An electrolytic cell and an electrolytic device using the electrolytic cell

Abstract

The present application discloses an electrolytic cell and an electrolytic device using the electrolytic cell, and relates to the technical field of electrolytic equipment, wherein the electrolytic cell comprises an electrolytic cell body, the inner wall of the electrolytic cell body is fixedly provided with a cooling tube, and the upper ends of the electrolytic cell body are respectively fixedly provided with an anode plate conductive device and a cathode plate conductive device, the anode plate conductive device is connected to the positive pole of the power supply, and the cathode plate conductive device is connected to the negative pole of the power supply. The anode plate conductive device and the cathode plate conductive device are respectively provided on both sides of the upper side of the electrolytic cell body, and two circuits of power supply can be simultaneously supplied, and the contact area between the plate and the conductive device can be increased, thereby reducing resistance and increasing current, and avoiding poor contact of the plate. The electrolytic device can increase the contact area, increase the working current, reduce heat generation and poor contact, and thus greatly improve the electrolysis efficiency by using a specially made anode plate and cathode plate with an arc-shaped contact groove at one end.

Description

Technical Field

[0001] The present application relates to the technical field of electrolytic equipment, and in particular to an electrolytic cell and an electrolytic device using the electrolytic cell. Background Art

[0002] At present, the electrolytic manganese metal industry uses small electrolytic cells, which are 980mm wide, 1020mm high, and 2000mm to 5000mm long. Under the same production capacity, the number of small electrolytic cells required is large, the number of plates is large, the single plate operating current is small, the labor cost is high, the operating cost is high, and it is very unfavorable for automated operation. The false bottom of the small electrolytic cell is welded in the tank and becomes a whole with the electrolytic cell, which is difficult to clean, difficult to repair, and difficult to recover the electrolyte. Summary of the invention

[0003] In order to solve the above problems, one of the present applications provides an electrolytic cell, comprising an electrolytic cell body, the inner wall of which is fixedly provided with a cooling pipe, and the upper ends of the electrolytic cell body are respectively fixedly provided with an anode plate conductive device and a cathode plate conductive device;

[0004] The anode plate conductive device is connected to the positive pole of the power supply, and the cathode plate conductive device is connected to the negative pole of the power supply. The anode plate conductive device and the cathode plate conductive device are respectively arranged on both sides of the upper side of the electrolytic cell body, which can supply power in two ways at the same time, increase the contact area between the plate and the conductive device, thereby reducing the contact resistance and increasing the current, and avoiding the non-conductivity of the plate and the heating caused by poor contact.

[0005] Preferably, the anode plate conductive device comprises a first anode plate conductive copper bar and a second anode plate conductive copper bar;

[0006] The cathode plate conductive device comprises a cathode plate first conductive copper bar and a cathode plate second conductive copper bar;

[0007] The first conductive copper bar of the anode plate and the first conductive copper bar of the cathode plate are fixedly arranged on one side of the electrolytic cell body, and the two are insulated from each other and arranged in parallel;

[0008] The anode plate second conductive copper bar and the cathode plate second conductive copper bar are fixedly arranged on the other side of the electrolytic cell body, and the two are insulated from each other and arranged in parallel;

[0009] The first conductive copper bar of the anode plate and the second conductive copper bar of the anode plate are connected to each other through the anode plate connecting copper bar; the first conductive copper bar of the anode plate, the second conductive copper bar of the anode plate and the anode plate connecting copper bar together form a U-shaped structure in a side view and are arranged in parallel on the frame of the electrolytic cell body.

[0010] The first conductive copper bar of the cathode plate and the second conductive copper bar of the cathode plate are connected to each other through the cathode plate connecting copper bar; the first conductive copper bar of the cathode plate, the second conductive copper bar of the cathode plate and the cathode plate connecting copper bar together form a U-shaped structure in side view and are arranged in parallel on the frame of the electrolytic cell body, and the U-shaped structure includes the first conductive copper bar of the anode plate, the second conductive copper bar of the anode plate and the anode plate connecting copper bar together in side view, and the two are a large and a small U-shaped structure, and do not contact each other or are separated by insulation. This is convenient for centralized power supply.

[0011] An anode power supply access copper bar is fixedly provided at one end of the anode plate connected copper bar, and a cathode power supply access copper bar is fixedly provided at one end of the cathode plate connected copper bar. The anode power supply access copper bar and the cathode power supply access copper bar are respectively connected to the power bus.

[0012] Preferably, the top surface of the first conductive copper bar of the anode plate is an arc-shaped structure, and the cross-section of the second conductive copper bar of the anode plate is a square structure;

[0013] The top surface of the cathode plate first conductive copper bar is in an arc-shaped structure, and the cross section of the cathode plate second conductive copper bar is in a square structure. The anode plate first conductive copper bar and the cathode plate first conductive copper bar with an arc-shaped top surface and the anode plate first conductive copper bar and the cathode plate first conductive copper bar with corresponding arc grooves can be automatically corrected according to the gravity of the plates, so that all the plates will not tilt, and because of the arc-shaped surface contact, the contact surface is increased, the contact resistance is lower, and it is more conducive to the conduction of current and the reduction of heat.

[0014] Preferably, a diaphragm frame is placed in the electrolytic cell body;

[0015] The bottom surface of the inner cavity of the electrolytic cell body is fixedly provided with a diaphragm frame bottom positioning block, and the inner cavity of the electrolytic cell body is detachably provided with a diaphragm frame top positioning block around the periphery;

[0016] The diaphragm frame includes a diaphragm frame base, which is a square container with four closed sides and an open top, and a plate frame bottom plate is fixedly arranged on the diaphragm frame base;

[0017] The bottom plate of the plate frame is a plate structure, on which a plurality of plate slots are provided in parallel. Support rods are vertically fixed around the bottom plate of the plate frame, and a plate frame top frame is fixed on the top of the support rods. The plate frame top frame is a square-shaped structure, in which a plurality of cloth bag support rods are movably provided in parallel, and the cloth bag support rods and the plate slots are provided in parallel and correspondingly. The cloth bag support rods are used to clamp the cloth bag on the top frame of the plate frame, and the cloth bag support rods are arranged at intervals. Anode plates are inserted into the cloth bag, and cathode plates are inserted into the cloth bag without the cloth bag. The cloth bag is a structure with a closed bottom and an open top. The bottom passes through the plate slot and is fixedly connected. The bottom opening of the cloth bag is directly connected to the base of the diaphragm frame, and the anode mud generated by the anode plate enters the base of the diaphragm frame as the cloth bag falls. With such a structure, the anode mud can be easily collected and cleaned.

[0018] Preferably, an overflow port is provided on one side of the diaphragm frame base, and an overflow pipe is fixedly provided on the overflow port;

[0019] An overflow groove is fixedly arranged on the front top of the electrolytic cell body, and an overflow outlet is opened at the bottom of the overflow groove; the overflow outlet is used to lead out the overflowed liquid for easy discharge.

[0020] When the diaphragm frame is installed in the electrolytic cell body, the top end of the overflow pipe corresponds to the overflow trough; the top end of the overflow pipe is located in the overflow trough, which is convenient for receiving the overflowed liquid and anode mud.

[0021] Preferably, the top four corners of the plate frame are fixedly provided with lifting rings, which are used to lift the entire diaphragm frame for easy installation and cleaning of the inside of the electrolytic cell body.

[0022] Preferably, the electrolytic cell body includes cell plates constituting the electrolytic cell and a reinforcing frame fixed around the electrolytic cell; there are 5 cell plates in total, which are made of insulating materials such as reinforced polypropylene, plastic, and fiberglass, and the bottom plate and the surrounding side plates together constitute a container with an open top.

[0023] The front bottom of the electrolytic cell body is provided with a liquid discharge port, which is used to discharge the liquid in the electrolytic cell body for easy cleaning.

[0024] The length of the electrolytic cell body is 1500mm-2500mm, the width is 1500mm-2000mm, and the height is 1500mm-2000mm. As the size of the electrolytic cell increases, the volume increases, the output of a single cell is high, the process control can realize automatic operation, and the process stability is good.

[0025] The beneficial effects of the electrolyzer include:

[0026] 1. The anode plate conductive device and the cathode plate conductive device are respectively arranged on both sides of the upper side of the electrolytic cell body, which can supply power in two ways at the same time, thereby increasing the contact area between the plate and the conductive device, thereby reducing the resistance and increasing the current, and avoiding the non-conductivity of the plate and the heat caused by poor contact;

[0027] 2. The arc-shaped structure is set on the conductive device to effectively increase the contact area and reduce the contact resistance, thereby improving the contact stability;

[0028] 3. An independently disassembled diaphragm frame is provided to facilitate disassembly and replacement, facilitate cleaning of the electrolytic cell body, and increase the effective electrolysis time;

[0029] 4. When the size of the electrolytic cell is increased, the volume is increased, the output of a single cell is high, the automation cost is low, the process control can realize automated operation, and the process stability is improved, which is conducive to increasing and stabilizing production.

[0030] The second aspect of the present application provides an electrolysis device based on the above electrolytic cell, comprising an electrolytic cell, an anode plate, and a cathode plate;

[0031] The conductive part of the anode plate is mounted on the anode plate conductive devices on both sides of the electrolytic cell body, and the anode plate conductive devices conduct current to the anode plate from both ends respectively;

[0032] The conductive part of the cathode plate is mounted on cathode plate conductive devices at both sides of the electrolytic cell body, and the cathode plate conductive devices conduct current to the cathode plate from both ends respectively.

[0033] Preferably, the anode plate comprises an anode plate, an anode conductive beam, an anode hanging ear and an anode conductive copper bar, the anode plate is fixedly arranged below the anode conductive beam, the anode hanging ear is fixedly arranged above the anode conductive beam, and the anode conductive copper bar is inserted into the anode conductive beam; the length of the anode conductive copper bar is greater than that of the anode conductive beam, and both ends of the anode conductive copper bar protrude from the anode conductive beam;

[0034] The cathode plate includes a cathode plate, a cathode conductive beam, a cathode hanging ear, and a cathode conductive copper bar. The cathode plate is fixedly arranged below the cathode conductive beam, and the cathode hanging ear is fixedly arranged above the cathode conductive beam. The cathode conductive copper bar is inserted into the cathode conductive beam. The length of the cathode conductive copper bar is greater than the cathode conductive beam, and the two ends of the cathode conductive copper bar protrude from the cathode conductive beam. Such a structure can enable the anode plate and the cathode plate to obtain current supply from the corresponding anode plate conductive device and cathode plate conductive device on both sides, respectively, greatly increasing the contact area between the plate and the conductive device, reducing the contact resistance, and improving the reliability of conduction. When the contact resistance is small, the non-conductive failure rate of the plate is reduced, and the production efficiency is improved. At the same time, due to the small contact resistance, the current increases, and the plate can be increased accordingly. After the plate is increased, under the condition of the same production capacity, the length of the electrolytic cell can be reduced, which is more convenient for mechanization and automation upgrades. When working, the anode plate of the anode plate and the cathode plate of the cathode plate are immersed in the liquid in the electrolytic cell body, and the anode conductive copper bars on both sides of the anode plate are mounted on the anode plate conductive devices on both sides of the electrolytic cell body. Similarly, the cathode conductive copper bars on both sides of the cathode plate are mounted on the cathode plate conductive devices on both sides of the electrolytic cell body. After power is turned on, the anode plate conductive devices and cathode plate conductive devices on both sides simultaneously provide current paths for the corresponding anode plates and cathode plates from both ends, thereby reducing the problem of poor contact of the plates and increasing the current.

[0035] Preferably, an anode plate contact groove corresponding to the first conductive copper bar of the anode plate is provided on the bottom surface of the anode conductive copper bar protruding from one end of the anode conductive beam;

[0036] The bottom surface of the cathode conductive copper bar protruding from one end of the cathode conductive beam is provided with a cathode plate contact groove corresponding to the first conductive copper bar of the cathode plate. Both the anode plate contact groove and the cathode plate contact groove are arc-shaped structures, corresponding to the arc-shaped structures of the first conductive copper bar of the anode plate and the first conductive copper bar of the cathode plate, respectively.

[0037] The electrolysis device of the second application has made significant adjustments to the size of the electrolytic cell, increasing the volume, and increasing the output of a single cell. The process control can realize automated operation, and the process stability is improved, which is beneficial to increasing and stabilizing production. In addition, the number of plates is 1 / 3 to 1 / 6 of that of a small electrolytic cell. It adopts bilateral conduction, the plate conduction current is large, the non-conductivity is low, the plate contact part has a small amount of emission, and can operate with a large current. If it is scaled up, it can operate at ultra-high current intensity. The number of electrolytic cells with the same production capacity is significantly reduced compared with small electrolytic cells, the degree of automation is high, and the operation and maintenance costs are low. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 is a three-dimensional schematic diagram of an electrolytic cell in an embodiment provided in the present application;

[0039] Figure 2 is an exploded schematic diagram of an electrolytic cell in an embodiment provided in the present application;

[0040] Figure 3 is a three-dimensional schematic diagram of an electrolytic cell body in an embodiment provided in the present application;

[0041] Figure 4 is a front view of the electrolytic cell body in the embodiment provided in the present application;

[0042] Figure 5 is a top view of the electrolytic cell body in the embodiment provided in the present application;

[0043] Figure 6 It is a left view of the electrolytic cell body in the embodiment provided in the present application;

[0044] Figure 7 is a partial cross-sectional view of an electrolytic cell body in an embodiment provided in the present application;

[0045] Figure 8 is a three-dimensional schematic diagram of a diaphragm frame in an embodiment provided in the present application;

[0046] Fig. 9 is an exploded schematic diagram of a diaphragm frame in an embodiment provided in the present application;

[0047] Fig.10 is a three-dimensional schematic diagram of an electrolysis device in an embodiment provided in the present application;

[0048] Fig.11 is an exploded schematic diagram of an electrolysis device in an embodiment provided in the present application;

[0049] Fig.12 is a schematic diagram of the three-dimensional structure of the anode plate in the embodiment provided in this application;

[0050] Fig.13 It is a schematic diagram of the three-dimensional structure of the cathode plate in the embodiment provided in this application. DETAILED DESCRIPTION

[0051] In order to make the purpose, technical scheme and advantages of the implementation mode of the present application clearer, the following will be combined with the implementation mode of the present application. Figures 1 to 13, the technical solutions in the embodiments of the present application are clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the present application for protection, but only represents the selected embodiments of the present application. In the description of the present application, it is necessary to understand that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0052] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0053] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0054] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0055] like Figures 1 to 9 As shown, an electrolytic cell comprises an electrolytic cell body 1, a cooling tube 2 is fixedly arranged on the inner wall of the electrolytic cell body 1, and an anode plate conductive device 12 and a cathode plate conductive device 13 are fixedly arranged on both ends of the upper side of the electrolytic cell body 1. The anode plate conductive device 12 is connected to the positive pole of the power supply, and the cathode plate conductive device 13 is connected to the negative pole of the power supply. The anode plate conductive device 12 and the cathode plate conductive device 13 are respectively arranged on both sides of the upper side of the electrolytic cell body 1, and two circuits of power supply can be supplied at the same time, which can increase the contact area between the plate and the conductive device, thereby reducing the resistance and increasing the current, and avoiding poor contact of the plate.

[0056] More specifically, the anode plate conductive device 12 includes a first conductive copper bar 120 of the anode plate and a second conductive copper bar 121 of the anode plate, and the cathode plate conductive device 13 includes a first conductive copper bar 130 of the cathode plate and a second conductive copper bar 131 of the cathode plate. The first conductive copper bar 120 of the anode plate and the first conductive copper bar 130 of the cathode plate are fixedly arranged on one side of the electrolytic cell body 1, and the two are insulated from each other and arranged in parallel. The second conductive copper bar 121 of the anode plate and the second conductive copper bar 131 of the cathode plate are fixedly arranged on the other side of the electrolytic cell body 1, and the two are insulated from each other and arranged in parallel. The first conductive copper bar 120 of the anode plate and the second conductive copper bar 121 of the anode plate are connected to each other through the anode plate connecting copper bar 122. The first conductive copper bar 120 of the anode plate, the second conductive copper bar 121 of the anode plate and the connecting copper bar 122 of the anode plate together form a U-shaped structure in a side view and are arranged in parallel on the frame of the electrolytic cell body 1.

[0057] The cathode plate first conductive copper bar 130 and the cathode plate second conductive copper bar 131 are connected to each other through the cathode plate connecting copper bar 132. The cathode plate first conductive copper bar 130, the cathode plate second conductive copper bar 131 and the cathode plate connecting copper bar 132 together form a U-shaped structure in side view and are arranged in parallel on the frame of the electrolytic cell body 1. The U-shaped structure includes the anode plate first conductive copper bar 120, the anode plate second conductive copper bar 121 and the anode plate connecting copper bar 122 together in side view. The two are U-shaped structures of one large and one small, and do not contact each other or are separated by insulation. This makes it convenient to centrally supply power.

[0058] One end of the anode plate connecting copper bar 122 is fixedly provided with an anode power supply access copper bar 123, and one end of the cathode plate connecting copper bar 132 is fixedly provided with a cathode power supply access copper bar 133. The anode power supply access copper bar 123 and the cathode power supply access copper bar 133 are respectively connected to cables, and the other end of the cable is connected to a power supply.

[0059] In one embodiment, the top surface of the first conductive copper bar 120 of the anode plate is in an arc-shaped structure, the cross section of the second conductive copper bar 121 of the anode plate is in a square structure, the top surface of the first conductive copper bar 130 of the cathode plate is in an arc-shaped structure, and the cross section of the second conductive copper bar 131 of the cathode plate is in a square structure. The first conductive copper bar 120 of the anode plate and the first conductive copper bar 130 of the cathode plate with an arc-shaped top surface and the first conductive copper bar 120 of the anode plate and the first conductive copper bar 130 of the cathode plate with corresponding arc grooves can be automatically corrected according to the gravity of the plates, so that all the plates will not tilt, and because of the arc-shaped surface contact, the contact surface is increased, the contact resistance is updated, and it is more conducive to the conduction of current.

[0060] In addition, a diaphragm frame 3 is placed in the electrolytic cell body 1, and a diaphragm frame bottom positioning block 16 is fixedly arranged on the bottom surface of the inner cavity of the electrolytic cell body 1, and a diaphragm frame top positioning block 17 is detachably arranged on the four sides of the inner cavity of the electrolytic cell body 1. The diaphragm frame 3 includes a diaphragm frame base 30, which is a square container with four closed sides and an open top, and a plate frame bottom plate 31 is fixedly arranged on the top of the diaphragm frame base 30. The plate frame bottom plate 31 is a plate structure, and a plurality of plate through grooves 310 are opened in parallel on it. Support rods 32 are vertically fixedly arranged around the plate frame bottom plate 31, and a plate frame top frame 33 is fixedly arranged on the top of the support rods 32. The plate frame top frame 33 is a square structure, and a plurality of cloth bag support rods 330 are movably arranged in parallel therein, and the cloth bag support rods 330 and the plate through grooves 310 are arranged in parallel and corresponding to each other. The four corners of the top frame 33 of the plate frame are also fixedly arranged with hanging rings 34. The lifting ring 34 is used to lift the entire diaphragm frame 3 for easy installation and cleaning of the inside of the electrolytic cell body 1. The cloth bag support rod 330 is used to clamp the cloth bag on the top frame 33 of the plate frame. The cloth bag support rod 330 is arranged at intervals. The anode plate is inserted into the cloth bag, and the cathode plate is inserted into the cloth bag without the cloth bag. The cloth bag is a structure with a closed bottom and an open top. The bottom passes through the plate slot 310 and is fixedly connected. The bottom opening of the cloth bag is directly connected to the diaphragm frame base 30. The anode mud generated by the anode plate enters the diaphragm frame base 30 as the cloth bag falls. With such a structure, the anode mud can be easily collected and cleaned.

[0061] An overflow port 300 is provided on one side of the diaphragm frame base 30, an overflow pipe 35 is fixedly provided on the overflow port 300, an overflow groove 15 is fixedly provided on the front top of the electrolytic cell body 1, an overflow outlet is provided at the bottom of the overflow groove 15, and the overflow outlet is used to lead out the overflowed liquid for easy discharge.

[0062] When the diaphragm frame 3 is installed in the electrolytic cell body 1, the top end of the overflow pipe 35 corresponds to the overflow trough 15, and the top end of the overflow pipe 35 is located in the overflow trough 15, so that it is convenient to receive the overflowed liquid and anode mud.

[0063] In this embodiment, the electrolytic cell body 1 includes a slot plate 10 constituting the electrolytic cell and a reinforcement frame 11 fixed around the electrolytic cell. There are 5 slot plates 10, which are made of reinforced polypropylene material. The bottom plate and the surrounding side plates together constitute a container with an open top. A drain port 14 is provided at the front bottom of the electrolytic cell body 1. The drain port 14 is used to discharge the liquid in the electrolytic cell body 1 for easy cleaning. The length of the electrolytic cell body 1 is 1500mm~2500mm, the width is 1500mm~2000mm, and the height is 1500mm~2000mm. As the size of the electrolytic cell increases, the volume increases, the output of a single cell is high, the process control can realize automated operation, and the process stability is improved, which is beneficial to increase and stabilize production.

[0064] like Figures 10 to 13 As shown, an electrolysis device based on the above electrolytic cell includes an electrolytic cell, an anode plate 4, and a cathode plate 5. The conductive part of the anode plate 4 is mounted on the anode plate conductive devices 12 on both sides of the electrolytic cell body 1, and the anode plate conductive devices 12 conduct current to the anode plate 4 from both ends respectively, and the conductive part of the cathode plate 5 is mounted on the cathode plate conductive devices 13 on both sides of the electrolytic cell body 1, and the cathode plate conductive devices 13 conduct current to the cathode plate 5 from both ends respectively. More specifically, as Fig.12 and Fig.13 As shown, the anode plate 4 includes an anode plate 40, an anode conductive beam 41, an anode hanging ear 42 and an anode conductive copper bar 43. The anode plate 40 is fixedly arranged below the anode conductive beam 41, the anode hanging ear 42 is fixedly arranged above the anode conductive beam 41, and the anode conductive copper bar 43 is inserted into the anode conductive beam 41; the length of the anode conductive copper bar 43 is greater than the anode conductive beam 41, and both ends of the anode conductive copper bar 43 protrude from the anode conductive beam 41. The cathode plate 5 includes a cathode plate 50, a cathode conductive beam 51, a cathode hanging ear 52 and a cathode conductive copper bar 53. The cathode plate 50 is fixedly arranged below the cathode conductive beam 51, the cathode hanging ear 52 is fixedly arranged above the cathode conductive beam 51, and the cathode conductive copper bar 53 is inserted into the cathode conductive beam 51. The length of the cathode conductive copper bar 53 is greater than the cathode conductive beam 51, and both ends of the cathode conductive copper bar 53 protrude from the cathode conductive beam 51. In addition, an anode conductive copper bar 43 protruding from one end of the anode conductive beam 41 has an anode plate contact groove 430 corresponding to the anode plate first conductive copper bar 120 on the bottom surface; a cathode conductive copper bar 53 protruding from one end of the cathode conductive beam 51 has a cathode plate contact groove 530 corresponding to the cathode plate first conductive copper bar 130 on the bottom surface.

[0065] The anode plate contact groove 430 and the cathode plate contact groove 530 are both arc-shaped structures, corresponding to the arc-shaped structures of the anode plate first conductive copper bar 120 and the cathode plate first conductive copper bar 130, respectively. Such a structure allows the anode plate 4 and the cathode plate 5 to obtain current supply from the corresponding anode plate conductive device 12 and cathode plate conductive device 13 on both sides, respectively, greatly increasing the contact area between the plate and the conductive device, reducing the contact resistance, and improving the reliability of conduction. When the contact resistance is small, the non-conductive failure rate of the plate is reduced, and the production efficiency is improved. At the same time, due to the small contact resistance and the increase of current, the plate can be increased accordingly. After the plate is increased, the length of the electrolytic cell can be reduced under the same production capacity, which is more convenient for mechanization and automation upgrades. When working, the anode plate 40 of the anode plate 4 and the cathode plate 50 of the cathode plate 5 are immersed in the liquid in the electrolytic cell body 1, and the anode conductive copper bars 43 on both sides of the anode plate 4 are mounted on the anode plate conductive devices 12 on both sides of the electrolytic cell body 1. Similarly, the cathode conductive copper bars 53 on both sides of the cathode plate 5 are mounted on the cathode plate conductive devices 13 on both sides of the electrolytic cell body 1. After power is turned on, the anode plate conductive devices 12 and the cathode plate conductive devices 13 on both sides simultaneously provide current paths for the corresponding anode plates 4 and cathode plates 5 from both ends, thereby reducing the problem of poor contact of the plates and increasing the amount of current.

Claims

1. An electrolytic cell, comprising an electrolytic cell body (1), wherein a cooling pipe (2) is fixedly arranged on the inner wall of the electrolytic cell body (1), characterized in that: An anode plate conductive device (12) and a cathode plate conductive device (13) are respectively fixedly provided at both ends of the upper side of the electrolytic cell body (1); The anode plate conductive device (12) is connected to the positive electrode of the power supply, and the cathode plate conductive device (13) is connected to the negative electrode of the power supply; The anode plate conductive device (12) comprises a first anode plate conductive copper bar (120) and a second anode plate conductive copper bar (121); The cathode plate conductive device (13) comprises a cathode plate first conductive copper bar (130) and a cathode plate second conductive copper bar (131); The anode plate first conductive copper bar (120) and the cathode plate first conductive copper bar (130) are fixedly arranged on one side of the electrolytic cell body (1), and are insulated from each other and arranged in parallel; The anode plate second conductive copper bar (121) and the cathode plate second conductive copper bar (131) are fixedly arranged on the other side of the electrolytic cell body (1), and are insulated from each other and arranged in parallel; The anode plate first conductive copper bar (120) and the anode plate second conductive copper bar (121) are connected to each other via an anode plate connecting copper bar (122); The cathode plate first conductive copper bar (130) and the cathode plate second conductive copper bar (131) are connected to each other via a cathode plate connecting copper bar (132); An anode power supply access copper bar (123) is fixedly provided at one end of the anode plate connecting copper bar (122), and a cathode power supply access copper bar (133) is fixedly provided at one end of the cathode plate connecting copper bar (132); The top surface of the anode plate first conductive copper bar (120) is in an arc-shaped structure, and the cross-section of the anode plate second conductive copper bar (121) is in a square structure; The top surface of the first conductive copper bar (130) of the cathode plate is in an arc-shaped structure, and the cross-section of the second conductive copper bar (131) of the cathode plate is in a square structure; A diaphragm frame (3) is placed in the electrolytic cell body (1); The bottom surface of the inner cavity of the electrolytic cell body (1) is fixedly provided with a diaphragm frame bottom positioning block (16), and the upper periphery of the inner cavity of the electrolytic cell body (1) is detachably provided with a diaphragm frame top positioning block (17); The diaphragm frame (3) comprises a diaphragm frame base (30), the diaphragm frame base (30) being a square container with four closed sides and an open top, and a plate frame bottom plate (31) being fixedly arranged on the top of the diaphragm frame base (30); The plate frame bottom plate (31) is a plate structure, on which a plurality of plate through grooves (310) are provided in parallel, support rods (32) are vertically fixedly provided around the plate frame bottom plate (31), a plate frame top frame (33) is fixedly provided on the top of the support rods (32), the plate frame top frame (33) is in a square-shaped structure, and a plurality of cloth bag support rods (330) are movably provided in parallel therein, the cloth bag support rods (330) and the plate through grooves (310) are provided in parallel and corresponding manner to each other.

2. The electrolytic cell according to claim 1, characterized in that: An overflow port (300) is provided on one side of the diaphragm frame base (30), and an overflow pipe (35) is fixedly arranged on the overflow port (300); An overflow groove (15) is fixedly arranged at the front top of the electrolytic cell body (1), and an overflow outlet is provided at the bottom of the overflow groove (15); When the diaphragm frame (3) is installed in the electrolytic cell body (1), the top end of the overflow pipe (35) corresponds to the overflow groove (15).

3. The electrolytic cell according to claim 1, characterized in that: Hanging rings (34) are also fixedly provided at the four upper corners of the pole plate frame top frame (33).

4. The electrolytic cell according to claim 1, 2 or 3, characterized in that: The electrolytic cell body (1) comprises a cell plate (10) constituting the electrolytic cell and a reinforcement frame (11) fixedly surrounding the electrolytic cell; The electrolytic cell body (1) has a liquid discharge port (14) at the front bottom. The electrolytic cell body (1) has a length of 1500 mm to 2500 mm, a width of 1500 mm to 2000 mm, and a height of 1500 mm to 2000 mm.

5. An electrolysis device based on the electrolytic cell according to claim 4, characterized in that: It comprises an electrolytic cell, an anode plate (4), and a cathode plate (5); The conductive part of the anode plate (4) is mounted on anode plate conductive devices (12) on both sides of the electrolytic cell body (1), and the anode plate conductive devices (12) conduct current to the anode plate (4) from both ends respectively; The conductive portion of the cathode plate (5) is mounted on cathode plate conductive devices (13) on both sides of the electrolytic cell body (1), and the cathode plate conductive devices (13) conduct current to the cathode plate (5) from both ends.

6. The electrolysis device according to claim 5, characterized in that: The anode plate (4) comprises an anode plate (40), an anode conductive beam (41), an anode hanging ear (42) and an anode conductive copper bar (43); the anode plate (40) is fixedly arranged below the anode conductive beam (41), the anode hanging ear (42) is fixedly arranged above the anode conductive beam (41), and the anode conductive copper bar (43) is inserted into the anode conductive beam (41); the length of the anode conductive copper bar (43) is greater than that of the anode conductive beam (41), and both ends of the anode conductive copper bar (43) protrude from the anode conductive beam (41); The cathode plate (5) comprises a cathode electrode plate (50), a cathode conductive beam (51), a cathode hanging ear (52), and a cathode conductive copper bar (53); the cathode electrode plate (50) is fixedly arranged below the cathode conductive beam (51); the cathode hanging ear (52) is fixedly arranged above the cathode conductive beam (51); the cathode conductive copper bar (53) is inserted into the cathode conductive beam (51); the length of the cathode conductive copper bar (53) is greater than that of the cathode conductive beam (51), and both ends of the cathode conductive copper bar (53) protrude from the cathode conductive beam (51).

7. The electrolysis device according to claim 6, characterized in that: An anode plate contact groove (430) corresponding to the anode plate first conductive copper bar (120) is provided on the bottom surface of the anode conductive copper bar (43) protruding from one end of the anode conductive beam (41); A cathode plate contact groove (530) corresponding to the cathode plate first conductive copper bar (130) is provided on the bottom surface of the cathode conductive copper bar (53) protruding from one end of the cathode conductive beam (51).

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