Electrode clamp device

Abstract

The utility model discloses an electrode clamp device, which comprises a first end plate assembly and a second end plate assembly, wherein the first end plate assembly and the second end plate assembly have the same structure and are oppositely arranged to clamp an electrode slice; the first end plate assembly comprises a first end plate, a boss is arranged on the inner side of the first end plate, the inner side part of the boss is concaved inwards to form an alkali liquor tank, and a plurality of supporting columns with circular-arc-shaped circumferential faces are vertically arranged in the alkali liquor tank. A plurality of alkali liquor pipe joints which are communicated with the alkali liquor tank and are used for being communicated with the liquor inlet pipe or the liquor outlet pipe are arranged on the outer side of the first end plate. When the device is used, the problem that in the prior art, when an electrolysis clamp is used, gas generated in the electrolysis clamp is inconvenient to diffuse and discharge, and therefore the electrolysis efficiency is affected is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of hydrogen production by electrolyzing water, and in particular to an electrode clamp device. Background Art

[0002] As a secondary energy carrier, hydrogen energy has received extensive attention and is a hot research field. With the transition to low-carbon energy, hydrogen energy will surely become the main energy carrier in the future. The status of hydrogen energy preparation technology in energy transformation will reach an unprecedented height. How to achieve high-efficiency hydrogen energy preparation has become an important research topic. Hydrogen energy preparation equipment will revolve around new materials, new processes and new methods. Among them, the research on the performance of hydrogen production equipment has become an important part of the hydrogen production industry.

[0003] A clamp is needed to hold the cathode, diaphragm and anode to form an electrolytic cell. By injecting electrolyte and energizing the clamp, hydrogen and oxygen are generated at the hydrogen evolution electrode and oxygen evolution electrode respectively.

[0004] However, in the prior art, during the process of producing hydrogen by electrolyzing water, the generated gas is not easy to diffuse and discharge, thereby affecting the electrolysis efficiency.

[0005] Therefore, it is an urgent problem to be solved by the utility model to provide an electrode clamp device which can ensure good contact between the clamp and the electrode, maintain good circulation of the alkali solution, facilitate the diffusion and discharge of the gas, maintain sufficient contact between the alkali solution and the electrode, and thus improve the electrolysis efficiency during use. Utility Model Content

[0006] In view of the above technical problems, the purpose of the utility model is to overcome the problem in the prior art that the gas generated inside the electrolytic clamp is not easy to diffuse and discharge when in use, thus affecting the electrolysis efficiency, thereby providing an electrode clamp device which can ensure that the clamp maintains good contact with the electrode during use, maintain good circulation of the alkali solution, facilitate the diffusion and discharge of the gas, maintain sufficient contact between the alkali solution and the electrode, thereby improving the electrolysis efficiency.

[0007] In order to achieve the above-mentioned purpose, the utility model provides an electrode clamp device, which includes: a first end plate and a second end plate with the same structure and relatively arranged to clamp the electrode sheet; a boss is arranged on the inner side of the first end plate, and the inner part of the boss is recessed inward to form an alkali liquid tank, and a plurality of support columns with arc-shaped circumferences are vertically arranged in the alkali liquid tank, and a plurality of alkali liquid pipe joints for connecting the liquid inlet pipe or the liquid outlet pipe and connected to the alkali liquid tank are arranged on the outer side of the first end plate.

[0008] Preferably, the support column is in one of the shapes of a cylinder, a cone and a truncated cone.

[0009] Preferably, the inner wall of the alkali solution tank is arc-shaped.

[0010] Preferably, a plurality of support columns are evenly distributed in the alkali solution tank.

[0011] Preferably, a plurality of exhaust holes communicating with the alkali solution tank are arranged on the outer side of the boss.

[0012] Preferably, a power connector is also provided on the outer side of the first end plate.

[0013] According to the above technical scheme, the beneficial effect of the electrode clamp device provided by the utility model when in use is as follows: the electrode sheet between the two is clamped and fixed by the first end plate and the second end plate, at which time the support columns on the two end plates are against the electrode sheets, the electrolyte in the electrolytic cell is injected into the alkaline solution tank by means of the liquid inlet pipe, and the electrolyte after electrolysis is discharged through the liquid outlet pipe. The two end plates are connected to a power source to energize the electrode sheets, thereby performing electrolysis operations. During the electrolysis process, gases such as hydrogen and oxygen are generated. In the present application, the support column is improved and optimized. On the one hand, it can ensure that it has good low internal resistance contact with the electrode sheet, and on the other hand, its circumferential surface is in an arc shape, so that the generated gas is easier to flow and be discharged, thereby achieving better electrode electrolysis performance.

[0014] Other features and advantages of the utility model will be described in detail in the subsequent specific implementation mode; and the parts not involved in the utility model are the same as the prior art or can be implemented by using the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0016] Figure 1 It is a structural schematic diagram of an electrode fixture device provided in a preferred embodiment of the utility model;

[0017] Figure 2 It is a structural schematic diagram of a first end plate assembly provided in a preferred embodiment of the utility model;

[0018] Figure 3 yes Figure 2 The enlarged view of point A in the middle;

[0019] Figure 4 is a top view of a first end plate assembly provided in a preferred embodiment of the utility model;

[0020] Figure 5This is a schematic diagram of the structure of the support column provided in a preferred embodiment of the utility model. Figure 1 ;

[0021] Figure 6 This is a schematic diagram of the structure of the support column provided in a preferred embodiment of the utility model. Figure 2 ;

[0022] Figure 7 This is a schematic diagram of the structure of the support column provided in a preferred embodiment of the utility model. Figure 3 .

[0023] Description of Reference Numerals

[0024] 1First end plate assembly 2Second end plate assembly

[0025] 3 Electrode sheet 101 first end plate

[0026] 102 boss 103 alkali solution pipe joint

[0027] 104 exhaust hole 105 support column

[0028] 106 lye tank 107 power connector DETAILED DESCRIPTION

[0029] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0030] In the present utility model, unless otherwise stated, directional words such as "upper, lower, inside, outside" contained in a term merely represent the orientation of the term in normal use, or are common names understood by those skilled in the art, and should not be regarded as limitations on the term.

[0031] like Figure 1-4 As shown, the utility model provides an electrode clamp device, which includes: a first end plate assembly 1 and a second end plate assembly 2 with the same structure and relatively arranged to clamp the electrode sheet 3; the first end plate assembly 1 includes: a first end plate 101, a boss 102 is arranged on the inner side of the first end plate 101, the inner side of the boss 102 is recessed inward to form an alkali liquid tank 106, a plurality of support columns 105 with arc-shaped circumferences are vertically arranged in the alkali liquid tank 106, and a plurality of alkali liquid pipe joints 103 connected to the alkali liquid tank 106 and used for connecting the liquid inlet pipe or the liquid outlet pipe are arranged on the outer side of the first end plate 101.

[0032] In the above scheme, when the electrode clamp device is in use, the electrode sheet 3 between the two is clamped and fixed by the first end plate 1 and the second end plate 2. At this time, the support columns 105 on the two end plates are against the electrode sheet 3, and the electrolyte in the electrolytic cell is injected into the alkaline solution tank 106 through the liquid inlet pipe, and the electrolyte after electrolysis is discharged through the liquid outlet pipe. The two end plates are connected to a power source to energize the electrode sheets to perform electrolysis operations. During the electrolysis process, gases such as hydrogen and oxygen are generated. In the present application, the support column 105 is improved and optimized. On the one hand, it can ensure that it has good low internal resistance contact with the electrode sheet. On the other hand, its circumferential surface is arc-shaped, so that the generated gas is easier to flow and discharge, thereby achieving better electrode electrolysis performance.

[0033] like Figure 5-7 As shown, in a preferred embodiment of the present invention, the support column 105 is in one of the shapes of a cylinder, a cone and a truncated cone.

[0034] In the above scheme, the shape of the support column 105 can be one of the above three types. Taking the cylindrical shape as an example, one end of the support column 105 is fixed on the boss, and the other end is against the electrode sheet, and its side surface is arc-shaped, so that the generated gas is easier to flow, so as to achieve the effect of easy discharge.

[0035] In a preferred embodiment of the present invention, the inner wall of the alkali solution tank 106 is arc-shaped.

[0036] In the above scheme, the structure of the alkali solution tank 106 is also optimized, that is, the alkali solution tank 106 is designed to have an arc-shaped edge, which is also conducive to the flow and discharge of gas to achieve better electrode electrolysis performance.

[0037] like Figure 1 and Figure 3 As shown, in a preferred embodiment of the present invention, a plurality of support columns 105 are evenly distributed in the alkali solution tank 106 .

[0038] In the above scheme, the structure can ensure good low internal resistance contact with the electrode sheet, and can ensure the stability of the electrode sheet after being clamped and fixed.

[0039] In a preferred embodiment of the present invention, a plurality of exhaust holes 104 communicating with the alkali solution tank 106 are disposed on the outer side of the boss 102 .

[0040] In a preferred embodiment of the present invention, a power connector 107 is further provided on the outer side of the first end plate 101 to facilitate powering the first end plate 101 to perform an electrolytic hydrogen production operation.

[0041] In summary, when in use, the electrode clamp device provided by the utility model can not only ensure that the clamp maintains good contact with the electrode, but also maintain good circulation of the alkali solution, and can also facilitate the diffusion and discharge of gas, maintain sufficient contact between the alkali solution and the electrode, thereby improving the electrolysis efficiency.

[0042] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0043] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0044] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. An electrode fixture device, the device include: A first end plate assembly (1) and a second end plate assembly (2) having the same structure and arranged relative to each other to clamp an electrode sheet (3); characterized in that the first end plate assembly (1) comprises: a first end plate (101), a boss (102) is arranged on the inner side of the first end plate (101), the inner side portion of the boss (102) is recessed inward to form an alkali liquid tank (106), a plurality of support columns (105) with arc-shaped circumferences are vertically arranged in the alkali liquid tank (106), and a plurality of alkali liquid pipe joints (103) connected to the alkali liquid tank (106) and used for connecting a liquid inlet pipe or a liquid outlet pipe are arranged on the outer side of the first end plate (101).

2. The electrode holder device according to claim 1, It is characterized in that The support column (105) is in one of the following shapes: cylindrical, conical and truncated cone.

3. The electrode fixture device according to claim 1 or 2, It is characterized in that The inner wall of the alkali solution tank (106) is in an arc shape.

4. The electrode fixture device according to claim 1, It is characterized in that A plurality of support columns (105) are evenly distributed in the alkali solution tank (106).

5. The electrode fixture device according to claim 1, It is characterized in that A plurality of exhaust holes (104) communicating with the alkali liquid tank (106) are arranged on the outer side of the boss (102).

6. The electrode holder device according to claim 1, It is characterized in that A power connector (107) is also provided on the outer side of the first end plate (101).

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