Pressurizing filter for dehydrating fine iron powder

Abstract

The utility model relates to the technical field of equipment for fine iron powder processing, and discloses a pressure filter for fine iron powder dehydration, which comprises a dehydration box, a filter screen, a filter screen and a filter screen, the dewatering mechanism is arranged in the dewatering box and used for dewatering and drying the fine iron powder in the dewatering box; the top of the filter box is open, the bottom of the filter box is provided with a discharge port, and the top surface of the filter box is fixed on the bottom surface of the dewatering box; and the fine iron powder discharged from the feeding port is screened by the screening mechanism. Compared with the prior art, the iron powder dewatering and filtering device has the advantages that the iron powder dewatering and filtering device integrates two functions of iron powder dewatering and filtering, can complete dewatering and filtering work of iron powder more efficiently, and is higher in practicability. And through the design of the dewatering mechanism, efficient and sufficient dewatering and drying treatment can be carried out on the fine iron powder in the dewatering box. And through the design of the screening and filtering mechanism, the dehydrated fine iron powder can be efficiently screened and filtered.

Description

Technical Field

[0001] This utility model relates to the technical field of equipment for processing iron concentrate, specifically to a pressure filter for dehydrating iron concentrate. Background Technology

[0002] Iron concentrate is the main raw material, which is made from iron ore through crushing, beneficiation and other processing. The fluctuation of iron content will directly affect the quality of the finished pellets. An important step in the production and processing of iron concentrate is to dry, dehydrate and filter the internal moisture and impurities. Iron concentrate processed in this way will have better quality after being processed into pellets.

[0003] Currently, in existing technologies, the equipment for dewatering and filtering iron concentrate is generally two separate devices, meaning the dewatering and filtration processes are carried out independently. This undoubtedly leads to lower efficiency in the dewatering and filtration of iron concentrate, and needs improvement. Utility Model Content

[0004] The technical problem to be solved by this utility model is to overcome the above-mentioned technical difficulties and provide a pressure filter for dehydrating iron concentrate. It is a device that integrates the functions of iron concentrate dehydration and filtration, and can complete the dehydration and filtration of iron concentrate more efficiently.

[0005] To solve the above-mentioned technical problems, the technical solution provided by this utility model is as follows:

[0006] A pressure filter for dewatering iron concentrate, comprising:

[0007] The dehydration tank has a filling port on one side of the top and a feeding port with a solenoid valve at the bottom.

[0008] The dehydration mechanism is located inside the dehydration tank and is used to dehydrate and dry the iron concentrate inside the dehydration tank.

[0009] The filter box is open at the top, with a cleaning port on the side and a discharge port at the bottom. The top of the filter box is fixed to the bottom of the dewatering box, and a side door is provided to cover the cleaning port.

[0010] The iron concentrate discharged from the feed port is filtered by the screening mechanism.

[0011] As an improvement, the dehydration mechanism includes a transfer pipe, an air supply pipe, an air distribution pipe, and a dehydration motor; after the bottom end of the air supply pipe is closed, the top end passes through and is rotatably connected to the top wall of the dehydration tank, and is driven to rotate by the dehydration motor installed on the top of the dehydration tank. Multiple air distribution pipes are evenly arranged circumferentially connected to the bottom side of the air supply pipe. The non-connecting ends of the air distribution pipes are closed. The top of the air supply pipe is also rotatably sleeved with a transfer pipe fixed to the top of the dehydration tank. The transfer pipe is connected to the hot air blower through an air supply hose.

[0012] As improvement, the air distribution pipe is a V-shaped pipe with an obtuse angle, and the upper section is a vertical section, which is adapted to the shape of the dewatering tank.

[0013] As improvement, the screen filtering mechanism comprises a screen filtering motor, a rotating shaft, a bearing seat, a support rod and a filter basket; the bearing seat is fixedly arranged in the filtering tank through the support rod, the rotating shaft is drivingly connected with the screen filtering motor fixedly arranged on the support rod, the top of the rotating shaft forms a tray, the tray is a hollow plate structure and is fixedly arranged at the bottom of the filter basket.

[0014] It is worth mentioning that the dewatering motor, the screen filtering motor and the hot air machine in the technical scheme are all prior art devices in common knowledge, and their use and control methods are all prior art. The dewatering motor and the screen filtering motor are selected as bidirectional motor devices, so that the air distribution pipe and the filter basket can be periodically rotated back and forth between clockwise and counterclockwise.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The device integrates the functions of dewatering and filtering of iron concentrate powder, can more efficiently complete the dewatering and filtering work of the iron concentrate powder and is more practical.

[0017] 2. When the device is used, the dewatering mechanism can realize efficient and sufficient dewatering and drying treatment of the iron concentrate powder in the dewatering tank.

[0018] 3. When the device is used, the screen filtering mechanism can realize efficient screen filtering work of the dewatered iron concentrate powder. DRAWINGS

[0019] Figure 1 is the structure schematic view of the utility model.

[0020] Figure 2 is the sectional structure schematic view of the utility model.

[0021] Figure 3 is the structure schematic view of the dewatering mechanism of the utility model.

[0022] Figure 4 is the structure schematic view of the screen filtering mechanism of the utility model.

[0023] As shown in the drawings: 1, the dewatering tank; 2, the filler port; 3, the feeding port; 4, the filtering tank; 5, the discharge port; 6, the adapter pipe; 7, the air distribution pipe; 8, the air distribution pipe; 9, the dewatering motor; 10, the scattering rod; 11, the screen filtering motor; 12, the rotating shaft; 13, the bearing seat; 14, the support rod; 15, the filter basket; 16, the tray; 17, the supporting leg; 18, the side door. DETAILED DESCRIPTION

[0024] In the description of the utility model, it needs to understand that, the orientation or position relation indicated by the terms "center", "transverse", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. Moreover, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can be explicitly or implicitly included one or more features. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more. In addition, the term "includes" and any variation thereof is intended to cover non-exclusive inclusion.

[0025] The utility model will be further described in detail below in combination with the drawings.

[0026] A kind of pressurized filter for iron concentrate dehydration, comprising:

[0027] Dehydration tank 1, top side is provided with filler port 2, bottom is provided with the feeding port 3 with electromagnetic valve;

[0028] Dehydration mechanism, including adapter pipe 6, gas delivery pipe 7, gas distribution pipe 8 and dehydration motor 9;The bottom end of gas delivery pipe 7 is closed, and the top is penetrated and rotationally connected to the top wall of dehydration tank 1, and is driven to rotate by dehydration motor 9 installed on the top of dehydration tank 1, and three gas distribution pipes 8 are connected to the side of the bottom of gas delivery pipe 7, which are uniformly arranged in the circumferential direction, the non-connected end of gas distribution pipe 8 is closed, and the top of gas delivery pipe 7 is also rotationally sleeved with adapter pipe 6 fixed on the top of dehydration tank 1. The gas distribution pipe 8 is V-shaped pipe with obtuse angle, and the upper section is vertical section. The vertical section of the gas distribution pipe 8 is fixedly connected to the side towards the gas distribution pipe 8, and the dispersing rod 10 is uniformly arranged in the vertical direction;

[0029] Filter box 4, top is open, and side is reserved with impurity removal port, bottom is provided with discharge port 5, filter box 4 top surface is fixed on the bottom surface of dehydration tank 1, and side is also provided with side door 18 for covering impurity removal port. Dehydration tank 1 and filter box 4 are both barrel-shaped box bodies, and the diameters of the two are equal, and the bottom of filter box 4 is also fixed with five supporting legs 17;

[0030] The screen filtering mechanism comprises a screen filtering motor 11, a rotating shaft 12, a bearing seat 13, a support rod 14 and a filter basket 15; the rotating shaft 12 is rotatably sleeved with the bearing seat 13 fixed in the filter box 4 through the support rod 14, the bottom end of the rotating shaft 12 is drivingly connected with the screen filtering motor 11 fixed on the support rod 14, the top of the rotating shaft 12 forms a tray 16, the tray 16 is a hollow plate structure and is fixed at the bottom of the filter basket 15.

[0031] In the specific implementation of the embodiment:

[0032] The dehydration motor 9, the hot air machine and the screen filtering motor 11 are started, the iron concentrate to be treated is added into the dehydration box 2 through the filling port 2, the hot air machine sends hot air into the gas conveying pipe 7, and finally the hot air is sprayed out through the air outlet holes on the gas distribution pipes 8, so that the iron concentrate is dried, meanwhile, the gas distribution pipes 8 and the scattering rods 10 thereon can play the right and downward stirring effect and can scatter the iron concentrate of the iron block, so that the drying and dehydration effect is better and more efficient. The iron concentrate in the dehydration falls into the filter basket 15 through the feeding port 3, the screen filtering motor 11 drives the filter basket 15 to reciprocate between clockwise and counterclockwise rotation, so that the iron concentrate can be efficiently screened and filtered. The screened and filtered iron concentrate is discharged through the discharge port 5. After the side door 18 is opened, the filter residue left in the filter basket 15 can be manually cleaned out.

[0033] The above describes the utility model and its implementation mode, which is not limited, and the drawings only show one of the implementation modes of the utility model, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired thereby, without departing from the creative purpose of the utility model, similar structure modes and embodiments are not creatively designed, which should belong to the protection scope of the utility model.

Claims

1. A pressure filter for dewatering iron concentrate slurry, characterized in that, It includes: Dehydration tank (1), top side is provided with filler port (2), bottom is provided with feeding port (3) with electromagnetic valve; Dehydration mechanism, which is arranged in the dehydration tank (1), is used for dehydrating and drying the iron concentrate powder in the dehydration tank; Filter box (4), the top is open, and the side is reserved with a cleaning port, and the bottom is provided with a discharge port (5), the filter box (4) top is fixed on the bottom surface of the dehydration tank (1), and the side is also provided with a side door (18) for covering the cleaning port; The screen filter mechanism is used for screening the iron concentrate powder discharged from the feeding port (3).

2. A filter press for dewatering iron concentrate slurry according to claim 1, characterized in that: The dehydration mechanism includes an adapter pipe (6), a gas delivery pipe (7), a gas distribution pipe (8) and a dehydration motor (9); the bottom end of the gas delivery pipe (7) is closed, the top penetrates and is rotatably connected to the top wall of the dehydration tank (1), and is driven to rotate by the dehydration motor (9) installed on the top of the dehydration tank (1); a plurality of gas distribution pipes (8) are connected to the bottom side of the gas delivery pipe (7) and are uniformly arranged in the circumferential direction; the non-connected end of the gas distribution pipe (8) is closed; the top of the gas delivery pipe (7) is also rotatably sleeved with the adapter pipe (6) fixed on the top of the dehydration tank (1).

3. A filter press for dewatering iron concentrate slurry according to claim 2, characterized in that: The gas distribution pipe (8) is a V-shaped pipe with an obtuse angle, and the upper vertical section.

4. A filter press for dewatering iron concentrate slurry according to claim 3, wherein: The side of the vertical section of the gas distribution pipe (8) facing the gas distribution pipe (8) is fixedly connected with a scattering rod (10), and the scattering rod (10) is uniformly arranged in the vertical direction.

5. A filter press for dewatering iron concentrate slurry according to claim 1, characterized in that: The screen filter mechanism includes a screen filter motor (11), a rotating shaft (12), a bearing seat (13), a support rod (14) and a filter basket (15); the rotating shaft (12) is rotatably sleeved with the bearing seat (13) fixed in the filter box (4) by the support rod (14); the bottom end of the rotating shaft (12) is drivingly connected with the screen filter motor (11) fixed on the support rod (14); the top forms a tray (16); the tray (16) is a hollow plate structure and is fixed on the bottom of the filter basket (15).

6. A filter press for dewatering iron concentrate slurry according to claim 1, characterized in that: The dehydration tank (1) and the filter box (4) are both cylindrical boxes, and the diameters of the two are equal; a plurality of supporting legs (17) are further fixed on the bottom of the filter box (4).

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