End plate, electrolytic bath and hydrogen production system with electrolytic bath

Abstract

The utility model provides an end plate, an electrolytic bath and a hydrogen production system with the same, the end plate is arranged in the electrolytic bath, and the overall outer contour of the end plate is basically rectangular, so that the end plate is provided with four corner parts; any corner part is positioned at the intersection of the width direction and the height direction of the electrolytic cell; any corner part is connected with a hoisting piece, and the hoisting piece is a container corner piece. According to the end plate disclosed by the utility model, the electrolytic cell can be transported by using an existing container lifting appliance and a carrier, and the hoisting piece arranged at the corner part of the bottom end of the end plate can be used for fixing the electrolytic cell in transportation and field installation; and therefore, the standardization degree of the electrolytic cell and the hoisting and transportation convenience can be effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrolytic water hydrogen production technical field more particularly to a kind of end plate, electrolytic cell and hydrogen production system with it. BACKGROUND

[0002] At present, existing electrolytic water hydrogen production end plate is not in various forms, there is no unified size and structure form, especially hoisting, hoisting tool used in the transportation process is different, there is no universality. End plate has no unified fixed position, it is inconvenient to fix during transportation and to reach installation site, it cannot be transported and carried using existing container lifting appliance. Meanwhile, the hoisting structure on the existing electrolytic water hydrogen production end plate is usually lifting ring, lifting ring is arranged at the top of end plate, based on structure limitation, multiple electrolytic cells cannot be stacked in vertical direction, and it is relatively space-consuming.

[0003] Therefore, it is necessary to provide an end plate, electrolytic cell and hydrogen production system with it to at least partially solve the above problems. SUMMARY

[0004] A series of simplified concepts are introduced in the summary section, which will be described in further detail in the specific embodiment section. The summary section of the utility model does not mean to attempt to limit the key features and necessary technical features of the claimed technical solution, and even less to determine the protection scope of the claimed technical solution.

[0005] To at least partially solve the above problems, according to the first aspect of the utility model, an end plate is provided, which is arranged in an electrolytic cell, the overall contour of the end plate is basically rectangular in shape, so that the end plate has four corner portions; any corner portion is located at the intersection of the width direction and the height direction of the electrolytic cell; any corner portion is connected with a hoisting piece, and the hoisting piece is a container corner piece.

[0006] Optionally, along the width direction of the electrolytic cell, the distance between the two end faces of the two hoisting pieces facing away is the width dimension W1 of a standard container.

[0007] Optionally, along the height direction of the electrolytic cell, the distance between the two end faces of the two hoisting pieces facing away is the height dimension H1 of a standard container.

[0008] Optionally, the height dimension H1 is one of 2438mm, 2591mm and 2896mm.

[0009] Optionally, at least one side of the four sides of the end plate is provided with a recessed portion; or, a hollow portion is formed in the end plate.

[0010] Optionally, at least one side edge of the end plate extending along the height direction of the electrolytic cell is provided with an inner recess.

[0011] Optionally, the cross section of the inner recess is arc-shaped or wavy.

[0012] According to a second aspect of the present application, an electrolytic cell is provided, which comprises a body, a connecting assembly and the end plate as described above; the number of the end plates is two, and the two end plates are respectively connected to the two ends of the body in the length direction of the electrolytic cell through the connecting assembly; the distance between the two end faces of the two end plates facing away from each other in the length direction of the electrolytic cell is the length dimension L1 of a standard container.

[0013] Optionally, the length dimension L1 is one of 2991 mm, 6058 mm, 9125 mm and 12192 mm.

[0014] According to a third aspect of the present application, a hydrogen production system is provided, which comprises the electrolytic cell as described above.

[0015] Compared with the prior art, the end plate has the following beneficial effects:

[0016] By making the overall outer contour shape of the end plate rectangular, the end plate has four corner portions, and any corner portion is located at the intersection of the width direction and the height direction of the electrolytic cell, so that the top end and the bottom end of the end plate are both horizontally extended, so that the electrolytic cell can be stacked up and down like a container, facilitating transportation; in addition, the corner portion connecting the container corner piece as a lifting piece can make the electrolytic cell use the existing container lifting device and carrier for transportation, facilitating lifting of the electrolytic cell, and the lifting piece provided at the corner portion of the bottom end of the end plate can be used for fixing the electrolytic cell during transportation and on-site installation; thus, the standardization degree of the electrolytic cell and the convenience of lifting and transportation can be effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] The following drawings of the present application are used herein as a part of the present application for understanding the present application. The drawings show the embodiments of the present application and their description, which are used to explain the principles of the present application. In the drawings,

[0018] Figure 1 is a schematic view of the overall structure of the end plate according to a preferred embodiment of the present application; and

[0019] Figure 2 is a schematic view of the overall structure of the electrolytic cell according to a preferred embodiment of the present application.

[0020] Explanation of reference numerals in the attached figures:

[0021] 100: End plate; 10: Corner section; 20: Lifting component; W1: Width dimension; H1: Height dimension; L1: Length dimension; 30: Recessed part; 40: Mounting hole; 200: Electrolytic cell; 201: Body; 202: Connecting assembly; 203: Connecting rod; 204: Fastener; DW: Width direction; DH: Height direction; DL: Length direction. Detailed Implementation

[0022] In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. However, it will be apparent to those skilled in the art that embodiments of the present invention may be practiced without one or more of these details. In other instances, certain technical features well-known in the art have not been described in order to avoid confusion with embodiments of the present invention.

[0023] To fully understand the embodiments of this utility model, a detailed structure will be presented in the following description. Obviously, the implementation of the embodiments of this utility model is not limited to the specific details familiar to those skilled in the art.

[0024] like Figure 1 and Figure 2 As shown, according to a first aspect of the present invention, an end plate 100 is provided, which is disposed at both ends of an electrolytic cell 200.

[0025] The end plate 100 has a rectangular overall shape, so that the end plate 100 has four corner portions 10.

[0026] Each of the corner portions 10 is located at the intersection of the width direction DW and the height direction DH of the electrolytic cell 200.

[0027] Each of the corner sections 10 is connected to a lifting component 20, which is a container corner fitting.

[0028] This ensures that both the top and bottom of the end plate 100 extend horizontally, allowing the electrolytic cell 200 to be stacked like a container for easy transport. Furthermore, connecting the corner piece 10 to the container corner bracket as a lifting component 20 allows the electrolytic cell 200 to be transported using existing container spreaders and carriers, facilitating lifting. The lifting component 20 at the corner piece 10 at the bottom of the end plate 10 can also be used to secure the electrolytic cell 200 during transport and on-site installation. This effectively improves the standardization of the electrolytic cell 200 and the convenience of lifting and transporting it.

[0029] like Figure 1As shown, in some preferred embodiments of this invention, along the width direction DW of the electrolytic cell 200, the distance between the two opposite end faces of the two lifting components 20 is the width dimension W1 of a standard container. Specifically, according to relevant container industry standards, this width dimension W1 is 2438 mm.

[0030] like Figure 1 As shown, in some preferred embodiments of this invention, along the height direction DH of the electrolytic cell 200, the distance between the two opposite end faces of the two lifting components 20 is the height dimension H1 of a standard container. This ensures that the longitudinal height of the electrolytic cell 200 is consistent with the height dimension H1 of a standard container.

[0031] Specifically, according to relevant container industry standards, the height dimension H1 is one of 2438 mm, 2591 mm, or 2896 mm.

[0032] like Figure 1 As shown, in some preferred embodiments of this utility model, at least one of the four sides of the end plate 100 is provided with a recess 30. Therefore, by providing the recess 30, the purpose of saving materials and reducing weight can be achieved.

[0033] It should be noted that the recess 30 may be provided on at least one of the top side, bottom side, left side and right side of the end plate 100.

[0034] like Figure 1 As shown, in some preferred embodiments of the present invention, at least one side of the end plate 100 extending along the height direction DH of the electrolytic cell 200 is provided with a recess 30. Specifically, in this embodiment, the recess 30 is respectively provided in two sides extending along the height direction DH of the electrolytic cell 200.

[0035] like Figure 1 As shown, in some preferred embodiments of this utility model, the cross-sectional structure of the concave portion 30 is arc-shaped or wavy. Specifically, the arc-shaped region of the concave portion 30 is recessed inward along the width direction DW of the electrolytic cell 200. It should be noted that the cross-section of the concave portion 30 is not limited to the aforementioned arc-shaped or wavy shape; it can also be a polygonal shape, etc. That is to say, as long as the concave portion 30 can achieve the purpose of saving materials and reducing weight, the shape of the concave portion 30 is not specifically limited.

[0036] In some embodiments of this invention (not shown), the end plate 100 has a hollowed-out portion. Specifically, while ensuring that the end plate 100 meets structural strength requirements, creating a hollowed-out portion on the end plate 100 can also achieve the purpose of saving materials and reducing weight.

[0037] As Figure 2 shown, according to the second aspect of the present application, there is also provided an electrolytic cell 200, which comprises a body 201, a connecting assembly 202 and an end plate 100.

[0038] In an embodiment of the present application, the number of the end plate 100 is two, and the two end plates 100 are respectively connected to the two ends of the body 201 in the length direction DL of the electrolytic cell 200 through the connecting assembly 202.

[0039] In the length direction DL of the electrolytic cell 200, the distance between the two end faces of the two end plates 100 facing away from each other is the length dimension L1 of the standard container.

[0040] Specifically, according to the relevant specifications of the container industry, the length dimension L1 is one of 2991mm, 6058mm, 9125mm and 12192mm.

[0041] Therefore, the length, width and height of the electrolytic cell 200 conform to the dimensions of the standard container, facilitating the hoisting, transportation or hoisting and transportation together with the (standard) container of the electrolytic cell 200, effectively improving the standardization degree and the convenience of hoisting and transportation of the electrolytic cell 200.

[0042] As Figure 1 and Figure 2 shown, in some preferred embodiments of the present application, the connecting assembly 202 comprises a connecting rod 203 and a fastener 204.

[0043] The plurality of connecting rods 203 are arranged in the circumferential direction of the body 201 with the length direction DL of the electrolytic cell 200 as the axis; the end plate 100 is provided with mounting holes 40 corresponding to the positions of the connecting rods 203, and the two ends of each connecting rod 203 pass through the mounting holes 40 on the end plates 100 on both sides of the body 201, and the fastener 204 locks the end of the connecting rod 203 on the side of the end plate 100 away from the body 201. Through the cooperation of the connecting rod 203 and the fastener 204, the connection of the end plate 100 and the body 201 is realized.

[0044] Specifically, the fastener 204 can be a nut or other existing structure capable of achieving the fastening effect.

[0045] According to the third aspect of the present application, there is also provided a hydrogen production system, which comprises the electrolytic cell 200 described in the above embodiments.

[0046] Unless otherwise defined, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of this application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and / or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items. As used herein, the term "if' can be construed to mean "when" or "upon" or "in response to the occurrence of" in addition to "in response to the fulfillment or lapse of" unless otherwise indicated.

[0047] While the application has been illustrated and described in typical embodiments, it is not intended to be limited to the details shown, since various modifications and substitutions can be made into the details without departing from the spirit of the application. Accordingly, it is not intended that the application be limited to the illustrative embodiments.

Claims

1. An end plate provided to an electrolytic cell, characterized by, The overall outer contour of the end plate is substantially rectangular, so that the end plate has four corner portions; Any of the corner portions is located at the intersection of the width direction and the height direction of the electrolytic cell; Any of the corner portions is connected with a lifting piece, and the lifting piece is a container corner, wherein, along the width direction of the electrolytic cell, the distance between the two end faces of the two lifting pieces facing away from each other is the width dimension W1 of a standard container, and along the height direction of the electrolytic cell, the distance between the two end faces of the two lifting pieces facing away from each other is the height dimension H1 of a standard container.

2. The end plate of claim 1, wherein The height dimension H1 is one of 2438 mm, 2591 mm and 2896 mm.

3. The end plate of claim 1, wherein At least one of the four side edges of the end plate is provided with an inner recess; or, The end plate is provided with a hollow portion.

4. The end plate of claim 1, wherein At least one of the side edges of the end plate extending in the height direction of the electrolytic cell is provided with an inner recess.

5. The end plate of claim 4, wherein The cross section of the inner recess is arc-shaped or wave-shaped.

6. An electrolytic cell characterized by The electrolytic cell comprises a body, a connecting assembly and the end plate according to any one of claims 1 to 5; The number of the end plates is two, and the two end plates are respectively connected to the two ends of the body in the length direction of the electrolytic cell through the connecting assembly; Along the length direction of the electrolytic cell, the distance between the two end faces of the two end plates facing away from each other is the length dimension L1 of a standard container.

7. The electrolytic cell of claim 6, wherein, The length dimension L1 is one of 2991 mm, 6058 mm, 9125 mm and 12192 mm.

8. A hydrogen production system, characterized by, The hydrogen production system comprises the electrolytic cell according to claim 6 or 7.

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