Electrolytic tank shell device

Abstract

The utility model provides an electrolytic bath shell device which comprises an electrolytic tube body and electrode end assemblies arranged at tube openings in the two ends of the electrolytic tube body and used for installing electrode sets, and inlet and outlet assemblies are arranged at the two ends of the electrolytic tube body respectively. The electrode end assembly comprises an electrode tube seat and an electrode end, the electrode tube seat is integrally connected with tube openings in the two ends of the electrolysis tube body, the electrode end is connected to the electrode tube seat, a liquid outlet is formed in the upper portion of one end of the electrolysis tube body, and a liquid inlet is formed in the lower portion of the other end of the electrolysis tube body. The structure is simplified, meanwhile, disassembly and assembly are more convenient, the manufacturing cost is low, the O-shaped sealing piece is arranged at the end, connected with the electrolysis cylinder, of the electrolysis tube body, effective sealing is achieved for connection of the electrolysis cell shell and the electrolysis cylinder, the structure is tighter, and connection of the outer electrode connector and the electrolysis tube body through a threaded structure is more stable.

Description

Technical Field

[0001] The utility model relates to the technical field of electrolytic cell shells, in particular to an electrolytic cell shell device. Background Art

[0002] Sodium hypochlorite solution has been used in the disinfection industry for a long time and is widely used in drinking water treatment, disinfection, sewage treatment, swimming pool purification and other fields. As an excellent disinfectant that is easy to prepare, the raw materials used in its preparation equipment are very simple and easy to obtain, just salt water (NaCl solution). With the continuous improvement of the technology for making disinfection equipment, daily-use sodium chlorate preparation equipment has appeared on the market, thus bringing new market opportunities for sodium hypochlorite electrolysis equipment.

[0003] Sodium hypochlorite electrolysis equipment is a device used to produce sodium hypochlorite (NaClO), usually called a sodium hypochlorite generator or a sodium hypochlorite electrolyzer. The equipment generates sodium hypochlorite solution by electrolyzing brine (NaCl solution). Due to the corrosive properties of the generated product sodium hypochlorite, the electrolyzer is generally composed of:

[0004] a. Electrolytic core device (corrosion-resistant alloy or polymer material);

[0005] b. It is composed of an outer shell (tubular, corrosion-resistant organic non-metallic material) that contains the pole core.

[0006] It was found in actual application that most of the causes of electrolytic cell failures are directly or indirectly caused by corrosion, such as leakage caused by improper assembly, material selection, connection of parts and other factors. In addition, since the traditional tubular sealing form of the shell mostly uses flanges as the pipe end seal, there are problems such as convex flange surface volume, time-consuming installation, and a large number of parts. When the external inlet and outlet pipes are connected to the internal electrolytic tube body, there are unfavorable factors such as unstable adhesion between different organic materials. Utility Model Content

[0007] The purpose of the utility model is to provide an electrolytic cell housing device, which can solve the problems in the prior art that the assembly flange structure is relatively complex, the disassembly and assembly steps are relatively cumbersome, and the connection between the electrolytic cell housing and the electrolytic cylinder is not stable. To achieve the above purpose, the utility model adopts the following technical solutions:

[0008] An electrolytic cell shell device comprises an electrolytic tube body and an electrode terminal assembly arranged at the tube openings at both ends of the electrolytic tube body for installing an electrode group, wherein the two ends of the electrolytic tube body are respectively provided with an inlet and outlet assembly, the electrode terminal assembly comprises an electrode tube seat integrally connected to the tube openings at both ends of the electrolytic tube body and an electrode terminal connected to the electrode tube seat, a liquid outlet is arranged at the upper part of one end of the electrolytic tube body, and a liquid inlet is arranged at the lower part of the other end of the electrolytic tube body.

[0009] The above scheme is preferred, wherein the electrode tube seat comprises a first circular ring and a second circular ring which are integrally formed and coaxially arranged, the diameter of the first circular ring is larger than that of the second circular ring, the outer wall of the second circular ring extends outward along the inner wall of the first circular ring and is connected to the inner wall of the electrolysis tube body, the outer wall of the first circular ring is flush with the outer wall of the electrolysis tube body, and the electrode terminal is connected to the first circular ring at one end relative to the second circular ring.

[0010] The above scheme is further preferred, wherein the electrode terminal head comprises an electrode connector extending from a first circular ring into a second circular ring and an electrode fixing flat head connected to the first circular ring, and an electrode jack is provided in the center of the electrode connector along the axial direction.

[0011] In the above solution, an O-ring seal is further preferably provided around the outer side wall of the electrode connector.

[0012] The above scheme is further preferred, the liquid outlet and the liquid inlet are provided with an inlet and outlet assembly, the inlet and outlet assembly includes an inlet and outlet tube body and a movable joint, one end of the inlet and outlet tube body is connected to the inner wall of the electrolysis tube body, the outer wall of the other end of the inlet and outlet tube body is provided with a thread, and the movable joint is connected to one end of the inlet and outlet tube body through a thread.

[0013] The above scheme is further preferred, a mortise groove is extended from the electrode terminal to the electrode tube seat, a fixing hole is provided in the mortise groove at one end of the electrode terminal, and the mortise block is fixed in the mortise groove by passing a hexagonal screw through the fixing hole.

[0014] The utility model adopts the above technical solution and has the following significant effects:

[0015] The electrolytic cell shell device fixes the electrode end head through a tenon structure, which simplifies the structure and makes disassembly and assembly more convenient, with low manufacturing cost. An O-ring seal is arranged at one end where the electrolytic tube body is connected to the electrolytic cylinder body, so that the connection between the electrolytic cell shell and the electrolytic cylinder body is effectively sealed, the structure is tighter, and the outer electrode connector is more firmly connected to the electrolytic tube body through a threaded structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the electrolytic cell housing device of the utility model;

[0017] Figure 2 It is a structural schematic diagram of the electrode tube holder of the utility model;

[0018] Figure 3 It is a structural schematic diagram of the electrode port of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the inlet and outlet components of the utility model;

[0020] In the accompanying drawings, there are an electrolytic tube body 1, an electrode terminal assembly 2, an electrode tube seat 3, an electrode terminal head 4, a liquid outlet 5, a liquid inlet 6, an inlet and outlet assembly 8, a first ring 31, a second ring 32, a bolt 33, a mortise groove 34, a hexagonal screw 35, a fixing hole 36, a mortise block 37, an electrode connector 41, an electrode fixing flat head 42, an O-ring seal 43, a through hole 44, an electrode jack 45, an inlet and outlet tube body 81, and a movable joint 82. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described below with reference to the accompanying drawings and preferred embodiments. However, it should be noted that many details described in the specification are only for the purpose of enabling readers to have a thorough understanding of one or more aspects of the utility model, and these aspects of the utility model can be realized even without these specific details.

[0022] Embodiment 1, as Figure 1 As shown, an electrolytic cell housing device comprises an electrolytic tube body 1 and an electrode terminal assembly 2 arranged at the tube openings at both ends of the electrolytic tube body 1 for mounting an electrode group, inlet and outlet assemblies 8 are respectively arranged at both ends of the electrolytic tube body 1, the electrode terminal assembly 2 comprises an electrode tube seat 3 integrally connected to the tube openings at both ends of the electrolytic tube body 1 and an electrode terminal head 4 connected to the electrode tube seat 3, a liquid outlet 5 is arranged at the upper part of one end of the electrolytic tube body 1, and a liquid inlet 6 is arranged at the lower part of the other end of the electrolytic tube body 1; a tenon groove 34 is extended from the electrode terminal head 4 to the electrode tube seat 3, a fixing hole 36 is arranged in the tenon groove 34 at one end of the electrode terminal head 4, and a tenon block 37 is fixed in the tenon groove 34 by passing a hexagonal screw 35 through the fixing hole 36; by placing the electrolytic electrode core into the The electrolysis tube body 1 is inserted into the electrode tube holder 3, and the electrode tube holder 3 is sealed while the electrolysis end of the electrolysis pole core is fixed in the electrode terminal head 4. After the setting is completed, the tenon block 37 is placed in the tenon groove 34, and the tenon is fixed in the tenon groove 34 on one side of the electrode terminal head 4 through the fixing hole by a hexagonal screw 35, so that the electrode terminal head 4 is fixedly connected to the electrode tube holder 3. The electrolysis tube body 1 and the electrode tube holder 3 are integrated, which reduces the steps formed by the assembly equipment and allows the electrolysis tube body 1 to have more space than the electrolytic cell shell of the traditional structure. The tenon groove 34 is set on the electrode terminal head 4 and the electrode tube holder 3 to simplify the fixing components of the two, so that the structure is simplified and the disassembly and assembly are more convenient.

[0023] Embodiment 2, as Figure 2 Figure 3As shown, the electrode tube holder 3 includes a first circular ring 31 and a second circular ring 32 that are integrally formed and coaxially arranged. The diameter of the first circular ring 31 is larger than that of the second circular ring 32. The outer wall of the second circular ring 32 extends outward along the inner wall of the first circular ring 31 and is connected to the inner wall of the electrolysis tube body 1. The outer wall of the first circular ring 31 is flush with the outer wall of the electrolysis tube body 1. The electrode terminal 4 is connected to the first circular ring 31 at one end relative to the second circular ring 32; the electrode terminal 4 includes an electrode connector 41 that extends from the first circular ring 31 into the second circular ring 32 and an electrode fixing flat head 42 connected to the first circular ring 31. An electrode jack 45 is arranged in the center of the electrode connector 41 along the axial direction; an O-ring seal 43 is arranged around the outer wall of the electrode connector 41; by arranging the electrode terminal 4 into a concentric circular ring structure, it is convenient to insert the electrode terminal 4 into the electrode tube holder 3. After the sleeve connection is completed, the electrode fixing flat head 42 is bolted through the through hole 44 set from the left to the right along the placement direction of the electrolysis tube body 1 to fix it with the electrode tube seat 3, so as to realize the simplified structure setting and improve the connection stability. The electrode platform 42 and the electrode connector 41 are connected to each other, so that the electrolysis end of the electrolysis pole core installed in the electrolysis tube body 1 can pass through the electrode connector 41 to pass through the electrode terminal 4. The electrode socket 45 set on the electrode connector 41 allows the electrolysis end of the electrolysis pole core to extend out of the electrode end and connect with the external power supply device, so that the connection between the electrolysis tube body 1 and the electrolysis pole core is more stable and the structure is more compact; an O-ring seal 43 is set on the side wall of the electrode connector 42, so that the electrolysis end of the electrode core is effectively sealed when connected with the electrode terminal 4, so as to prevent the electrolysis tube body 1 from leaking from the electrode terminal 4 after the electrolytic medium is injected into the electrolysis tube body 1, so as to realize the effective sealing of the internal medium of the electrolysis tube body 1.

[0024] Embodiment 3, as Figure 4 As shown, the liquid outlet 5 and the liquid inlet 6 are provided with an inlet and outlet assembly 8, and the inlet and outlet assembly 8 includes an inlet and outlet tube body 81 and a movable joint 82, one end of the inlet and outlet tube body 81 is connected to the inner wall of the electrolysis tube body 1, and the outer wall of the other end of the inlet and outlet tube body 81 is provided with a thread, and the movable joint 82 is connected to one end of the inlet and outlet tube body 81 through a thread; the electrolytic medium is transported to the electrolysis tube body 1 through the inlet and outlet tube body 81, and a threaded structure is provided on one side of the tube mouth of the inlet and outlet tube body 81, so that the movable joint 82 is conveniently connected to the inlet and outlet tube body 81, so that the connection between the external electrode connector and the inlet and outlet tube body 81 is more stable, while also avoiding equipment failures caused by structural problems such as loose adhesion caused by the use of glue to adhere two different materials.

[0025] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. An electrolytic cell housing device, characterized in that: The invention comprises an electrolysis tube body (1) and an electrode end assembly (2) arranged at two end openings of the electrolysis tube body (1) for mounting an electrode group, wherein the two ends of the electrolysis tube body (1) are respectively provided with an inlet and outlet assembly (8), the electrode end assembly (2) comprises an electrode tube seat (3) integrally connected to the two end openings of the electrolysis tube body (1) and an electrode end head (4) connected to the electrode tube seat (3), a liquid outlet (5) is arranged at the upper part of one end of the electrolysis tube body (1), and a liquid inlet (6) is arranged at the lower part of the other end of the electrolysis tube body (1); The electrode tube holder (3) comprises a first circular ring (31) and a second circular ring (32) which are integrally formed and coaxially arranged, the first circular ring (31) having a larger diameter than the second circular ring (32), the outer wall of the second circular ring (32) extending outwardly along the inner wall of the first circular ring (31) to be connected to the inner wall of the electrolysis tube body (1), the outer wall of the first circular ring (31) being flush with the outer wall of the electrolysis tube body (1), and the electrode terminal (4) being connected to the first circular ring (31) at one end opposite to the second circular ring (32).

2. An electrolytic cell housing device according to claim 1, characterized in that The electrode terminal (4) comprises an electrode connector (41) extending from a first circular ring (31) into a second circular ring (32) and an electrode fixing flat head (42) connected to the first circular ring (31), and an electrode insertion hole (45) is provided in the center of the electrode connector (41) along the axial direction.

3. An electrolytic cell housing device according to claim 2, characterized in that: An O-ring seal (43) is provided around the outer wall of the electrode connector (41).

4. The electrolytic cell housing device according to claim 1, characterized in that: An inlet and outlet assembly (8) is provided on the liquid outlet (5) and the liquid inlet (6), respectively. The inlet and outlet assembly (8) comprises an inlet and outlet tube body (81) and a movable joint (82). One end of the inlet and outlet tube body (81) is connected to the inner wall of the electrolysis tube body (1), and the outer wall of the other end of the inlet and outlet tube body (81) is provided with a thread. The movable joint (82) is connected to one end of the inlet and outlet tube body (81) via a thread.

5. The electrolytic cell housing device according to claim 1, characterized in that: A plurality of mutually connected tenon grooves (34) are provided extending from the surface of the electrode terminal (4) to the surface of the electrode tube seat (3), a tenon block (37) is provided in the tenon groove (34), a fixing hole (36) is provided in the tenon groove (34) at one end of the electrode terminal (4), and the tenon block (37) is fixed in the tenon groove (34) by a hexagonal screw (35) passing through the fixing hole (36).

Images