Simple pole plate hoisting device for copper electrodeposition

By using the bracket and lifting components of the simple lifting device for copper electrolytic plates, the problem of anode plate straightening that is not suitable for overhead cranes has been solved. This allows for the separate straightening of anode plates without reducing the current, ensuring the normal operation of the electrolytic cell and improving both production and safety.

CN223983362UActive Publication Date: 2026-03-10HUAGANG MINING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-08
Publication Date
2026-03-10

AI Technical Summary

Technical Problem

The overhead cranes in the existing copper electrowinning workshop are not suitable for anode plate straightening, which causes the anode plates to bend, affecting the output and safety of cathode copper. In addition, the lifting process requires a reduction in electrowinning current, which also affects output.

Method used

A simple lifting device for copper electrode plates is designed, including a bracket, a positioning component, and a lifting component. The anode plate is moved by the support legs and rollers, fixed by the positioning component, and lifted by the lifting component, ensuring that the anode plate is accurately positioned without adjustment.

Benefits of technology

This technology enables individual anode plate alignment without reducing current, ensuring normal operation of the electrolytic cell, improving output and safety, and simplifying the operation process.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a simple pole plate hoisting device for copper electrodeposition, which belongs to the technical field of copper electrodeposition and comprises a support used for being stably supported on the ground, a positioning component and a hoisting component, the positioning component and the hoisting component are arranged on the support, and the support comprises a cross beam, support legs arranged at two ends of the cross beam and rollers arranged at the bottom ends of the support legs. The device is simple in structure, simple and easy to operate during use, low in requirement for the proficiency of workers, capable of achieving rapid movement of the whole support through the rollers at the bottoms of the supporting legs, compact in whole device structure and more convenient to use in a copper electrodeposition workshop with a complex structure. Meanwhile, before the anode plates are hoisted through the hoisting assembly, the support can be fixed to the current position through the positioning assembly, it is ensured that the preset distance is kept between the anode plates and the cathode plates, the positions of the anode plates do not need to be additionally adjusted after correction, the device hoists and corrects the single anode plate at a time, electrodeposition current does not need to be reduced, and the production efficiency is improved. And normal work of the electrolytic cell is not affected.
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Description

Technical Field

[0001] This utility model relates to the field of copper electrowinning technology, specifically a simple hoisting device for copper electrowinning plates. Background Technology

[0002] In the hydrometallurgical copper smelting process, the electrodeposition process is a key step in producing metallic copper. This process involves immersing a stainless steel cathode plate and a Pb-Sn-Ca alloy anode plate in an electrolyte, and applying a specific voltage to the electrodes to induce Cu in the electrolyte to undergo electrolytic oxidation. 2 +Deposited on the cathode;

[0003] The electrode spacing is a key process parameter in copper electrodeposition production. Its size directly affects the distribution of the electric field and the electrodeposition rate of copper. When the anode is bent, the bottom electrode spacing will shrink, resulting in uneven electric field distribution, excessively fast bottom copper electrodeposition rate, generation of coarse particles, and in severe cases, even short circuit of the electrode plate.

[0004] During the production of electrode plates, anode plates often deform due to stress, and may also deform due to compression during transportation, mainly manifested as bottom bending. There are a large number of anode plates in the copper electrowinning workshop. If the number of bent anode plates is too large, it will seriously affect the output and quality of cathode copper and cause safety hazards such as fire. It is necessary to carry out centralized correction.

[0005] Because a single anode plate weighs as much as 115-120kg, it is extremely difficult to lift and straighten it manually. Therefore, hoisting fixtures are required to lift the anode plates before straightening them. However, the overhead crane structure currently used in the copper electrowinning workshop is special. It contains multiple hooks for connecting anode plates, and the hooks move synchronously. When using the overhead crane for hoisting and straightening, multiple anode plates are lifted at once. At this time, the electrowinning current must be reduced, which affects the output of electrowinning copper. At the same time, the anode plates are straightened manually with tools. After lifting multiple anode plates with the overhead crane, they can only be straightened one by one. Therefore, the overhead crane in the workshop is not suitable for the straightening of anode plates.

[0006] Based on this, this utility model designs a simple hoisting device for copper electrode plates to solve the above problems. Utility Model Content

[0007] This invention provides a simple hoisting device for copper electrode plates, which solves the technical problem that the overhead crane in the current copper electrodeposition workshop is not suitable for anode plate straightening.

[0008] According to one aspect of the present invention, a simple hoisting device for copper electrowinning plates is provided, comprising a bracket for supporting on the ground, and a positioning component and a hoisting component disposed on the bracket; the bracket includes a crossbeam, legs disposed at both ends of the crossbeam, and rollers disposed at the bottom ends of the legs, the legs being used to span the crossbeam across an electrolytic cell; the positioning component is disposed on the legs and is used to abut against the electrolytic cell to fix the bracket; the hoisting component is disposed on the crossbeam for hoisting the plate.

[0009] As a further embodiment of this utility model, the positioning component includes multiple contact rods, which are arranged in two groups on two legs at both ends of the crossbeam for contacting the sides of the electrolytic cell to fix the bracket.

[0010] As a further embodiment of this utility model, an adjusting cylinder for mounting a contact rod is fixed on the support leg. The contact rod passes through the adjusting cylinder and engages with the adjusting cylinder threadedly. The contact rod is driven to rotate and moves in the direction of approaching or moving away from the electrolytic cell through the threaded engagement during rotation.

[0011] As a further embodiment of this utility model, a contact plate is rotatably provided at one end of the contact rod that abuts against the electrolytic cell, and a flexible contact layer for abutting against the electrolytic cell is provided on the contact plate.

[0012] As a further embodiment of this utility model, the hoisting assembly includes a drive unit and two lifting units spaced apart along the length of the crossbeam. The drive unit is mounted on the crossbeam to drive the two lifting units to slide and be fixed along the length of the crossbeam.

[0013] As a further embodiment of this utility model, the drive unit includes a load-bearing rod fixed on the crossbeam for bearing weight, a mounting base slidably disposed on the load-bearing rod for mounting the lifting unit, and an adjusting screw rotatably disposed on the crossbeam. The load-bearing rod and the adjusting screw are both parallel to the crossbeam, and the adjusting screw is threadedly connected to the mounting base for driving the mounting base to move.

[0014] As a further embodiment of this utility model, two mounting seats are provided, and the two mounting seats are connected to the two lifting units one by one. The two mounting seats are threadedly connected to the same adjusting screw. The adjusting screw has two sections of threads with opposite directions at both ends, and the two mounting seats are connected to the two sections of threads on the adjusting screw one by one.

[0015] As a further embodiment of this utility model, the crossbeam is provided with four legs, which are located at the four corners of the crossbeam, and the lower ends of the four legs are offset away from the center of the crossbeam.

[0016] As a further embodiment of this utility model, a diagonal brace is fixedly provided between the support leg and the crossbeam, and a reinforcing rod is fixedly connected between two support legs located on the same side in the length direction of the crossbeam.

[0017] A copper electrolytic electrolysis device includes an electrolytic cell and a simple hoisting device for the aforementioned copper electrolytic plates.

[0018] This utility model has the following beneficial effects:

[0019] This device has a simple structure and is easy to operate, requiring minimal operator skill. The entire support frame can be quickly moved using the rollers at the bottom of the support legs. Its compact structure makes it particularly convenient for use in complex copper electrowinning workshops. Before lifting the anode plate using the hoisting components, the support frame can be fixed in its current position using the positioning components. This ensures that the anode plate's position remains unchanged after being lifted, corrected, and reassembled into the electrolytic cell, maintaining a preset distance between the anode and cathode plates. No additional adjustment of the anode plate's position after correction is required. Furthermore, this device can lift and correct a single anode plate at a time without reducing the electrowinning current, thus not affecting the normal operation of the electrolytic cell.

[0020] In addition to the objectives, features, and advantages described above, this utility model has other objectives, features, and advantages. The present utility model will now be described in further detail with reference to the figures. Attached Figure Description

[0021] The accompanying drawings, which form part of this application, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an undue limitation of the present invention. In the drawings:

[0022] Figure 1 This is a front view structural diagram of the present invention;

[0023] Figure 2 This is a side view of the structure of this utility model;

[0024] Figure 3 This is a top view of the crossbeam structure in this utility model.

[0025] Legend:

[0026] 1. Crossbeam; 2. Mounting base; 3. Lifting unit; 4. Outrigger; 5. Roller seat; 6. Roller; 7. Reinforcing rod; 8. Diagonal brace; 9. Adjusting screw; 10. Load-bearing rod; 11. Drive motor; 12. Contact rod; 13. Adjusting cylinder; 14. Contact plate; 15. Flexible contact layer. Detailed Implementation

[0027] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, the present invention can be implemented in many different ways as defined and covered below.

[0028] Please see Figure 1-3 This utility model provides a technical solution: a simple hoisting device for copper electrowinning plates, including a support for stable support on the ground, and a positioning component and a hoisting component on the support; the support includes a crossbeam 1, legs 4 at both ends of the crossbeam 1, and rollers 6 at the bottom of the legs 4. The legs 4 are used to support the crossbeam 1 across the electrolytic cell and above the electrolytic cell. The positioning component is provided on the legs 4 to abut against the electrolytic cell and fix the support before hoisting. The hoisting component is provided on the crossbeam 1 to hoist the plate.

[0029] The support frame includes a crossbeam 1 and legs 4 at both ends of the crossbeam 1. Thus, a space for accommodating the electrolytic cell is formed between the bottom of the crossbeam 1 and the legs 4 at both ends of the crossbeam 1. The crossbeam 1 can be erected across the electrolytic cell and placed above the electrolytic cell by the legs 4 at both ends of the crossbeam 1. Rollers 6 are provided below the legs 4. The entire support frame can move along the length of the electrolytic cell, so that the crossbeam 1 can be moved to the anode plates at different positions in the electrolytic cell to lift the anode plates at different positions in the electrolytic cell. The entire support frame is easy to move. At the same time, a lifting assembly is installed on the crossbeam 1. The lifting assembly can lift the anode plates that need to be corrected in the electrolytic cell, which is convenient for the staff to correct the anode plates. Before the anode plates are lifted, the positioning assembly installed on the legs 4 can fix the position of the support frame, ensuring that the position of the support frame will not change during the lifting and lowering of the anode plates, thereby ensuring that the position of the anode plates will not change.

[0030] In use, the support is moved from both ends of the electrolytic cell toward the middle of the electrolytic cell, so that the legs 4 at both ends of the crossbeam 1 are distributed on both sides of the electrolytic cell, and the crossbeam 1 spans the electrolytic cell and is placed on the electrolytic cell. Then, the support is moved to the position of the anode plate to be corrected, so that the crossbeam 1 is moved directly above the anode plate to be corrected. After the support is moved into place, the support is fixed in the current position by the positioning component. Next, the anode plate is lifted and corrected by the hoisting component and then placed back into the electrolytic cell to complete the correction of a single electrolytic cell. Then, the positioning component is released to fix the position of the support, and the support is moved to move the crossbeam 1 to the next anode plate to be corrected. This process is repeated to correct the anode plates to be corrected one by one in the electrolytic cell.

[0031] This device has a simple structure and is easy to operate, requiring minimal operator skill. The entire support frame can be quickly moved via the rollers 6 at the bottom of the support legs 4. The compact structure of the device makes it more convenient to use in complex copper electrowinning workshops. Before lifting the anode plate using the hoisting components, the support frame can be fixed in its current position using the positioning components. This ensures that the position of the anode plate will not change after it is lifted, corrected, and reassembled into the electrolytic cell, maintaining a preset distance between the anode and cathode plates. No additional adjustment of the anode plate position is required after correction. Furthermore, this device can lift and correct a single anode plate at a time without reducing the electrowinning current, thus not affecting the normal operation of the electrolytic cell.

[0032] like Figure 1 As shown, a roller seat 5 is provided at the bottom of the support leg 4, and a roller 6 is installed on the roller seat 5 at the bottom of the support leg 4.

[0033] Specifically, the positioning assembly includes multiple contact rods 12, which are arranged in two groups on the two legs 4 at both ends of the crossbeam 1 to abut against the sides of the electrolytic cell to fix the support.

[0034] like Figure 1-2 As shown, the positioning assembly includes multiple contact rods 12, which are divided into two groups. One group is located on the support leg 4 at the left end of the crossbeam 1, and the other group is located on the support leg 4 at the right end of the crossbeam 1. When the bracket is in use, the support legs 4 at both ends of the crossbeam 1 will be located on both sides of the electrolytic cell. At this time, the two groups of contact rods 12 are also distributed on both sides of the electrolytic cell. The contact rods 12 can abut against both sides of the electrolytic cell to fix the position of the bracket, thereby ensuring that the bracket does not move during the subsequent lifting and reinstallation of the anode plate, and ensuring the accuracy of the position of the anode plate after reinstallation.

[0035] Furthermore, an adjusting cylinder 13 for mounting the contact rod 12 is fixed on the support leg 4. The contact rod 12 passes through the adjusting cylinder 13 and is threadedly engaged with the adjusting cylinder 13. The contact rod 12 is driven to rotate and moves in the direction of approaching or moving away from the electrolytic cell through the threaded engagement during rotation.

[0036] like Figure 1-2 As shown, each of the legs 4 at both ends of the crossbeam 1 is equipped with an adjusting cylinder 13. The inner circumferential surface of the adjusting cylinder 13 is threaded internally, while the outer circumferential surface of the contact rod 12 is threaded externally. The contact rod 12 and the adjusting cylinder 13 are sized to match. The external thread of the contact rod 12 can mesh with the internal thread of the adjusting cylinder 13. The adjusting cylinder 13 is horizontal and faces the center of the crossbeam 1. When the contact rod 12 rotates, it moves inside the adjusting cylinder 13 under the drive of the thread, thereby moving the contact rod 12 closer to or away from the center of the crossbeam 1 along its length. This allows the two sets of contact rods 12 to move closer to or further away from each other, thus achieving contact or disengagement between the contact rod 12 and the electrolytic cell. The structure is simple and easy to use.

[0037] like Figure 1 As shown, further, a contact plate 14 is rotatably provided at the end of the contact rod 12 that abuts against the electrolytic cell. A flexible contact layer 15 is provided on the contact plate 14 for abutting against the electrolytic cell. The contact rod 12 contacts the side of the electrolytic cell through the flexible contact layer 15. The flexible contact layer 15 can adapt to the shape of the side of the electrolytic cell, thereby increasing the friction when the contact rod 12 contacts the side of the electrolytic cell and increasing the stability after the support is fixed. The contact plate 14 is rotatably provided on the contact rod 12, and the rotation axis of the contact plate 14 coincides with the central axis of the contact rod 12, ensuring that the contact rod 12 can continue to rotate after the flexible contact layer 15 contacts the side of the electrolytic cell, increasing the clamping force of the clamping rod on the electrolytic cell and increasing the stability after the support is fixed.

[0038] Specifically, the hoisting assembly includes a drive unit and two lifting units 3 spaced apart along the length of the crossbeam 1. The drive unit is located on the crossbeam 1 and is used to drive the two lifting units 3 to slide and be fixed along the length of the crossbeam 1.

[0039] like Figure 3 As shown, the hoisting assembly includes a drive unit and two lifting units 3. The lifting units 3 are spaced apart along the length of the crossbeam 1. The two lifting units 3 are used to connect to the hanging rods at both ends of the top of the anode plate respectively, and simultaneously lift the anode plate upwards to prevent tilting and swaying when the anode plate is lifted, thus ensuring the stability of the anode plate during the hoisting process. At the same time, the drive unit can drive the lifting units 3 to slide and fix them along the length of the crossbeam 1. The distance between the two anode plates can be adjusted by the drive unit to accommodate anode plates of different sizes, thereby increasing the applicability of this device.

[0040] Lifting unit 3 is existing technology in this field, such as Figure 1 As shown, in this example, lifting unit 3 is a hand chain hoist.

[0041] Specifically, such as Figure 3 As shown, the drive unit includes a load-bearing rod 10 fixed on the crossbeam 1 for bearing the load, a mounting base 2 slidably disposed on the load-bearing rod 10 for mounting the lifting unit 3, and an adjusting screw 9 rotatably disposed on the crossbeam 1. The load-bearing rod 10 and the adjusting screw 9 are both parallel to the crossbeam 1. The adjusting screw 9 is threadedly connected to the mounting base 2 for driving the mounting base 2 to move.

[0042] By adjusting the rotation of the screw 9, the mounting base 2 can be driven to move on the load-bearing rod 10. The lifting unit 3 is fixed at the bottom of the mounting base 2, so the movement of the mounting base 2 drives the lifting unit 3 to move, thereby realizing the adjustment of the distance between the two lifting units 3.

[0043] like Figure 3As shown, there are two load-bearing rods 10, and the adjusting screw 9 is located between the load-bearing rods 10. The load is supported by the two load-bearing rods 10 to ensure the stability of the device during use. At the same time, the load-bearing rods 10 are also used to limit the rotation of the mounting base 2 to ensure that the mounting base 2 does not rotate synchronously with the adjusting screw 9 when the adjusting screw 9 rotates.

[0044] like Figure 3 As shown, a drive motor 11 is fixedly installed on the crossbeam 1. The drive motor 11 is used to drive the adjusting screw 9 to rotate, thereby adjusting the distance between the two lifting units 3. Before use, the drive motor 11 can be powered on, and then the two lifting units 3 can be adjusted to a suitable distance by the drive motor 11. After that, the drive motor 11 can be powered off to prevent the power supply line of the drive motor 11 from affecting the movement of the support. If the position of the lifting unit 3 is misaligned with the anode plate during subsequent use, the position of the lifting unit 3 can be adjusted by adjusting the position of the support.

[0045] There are two mounting bases 2, and the two mounting bases 2 are connected to the two lifting units 3 in a one-to-one correspondence;

[0046] Figure 3 The first example of the adjusting screw 9 is shown. In this example, two mounting seats 2 are threadedly connected to the same adjusting screw 9. The adjusting screw 9 has two sections of threads with opposite directions at both ends. The two mounting seats 2 are connected one-to-one with the two sections of threads on the adjusting screw 9.

[0047] The two mounting seats 2 are moved by an adjusting screw 9. Since the adjusting screw 9 has two opposite threads and the two mounting seats 2 are connected to the two threads in a one-to-one correspondence, it can be ensured that the two mounting seats 2 always move synchronously in opposite directions, and the symmetrical center position of the two mounting seats 2 remains unchanged during the movement of the mounting seats 2.

[0048] Alternatively, the two mounting seats 2 can be adjusted using two adjusting screws 9. The two mounting seats 2 are connected one-to-one with the two adjusting screws 9, thus enabling individual adjustment of each mounting seat 2.

[0049] Specifically, such as Figure 1-2 As shown, four legs 4 are provided on the crossbeam 1. The four legs 4 are located at the four corners of the crossbeam 1, and the lower ends of the four legs 4 are offset away from the center of the crossbeam 1, so that the two adjacent legs 4 are in a figure-eight shape, thereby increasing the support area at the bottom of the legs 4 and increasing the overall stability.

[0050] Furthermore, such as Figure 1As shown, a diagonal brace 8 is fixedly installed between the support leg 4 and the crossbeam 1. The diagonal brace 8 faces the center of the crossbeam 1 along its length. The crossbeam 1 and the support leg 4 are connected by the diagonal brace 8, which faces the center of the crossbeam 1 along its length, thereby increasing the connection strength between the support leg 4 and the crossbeam 1 along the length of the crossbeam 1 and increasing the overall stability.

[0051] Furthermore, such as Figure 2 As shown, a reinforcing rod 7 is fixedly connected between two legs 4 located on the same side along the length of the crossbeam 1 to increase the overall stability;

[0052] like Figure 2 As shown, the adjusting cylinder 13 is fixedly mounted on the reinforcing rod 7.

[0053] A copper electrolytic electrolysis device includes an electrolytic cell and the aforementioned simple hoisting device for copper electrolytic plates.

[0054] It should be noted that, for the sake of simplicity, the foregoing method embodiments are all described as a series of actions. However, those skilled in the art should understand that this application is not limited to the described order of actions, as some steps may be performed in other orders or simultaneously according to this application. Furthermore, those skilled in the art should also understand that the embodiments described in the specification are preferred embodiments, and the actions and modules involved are not necessarily essential to this application.

[0055] The above are merely preferred embodiments of this utility model and are not intended to limit the scope of this utility model. Various modifications and variations can be made to this utility model by those skilled in the art. Any modifications, equivalent substitutions, or improvements made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

[0056] Finally, it should be noted that in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising one..." does not exclude the presence of other identical elements in the process, method, article, or apparatus that includes said element.

Claims

1. A simple hoisting device for copper electrodeposition plate, characterized in that, The utility model relates to a simple and easy lifting device for copper electrodeposition plate, which comprises a support frame, a positioning assembly and a lifting assembly. The support frame comprises a crossbeam (1), support legs (4) arranged at both ends of the crossbeam (1), and rollers (6) arranged at the bottom ends of the support legs (4), wherein the support legs (4) are used to crossly erect the crossbeam (1) above an electrolytic cell. The positioning assembly is arranged on the support legs (4) and used to abut against the electrolytic cell to fix the support frame. The lifting assembly is arranged on the crossbeam (1) and used to lift the electrode plate. The positioning assembly comprises a plurality of contact rods (12), wherein the plurality of contact rods (12) are arranged on the two support legs (4) at both ends of the crossbeam (1) and used to abut against both sides of the electrolytic cell to fix the support frame.

2. A simple hoisting device for copper electrodeposition plate according to claim 1, characterized in that: An adjusting cylinder (13) for mounting the contact rod (12) is fixedly arranged on the support leg (4), the contact rod (12) is arranged in the adjusting cylinder (13) and threadedly engaged with the adjusting cylinder (13), and the contact rod (12) is used to be driven to rotate and move in the direction of approaching or moving away from the electrolytic cell when rotating.

3. A simple hoisting device for copper electrodeposition plate according to claim 2, characterized in that: A contact plate (14) is arranged at the end of the contact rod (12) for abutting against the electrolytic cell, and a flexible contact layer (15) for abutting against the electrolytic cell is arranged on the contact plate (14).

4. A simple hoisting device for copper electrodeposition plate according to claim 3, characterized in that: The lifting assembly comprises a driving unit and two lifting units (3) arranged at intervals along the length direction of the crossbeam (1), wherein the driving unit is arranged on the crossbeam (1) and used to drive the two lifting units (3) to slide along the length direction of the crossbeam (1) and be fixed.

5. A simple hoisting device for copper electrodeposition plate according to claim 1, characterized in that: The driving unit comprises a load-bearing rod (10) fixedly arranged on the crossbeam (1) and used to bear a load, a mounting seat (2) slidingly arranged on the load-bearing rod (10) and used to mount the lifting unit (3), and an adjusting screw rod (9) rotatably arranged on the crossbeam (1), wherein the load-bearing rod (10) and the adjusting screw rod (9) are parallel to the crossbeam (1), and the adjusting screw rod (9) is threadedly connected with the mounting seat (2) and used to drive the mounting seat (2) to move.

6. A simple hoisting device for copper electrodeposition plate according to claim 5, characterized in that: The mounting seat (2) is arranged in two, the two mounting seats (2) are one-to-one connected with the two lifting units (3), the two mounting seats (2) are threadedly connected on the same adjusting screw rod (9), the adjusting screw rod (9) has two sections of threads with opposite rotation directions at both ends, and the two mounting seats (2) are one-to-one connected with the two sections of threads on the adjusting screw rod (9).

7. A simple hoisting device for copper electrodeposition plate according to claim 6, characterized in that: The crossbeam (1) is provided with four support legs (4), the four support legs (4) are arranged at four corners of the crossbeam (1), and the lower ends of the four support legs (4) are offset away from the center of the crossbeam (1).

8. A simple hoisting device for copper electrodeposition plate according to claim 1, characterized in that: An inclined support rod (8) is fixedly arranged between the support leg (4) and the crossbeam (1), and a reinforcing rod (7) is fixedly connected between two support legs (4) on the same side in the length direction of the crossbeam (1).

9. A simple hoisting device for copper electrodeposition plate according to claim 8, characterized in that: The utility model also relates to a simple and easy lifting device for copper electrodeposition plate.

10. A copper electrowinning electrolytic plant comprising an electrolytic cell, characterised in that: ​