Plate carrying machine for cathode and anode plates of nickel production tank

Abstract

The utility model relates to the technical field of nickel hydrometallurgy equipment, in particular to a nickel production tank cathode and anode plate carrying machine. According to the specific technical scheme, the nickel production tank cathode and anode plate carrying machine comprises a cross beam, supporting legs are hinged to the two ends of the cross beam respectively, and a connecting pull rod is hinged between the two supporting legs located at the same end of the cross beam; a lifting hook mechanism and a hoisting mechanism for driving the lifting hook mechanism to ascend and descend are connected to the lower portion of the cross beam through a fixed pulley and a steel wire rope, and arc notches are formed in the bottoms of the supporting legs and matched with the conductive rods. The plate lifting machine has the advantages that the lifting process is safe and stable, labor is saved, intermittent operation can be achieved, and the plate lifting machine can be folded and is convenient to carry.

Description

Technical Field

[0001] The utility model relates to the technical field of nickel hydrometallurgical equipment, in particular to a nickel production tank cathode and anode plate lifting machine. Background Art

[0002] During the nickel hydrometallurgical process, on the one hand, the cathode plate needs to be regularly taken out of the electrolytic cell to check the plate surface for flatness to prevent the plate from bending and affecting the appearance quality of the electro-nickel. On the other hand, when the anode plate has quality defects, the anode plate often breaks and falls into the electrolytic cell, and the broken anode plate needs to be fished out. The weight of the cathode plate or the anode plate is more than 40kg, and there is a large gap between the positive and negative plates. Currently, both operation methods are manually operated by employees, which have problems such as high labor intensity and easy bumps and squeezes. Summary of the invention

[0003] Aiming at the deficiencies of the prior art, the utility model provides a plate lifting machine for cathode and anode plates of a nickel production tank.

[0004] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0005] The utility model discloses a nickel production tank cathode and anode plate lifting machine, comprising a cross beam, legs are hinged at both ends of the cross beam, two legs are hinged at both ends of the cross beam, a connecting pull rod is hinged between the two legs at the same end of the cross beam, a hook mechanism and a lifting mechanism for driving the hook mechanism to rise and fall are connected below the cross beam through a fixed pulley and a steel wire rope, arc notches are provided at the bottoms of the legs, and are adapted to conductive rods.

[0006] Preferably, a bearing is fixedly passed through the top of the supporting leg, and fixed shafts are arranged at both ends of the crossbeam, and the fixed shafts pass through the inner ring of the bearing and are interference fit.

[0007] Preferably, the connecting rod comprises two connecting rods hinged to each other, and the other ends of the two connecting rods are hinged to the supporting legs respectively, and the hinged parts are close to the middle parts of the supporting legs.

[0008] Preferably, the fixed pulley is arranged at the bottom of the cross beam and is provided in plurality, respectively located in the middle of the cross beam and near both ends thereof, and the steel wire rope passes through the fixed pulleys in sequence and is connected to the lifting mechanism.

[0009] Preferably, a movable pulley is provided on the steel wire rope between the two fixed pulleys, and the two movable pulleys are connected to the hook mechanism.

[0010] Preferably, the lifting mechanism includes a fixed plate arranged on the support leg, an output shaft is fixed on the fixed plate through a bearing, a rope winding wheel is arranged at one end of the output shaft, and a ratchet is sleeved on the other end, an active rocker is arranged at the end of the output shaft provided with the ratchet, and a check pawl is hinged on the fixed plate and meshes with the ratchet.

[0011] Preferably, a hook is provided on the movable pulley, a lifting ring is provided on the top of the lifting hook mechanism, and the hook is connected to the lifting ring.

[0012] Preferably, the conductive rods are arranged on the electrolytic cell, the conductive rods are connected with pole plates, the legs are fixed on the electrolytic cell by clamping with the conductive rods, the hook mechanism is operated to fix the conductive rod to be taken out, and it is lifted out by the lifting mechanism.

[0013] Preferably, the hook mechanism comprises a balance beam, the lifting ring is arranged on the top of the balance beam, and a hook is rotatably arranged on the bottom of the balance beam via a bearing.

[0014] Preferably, a guide groove is provided at the inner top of the balance beam, a bearing is provided at the top of the hook, the bearing is placed in the guide groove and slides along the guide groove, and a guide hole corresponding to the guide groove is provided at the bottom of the balance beam for the hook to extend out.

[0015] The utility model has the following beneficial effects:

[0016] The utility model reduces the manual lifting force required by multiples through the combination of multiple fixed pulleys, movable pulleys and wire ropes. At the same time, through the cooperation of the ratchet and the non-return pawl, the lifting of the lifting plate becomes an intermittent process, and it can prevent the plate from falling back into the electrolytic cell due to insufficient force during the lifting process. In addition, the legs and the crossbeam, and the legs are all hinged, which saves effort and makes the utility model foldable and easy to carry; moreover, it has the advantages of simple processing and manufacturing, and convenient use and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a structural diagram of the lifting mechanism;

[0019] Figure 3 is a schematic diagram of the outrigger structure;

[0020] Figure 4 It is a schematic diagram of the hook mechanism structure;

[0021] In the figure: 1. electrolytic cell; 2. conductive rod; 3. support leg; 4. connecting rod; 5. balance beam; 6. fixed pulley; 7. movable pulley; 8. lifting mechanism; 9. hook mechanism; 10. wire rope; 81. ratchet; 82. non-return pawl; 83. rope reel; 84. active rocker; 85. fixed plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Unless otherwise specified, the technical means used in the embodiments are conventional means well known to those skilled in the art.

[0024] refer to Figure 1-Figure 3 The utility model discloses a nickel production tank cathode plate lifting machine, including a crossbeam 5, fixed shafts are arranged at both ends of the crossbeam, legs 3 are hinged at both ends of the crossbeam 5 through the fixed shaft, and two legs 3 are hinged at each end, the two legs are symmetrically arranged, and both are rotatably connected with the fixed shaft. Specifically: a through hole is opened at the top of the leg, a bearing is fixed in the through hole, the fixed shaft passes through the inner ring of the bearing and is interference fit, so that the leg is rotatably connected with the fixed shaft under the action of the bearing. A connecting rod 4 is hinged between the two legs 3 at the same end of the crossbeam 5, and the connecting rod 4 includes two mutually hinged connecting rods, which are hinged by a connecting pin, and the other two ends are hinged to the legs respectively, and the hinge is close to the middle of the leg 3, so that the whole lifting machine can be folded for easy carrying. A circular arc notch is arranged at the bottom of the leg 3, and it is adapted to the conductive rod 2, so that the whole lifting machine is fixed on the electrolytic cell.

[0025] Furthermore, a hook mechanism 9 and a lifting mechanism 8 for driving the hook mechanism 9 to rise and fall are connected below the cross beam 5 through a fixed pulley 6 and a steel wire rope 10, wherein the fixed pulley 6 is arranged at the bottom of the cross beam 5 and is provided in multiple numbers, and three are provided in this embodiment, which are respectively located in the middle of the cross beam 5 and near both ends thereof, and the steel wire rope 10 passes through the fixed pulley 6 in sequence and is connected to the lifting mechanism 8. Furthermore, a movable pulley 7 is arranged on the steel wire rope 10 located between the two fixed pulleys 6, and the two movable pulleys 7 are connected to the hook mechanism 9. The steel wire rope passes through the fixed pulley 6, the movable pulley 7 and the hook mechanism 9 and is connected to the lifting mechanism 8.

[0026] Specifically: the lifting mechanism 8 includes a fixed plate 85 arranged on the supporting leg 3, and an output shaft is fixed on the fixed plate 85 through a bearing, that is, a through hole is arranged on the fixed plate, a bearing is fixed in the through hole, and the output shaft passes through the bearing and is fixed, and at the same time, both ends of the output shaft extend out of the two side plate surfaces of the fixed plate. A rope reel 83 is fixedly arranged on one end of the output shaft, and a ratchet 81 is sleeved and fixed on the other end. An active rocker 84 is arranged on the end of the output shaft provided with the ratchet 81, and a non-return pawl 82 is hinged on the fixed plate 85 and meshes with the ratchet 81. One end of the wire rope is fixed to the rope reel, and the hook mechanism is raised and lowered by rotating the active rocker.

[0027] Furthermore, a hook is provided on the movable pulley 7, a lifting ring is provided on the top of the lifting hook mechanism 9, and the hook is connected to the lifting ring.

[0028] Furthermore, the conductive rods 2 are arranged on the electrolytic cell 1, and the conductive rods 2 are connected with pole plates. In actual operation, the electrolytic cell is provided with 50 cathode rods and 51 anode rods, and the cathode rods and anode rods are arranged alternately, and the anode plates and cathode plates are connected correspondingly under the anode rods and cathode rods. The legs 3 are fixed on the electrolytic cell 1 by clamping with the conductive rods 2, and then the entire lifting machine is fixed on the electrolytic cell, and then only the hook mechanism 9 is operated to fix the conductive rod 2 to be taken out, and it is lifted out by the lifting mechanism 8.

[0029] Further, refer to Figure 4 As shown, the hook mechanism 9 includes a balance beam, the lifting ring is arranged at the top of the balance beam, and a hook is arranged at the bottom of the balance beam through a bearing. Specifically: a guide slot is arranged at the inner top of the balance beam, and the guide slot is composed of two L-shaped plates with an L-shaped cross-section. A bearing is arranged at the top of the hook, and the bearing is placed in the guide slot and can slide along the guide slot. A guide hole corresponding to the guide slot is arranged at the bottom of the balance beam, and the hook is extended so that the distance between the two hooks can be adjusted. At the same time, the hook can also be rotated.

[0030] When using the utility model, first pull the connecting rod 4 to the horizontal state so that the legs 3 are in a symmetrical state, and place it on the electrolytic cell 1. The semicircular arc at the bottom of the legs 3 is just stuck on the conductive rod 2. Adjust the hook spacing and position of the adjustable hook mechanism 9, and use the adjustable hook mechanism 9 to hook the damaged conductive rod. Manually drive the active rocker 84 to lift the cathode plate or anode plate in the electrolytic cell 1. The cooperation of the ratchet 81 and the non-return pawl 82 allows the lifting process to be intermittent, and can prevent the lifted plate from falling into the electrolytic cell 1. At the same time, the combination of three fixed pulleys 6, two movable pulleys 7 and the wire rope 10 reduces the driving force on the active rocker 84 to 1 / 4 of the weight of the plate. In addition, the connecting rod 4 not only ensures the stability of the plate lifting process, but also makes the nickel production tank cathode and anode plate lifting machine foldable and easy to carry.

[0031] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0032] The embodiments described above are only descriptions of the preferred methods of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should fall within the protection scope determined by the claims of the present invention.

Claims

1. A nickel production tank cathode and anode plate lifting machine, comprising a crossbeam (5), characterized in that: The two ends of the cross beam (5) are hinged with supporting legs (3), and the two ends of the cross beam (5) are respectively hinged with two supporting legs (3). A connecting rod (4) is hinged between the two supporting legs (3) at the same end of the cross beam (5). The lower part of the cross beam (5) is connected to a hook mechanism (9) and a lifting mechanism (8) for driving the hook mechanism (9) to rise and fall through a fixed pulley (6) and a steel wire rope (10). The bottom of the supporting leg (3) is provided with an arc notch, and is adapted to fit the conductive rod (2).

2. A nickel production tank cathode and anode plate lifting machine according to claim 1, characterized in that: A bearing is fixedly passed through the top of the support leg (3), and fixed shafts are arranged at both ends of the crossbeam (5), and the fixed shafts pass through the inner ring of the bearing and are interference fit.

3. A nickel production tank cathode and anode plate lifting machine according to claim 1, characterized in that: The connecting rod (4) comprises two connecting rods hinged to each other, and the other ends of the two connecting rods are respectively hinged to the supporting legs (3), and the hinged parts are close to the middle of the supporting legs (3).

4. A nickel production tank cathode and anode plate lifting machine according to claim 1, characterized in that: The fixed pulley (6) is arranged at the bottom of the cross beam (5) and is provided in plurality, and is respectively located in the middle of the cross beam (5) and near both ends thereof. The steel wire rope (10) passes through the fixed pulleys (6) in sequence and is connected to the lifting mechanism (8).

5. A nickel production tank cathode and anode plate lifting machine according to claim 4, characterized in that: A movable pulley (7) is provided on the steel wire rope (10) between the two fixed pulleys (6), and the two movable pulleys (7) are connected to the hook mechanism (9).

6. A nickel production tank cathode and anode plate lifting machine according to claim 4, characterized in that: The lifting mechanism (8) comprises a fixing plate (85) arranged on the supporting leg (3), an output shaft being fixed on the fixing plate (85) via a bearing, a rope winding wheel (83) being arranged at one end of the output shaft, and a ratchet wheel (81) being sleeved at the other end, an active rocker (84) being arranged at the end of the output shaft provided with the ratchet wheel (81), and a non-return pawl (82) being hinged on the fixing plate (85) and meshing with the ratchet wheel (81).

7. A nickel production tank cathode and anode plate lifting machine according to claim 5, characterized in that: A hook is provided on the movable pulley (7), a lifting ring is provided on the top of the lifting hook mechanism (9), and the hook is connected to the lifting ring.

8. A nickel production tank cathode and anode plate lifting machine according to claim 7, characterized in that: The conductive rods (2) are arranged on the electrolytic cell (1), and the conductive rods (2) are connected to pole plates. The legs (3) are fixed to the electrolytic cell (1) by clamping with the conductive rods (2). The hook mechanism (9) is operated to fix the conductive rod (2) to be removed, and the conductive rod (2) is lifted out by the lifting mechanism (8).

9. A nickel production tank cathode and anode plate lifting machine according to claim 7, characterized in that: The hook mechanism (9) comprises a balance beam, the lifting ring is arranged on the top of the balance beam, and a hook is rotatably arranged on the bottom of the balance beam via a bearing.

10. A nickel production tank cathode and anode plate lifting machine according to claim 9, characterized in that: A guide slot is provided at the inner top of the balance beam, a bearing is provided at the top of the hook, the bearing is placed in the guide slot and slides along the guide slot, and a guide hole corresponding to the guide slot is provided at the bottom of the balance beam for the hook to extend out.

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