Lithium carbonate dry powder demagnetizing device

Abstract

The utility model discloses a lithium carbonate dry powder demagnetizing device which is characterized in that a feeding hole is fixedly formed in the top of a box body, a discharging hole is fixedly formed in the bottom of the box body, openings are formed in the front end and the rear end of the box body, a front stainless steel plate is arranged at the front end of the box body, and a rear stainless steel plate is arranged at the rear end of the box body; a plurality of rotating clamping blocks are rotated to vertically correspond to a plurality of grooves, and four rectangular blocks are rotated to drive four sliding rods to rotate, so that four limiting blocks are rotated to correspond to four through holes; the two push-pull handles are pulled to drive the front stainless steel plate to move forwards, so that the front stainless steel plate can conveniently take out all the permanent magnet bars, the permanent magnet bars do not need to be taken out layer by layer like a drawer after six bolts are unscrewed, the steps are simple and labor-saving, a large amount of time is saved, and the production progress is further promoted.

Description

Technical Field

[0001] The utility model relates to the technical field of magnetization or demagnetization equipment or methods, in particular to a lithium carbonate dry powder demagnetization device. Background Art

[0002] At present, many industries need to control the content of magnetic substances during the production and processing process. Especially for the preparation of battery-grade cathode material lithium carbonate powder, the requirement for the content of magnetic substances is more stringent. Therefore, demagnetization steps are set in each section of the production process. The existing demagnetization device is composed of permanent magnetic rods connected in series. The permanent magnetic rods are fixed in a grid shape, and the shape of the grid is rectangular and placed in a square box. The demagnetization device is mainly used to process dry powder materials and is widely used in industries such as food, pharmaceuticals, lithium battery cathode materials, and fluidized beds. The demagnetization device needs to be manually cleaned at regular intervals. The existing demagnetization device has three layers of fixed rectangular connected permanent magnetic rods placed in a box frame. There are bolts for fixing on both sides of each layer of connected permanent magnetic rods. To open and close the demagnetization device, six bolts need to be loosened and then taken out layer by layer like a drawer, which delays the production progress. At the same time, it is not convenient to install all the permanent magnetic rods after taking them out. Therefore, a lithium carbonate dry powder demagnetization device is needed to solve the above problems. Summary of the Utility Model

[0003] The purpose of the utility model is to solve the problems in the prior art such as the cumbersome disassembly steps, laborious disassembly, time-consuming disassembly, and production delay of the demagnetization device, and thus propose a lithium carbonate dry powder demagnetization device.

[0004] To achieve the above purpose, the utility model adopts the following technical scheme: A lithium carbonate dry powder demagnetization device includes a box body. A feed inlet is fixedly arranged at the top of the box body, and a discharge outlet is fixedly arranged at the bottom of the box body. Openings are provided at both the front and rear ends of the box body. A front stainless steel plate is arranged at the front end of the box body, and a rear stainless steel plate is arranged at the rear end of the box body. Moreover, the areas of both the rear stainless steel plate and the front stainless steel plate are larger than the area of the end face of the box body. Limiting components are arranged between the four corners of the front stainless steel plate and the four corners of the rear stainless steel plate.

[0005] Further, two push-pull handles are fixedly arranged on the outer end face of the front stainless steel plate. A plurality of permanent magnetic rods are fixedly arranged on the inner end face of the front stainless steel plate, and the plurality of permanent magnetic rods are located inside the box body. A plurality of grooves are provided at both the upper and lower ends of the front stainless steel plate. A plurality of rotating blocks are fixedly arranged on both the upper and lower sides at the front end of the box body. The plurality of rotating blocks are respectively located in the plurality of grooves, and the plurality of rotating blocks fix the front stainless steel plate at the front end of the box body.

[0006] Further, the rear stainless steel plate includes a first fixing plate and two second fixing plates. The first fixing plate is fixed at the center of the rear end of the box body. The two second fixing plates are respectively arranged on both sides of the rear end of the box body and are respectively located on both sides of the first fixing plate. Two hinge joints are fixedly arranged between each of the two second fixing plates and the first fixing plate.

[0007] Further, the limiting component includes a rectangular sliding groove, a sliding rod, a through hole and a limiting block. The rectangular sliding groove is opened in the side wall of the box body, and one end of the rectangular sliding groove is opened towards the rear end of the box body. The sliding rod is slidably arranged in the rectangular sliding groove. Through holes are opened on the end faces of the two second fixing plates. The rear end of the sliding rod passes through the through hole and extends outside the second fixing plate to be fixedly connected with the limiting block.

[0008] Further, the limiting component further includes a rectangular block and a turntable. The front end of the sliding rod penetrates and extends outside the front stainless steel plate and is fixedly connected with the rectangular block. The turntable is fixedly arranged on the sliding rod and is rotatably arranged inside the front stainless steel plate.

[0009] The beneficial effects of the utility model are as follows:

[0010] 1. When it is necessary to clean the demagnetization device, by rotating a plurality of rotating blocks vertically to correspond to a plurality of grooves, rotating four rectangular blocks drives four sliding rods to rotate, so that the four limiting blocks rotate to correspond to the four through holes. By pulling two push-pull handles, the front stainless steel plate is driven to move forward, so that the front stainless steel plate can conveniently take out all the permanent magnetic rods, without loosening six bolts and taking them out layer by layer like a drawer. Its steps are simple and labor-saving, saving a lot of time, and thus promoting the production progress.

[0011] 2. By adding a rectangular sliding groove, a sliding rod and a limiting block in the side wall of the box body, the original demagnetization device needs to be completely taken out of the box for cleaning and then reinstalled. Now, the length of the sliding rod corresponding to the rectangular sliding groove has been lengthened. When taking it out for cleaning, the lengthened sliding rod and the limiting block will abut against the front end of the rectangular sliding groove, playing the role of a limiter. There is no need to completely take it out for cleaning as before. The demagnetization device needs to be cleaned frequently. A demagnetization device needs to be cleaned about 12 times a day, and each cleaning takes 5 minutes. After the improvement, 20% of the time can be saved, and it is also labor-saving without taking it out.

[0012] 3. By adding a rear stainless steel plate, hinge joints are used to connect the two second fixing plates and the first fixing plate. The hinge joints connect the two second fixing plates and the first fixing plate into a whole, and have the function of opening and closing left and right, which is convenient for cleaning the inside of the box body. Description of the Drawings

[0013] Figure 1 It is the front view structural schematic diagram of the utility model;

[0014] Figure 2Schematic diagram of the rear view structure of the present utility model;

[0015] Figure 3 Schematic diagram of the front view sectional structure of the present utility model;

[0016] Figure 4 Schematic diagram of the side view sectional structure of the present utility model;

[0017] Figure 5 Schematic diagram of the top view sectional structure of the present utility model;

[0018] Figure 6 Schematic diagram of the structure of the front stainless steel plate in the present utility model;

[0019] Figure 7 Schematic diagram of the structure of the sliding rod in the present utility model.

[0020] In the figure: 1 box body, 2 feed inlet, 3 discharge outlet, 4 front stainless steel plate, 5 push-pull handle, 6 permanent magnet bar, 7 groove, 8 rotating block, 9 rear stainless steel plate, 91 first fixing plate, 92 second fixing plate, 10 hinge, 11 rectangular sliding groove, 12 sliding rod, 13 through hole, 14 limiting block, 15 rectangular block, 16 turntable. Specific implementation manner

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0022] Refer to Figures 1 to 7 , this embodiment provides a lithium carbonate dry powder demagnetization device, including a box body 1. A feed inlet 2 is fixedly arranged at the top of the box body 1, a discharge outlet 3 is fixedly arranged at the bottom of the box body 1. Openings are provided at both the front and rear ends of the box body 1. A front stainless steel plate 4 is arranged at the front end of the box body 1, and a rear stainless steel plate 9 is arranged at the rear end of the box body 1. Moreover, the areas of the rear stainless steel plate 9 and the front stainless steel plate 4 are both larger than the area of the end face of the box body 1. Limiting components are arranged between the four corners of the front stainless steel plate 4 and the four corners of the rear stainless steel plate 9; Preferably, by providing the feed inlet 2, it is convenient to put materials into the box body 1. By providing the discharge outlet 3, it is convenient to discharge the materials in the box body 1. By providing the openings, it is convenient to install the front stainless steel plate 4 and the rear stainless steel plate 9 at the front and rear ends of the box body 1 respectively. By providing the limiting components, it is convenient to fix the front stainless steel plate 4 and the rear stainless steel plate 9 on the front and rear end faces of the box body 1 respectively.

[0023] Furthermore, two push-pull handles 5 are fixedly arranged on the outer end face of the front stainless steel plate 4, and a plurality of permanent magnet rods 6 are fixedly arranged on the inner end face of the front stainless steel plate 4. The plurality of permanent magnet rods 6 are located inside the box body 1. A plurality of grooves 7 are formed in both the upper and lower ends of the front stainless steel plate 4. A plurality of rotating blocks 8 are fixedly arranged on both the upper and lower sides of the front end of the box body 1. The plurality of rotating blocks 8 are respectively located in the plurality of grooves 7, and the plurality of rotating blocks 8 fix the front stainless steel plate 4 to the front end of the box body 1. Preferably, the push-pull handles 5 are provided to facilitate pulling the front stainless steel plate 4 to move, the plurality of permanent magnet rods 6 are provided to facilitate demagnetizing the materials inside the box body 1, and the plurality of grooves 7 and the plurality of rotating blocks 8 are provided to facilitate fixing the front stainless steel plate 4 to the front end of the box body 1. By rotating the plurality of rotating blocks 8 to correspond to the plurality of grooves 7, pulling the two push-pull handles 5 drives the front stainless steel plate 4 to move forward, and the forward movement of the front stainless steel plate 4 drives the plurality of permanent magnet rods 6 to leave the inside of the box body 1.

[0024] Furthermore, the rear stainless steel plate 9 includes a fixing plate one 91 and two fixing plates two 92. The fixing plate one 91 is fixed at the center of the rear end of the box body 1. The two fixing plates two 92 are respectively arranged on both sides of the rear end of the box body 1 and are respectively located on both sides of the fixing plate one 91. Two hinge pages 10 are fixedly arranged between each of the two fixing plates two 92 and the fixing plate one 91. Preferably, by pulling the edges of the two fixing plates two 92, it is convenient for the two fixing plates two 92 to rotate through the hinge pages 10, so that the two fixing plates two 92 rotate to both ends of the fixing plate one 91, thereby facilitating opening the two sides of the rear end of the box body 1, and further facilitating cleaning the inside of the box body 1. The hinge pages 10 are provided to facilitate the two fixing plates two 92 to rotate at both ends of the fixing plate one 91.

[0025] Furthermore, the limiting component includes a rectangular sliding groove 11, a sliding rod 12, a through hole 13 and a limiting block 14. The rectangular sliding groove 11 is formed in the side wall of the box body 1, and one end of the rectangular sliding groove 11 is opened towards the rear end of the box body 1. The sliding rod 12 is slidably arranged in the rectangular sliding groove 11. Through holes 13 are formed in the end faces of the two fixing plates two 92. The rear end of the sliding rod 12 passes through the through hole 13 and extends outside the fixing plate two 92 to be fixedly connected with the limiting block 14. Preferably, by rotating the sliding rod 12, it is convenient to drive the limiting block 14 to rotate to correspond to the through hole 13, and then it is convenient to pull the sliding rod 12 to drive the limiting block 14 to pass through the through hole 13 and enter the rectangular sliding groove 11. The rectangular sliding groove 11 is provided to facilitate the sliding rod 12 to drive the limiting block 14 to move inside it. The sliding rod 12 is provided to facilitate driving the limiting block 14 to move and rotate. The through hole 13 is provided to facilitate the limiting block 14 to move outside the fixing plate two 92. The limiting block 14 is provided to limit the fixing plate two 92 at the rear end of the box body 1, thereby preventing the fixing plate two 92 from easily rotating through the hinge pages 10.

[0026] Furthermore, the limiting component further includes a rectangular block 15 and a turntable 16. The front end of the sliding rod 12 penetrates and extends outside the front stainless steel plate 4 and is fixedly connected with the rectangular block 15. The turntable 16 is fixedly arranged on the sliding rod 12, and the turntable 16 is rotatably arranged inside the front stainless steel plate 4. Preferably, by rotating the rectangular block 15, it is convenient to drive the turntable 16 to rotate. When the turntable 16 rotates, it is convenient to drive the sliding rod 12 to rotate. When the sliding rod 12 rotates, it is convenient to drive the limiting block 14 to rotate, so as to facilitate the front stainless steel plate 4 to move and drive the limiting block 14 to slide in the rectangular chute 11. By providing the turntable 16, it is prevented that the rectangular block 15 leaves the front stainless steel plate 4 when the sliding rod 12 moves.

[0027] In the present utility model, when in use, when it is necessary to clean the demagnetization device, by rotating a plurality of rotating blocks 8 vertically to correspond to a plurality of grooves 7, it is convenient to separate the front stainless steel plate 4 from the front end of the box body 1. Then rotate the four rectangular blocks 15 to make them vertical, thereby driving the four turntables 16 to rotate inside the four corners of the front stainless steel plate 4. The rotation of the four turntables 16 drives the four sliding rods 12 to rotate in the four rectangular chutes 11. The rotation of the four sliding rods 12 drives the four limiting blocks 14 to rotate and make them vertical, so that the four limiting blocks 14 respectively correspond to the four through holes 13 and the four rectangular chutes 11. Thus, by pulling the two push-pull handles 5, the front stainless steel plate 4 is driven to move forward and leave the front end of the box body 1, and then a plurality of permanent magnet rods 6 are driven to leave the inside of the box body 1, so as to conveniently take out all the permanent magnet rods 6. There is no need to loosen six bolts and take them out layer by layer like a drawer. Its steps are simple and labor-saving, saving a lot of time, and thus promoting the production progress. At the same time, the front stainless steel plate 4 drives the four sliding rods 12 to move forward in the four rectangular chutes 11. The four sliding rods 12 drive the four limiting blocks 14 to pass through the four through holes 13 and enter the four rectangular chutes 11. When the four limiting blocks 14 move forward to the top in the four rectangular chutes 11, since the length of the four sliding rods 12 is longer than that of the permanent magnet rods 6, when pulled out for cleaning, the lengthened sliding rods 12 and the limiting blocks 14 will abut against the front end of the rectangular chute 11, playing the role of a stopper. There is no need to completely take it out for cleaning as in the past, and it is also labor-saving without taking it out. At the same time, by pulling the edges of the two fixing plates II 92, the two fixing plates II 92 are rotated to both ends of the fixing plate I 91 through the hinge 10, so as to facilitate the opening and closing of both sides of the rear end of the box body 1, and thus facilitate the cleaning of the inside of the box body 1.

[0028] The above is only the preferred specific implementation manner of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent replacements or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. A lithium carbonate dry powder demagnetization device, comprising a box, a feed port is fixedly arranged on the top of the box, a discharge port is fixedly arranged on the bottom of the box, openings are provided at both the front and rear ends of the box, and a front stainless steel plate is provided at the front end of the box, characterized in that: A rear stainless steel plate is arranged at the rear end of the box body, and the areas of the rear stainless steel plate and the front stainless steel plate are larger than the area of ​​the end surface of the box body, and limiting components are arranged between the four corners of the front stainless steel plate and the four corners of the rear stainless steel plate.

2. The lithium carbonate dry powder demagnetization device according to claim 1, characterized in that: Two push-pull handles are fixedly provided on the outer end surface of the front stainless steel plate, a plurality of permanent magnet bars are fixedly provided on the inner end surface of the front stainless steel plate, and the plurality of permanent magnet bars are located in the box body, a plurality of grooves are provided at the upper and lower ends of the front stainless steel plate, a plurality of rotating blocks are fixedly provided on the upper and lower sides of the front end of the box body, the plurality of rotating blocks are respectively located in the plurality of grooves, and the plurality of rotating blocks fix the front stainless steel plate to the front end of the box body.

3. The lithium carbonate dry powder demagnetization device according to claim 2, characterized in that: The rear stainless steel plate includes a fixed plate 1 and two fixed plates 2. The fixed plate 1 is fixed at the rear end center of the box body. The two fixed plates 2 are respectively arranged on both sides of the rear end of the box body and are respectively located on both sides of the fixed plate 1. Two opening and closing pages are fixedly arranged between the two fixed plates 2 and the fixed plate 1.

4. The lithium carbonate dry powder demagnetization device according to claim 3, characterized in that: The limit assembly includes a rectangular slide groove, a slide rod, a through hole and a limit block. The rectangular slide groove is opened in the side wall of the box body, and one end of the rectangular slide groove is opened toward the rear end of the box body. The slide rod is slidably set in the rectangular slide groove. The end faces of the two fixed plates are both provided with through holes. The rear end of the slide rod extends through the through hole to the outside of the fixed plate two and is fixedly connected to the limit block.

5. The lithium carbonate dry powder demagnetization device according to claim 4, characterized in that: The limit assembly also includes a rectangular block and a turntable. The front end of the slide rod extends through and outside the front stainless steel plate and is fixedly connected with the rectangular block. The turntable is fixedly arranged on the slide rod and rotatably arranged inside the front stainless steel plate.

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