Filter pressing device for iron black production

Abstract

The utility model relates to a filter pressing device for iron black production in the technical field of filter pressing equipment, which comprises a rack, a filter pressing frame and a filter pressing plate matched with the filter pressing frame are arranged on the rack, a liquid collecting box is arranged under the filter pressing plate, and the left side and the right side of the liquid collecting box are respectively provided with a slag collecting box. Two horizontal guide rods are fixed on the rack between the filter pressing plate and the liquid collecting box, two turnover filter pressing frames are movably arranged on the two guide rods, leaking holes are uniformly distributed in the bottoms of the filter pressing frames, and the two filter pressing frames are respectively matched with the liquid collecting box and the residue collecting box. According to the utility model, the two filter pressing boxes are used for alternately carrying out filter pressing operation, so that continuous filter pressing can be realized, the filter pressing efficiency is high, the effect is good, solid materials after filter pressing directly fall into the slag collecting box after being turned over by 90 degrees in the filter pressing boxes, and the blanking is convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of filter press equipment, and in particular relates to a filter press device used for iron black production. Background Art

[0002] The production process of iron black includes filtering the solution obtained by the sodium hydroxide oxidation method of the raw material, and then filtering it in a filter press, and the solid matter filtered out is an iron oxide black filter cake. Patent No. CN 208244195 U discloses a filter press device, including a filter press cavity, a top cover, a filter screen plate, a filter press plate, a lifting rod and a hydraulic cylinder, the top of the filter press cavity is open, the top cover is detachably arranged at the top opening position of the filter press cavity, a feed inlet is arranged on the top cover, the filter screen plate is located inside the filter press cavity, a discharge port is arranged at the bottom of the filter press cavity, the filter press plate is located at the top of the filter screen plate, a sealing ring is arranged around the outer edge of the filter press plate, and the outer edge of the sealing ring contacts the inner wall of the filter press cavity, a material through hole is opened in the middle of the filter press plate, and an opening and closing cover is hinged on one side of the bottom of the material through hole, and the two ends of the lifting rod are respectively connected to the hydraulic cylinder and the filter press plate to drive the filter press plate to rise and fall. The patent requires that the solids remaining on the filter plate be cleaned before the next operation can be carried out, which is not only inconvenient to clean, but also cannot perform continuous filter pressing operation, resulting in low filter pressing efficiency and poor effect. Therefore, a filter pressing device for iron black production is needed to solve the above technical problems. Utility Model Content

[0003] In view of the above defects existing in the prior art, the utility model provides a filter press device for iron black production, including a frame, a filter press frame and a filter press plate matched with the filter press frame are arranged on the frame, the filter press plate is connected with a vertical hydraulic rod, the fixed end of the hydraulic rod is fixed on the top of the frame, the telescopic end of the hydraulic rod is vertically downward and fixedly connected with the upper surface of the filter press plate, a liquid collecting box is arranged directly below the filter press plate, a slag collecting box is arranged on the left and right sides of the liquid collecting box, two horizontal guide rods are fixed on the frame between the filter press plate and the liquid collecting box, two filter press frames are movably arranged on the two guide rods, the bottoms of the two filter press frames are covered with leak holes, and the two filter press frames are matched with the liquid collecting box and the slag collecting box respectively. By synchronously moving the two filter press frames, the two filter press frames are alternately and periodically located above the liquid collecting tank to cooperate with the filter press plate to perform filter pressing operation, and the other filter press frame is located above the slag collecting box to discharge materials, which is conducive to improving the continuity of the filter pressing operation and improving the filter pressing efficiency.

[0004] Preferably, the two guide rods are provided with guide grooves, the guide grooves are provided with screws, the two ends of the two screws are rotatably connected to the two ends of the corresponding guide grooves through bearings, one end of the two screws passes through the corresponding guide grooves and is fixedly connected to sprockets, the two sprockets are connected through a chain transmission, one of the screws is connected to a forward and reverse motor 1, and the forward and reverse motor 1 is fixed on the frame;

[0005] The two ends of the two filter press frames are connected to the corresponding guide rods through a moving assembly, and the moving assembly includes a slider, a horizontal support plate and a vertical connecting plate. The slider is arranged in the guide groove and cooperates with the screw thread. The support plate is located outside the guide groove and is fixedly connected to the upper surface of the slider. The lower end of the connecting plate is fixed on the supporting plate. The connecting plate is rotatably connected with a horizontal rotating shaft through a bearing. The rotating shaft is fixedly connected to one end of the corresponding filter press frame. A rotating shaft of the filter press frame passes through the connecting plate and is connected to a forward and reverse motor 2. The forward and reverse motor 2 is fixed on the supporting plate. The arrangement can drive the two screws to rotate synchronously through the forward and reverse rotation of the forward and reverse motor 1. The sliders on the two screws drive the two filter presses to move synchronously back and forth along the screws, so that the two filter press frames are alternately and periodically located above the liquid collecting tank and cooperate with the filter press plate to perform the filter pressing operation. When one of the filter press frames is located above the liquid collecting box, the other filter press frame is located above the slag collecting box. The filter press frame located above the slag collecting box can be flipped to drop the solids after the filter pressing in the filter press frame into the slag collecting box, which is convenient for unloading.

[0006] Preferably, a feed assembly is provided above the liquid collecting box, the feed assembly includes a storage box and a discharge pipe, the storage box is fixed on the frame, the bottom of the storage box is connected to the discharge pipe, the discharge pipe includes a vertical pipe and a horizontal pipe, the top of the vertical pipe is connected to the storage box through a rotating joint, the lower end of the vertical pipe is connected to one end of the horizontal pipe, a circle of racks is fixed on the outer wall of the vertical pipe, the rack is meshed with a gear, the gear is connected to the forward and reverse motor three, the forward and reverse motor three is fixed on the frame, the horizontal pipe is higher than the filter press frame, the discharge end of the horizontal pipe cooperates with the filter press frame, and a switch valve is provided on the horizontal pipe. This place is arranged to facilitate the loading of the filter press box located below the filter press plate. During loading, the discharge end of the horizontal pipe is located above the filter press box below the filter press plate. The switch valve is opened, and the material in the storage box enters the filter press box through the discharge pipe. Then the switch valve is closed, and the forward and reverse motors drive the vertical pipe to rotate a certain angle, which is not less than 90 degrees. The horizontal pipe does not affect the downward pressure of the filter press plate, and the filter press plate descends to perform a filter pressing operation on the material in the filter press box opposite it.

[0007] The utility model also includes other components that can be used in the normal use of the filter press device for iron black production, such as the control components of the forward and reverse motor three, the control components of the forward and reverse motor one and the forward and reverse motor two, the control components of the switch valve, the control components of the hydraulic rod, etc., which are all commonly used equipment in the field and are conventional technical means in the field. In addition, the devices or components not limited in the utility model, such as the rotary joint, the switch valve, the sprocket chain, the slider, etc., all adopt conventional technical means and conventional equipment in the field.

[0008] The beneficial effect of the utility model is that the two filter press boxes perform filter pressing operation alternately to realize continuous filter pressing with high filter pressing efficiency and good effect. The solid material after filter pressing directly falls into the slag collecting box after the filter press box is turned 90 degrees, which is convenient for unloading. BRIEF DESCRIPTION OF THE DRAWINGS

[0009] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0010] Figure 1 This is a schematic structural diagram of a filter press device for iron black production in an embodiment of the utility model;

[0011] Figure 2 for Figure 1 The view from the AA point in the middle;

[0012] Figure 3 for Figure 2 The state diagram after the two filter press frames move to the left;

[0013] Figure 4 for Figure 1 The state diagram after the middle and lower material pipes are rotated 90 degrees.

[0014] In the figure: 1. slag collecting box; 2. material storage box; 3. liquid collecting box; 4. frame; 5. guide rod; 6. vertical pipe; 7. filter press frame; 8. filter press plate; 9. hydraulic rod; 10. connecting plate; 11. forward and reverse motor 1; 12. chain; 13. forward and reverse motor 2; 14. forward and reverse motor 3; 15. screw; 16. support plate; 17. rotating shaft; 18. horizontal pipe; 19. rack; 20. gear. DETAILED DESCRIPTION

[0015] The present invention is described in detail below in conjunction with the drawings and specific embodiments in the embodiments of the present invention. The description here is only used to explain the present invention, but not to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work, any modifications, equivalent replacements, improvements, etc., should be included in the protection scope of the present invention.

[0016] Example

[0017] like Figure 1-4 As shown, the utility model provides a filter press device for iron black production, including a frame 4, on which a filter press frame 7 and a filter press plate 8 cooperating with the filter press frame 7 are provided, the filter press plate 8 is connected with a vertical hydraulic rod 9, the fixed end of the hydraulic rod 9 is fixed to the top of the frame 4, the telescopic end of the hydraulic rod 9 is vertically downward and fixedly connected to the upper surface of the filter press plate 8, a liquid collecting box 3 is provided directly below the filter press plate 8, a slag collecting box 1 is provided on the left and right sides of the liquid collecting box 3, two horizontal guide rods 5 are fixed on the frame 4 between the filter press plate 8 and the liquid collecting box 3, two filter press frames 7 are movably provided on the two guide rods 5, the bottoms of the two filter press frames 7 are covered with leakage holes, and the two filter press frames 7 cooperate with the liquid collecting box 3 and the slag collecting box 1, respectively. By synchronously moving the two filter press frames 7, the two filter press frames 7 are alternately and periodically located above the liquid collecting tank to cooperate with the filter press plate 8 to perform filter pressing operation, and the other filter press frame 7 is located above the slag collecting box 1 for unloading, which is beneficial to improving the continuity of the filter pressing operation and improving the filter pressing efficiency.

[0018] Preferably, the two guide rods 5 are provided with guide grooves, and the guide grooves are provided with screws 15, and the two ends of the two screws 15 are rotatably connected to the two ends of the corresponding guide grooves through bearings, and one end of the two screws 15 passes through the corresponding guide grooves and is fixedly connected to sprockets, and the two sprockets are connected by a chain 12, and one of the screws 15 is connected to a forward and reverse motor 11, and the forward and reverse motor 11 is fixed on the frame 4;

[0019] The two ends of the two filter press frames 7 are connected to the corresponding guide rods 5 through a moving assembly, and the moving assembly includes a slider, a horizontal support plate 16 and a vertical connecting plate 10. The slider is arranged in the guide groove and is threadedly matched with the screw 15. The support plate 16 is located outside the guide groove and is fixedly connected to the upper surface of the slider. The lower end of the connecting plate 10 is fixed on the support plate 16. The connecting plate 10 is rotatably connected with a horizontal rotating shaft 17 through a bearing. The rotating shaft 17 is fixedly connected to one end of the corresponding filter press frame 7. After a rotating shaft 17 of the filter press frame 7 passes through the connecting plate 10, it is connected to a forward and reverse motor 2 13, and the forward and reverse motor 2 13 is fixed on the supporting plate 16. The arrangement here can drive the two screws 15 to rotate synchronously through the forward and reverse rotation of the forward and reverse motor 11, and the sliders on the two screws 15 drive the two filter press tanks to reciprocate synchronously along the screw 15, so that the two filter press frames 7 are alternately and periodically located above the liquid collecting tank and cooperate with the filter press plate 8 to perform the filter pressing operation. When one of the filter press frames 7 is located above the liquid collecting box 3, the other filter press frame 7 is located above the slag collecting box 1. The filter press frame 7 located above the slag collecting box 1 can be flipped to allow the solids filtered in the filter press frame 7 to fall into the slag collecting box 1, which is convenient for unloading.

[0020] Preferably, a feed assembly is provided above the collecting box 3, and the feed assembly includes a storage box 2 and a discharge pipe. The storage box 2 is fixed on the frame 4, and the bottom of the storage box 2 is connected to the discharge pipe, and the discharge pipe includes a vertical pipe 6 and a horizontal pipe 18. The top of the vertical pipe 6 is connected to the storage box 2 through a rotating joint, and the lower end of the vertical pipe 6 is connected to one end of the horizontal pipe 18. A circle of racks 19 is fixed on the outer wall of the vertical pipe 6, and the rack 19 is meshed with a gear 20. The gear 20 is connected to the forward and reverse motor three 14, and the forward and reverse motor three 14 is fixed on the frame 4. The horizontal pipe 18 is higher than the filter press frame 7, and the discharge end of the horizontal pipe 18 cooperates with the filter press frame 7. A switch valve is provided on the horizontal pipe 18. The arrangement here is convenient for loading the filter press box located below the filter press plate 8. During loading, the discharge end of the horizontal pipe 18 is located above the filter press box below the filter press plate 8. The switch valve is opened, and the material in the storage box 2 enters the filter press box through the discharge pipe. Then the switch valve is closed, and the forward and reverse motor 3 14 drives the vertical pipe 6 to rotate a certain angle, which is not less than 90 degrees. The horizontal pipe 18 does not affect the downward pressure of the filter press plate 8. The filter press plate 8 descends to perform a filter pressing operation on the material in the filter press box opposite it.

[0021] During operation, one filter press frame is located above the liquid collecting tank, and the other filter press frame 7 is located above the slag collecting box 1. At this time, the discharge end of the horizontal pipe 18 is located above the filter press box below the filter press plate 8. The switch valve is opened, and the material in the storage box 2 enters the filter press box through the discharge pipe. Then the switch valve is closed, and the forward and reverse motor 3 14 drives the vertical pipe 6 to rotate 90 degrees. The horizontal pipe 18 does not affect the downward pressure of the filter press plate 8. The filter press plate 8 descends to perform filter pressing operation on the material in the filter press box opposite to it. After the filter pressing is completed, the forward and reverse motor 11 The two screws 15 are driven to rotate synchronously, and the sliders on the two screws 15 drive the two filter press tanks to move synchronously along the screws 15. The filter press frame originally located above the slag collection box moves to the top of the liquid collection tank. After the material is loaded through the feeding pipe, the above-mentioned filter pressing operation is repeated, and the filter press frame 7 after filtration moves to the top of another slag collection box 1. Then, the second motor rotates forward and reversely to flip the filter press frame after filtration, and the solids after filtration in the filter press frame 7 fall into the slag collection box 1 for easy unloading. After unloading, the filter press frame is reset and waits for the next loading and filtration operation. This is repeated to achieve continuous filtration operation.

[0022] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A filter press device for iron black production, comprising a frame, a filter press frame and a filter press plate matched with the filter press frame, characterized in that: The filter press plate is connected to a vertical hydraulic rod, the fixed end of the hydraulic rod is fixed to the top of the frame, the telescopic end of the hydraulic rod is vertically downward and fixedly connected to the upper surface of the filter press plate, a liquid collecting box is provided directly below the filter press plate, a slag collecting box is provided on the left and right sides of the liquid collecting box respectively, two horizontal guide rods are fixed on the frame between the filter press plate and the liquid collecting box, two filter press frames are movably provided on the two guide rods, the bottoms of the two filter press frames are covered with leakage holes, and the two filter press frames cooperate with the liquid collecting box and the slag collecting box respectively.

2. The filter press device for iron black production according to claim 1, characterized in that: The two guide rods are provided with guide grooves, and the guide grooves are provided with screws, and the two ends of the two screws are rotatably connected to the two ends of the corresponding guide grooves through bearings respectively, and one end of the two screws passes through the corresponding guide grooves and is fixedly connected to sprockets, and the two sprockets are connected through chain transmission, and one of the screws is connected to a forward and reverse motor 1, and the forward and reverse motor 1 is fixed on the frame; The two ends of the two filter press frames are respectively connected to the corresponding guide rods through a moving component, and the moving component includes a slider, a horizontal support plate and a vertical connecting plate. The slider is arranged in the guide groove and cooperates with the screw thread, the support plate is located outside the guide groove and fixedly connected to the upper surface of the slider, the lower end of the connecting plate is fixed on the support plate, and the connecting plate is rotatably connected to a horizontal rotating shaft through a bearing, and the rotating shaft is fixedly connected to one end of the corresponding filter press frame, and a rotating shaft of the filter press frame passes through the connecting plate and is connected to a forward and reverse motor 2, and the forward and reverse motor 2 is fixed on the support plate.

3. The filter press device for iron black production according to claim 1, characterized in that: A feeding assembly is provided above the collecting box, and the feeding assembly includes a storage box and a discharge pipe. The storage box is fixed on the frame, and the bottom of the storage box is connected to the discharge pipe, and the discharge pipe includes a vertical pipe and a horizontal pipe. The top of the vertical pipe is connected to the storage box through a rotating joint, and the lower end of the vertical pipe is connected to one end of the horizontal pipe. A circle of racks is fixed on the outer wall of the vertical pipe, and the rack is meshed with gears. The gears are connected to the forward and reverse motors three, and the forward and reverse motors three are fixed on the frame. The horizontal pipe is higher than the filter press frame, and the discharge end of the horizontal pipe cooperates with the filter press frame. A switch valve is provided on the horizontal pipe.

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