CN219315102U

CN219315102U - Novel water electrolysis polar plate

Info

Publication number: CN219315102U
Application number: CN202223305599.9U
Authority: CN
Inventors: 王仕田; 何文雪; 陈彦彬; 刘秀兰
Original assignee: Beijing Tianlan Technology Co ltd
Current assignee: Beijing Tianlan Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-07-07
Anticipated expiration: 2032-12-09

Abstract

The utility model belongs to the field of water electrolysis polar plates, in particular to a novel water electrolysis polar plate, aiming at the problems that the surface of the existing water electrolysis polar plate is smooth, the size of the polar plate is relatively large under the requirement of equal gas production, the size of the polar plate is not in accordance with the requirement of miniaturization of products, and the position of an electrode column is poor and a certain space is required to be occupied when the polar plate is installed in a device.

Description

Novel water electrolysis polar plate

Technical Field

The utility model relates to the technical field of water electrolysis polar plates, in particular to a novel water electrolysis polar plate.

Background

In the electrolysis of water, the direct voltage applied to the cell must be greater than the theoretical decomposition voltage of water in order to overcome the various resistive voltage drops and electrode polarization electromotive forces in the cell. The electrode polarization electromotive force is the sum of the overpotential of the cathode hydrogen precipitation and the overpotential of the anode oxygen discharge, and the overpotential of the hydrogen and the oxygen is reduced along with the larger contact area with the electrolyte or the coarser electrode surface under the condition of the other conditions; namely, under the same energy consumption, the contact area with the electrolyte is increased or the surface roughness of the electrode is increased, so that the gas production efficiency can be improved.

The existing water electrolysis polar plate has flat surface, one side of the polar plate is welded with an electrode column, and the polar plate has the following problems:

1. the surface of the water electrolysis polar plate is smooth, the polar plate has relatively large size under the requirement of the same gas production rate, and the requirement of miniaturization of the product is not met;

2. the electrode column is positioned poorly and requires a certain space to be occupied when installed inside the device.

In order to solve the problems, the utility model provides a novel water electrolysis polar plate.

Disclosure of Invention

The utility model provides a novel water electrolysis polar plate, which solves the defects that the surface of the water electrolysis polar plate is smooth, the polar plate is relatively large in size under the same gas production requirement, the product miniaturization requirement is not met, the position of an electrode column is poor, and a certain space is required to be occupied when the electrode column is arranged in a device in the prior art.

The utility model provides the following technical scheme:

a novel water electrolysis plate comprising:

the electrode plate comprises an electrode plate main body, wherein a plurality of protruding blocks formed by stamping are arranged on the surface of the electrode plate main body, a square mounting groove is formed in one corner of the electrode plate main body, one side of the mounting groove is fixedly connected with an electrode column, a plurality of penetrating assembly holes are formed in the upper surface of the electrode plate main body, and the assembly holes are distributed around the center of the electrode plate main body at equal intervals.

In one possible design, the outer circumferential wall of the electrode column is provided with an external thread, one side of the electrode column is provided with a circular groove, the circular groove is internally provided with an internal thread, and the outer circumferential wall of the electrode column is provided with two through mounting holes.

In one possible design, the two sides of the plurality of assembly holes are provided with communicated through grooves.

In one possible design, a plurality of the bumps are all circular.

In one possible design, a plurality of the bumps are each square.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

According to the utility model, through the arrangement of the protruding blocks and the through grooves, the contact area of the polar plates and the electrolyte can be increased by the protruding blocks and the through grooves, the size of the polar plates can be reduced under the requirement of the same gas yield, the existing problems are solved, the input materials are reduced, and the production cost is saved;

according to the utility model, through the arrangement of the mounting groove and the electrode column, the space occupied by the electrode column can be reduced by arranging the electrode column in the mounting groove, and the external thread, the internal thread and the mounting hole can be convenient for people to connect in various modes, so that people can select according to the joint condition of the power line, and convenience is provided for mounting the power line;

according to the utility model, the size of the polar plate and the input materials are reduced, so that the polar plate is miniaturized, the production cost is saved, the space occupied by installation can be reduced, and the installation of the power line by people is facilitated.

Drawings

FIG. 1 is a schematic three-dimensional structure of a novel water electrolysis plate according to an embodiment of the present utility model;

FIG. 2 is a schematic cross-sectional view of a novel water electrolysis plate according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an electrode column structure of a novel water electrolysis electrode plate according to an embodiment of the present utility model;

fig. 4 is a schematic three-dimensional structure of another embodiment of a novel water electrolysis plate according to an embodiment of the present utility model.

Reference numerals:

1. a plate body; 101. a bump; 102. a mounting groove; 103. a fitting hole; 104. a through groove; 2. an electrode column; 201. an external thread; 202. a circular groove; 203. an internal thread; 204. and (5) mounting holes.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.

In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1 and 2, a novel water electrolysis pole plate comprises a pole plate main body 1, wherein a plurality of protruding blocks 101 formed by stamping are arranged on the surface of the pole plate main body 1, a square mounting groove 102 is formed in one corner of the pole plate main body 1, one side of the mounting groove 102 is fixedly connected with an electrode column 2, a plurality of penetrating assembly holes 103 are formed in the upper surface of the pole plate main body 1, and the plurality of assembly holes 103 are distributed around the center of the pole plate main body 1 at equal intervals.

In the above technical scheme, the contact area between the polar plate and the electrolyte can be increased by the bump 101, the size of the polar plate can be reduced under the requirement of the same gas production, the space required by the installation can be reduced by the arrangement of the electrode column 2 in the installation groove 102, and the installation of the polar plate can be facilitated by the assembly holes 103.

Example two

Referring to fig. 1-3, an external thread 201 is provided on the circumferential outer wall of the electrode column 2, a circular groove 202 is provided on one side of the electrode column 2, an internal thread 203 is provided in the circular groove 202, and two through mounting holes 204 are provided on the circumferential outer wall of the electrode column 2.

In the above technical scheme, when installing the power cord, people can select suitable mode according to the condition of power cord joint and connect, can utilize external screw thread 201 to connect, can utilize internal screw thread 203 to connect, can utilize mounting hole 204 to bind, can also be between the centre gripping at the surface of electrode post 2 to when the centre gripping, external screw thread 201 can improve the stability of centre gripping.

Referring to fig. 1 and 2, both sides of the plurality of fitting holes 103 are provided with communicating through grooves 104.

In the above technical solution, the through groove 104 is formed, so that the contact area between the polar plate and the electrolyte can be increased, and the flexibility of the polar plate during installation can be improved.

Referring to fig. 1 and 2, the plurality of bumps 101 are each circular.

In the above technical solution, compared with a flat surface, the convex portion of the upper surface and the concave portion of the bottom of the bump 101 can be used to increase the contact area with the electrolyte, so as to reduce the size of the electrode plate.

Referring to fig. 4, the plurality of bumps 101 are each square.

In the above technical solution, the round shape and the square shape are common stamping shapes, and further, the shape of the bump 101 may be replaced by a polygonal shape or other regular shapes, so that the same effect can be achieved.

The working principle and the using flow of the technical scheme are as follows: when carrying out electrolytic reaction, lug 101 has increased the area of contact of polar plate and electrolyte, and then has reduced the size of polar plate under the requirement of equal air output, and during the installation, utilize the bolt to pass mounting hole 103, then install the polar plate in corresponding position, when connecting the power cord, select the connected mode according to the shape of power cord joint: the first is connected by external threads 201, the second is connected by internal threads 203, the third is bound through a mounting hole 204, and the fourth is directly clamped by an alligator clip.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A novel water electrolysis polar plate, characterized in that, include:

the electrode plate comprises an electrode plate main body (1), wherein a plurality of protruding blocks (101) formed by stamping are arranged on the surface of the electrode plate main body (1), square mounting grooves (102) are formed in one corner of the electrode plate main body (1), one side of each mounting groove (102) is fixedly connected with an electrode column (2), a plurality of penetrating assembly holes (103) are formed in the upper surface of the electrode plate main body (1), and the assembly holes (103) are distributed around the center of the electrode plate main body (1) at equal distances.

2. The novel water electrolysis pole plate according to claim 1, wherein the outer circumferential wall of the electrode column (2) is provided with an external thread (201), one side of the electrode column (2) is provided with a circular groove (202), the circular groove (202) is internally provided with an internal thread (203), and the outer circumferential wall of the electrode column (2) is provided with two penetrating mounting holes (204).

3. The novel water electrolysis pole plate according to claim 1, wherein the two sides of the plurality of assembly holes (103) are provided with communicated through grooves (104).

4. A novel water electrolysis plate according to any of claims 1 to 3, wherein the plurality of projections (101) are all circular.

5. A novel water electrolysis plate according to any of claims 1 to 3, wherein the plurality of projections (101) are square.