | Cathode support |
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| JP5415297B2 (en) * | 2009-01-08 | 2014-02-12 | 株式会社Ｓｕｍｃｏ | Quartz glass crucible manufacturing equipment |
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| CN1402837A (en) * | 1999-11-30 | 2003-03-12 | 康宁股份有限公司 | Poled electro-optic device and method |
| CN101882647A (en) * | 2010-06-11 | 2010-11-10 | 深圳市创益科技发展有限公司 | A movable fixture for silicon-based thin-film solar cells |
| CN203732492U (en) * | 2014-02-18 | 2014-07-23 | 广西电网公司电力科学研究院 | Working electrode angle fixing device |
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Effective date of registration: 20200923 Address after: 221000 No.56, paoche street, Pizhou City, Xuzhou City, Jiangsu Province Patentee after: Pizhou Jingpeng Venture Capital Co., Ltd Address before: 225127 No. 199 Yang Yang Xi Road, Hanjiang District, Jiangsu, Yangzhou Patentee before: YANGZHOU POLYTECHNIC INSTITUTE |