Anode replacing device

Abstract

The utility model discloses an anode replacing device which comprises a center supporting mechanism, a device shell is arranged at the lower end of the center supporting mechanism in a sliding mode, and two anode wrapping shells are symmetrically arranged on the device shell in a hinged mode. A clamping mechanism connected with the center supporting mechanism is arranged in the end, away from the center supporting mechanism, of the device shell, and a smoke collecting mechanism is arranged between the clamping mechanism and the center supporting mechanism. When the anode replacement device is used for replacing the anode, the anode scrap guide rod of the clamping mechanism is used for clamping, pollution gas emitted by the anode scrap is sucked through the flue gas purification pipeline, and harmful substances are prevented from escaping; according to the anode replacement device, the functions of collecting residual anode pollution gas and coating the anode to prevent leakage are realized in the anode replacement operation process, the harm of residual anode pollutants to a human body is practically avoided, and the operation safety and the environmental protection property are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to point explain aluminum production equipment technical field especially relates to a anode replacement device. BACKGROUND

[0002] Modern electrolytic aluminum is by cryolite-alumina fused salt electrolytic method. The molten cryolite is solvent, alumina is solute, carbon body is anode, graphite is cathode, after direct current is passed in, electrochemical reaction is carried out on two poles in electrolytic cell under 950 DEG C-970 DEG C. Under normal circumstances, every production 1 ton metal aluminum, anode carbon body small size 450-500kg, anode carbon body average consumption 1-2cm, replacement period is generally about 30 days.

[0003] In electrolytic aluminum production, anode consumption becomes residual pole and needs to be replaced by crown block, and the current method is to use the suspended clamp on the crown block to hoist the residual pole. But this process has many hidden dangers, the residual pole can release harmful substances such as fluoride, sulfur dioxide and dust, which seriously threaten the health of the operators; the residual electrolyte on the residual pole can also easily drip, which not only corrodes the workshop equipment, reduces its service life and affects the operation accuracy, but also can drip onto the human body, causing burns and safety accidents. UTILITARY MODEL

[0004] The utility model aims at providing an anode replacement device to solve the technical problems mentioned in the background.

[0005] To solve the above technical problems, the utility model adopts the following technical scheme:

[0006] The utility model discloses an anode replacement device, which comprises a center support mechanism, a device shell is slidably arranged at the lower end of the center support mechanism, two anode covering shells are symmetrically hingedly arranged on the device shell, a clamping mechanism connected with the center support mechanism is arranged in the end of the device shell away from the center support mechanism, and a flue gas collecting mechanism is arranged between the clamping mechanism and the center support mechanism.

[0007] Further, the center support mechanism comprises a mounting frame, an upper support frame is fixedly arranged in the middle of the lower part of the mounting frame, a shell oil cylinder connected with the device shell and a clamping mechanism translation oil cylinder connected with the clamping mechanism are arranged on the two sides of the upper support frame, respectively, two groups of slide rail positioners are evenly and separately arranged at the two side ends of the upper support frame.

[0008] Further, one end of each slide rail positioner is fixedly connected with the upper support frame through a positioner bolt, and the other end of each slide rail positioner is fixedly provided with a slide rail sleeper through a sleeper bolt.

[0009] Further, the device shell comprises a guide rod covering shell, two square steels are symmetrically and fixedly arranged at one end of the central support mechanism, an outer shell sliding rail which is in sliding fit with the slide rail positioner of the corresponding side is arranged at the outer side of the square steel close to the shell oil cylinder, and the inner part of the square steel is fixedly connected with the telescopic end of the shell oil cylinder.

[0010] Further, the bottom of the guide rod covering shell is rotationally connected with the two anode covering shells through two groups of connecting pairs respectively, each connecting pair comprises two groups of rotationally arranged rotation pair bases, one group of the rotation pair bases is fixedly connected with the guide rod covering shell, the other group of the rotation pair bases is rotationally connected with the anode covering shell, and the two groups of rotation pair bases are rotationally connected with a rotation pair rotation shaft.

[0011] Further, the two anode covering hydraulic systems are arranged between the two ends of the two anode covering shells respectively, each anode covering hydraulic system comprises an anode covering hydraulic cylinder, telescopic rods which are matched with the anode covering hydraulic cylinder are arranged at the two ends of the anode covering hydraulic cylinder respectively, the free ends of the two telescopic rods are connected with the middle parts of two anode covering connecting shafts respectively, and the two ends of the anode covering connecting shaft are rotationally provided with anode covering connecting seats which are connected with the side walls of the anode covering shells at the corresponding ends.

[0012] Further, the clamping mechanism comprises a lower support frame, the lower support frame is fixedly provided with clamping mechanism translation sliding rails which are in sliding fit with the slide rail positioners of the corresponding sides of the clamping mechanism translation oil cylinder, and the inner part of the lower support frame is fixedly connected with the telescopic end of the clamping mechanism translation oil cylinder; the lower end of the lower support frame is fixedly provided with a chassis, the lower end of the chassis is fixedly provided with a rotation base, two clamps are symmetrically and hingedly arranged on the rotation base, the middle outer sides of the two clamps are fixedly provided with connecting plates respectively, a clamping oil cylinder is arranged in the middle of the two connecting plates, the clamping oil cylinder is a bidirectional oil cylinder, and the two telescopic ends of the clamping oil cylinder are rotationally connected with the two connecting plates through hydraulic connection bases.

[0013] Further, the opposite sides of the ends of the two clamps are fixedly provided with pin shafts respectively.

[0014] Still further, the flue gas collecting mechanism comprises an air inlet which is fixedly arranged on the chassis, the air inlet is connected with the other end of an exhaust pipeline in communication, and a fan is connected with the other end of the exhaust pipeline.

[0015] Compared with the prior art, the device has the beneficial technical effects that:

[0016] The utility model discloses an anode replacement operation is carried out, through the clamping mechanism residual pole guide rod clamps, and through the flue gas purification pipeline inhales the pollution gas that residual pole emits, prevents harmful material to escape. Subsequently, the process of clamping mechanism upward translation homing, device shell moves down, and the space is given out for anode covering device closure, and then anode covering mechanism is rapidly closed under the hydraulic drive, and the residual pole is tightly wrapped, and the electrolyte drop is prevented. Finally through the crown, residual pole is hoisted to handle. Compared with prior art, the utility model discloses an anode replacement operation realizes the collection of residual pole pollution gas and the function of preventing the drop of anode covering, avoids the harm of residual pole pollutant to human body, greatly improves the operation safety and environmental protection. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model will be further explained in connection with the drawings.

[0018] Figure 1 It is the state schematic view of the utility model when clamping residual pole;

[0019] Figure 2 It is the state schematic view of the utility model when clamping residual pole;

[0020] Figure 3 It is the structure schematic view of center support device;

[0021] Figure 4 It is the structure schematic view of slide rail positioner;

[0022] Figure 5 It is the structure schematic view of device shell and anode covering shell;

[0023] Figure 6 It is the structure schematic view of rotary pair;

[0024] Figure 7 It is the structure schematic view of hydraulic base;

[0025] Figure 8 It is the structure schematic view of clamping mechanism;

[0026] Figure 9 It is the structure schematic view of chuck;

[0027] Figure 10 It is the structure schematic view of flue gas collection mechanism

[0028] Reference signs: 1, center support mechanism;11, upper support frame;12, shell oil cylinder;13, slide rail positioner;14, mounting frame;15, clamping mechanism translation oil cylinder;16, sleeper bolt;17, positioner bolt;18, slide rail sleeper;

[0029] 2. Device housing; 21. Housing slide rail; 22. Square steel; 23. Guide rod covering housing; 24. Anode cover hydraulic system; 241. Anode cover hydraulic cylinder; 242. Telescopic rod; 243. Anode cover connecting shaft; 244. Anode cover connecting seat; 25. Connecting pair; 251. Rotary pair base; 252. Rotary pair shaft;

[0030] 3. Flue gas collection mechanism; 31. Exhaust pipe; 32. Connecting flange; 33. Inlet;

[0031] 5. Anode-coated outer shell;

[0032] 6. Clamping mechanism; 61. Chassis; 62. Rotating base; 63. Clamping cylinder; 64. Hydraulic connection base; 65. Pin; 66. Clamping mechanism sliding rail; 67. Chuck; 68. Connecting plate; 69. Lower support frame. Detailed Implementation

[0033] like Figures 1-10 As shown, an anode replacement device includes a central support mechanism 1. A device housing 2 is slidably disposed at the lower end of the central support mechanism 1. Two anode-covering housings 5 ​​are symmetrically hinged to the device housing. A clamping mechanism 6 connected to the central support mechanism 1 is disposed inside the end of the device housing 2 away from the central support mechanism 1. A flue gas collection mechanism 3 is disposed between the clamping mechanism 6 and the central support mechanism 1.

[0034] The central support mechanism 1 includes a mounting frame 14. An upper support frame 11 is fixedly mounted on the lower middle part of the mounting frame 14. On both sides of the upper support frame 11, a housing cylinder 12 connected to the device housing 2 and a clamping mechanism translation cylinder 15 connected to the clamping mechanism 6 are respectively mounted. Two sets of slide rail positioners 13 are fixedly mounted at even intervals on both sides of the upper support frame 11.

[0035] Specifically: one end of each of the slide rail positioners 13 is fixedly connected to the upper support frame 11 by positioner bolts 17, and the other end of each of the slide rail positioners 13 is fixedly installed with a slide rail sleeper 18 by sleeper bolts 16.

[0036] The device housing 2 includes a guide rod covering housing 23. Two square steel bars 22 are symmetrically fixed at one end of the guide rod covering housing 23 near the central support mechanism 1. A housing slide rail 21 is installed on the outer side of the square steel bar 22 near the housing cylinder 12, which slides and cooperates with the slide rail positioner 13 on the corresponding side. The interior of the square steel bar 22 is fixedly connected to the telescopic end of the housing cylinder 12.

[0037] In addition, the bottom ends of the guide rod cover shell 23 are respectively connected with the two anode cover shells 5 through two sets of connecting pairs 25, each set of connecting pairs 25 includes two sets of rotation pair bases 251 which are arranged at intervals, one set of the rotation pair bases 251 is fixedly connected with the guide rod cover shell 23, and the other set of the rotation pair bases 251 is rotatably connected with the anode cover shell 5, and the two sets of rotation pair bases 251 are rotatably connected with a rotation pair shaft 252.

[0038] Two anode cover hydraulic systems 24 are arranged between the two ends of the two anode cover shells 5, each anode cover hydraulic system 24 includes an anode cover hydraulic cylinder 241, the two ends of the anode cover hydraulic cylinder 241 are respectively provided with an extension rod 242 matched therewith, the free ends of the two extension rods 242 are respectively connected with the middle portions of two anode cover connecting shafts 243, and the two ends of each anode cover connecting shaft 243 are rotatably provided with anode cover connecting seats 244 connected with the side walls of the corresponding anode cover shell 5.

[0039] The clamping mechanism 6 includes a lower support frame 69, the lower support frame 69 is fixedly provided with a clamping mechanism translation slide rail 66 which is slidably connected with the slide rail positioner 13 corresponding to the side of the clamping mechanism translation oil cylinder 15, and the inside of the lower support frame 69 is fixedly connected with the extension end of the clamping mechanism translation oil cylinder 15. The lower end of the lower support frame 69 is fixedly provided with a chassis 61, the lower end of the chassis 61 is fixedly provided with a rotating base 62, two chuck heads 67 are symmetrically hingedly installed on the rotating base 62, and the middle outer sides of the two chuck heads 67 are respectively fixedly provided with connecting plates 68, a clamping oil cylinder 63 is installed between the two connecting plates 68, the clamping oil cylinder 63 is a bidirectional oil cylinder, and the two extension ends thereof are rotatably connected with the two connecting plates 68 through hydraulic connection bases 64.

[0040] In addition, the opposite sides of the ends of the two chuck heads 67 are respectively fixedly provided with pin shafts 65, 销 The shaft 65 can be driven by the chuck head 67 to pass through the guide rod hole to clamp the guide rod.

[0041] The flue gas collecting mechanism 3 includes an air inlet 33 fixedly installed on the chassis 61, the air inlet 33 is connected with one end of an exhaust pipe 31 through a connecting flange 32, the other end of the exhaust pipe 31 is connected with a fan, so as to attract and collect the waste gas and transfer it to an external flue gas purification system.

[0042] The utility model discloses when using, through the whole change of crane hoisting anode device moves to the residual pole above, anode covering hydraulic system 24 drives two anode package shell 5 to open, and clamping oil jar 63 drives two chuck 67 to open, and shell oil jar 12 promotes device shell to drop to the proper position after, and clamping mechanism translation oil jar 15 promotes the pin shaft 65 of clamping mechanism 6 to drop to the guide rod hole, and opens the fan simultaneously and will residual pole flue gas from the air inlet 33 through exhaust duct 31 and inhale the flue gas purification system. Subsequently, clamping oil jar 63 drives two chuck 67 to close, and the pin shaft 65 is fixed to the guide rod on the residual pole, and clamping mechanism translation oil jar 15 promotes entire clamping mechanism to the residual pole bottom higher than two anode package shell 5. Finally, anode covering hydraulic cylinder 24 drives two anode package shell 5 to close, and completes the residual pole promotion to be convenient for subsequent replacement. Through the air intake function of taking the residual pole into residual pole package shell 5 inside and the air inlet 33, reach the purpose of reducing pollutant emission.

[0043] The above-described embodiments are merely preferred modes of the utility model, and do not limit the scope of the utility model, and various modifications and improvements to the technical solutions of the utility model made by those skilled in the art without departing from the design spirit of the utility model shall fall within the protection scope of the utility model claim book.

Claims

1. An anode replacement device, characterized by: The utility model provides a center support mechanism, the lower end of the center support mechanism is slidably provided with a device shell, the device shell is symmetrically hinged with two anode covering shells, the inside of the end of the device shell away from the center support mechanism is provided with a clamping mechanism connected with the center support mechanism, and the clamping mechanism and the center support mechanism are provided with a flue gas collecting mechanism.

2. The anode replacement device of claim 1, wherein: The center support mechanism comprises a mounting frame, the lower middle of the mounting frame is fixedly provided with an upper support frame, both sides of the upper support frame are respectively provided with a shell oil cylinder connected with the device shell and a clamping mechanism translation oil cylinder connected with the clamping mechanism, and two groups of slide rail positioners are evenly and separately arranged at the two side ends of the upper support frame.

3. An anode replacement device according to claim 2, characterized in that: One end of each slide rail positioner is fixedly connected with the upper support frame through a positioner bolt, and the other end of each slide rail positioner is fixedly provided with a slide rail sleeper through a sleeper bolt.

4. The anode replacement device of claim 2, wherein: The device shell comprises a guide rod covering shell, two square steel are symmetrically fixed at the end of the guide rod covering shell close to the center support mechanism, the outer side of the square steel close to the shell oil cylinder is provided with a shell slide rail in sliding cooperation with the slide rail positioner on the corresponding side, and the inside of the square steel is fixedly connected with the telescopic end of the shell oil cylinder.

5. An anode replacement device according to claim 4, characterized in that: The bottom of the guide rod covering shell is rotatably connected with the two anode covering shells through two groups of connecting pairs, each connecting pair comprises two groups of rotation pair bases arranged at intervals, one group of the rotation pair bases is fixedly connected with the guide rod covering shell, the other group of the rotation pair bases is rotatably connected with the anode covering shell, and the two groups of rotation pair bases are rotatably connected with a rotation pair shaft.

6. The anode replacement device of claim 5, wherein: Two anode covering hydraulic systems are arranged between the two ends of the two anode covering shells, each anode covering hydraulic system comprises an anode covering hydraulic cylinder, two telescopic rods are arranged at the two ends of the anode covering hydraulic cylinder and are adapted to the anode covering hydraulic cylinder, the free ends of the two telescopic rods are connected with the middle parts of two anode covering connecting shafts, and the two ends of the anode covering connecting shafts are rotatably provided with anode covering connecting seats connected with the side walls of the anode covering shells at the corresponding ends.

7. The anode replacement device of claim 4, wherein: The clamping mechanism comprises a lower support frame, the lower support frame is fixedly provided with a clamping mechanism translation slide rail in sliding cooperation with the slide rail positioner on the corresponding side of the clamping mechanism translation oil cylinder, and the inside of the lower support frame is fixedly connected with the telescopic end of the clamping mechanism translation oil cylinder; a chassis is fixedly arranged at the lower end of the lower support frame, a rotating base is fixedly arranged at the lower end of the chassis, two chucks are symmetrically and hingedly arranged on the rotating base, connecting plates are fixedly arranged at the middle outer sides of the two chucks, a clamping oil cylinder is arranged in the middle of the two connecting plates, the clamping oil cylinder is a bidirectional oil cylinder, and the two telescopic ends of the clamping oil cylinder are rotatably connected with the two connecting plates through hydraulic connection bases.

8. The anode replacement device of claim 7, wherein: Pin shafts are fixedly arranged at the opposite sides of the ends of the two chucks.

9. The anode replacement device of claim 7, wherein: The flue gas collecting mechanism comprises a suction port fixed on the bottom plate, the suction port is connected with the other end of the exhaust duct through a connecting flange, and a fan is connected to the other end of the exhaust duct.

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