Cathode spring piece of ionic membrane electrolytic cell

Abstract

The utility model relates to the technical field of ionic membrane electrolysis, and discloses an ionic membrane electrolyzer cathode spring piece which comprises a supporting frame, the outer walls of two connecting plates are movably sleeved with brackets, the interiors of the two connecting plates are in threaded connection with two mounting bolts, a connecting frame is fixedly mounted in the supporting frame, and the connecting frame is fixedly connected with the supporting frame. A fixing frame is movably connected into the connecting frame, and a left nickel wire and a right nickel wire are fixedly welded to the outer wall of the fixing frame. According to the cathode spring piece of the ionic membrane electrolytic cell, in actual use, the left nickel wires and the right nickel wires are arranged on the outer wall of the fixing frame in a staggered mode, the effect of increasing the adsorption area in a limited space is achieved, the effect of stably supporting the nickel wires is achieved, the connecting frame is installed in the supporting frame, and the left nickel wires and the right nickel wires are arranged on the outer wall of the fixing frame, so that the service life of the connecting frame is prolonged. The coating mesh can be better supported, the effect of stabilizing the structure can be achieved, and the problems that an existing nickel wire mesh product is small in nickel wire size, poor in supporting force and capable of being used only for one time are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of ion membrane electrolysis, in particular to a cathode spring piece of an ion membrane electrolyzer. Background Art

[0002] The main function of nickel wire in the electrolyzer is to increase the adsorption surface area and catalytic activity, so as to improve the hydrogen production efficiency. The application of nickel wire mesh mainly focuses on the electrolytic water hydrogen production technology, which is one of the important means of industrial hydrogen production at present. In addition, nickel wire mesh also has excellent corrosion resistance to concentrated alkali solutions, and has excellent corrosion resistance to alkaline and neutral solution media of salts such as carbonates, nitrates, chlorides, and acetates. This makes nickel wire mesh widely used in the fields of alkali production industry, chlor-alkali chemical industry and organic chloride production, food processing, production of vacuum electrical appliances and electronic instruments, etc.;

[0003] In the existing nickel wire mesh products, the nickel wire is very small and has poor supporting force, and it can only be used once. In actual use, the nickel wire mesh products need to be frequently replaced, which is very inconvenient. To solve the above problems, we propose a cathode spring piece of an ion membrane electrolyzer to solve the above problems. Content of the Utility Model

[0004] Aiming at the deficiencies of the prior art, the utility model provides a cathode spring piece of an ion membrane electrolyzer to solve the problems in the above background art that in the existing nickel wire mesh products, the nickel wire is very small, has poor supporting force, can only be used once, and needs to be frequently replaced in actual use, which is very inconvenient.

[0005] To achieve the above object, the utility model provides the following technical scheme: A cathode spring piece of an ion membrane electrolyzer, including a support frame, both sides of the support frame are fixedly welded with connecting plates, the outer walls of the two connecting plates are both movably sleeved with brackets, two mounting bolts are threadedly connected inside the two connecting plates, the two mounting bolts penetrate through the inside of the two brackets, a connecting frame is fixedly installed inside the support frame, a fixing frame is movably connected inside the connecting frame, and a left nickel wire and a right nickel wire are fixedly welded on the outer wall of the fixing frame.

[0006] Preferably, a number of anti-slip grooves are provided on the outer walls of the two connecting plates, and the two connecting plates are symmetrically arranged on both sides of the support frame.

[0007] Preferably, a number of the fixing frames are linearly arranged in the connecting frame, and the distances between the a number of the fixing frames are equal.

[0008] Preferably, a number of the left nickel wires and a number of the right nickel wires are linearly arranged on the outer wall of the fixing frame, and a number of the left nickel wires and a number of the right nickel wires are arranged alternately on the outer wall of the a number of the fixing frames.

[0009] Preferably, nickel aluminum alloy is spray-coated on the surfaces of a plurality of the left nickel wires and a plurality of the right nickel wires.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. For the cathode spring piece of the ion exchange membrane electrolyzer cell, in actual use, the left nickel wires and the right nickel wires are arranged in a staggered manner on the outer wall of the fixed frame. In a limited space, the area of the left nickel wires and the right nickel wires can be increased as much as possible, achieving the effect of increasing the adsorption area and stabilizing the support of the nickel wires. Since the connecting frame is installed inside the support frame and a plurality of fixed frames are arranged inside the connecting frame, the effect of stabilizing the structure can be achieved. The outer wall of the fixed frame is provided with a plurality of left nickel wires and a plurality of right nickel wires, which can better support the coating mesh and achieve the effect of stabilizing the structure, solving the problems of the existing nickel wire mesh products, such as small nickel wires, poor supporting force, and being disposable.

[0012] 2. For the cathode spring piece of the ion exchange membrane electrolyzer cell, a plurality of anti-slip grooves are formed on the outer wall of the connecting plate, which can play an anti-slip role and achieve the effect of convenient installation. The connecting plates are symmetrically arranged on the support frame, which can better fix the support frame.

[0013] 3. For the cathode spring piece of the ion exchange membrane electrolyzer cell, the fixed frames are arranged in an array inside the connecting frame, and the fixed frames are movably installed inside the connecting frame, so they can be independently replaced. Although it is a bit cumbersome, it can save resources, recycle and reuse them, and save resources. The distances between a plurality of fixed frames are equal, which can achieve the effect of evenly distributing the left nickel wires and the right nickel wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional schematic diagram of the structure of the present utility model;

[0015] Figure 2 is a top view schematic diagram of the structure of the present utility model;

[0016] Figure 3 is the structure of the present utility model Figure 1 magnified schematic diagram at the position in.

[0017] In the figure: 1, support frame; 2, bracket; 3, mounting bolt; 4, fixed frame; 5, left nickel wire; 6, right nickel wire; 7, connecting frame. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0019] Embodiment:

[0020] Please refer to FIGS. 1-3 in combination.

[0021] The cathode spring piece of the ion-exchange membrane electrolytic cell includes a support frame 1. Connecting plates are fixedly welded on both sides of the support frame 1. Brackets 2 are movably sleeved on the outer walls of the two connecting plates. Two mounting bolts 3 are threadedly connected inside the two connecting plates. The two mounting bolts 3 penetrate through the two brackets 2. A connecting frame 7 is fixedly installed inside the support frame 1. A fixed frame 4 is movably connected inside the connecting frame 7. Left nickel wires 5 and right nickel wires 6 are fixedly welded on the outer wall of the fixed frame 4.

[0022] Specifically, when it is necessary to fix the support frame 1, the brackets 2 are aligned with the installation positions of the electrolytic cell and installed using bolts. In actual use, since the connecting frame 7 is installed inside the support frame 1 and a number of fixed frames 4 are arranged inside the connecting frame 7, the effect of a stable structure can be achieved. A number of left nickel wires 5 and a number of right nickel wires 6 are arranged on the outer wall of the fixed frame 4, which can better support the coating mesh and achieve the effect of a stable structure, solving the problems of existing nickel wire mesh products. The nickel wires are very small, the supporting force is poor, and they can only be used once. In actual use, the nickel wire mesh products need to be frequently replaced, which is very inconvenient to use.

[0023] The effects of saving material costs, saving labor costs, improving product quality, and being reusable are achieved.

[0024] In the embodiment: A number of anti-slip grooves are provided on the outer walls of the two connecting plates, and the two connecting plates are symmetrically arranged on both sides of the support frame 1.

[0025] Specifically, a number of anti-slip grooves are provided on the outer walls of the connecting plates, which can play an anti-slip effect. When used in cooperation with the brackets 2, the effect of firmly connecting the brackets 2 can be achieved, and the effect of convenient installation can be achieved. The connecting plates are symmetrically arranged on both sides of the support frame 1, which can better fix the support frame 1.

[0026] In the embodiment: A number of fixed frames 4 are arranged in a linear array inside the connecting frame 7, and the distances between the number of fixed frames 4 are equal.

[0027] Specifically, the fixed frame 4 is arrayed inside the connecting frame 7, and the fixed frame 4 is movably installed inside the connecting frame 7, and can be replaced independently. Although it is a little cumbersome, it can save resources and be recycled, and it can save resources. The spacing between several fixed frames 4 is equal, and the effect of evenly distributing the left nickel wire 5 and the right nickel wire 6 can be achieved;

[0028] In the embodiment: a plurality of left nickel wires 5 and a plurality of right nickel wires 6 are arranged in a linear array on the outer wall of the fixed frame 4, and a plurality of left nickel wires 5 and a plurality of right nickel wires 6 are arranged in a staggered manner on the outer wall of the plurality of fixed frames 4;

[0029] Specifically, a plurality of left nickel wires 5 and a plurality of right nickel wires 6 are arranged in a linear array on the outer wall of the fixed frame 4, which can be more evenly distributed on the outer wall of the fixed frame 4, which can better increase the attachment area and better produce hydrogen. The left nickel wires 5 and the right nickel wires 6 are staggered on the outer wall of the fixed frame 4, which can increase the area of ​​the left nickel wires 5 and the right nickel wires 6 as much as possible in a limited space, which can achieve the effect of increasing the adsorption area, thereby achieving the effect of rapid and efficient hydrogen production;

[0030] In the embodiment: the surfaces of the left nickel wires 5 and the right nickel wires 6 are sprayed with nickel-aluminum alloy;

[0031] Specifically, the surfaces of the left nickel wires 5 and the right nickel wires 6 are sprayed with nickel-aluminum alloy, which can be reacted with concentrated sodium hydroxide solution, and most of the aluminum will be dissolved, leaving many micropores, so that a three-dimensional porous structure is formed on the surface of the nickel mesh, thereby greatly increasing the adsorption surface area. This structure not only improves the catalytic activity of the nickel mesh, but also improves the hydrogen production efficiency;

[0032] Working principle: In actual use, the left nickel wire 5 and the right nickel wire 6 are staggered on the outer wall of the fixed frame 4, and the area of ​​the left nickel wire 5 and the right nickel wire 6 can be increased as much as possible in a limited space, so as to achieve the effect of increasing the adsorption area and stably supporting the nickel wire. Because the connecting frame 7 is installed inside the supporting frame 1, and a plurality of fixed frames 4 are arranged inside the connecting frame 7, a stable structure can be achieved. The outer wall of the fixed frame 4 is provided with a plurality of left nickel wires 5 and a plurality of right nickel wires 6. Compared with the related art, the cathode spring sheet of the ion membrane electrolyzer provided by the utility model has the following beneficial effects: it can better support the coating mesh, achieve the effect of stabilizing the structure, and solve the problem that the existing nickel wire mesh products have very small nickel wires, poor supporting force, and can only be used once.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cathode spring sheet for an ion membrane electrolyzer, comprising a support frame (1), characterized in that: Connecting plates are fixedly welded on both sides of the support frame (1), brackets (2) are movably sleeved on the outer walls of the two connecting plates, two mounting bolts (3) are threadedly connected to the inside of the two connecting plates, and the two mounting bolts (3) are arranged through the inside of the two brackets (2), a connecting frame (7) is fixedly installed inside the support frame (1), a fixed frame (4) is movably connected to the inside of the connecting frame (7), and a left nickel wire (5) and a right nickel wire (6) are fixedly welded to the outer wall of the fixed frame (4).

2. The cathode spring sheet of the ion membrane electrolyzer according to claim 1, characterized in that: The outer walls of the two connecting plates are provided with a plurality of anti-slip grooves, and the two connecting plates are symmetrically arranged on both sides of the support frame (1).

3. The cathode spring sheet of the ion membrane electrolyzer according to claim 1, characterized in that: The plurality of fixing frames (4) are arranged in a linear array inside the connection frame (7), and the spacing between the plurality of fixing frames (4) is equal.

4. The cathode spring sheet of the ion membrane electrolyzer according to claim 1, characterized in that: The plurality of left nickel wires (5) and the plurality of right nickel wires (6) are arranged in a linear array on the outer wall of the fixed frame (4), and the plurality of left nickel wires (5) and the plurality of right nickel wires (6) are arranged in a staggered manner on the outer walls of the plurality of fixed frames (4).

5. The cathode spring sheet of the ion membrane electrolyzer according to claim 1, characterized in that: The surfaces of the plurality of left nickel wires (5) and the plurality of right nickel wires (6) are spray-coated with nickel-aluminum alloy.

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