Synchronous dipping device for multiple graphite electrodes

Abstract

The utility model discloses a synchronous impregnation device for a plurality of graphite electrodes, relates to the technical field of graphite electrode impregnation, and solves the problem that the impregnation degrees are inconsistent when a plurality of graphite electrodes are stacked together for impregnation in the prior art. Comprising a vacuum tank, a circulating pump, a vacuum pump, a main console and a bearing mechanism, the circulating pump is communicated with the vacuum tank through a circulating pipeline, the vacuum pump is communicated with the vacuum tank through a vacuum pipeline, and the vacuum tank is further communicated with an impregnation liquid storage tank through a conveying pipeline; the vacuum tank is also connected with a temperature sensor, a pressure sensor and a flow sensor; the bearing mechanism is arranged in the vacuum tank, the bearing mechanism comprises a moving seat, the moving seat is connected into the vacuum tank in a sliding mode, a frame body is rotationally connected to the moving seat, and a plurality of bearing stations are evenly connected to the frame body in a clamped mode. The device has the beneficial effects that graphite electrodes are prevented from being stacked, uniform pressure distribution and uniform impregnation liquid concentration are ensured, and the impregnation effect is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to graphite electrode impregnation technical field, concretely is a plurality of graphite electrode synchronous impregnation device. BACKGROUND

[0002] In industrial production, graphite electrode is an important conductive material, is widely used in battery manufacturing, in the production process of graphite electrode, through impregnation process, can fill the impregnant into the pore of graphite electrode, can significantly improve the conductivity and oxidation resistance of graphite electrode, and further meet the industrial requirement.

[0003] The graphite electrode impregnation device currently generally has the structure as disclosed in the graphite electrode impregnation tank with the patent application number "CN201821342530.4", which comprises a tank body, a fixed frame is fixed on one side of the outer wall of the tank body, a fixed rod is connected at the connection between the fixed frame and the connecting plate, a connecting column is fixed at the other end of the connecting plate, an arc-shaped groove is connected through the gap at the bottom end of the connecting column, the arc-shaped groove is arranged at the top end of the sealing cover, an outer buckle is fixed at the bottom end of the sealing cover, an inner buckle is connected through the gap of the outer buckle, and the inner buckle is fixed on the outer wall of the tank body; the fixed frame can be fixed and supported to the connecting plate, so that the sealing cover can be turned over and opened, the sealing cover can be rotated in a small range through the arc-shaped groove and the connecting column, so that the sealing cover can be fixed and clamped, and the sealing cover can be fixed through the gap clamping connection of the outer buckle and the inner buckle. However, the utility model can impregnate multiple graphite electrodes at a time, but the multiple graphite electrodes need to be stacked together for impregnation, which affects the circulation of the impregnant, and the lower electrodes bear the weight of the upper electrodes, the pressure is much greater than that of the upper electrodes, which leads to uneven pressure distribution and inconsistent electrode impregnation degree.

[0004] Therefore, the utility model provides a plurality of graphite electrode synchronous impregnation device for solving the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a plurality of graphite electrode synchronous impregnation device for solving the problem of inconsistent impregnation degree of multiple graphite electrodes stacked together for impregnation in the prior art.

[0006] The technical scheme adopted by the utility model to solve the technical problems is:

[0007] The utility model provides a graphite electrode synchronous impregnation device, including vacuum jar, circulating pump, vacuum pump, main control platform and bearing mechanism, the cavity is opened in the inside of vacuum jar, the tank door is rotatably connected on vacuum jar, circulating pump communicates with vacuum jar through circulation pipeline, vacuum pump communicates with vacuum jar through vacuum pipeline, vacuum jar still has impregnation liquid storage jar through the pipeline intercommunication on still, the flow regulating valve is connected on the pipeline, vacuum jar still is connected with temperature sensor, pressure sensor and flow sensor, main control platform is connected with circulating pump, vacuum pump, flow regulating valve, temperature sensor, pressure sensor and flow sensor electricity respectively, bearing mechanism sets up in vacuum jar, bearing mechanism includes mobile seat, mobile seat slidingly connects in vacuum jar, the frame body is rotatably connected on mobile seat, the driving shaft of drive motor is coaxial connection with frame body, drive motor is fixedly connected on mobile seat, the outside of drive motor is provided with sealed shell, sealed shell is fixedly connected on mobile seat, the even splicing of a plurality of bearing stations is connected on frame body, the end of bearing station is provided with top cap, top cap is connected on mobile seat.

[0008] By adopting the above technical scheme, the multiple graphite electrodes are prevented from being stacked together, the pressure distribution is ensured to be uniform, the graphite electrodes can be fully contacted with the impregnation liquid, and the impregnation effect is improved; meanwhile, the concentration of the impregnation liquid around each graphite electrode is always uniform.

[0009] Further, a plurality of limiting blocks are arranged on the top cap and correspond to the bearing stations, the limiting blocks are slidingly connected with the top cap, and a return spring is connected between the limiting blocks and the top cap.

[0010] By adopting the above technical scheme, the limiting blocks can fix the graphite electrodes and prevent the graphite electrodes from being displaced during the impregnation process, so that the position of the graphite electrodes during the impregnation process is stable.

[0011] Further, a positioning block is connected in the vacuum jar and corresponds to the mobile seat.

[0012] By adopting the above technical scheme, the positioning block can limit the position of the mobile seat, ensure the stable operation of the entire bearing mechanism, and ensure the impregnation work.

[0013] Further, the frame body and the mobile seat are detachably connected.

[0014] By adopting the above technical scheme, different specifications of the frame body can be replaced according to different production requirements, and the flexibility of the entire device is increased.

[0015] Further, a heating layer is arranged on the inner wall of the vacuum jar, and the heating layer is electrically connected with the main control platform.

[0016] By adopting the technical scheme, the impregnation liquid in the vacuum tank can be heated to the optimal reaction temperature, so that the impregnation agent can fully react with the graphite electrode, and the impregnation effect is improved.

[0017] Further, the outer side wall of the vacuum tank is connected with a heat insulation layer made of ceramic fiber.

[0018] By adopting the technical scheme, the heat loss can be blocked, and the stability of the temperature in the vacuum tank can be maintained.

[0019] Further, a filter is arranged between the circulating pump and the vacuum tank, and the filter is connected to a circulating pipeline between the vacuum tank and the circulating pump.

[0020] By adopting the technical scheme, the impregnation liquid circulates in the vacuum tank, so that the concentration of the impregnation liquid around each graphite electrode is uniform, the filter filters the circulating impregnation liquid, so that the purity of the impregnation liquid is ensured, and the impregnation effect is prevented from being affected by impurities.

[0021] Compared with the prior art, the utility model has the beneficial effects that:

[0022] The utility model discloses a graphite electrode impregnation device, which comprises a vacuum tank, a circulating pump, a circulating pipeline and a bearing mechanism. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is the three -dimensional schematic diagram of the utility model;

[0024] Figure 2 It is the front view of the utility model;

[0025] Figure 3 It is the three -dimensional schematic diagram of the working state of the utility model;

[0026] Figure 4 It is the front view of the utility model; Figure 3

[0027] It is the partial section schematic diagram of the right view of the utility model; Figure 5

[0028] It is the schematic diagram of the bearing mechanism of the utility model; Figure 6

[0029] It is the front view of the utility model; Figure 7 Figure 6 ​A-A cross-sectional view of the device;

[0030] In the figure: 1, vacuum tank; 2, tank door; 3, circulating pump; 4, circulating pipeline; 5, vacuum pump; 6, vacuum pipeline; 7, conveying pipeline; 8, immersion liquid storage tank; 9, flow regulating valve; 10, temperature sensor; 11, pressure sensor; 12, flow sensor; 13, main control console; 14, moving seat; 15, frame body; 16, driving motor; 17, sealing shell; 18, bearing station; 19, top cover; 20, limiting block; 21, positioning block; 22, heating layer; 23, heat insulation layer; 24, filter. DETAILED DESCRIPTION

[0031] To make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0032] In the present application, the directions or position relationships indicated by the terms "upper", "inner", "outer", "middle" and the like are based on the directions or position relationships shown in the drawings. These terms are mainly used for better describing the present application and its embodiments, and are not used for limiting the indicated devices, elements or components to have a specific direction, or to be constructed and operated in a specific direction.

[0033] As shown in Figures 1-7 A plurality of graphite electrode synchronous immersion device, including vacuum tank 1, circulating pump 3, vacuum pump 5, main control console 13 and bearing mechanism, the vacuum tank 1 inside opening has a cavity, the vacuum tank 1 on the rotating connection has tank door 2, circulating pump 3 through circulating pipeline 4 and vacuum tank 1 communication, circulating pump 3 and vacuum tank 1 between the filter 24, filter 24 is connected to the vacuum tank 1 and circulating pump 3 between the circulating pipeline 4. Vacuum pump 5 through vacuum pipeline 6 and vacuum tank 1 communication, vacuum tank 1 on still through conveying pipeline 7 communication has immersion liquid storage tank 8, conveying pipeline 7 on the connection has flow regulating valve 9; vacuum tank 1 on still connected with temperature sensor 10, pressure sensor 11 and flow sensor 12; main control console 13 respectively with circulating pump 3, vacuum pump 5, flow regulating valve 9, temperature sensor 10, pressure sensor 11 and flow sensor 12 electric connection; the inner wall of vacuum tank 1 is provided with heating layer 22, heating layer 22 and main control console 13 electric connection. The outer wall of vacuum tank 1 is connected with heat insulation layer 23, heat insulation layer 23 is made of ceramic fiber.

[0034] The bearing mechanism is arranged in the vacuum tank 1, and the bearing mechanism comprises a moving seat 14 which is slidingly connected in the vacuum tank 1, a frame body 15 which is rotatably connected to the moving seat 14, and the frame body 15 is detachably connected with the moving seat 14. A driving shaft of a driving motor 16 is coaxially connected with the frame body 15, the driving motor 16 is fixedly connected to the moving seat 14, a sealing shell 17 is arranged on the outer side of the driving motor 16, the sealing shell 17 is fixedly connected to the moving seat 14, a plurality of bearing stations 18 are uniformly clamped on the frame body 15, end portions of the bearing stations 18 are all provided with top covers 19, and the top covers 19 are connected to the moving seat 14. A plurality of limiting blocks 20 are arranged on the top covers 19 and correspond to the bearing stations 18, the limiting blocks 20 are slidingly connected with the top covers 19, and the limiting blocks 20 are connected with the top covers 19 through return springs. The vacuum tank 1 is connected with a positioning block 21 and corresponds to the moving seat 14.

[0035] The working process of the utility model is as follows:

[0036] Firstly, the tank door 2 is opened, the moving seat 14 is slid to the outside of the vacuum tank 1, the driving motor 16 is started, the frame body 15 is driven to rotate, the graphite electrodes are placed on the bearing stations 18 of the bearing mechanism in sequence, then the top covers 19 are installed, the return springs on the top covers 19 drive the limiting blocks 20 to fix the graphite electrodes, the position stability of the graphite electrodes in the dipping process is ensured, then the tank door 2 is closed, and the sealing property of the vacuum tank 1 is ensured.

[0037] Firstly, the vacuum pump 5 is started through the main control console 13, the air in the vacuum tank 1 is extracted, the vacuum degree in the vacuum tank 1 reaches the set value, then the dipping liquid is extracted into the vacuum tank 1 from the dipping liquid storage tank 8, the flow regulating valve 9 can accurately control the dipping liquid flow according to the preset parameters of the main control console 13, meanwhile, the main control console 13 controls the heating layer 22 to heat the dipping liquid in the vacuum tank 1 to reach the appropriate dipping temperature, then the circulating pump 3 is started, and the filter 24 filters the circulating dipping liquid to ensure the purity of the dipping liquid and prevent impurities from affecting the dipping effect. Then the driving motor 16 is started, the frame body 15 is driven to rotate, the graphite electrodes on the bearing stations 18 are uniformly rotated in the dipping liquid, the graphite electrodes can be uniformly contacted with the dipping liquid, and synchronous dipping is realized. In the graphite electrode dipping process, the temperature sensor 10, the pressure sensor 11 and the flow sensor 12 monitor the temperature, pressure and dipping liquid flow in the tank in real time, and feed back the data to the main control console 13, and the main control console 13 can timely adjust the operation parameters of the equipment according to the feedback data, and ensure that the dipping process is stably carried out.

[0038] After the dipping is completed, the heating layer 22 is closed, the exhaust valve of the vacuum pump 5 is opened, the pressure in the vacuum tank 1 is restored to normal, the dipping liquid is extracted back into the dipping liquid storage tank 8, then the tank door 2 is opened, and the dipped graphite electrodes are taken out.

Claims

1. A simultaneous impregnation apparatus for a plurality of graphite electrodes, comprising a vacuum tank (1), a circulation pump (3), a vacuum pump (5), a master console (13) and a carrying mechanism, characterized in that, The vacuum tank (1) is internally provided with a cavity, the vacuum tank (1) is rotatably connected with a tank door (2), the circulating pump (3) is communicated with the vacuum tank (1) through a circulating pipeline (4), the vacuum pump (5) is communicated with the vacuum tank (1) through a vacuum pipeline (6), the vacuum tank (1) is further communicated with an impregnating liquid storage tank (8) through a conveying pipeline (7), and the conveying pipeline (7) is connected with a flow regulating valve (9); the vacuum tank (1) is further connected with a temperature sensor (10), a pressure sensor (11) and a flow sensor (12); and the main console (13) is electrically connected with the circulating pump (3), the vacuum pump (5), the flow regulating valve (9), the temperature sensor (10), the pressure sensor (11) and the flow sensor (12) respectively. The bearing mechanism is arranged in the vacuum tank (1), the bearing mechanism comprises a moving seat (14), the moving seat (14) is slidably connected in the vacuum tank (1), a rack (15) is rotatably connected to the moving seat (14), a driving shaft of a driving motor (16) is coaxially connected with the rack (15), the driving motor (16) is fixedly connected to the moving seat (14), a sealing shell (17) is arranged on the outer side of the driving motor (16), the sealing shell (17) is fixedly connected to the moving seat (14), a plurality of bearing stations (18) are uniformly clamped on the rack (15), and end portions of the bearing stations (18) are provided with top covers (19) connected to the moving seat (14).

2. The graphite electrode simultaneous impregnation apparatus according to claim 1, wherein A plurality of limiting blocks (20) are arranged on the top cover (19) corresponding to the bearing stations (18), the limiting blocks (20) are slidably connected with the top cover (19), and the limiting blocks (20) and the top cover (19) are connected with return springs.

3. The graphite electrode simultaneous impregnation apparatus according to claim 1, wherein The vacuum tank (1) is internally provided with a cavity, the vacuum tank (1) is rotatably connected with a tank door (2), the circulating pump (3) is communicated with the vacuum tank (1) through a circulating pipeline (4), the vacuum pump (5) is communicated with the vacuum tank (1) through a vacuum pipeline (6), the vacuum tank (1) is further communicated with an impregnating liquid storage tank (8) through a conveying pipeline (7), and the conveying pipeline (7) is connected with a flow regulating valve (9); the vacuum tank (1) is further connected with a temperature sensor (10), a pressure sensor (11) and a flow sensor (12); and the main console (13) is electrically connected with the circulating pump (3), the vacuum pump (5), the flow regulating valve (9), the temperature sensor (10), the pressure sensor (11) and the flow sensor (12) respectively.

4. The graphite electrode simultaneous impregnation apparatus according to claim 3, wherein The inner wall of the vacuum tank (1) is provided with a heating layer (22), and the heating layer (22) is electrically connected with the main console (13).

5. The graphite electrode simultaneous impregnation apparatus according to claim 1, wherein The outer wall of the vacuum tank (1) is connected with a heat insulation layer (23), and the heat insulation layer (23) is made of ceramic fiber.

6. The graphite electrode simultaneous impregnation apparatus according to claim 5, wherein A filter (24) is arranged between the circulating pump (3) and the vacuum tank (1), and the filter (24) is connected to the circulating pipeline (4) between the vacuum tank (1) and the circulating pump (3).

7. The graphite electrode simultaneous impregnation apparatus of claim 1, wherein, ​

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