Drum type fine iron powder dewatering and filtering device

Abstract

The utility model discloses a barrel type fine iron powder dewatering and filtering device which comprises an outer barrel body and a rotating inner barrel body, a driving motor is arranged at the rear end of the rotating inner barrel body, a feeding port is formed in the front end of the rotating inner barrel body, the rear end of the rotating inner barrel body extends out of the outer barrel body to be provided with a discharging port, and a plurality of breathable net barrels are arranged at the front end of the rotating inner barrel body and located in the outer barrel body. A filter screen cylinder is arranged at the rear end of the rotating inner cylinder and located in the outer cylinder, and a dry hot air inlet box and a main collecting box which are matched with the breathable screen cylinder and the filter screen cylinder respectively are arranged below the outer cylinder. Compared with the prior art, the integrated dewatering and filtering device has the advantages that the integrated dewatering and filtering operation can be carried out on fine iron powder through the rotating inner barrel body, the arranged breathable net barrel and the filter net barrel which are matched with the bottom breathable net barrel and the filter net barrel, the production cost is greatly reduced, meanwhile, continuous hot air drying is carried out, and the drying efficiency is improved. The efficiency and the dehydration efficiency can be greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to iron concentrate powder production equipment technical field, specifically point to a kind of cylindrical iron concentrate powder dehydration filtering device. BACKGROUND

[0002] Iron concentrate powder is the main raw material of pellet, and is the ore powder processed by crushing, grinding, beneficiation and other processing, and the fluctuation of iron content will directly affect the quality of finished pellet.

[0003] In the process of iron concentrate powder production, the iron concentrate powder often needs to be dried and dehydrated, and the existing iron concentrate powder dehydration equipment is often batch dehydration, that is, after a batch of dehydration, the next batch of dehydration operation is carried out. This dehydration method is low in efficiency, high in cost, and generally poor in dehydration quality, and often needs to be filtered after dehydration, and the process is complex. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem, aiming at the deficiency in the above background technology, provides a kind of cylindrical iron concentrate powder dehydration filtering device of high efficiency of drying and filtering.

[0005] To solve the above technical problems, the technical scheme provided by the utility model is as follows: a kind of cylindrical iron concentrate powder dehydration filtering device, including outer cylinder, the outer cylinder is connected with multiple support frame bodies outside, multiple bearing frames are connected horizontally inside the outer cylinder, multiple rotating inner cylinder bodies are rotatably connected in the bearing frame, a drive motor is connected to the rear end of the rotating inner cylinder body, and a fixed support frame is connected to the rear end of the drive motor.

[0006] The front end of the rotating inner cylinder body is provided with a feeding port, and the rear end of the rotating inner cylinder body extends to the outside of the outer cylinder and is provided with a discharge port.

[0007] The front end of the rotating inner cylinder body is provided with multiple air-permeable mesh tubes in the outer cylinder, and the rear end of the rotating inner cylinder body is provided with a filter mesh tube in the outer cylinder, and the outer cylinder is provided with a drying hot gas inlet box and a main collection box matched with the air-permeable mesh tube and the filter mesh tube.

[0008] Further, the front end of the outer cylinder is provided with a fixed support, and the top of the fixed support is connected with an extension pipe body extending to the inside of the feeding port, so as to facilitate the feeding operation.

[0009] Further, the rear end of the outer cylinder is connected with a secondary collection box matched with the discharge port, so as to facilitate the collection of unfiltered materials at the rear end.

[0010] Further, the rotating inner cylinder body is welded with spiral feeding blades on the inner side, a plurality of support plates are connected on the outer side of the air permeable mesh cylinder and the filter mesh cylinder, the spiral feeding blades facilitate forward conveying of the materials, and the support plates facilitate stable operation of the air permeable mesh cylinder and the filter mesh cylinder.

[0011] Further, the drying hot gas inlet tank is connected with a drying hot gas inlet pipe on one side, a gas guide pipe is connected on the top of the drying hot gas inlet tank and is aligned with the air permeable mesh cylinder, and a temperature and humidity sensor is connected in the drying hot gas inlet tank, facilitating drying hot gas conveying operation.

[0012] Further, the outer cylinder body is connected with an exhaust pipe on the top, and an exhaust fan is connected in the exhaust pipe, facilitating moisture discharge operation.

[0013] Compared with the prior art, the cylinder type iron concentrate powder dewatering and filtering device has the following advantages: the rotating inner cylinder body, the air permeable mesh cylinder and the filter mesh cylinder, and the air permeable mesh cylinder and the filter mesh cylinder at the bottom cooperate to perform integrated dewatering and filtering operation on the iron concentrate powder, greatly reducing the production cost, and the continuous hot air drying can greatly improve the efficiency and dewatering efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a first structure schematic view of a cylinder type iron concentrate powder dewatering and filtering device.

[0015] Fig. 2 It is a second structure schematic view of a cylinder type iron concentrate powder dewatering and filtering device.

[0016] Fig. 3 It is a side sectional view schematic view of a cylinder type iron concentrate powder dewatering and filtering device.

[0017] As shown in the drawings: 1, outer cylinder body; 2, support frame body; 3, bearing frame; 4, rotating inner cylinder body; 5, fixed support frame; 6, driving motor; 7, feeding port; 8, feeding pipe body; 9, fixed support; 10, discharge port; 11, auxiliary collection tank; 12, air permeable mesh cylinder; 13, filter mesh cylinder; 14, spiral feeding blade; 15, support plate; 16, drying hot gas inlet tank; 17, gas guide pipe; 18, temperature and humidity sensor; 19, drying hot gas inlet pipe; 20, exhaust pipe; 21, exhaust fan; 22, main collection tank. DETAILED DESCRIPTION

[0018] The utility model makes further detailed description in combination with the drawings.

[0019] In combination with the drawings, Figs. 1-3The utility model provides a kind of cylinder type iron concentrate powder dehydration filtering device, including outer cylinder 1, the outer cylinder 1 outside connection is equipped with multiple support frame 2, the outer cylinder 1 inside transverse connection is equipped with multiple bearing frame 3, multiple bearing frame 3 are collectively rotationally connected with rotating inner cylinder 4, the rotating inner cylinder 4 rear end connection is equipped with driving motor 6, the driving motor 6 rear end connection is equipped with fixed support frame 5, i.

[0020] Rotating inner cylinder 4 front end is equipped with feed inlet 7, rotating inner cylinder 4 rear end extends to the outside of outer cylinder 1 and is equipped with discharge port 10, the outer cylinder 1 front end is equipped with fixed support 9, the fixed support 9 top connection is equipped with the extension to the inside of feed inlet 7's feeding pipe body 8, i.

[0021] Rotating inner cylinder 4 front end is equipped with multiple breathable mesh tube 12 in the outer cylinder 1, i. e. breathable mesh tube 12 hole is smaller, if in actual production, the diameter of iron concentrate powder is smaller, also can be set up cloth film in the inside of breathable mesh tube 12, prevent iron concentrate powder from exposing through breathable mesh tube 12, the rear end of rotating inner cylinder 4 is equipped with filter screen tube 13 in the outer cylinder 1, filter screen tube 13 is set to can filter the hole diameter of the diameter of iron concentrate powder required, the outer cylinder 1 below is equipped with dry hot gas inlet tank 16 and main collection tank 22 respectively with breathable mesh tube 12 and filter screen tube 13, the inside of rotating inner cylinder 4 is welded with spiral feeding blade 14, the outside of rotating inner cylinder 4 is connected with multiple support plates 15 with breathable mesh tube 12 and filter screen tube 13, i. e. spiral feeding blade 14 cooperates with the rotation of rotating inner cylinder 4 and forwards material, dry hot gas is delivered through dry hot gas inlet tank 16, drying operation is carried out through breathable mesh tube 12 position, iron concentrate powder after drying can be filtered through filter screen tube 13, integrated cylinder design, both ensure the efficiency and quality of drying, reduce subsequent filtering process, reduce cost.

[0022] The dry hot gas inlet box 16 is connected with a dry hot gas inlet pipe 19 on one side, a gas guide pipe 17 is connected on the top of the dry hot gas inlet box 16 and is aligned with the air permeable net cylinder 12, a temperature and humidity sensor 18 is connected in the dry hot gas inlet box 16, an exhaust pipe 20 is connected on the top of the outer cylinder body 1, and an exhaust fan 21 is connected in the exhaust pipe 20, so that the humid gas can be exhausted by the exhaust fan 21, in the actual production process, the dry hot gas inlet pipe 19 is communicated with a hot dry gas production device, the humid gas in the exhaust pipe 20 is filtered and dried, and can also be communicated with the hot dry gas production device, so that the energy consumption can be reduced.

[0023] The above describes the present application and its embodiments, which are not limited, and the embodiments shown in the drawings are only one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if the ordinary skilled in the art is inspired, without departing from the creative purpose of the present application, without creative design, similar structure and embodiments of the technical solution, which should belong to the protection scope of the present application.

Claims

1. A cylindrical iron concentrate dewatering and filtering device, comprising an outer cylinder (1), a plurality of support frames (2) are connected outside the outer cylinder (1), characterized in that: The outer cylinder (1) is internally connected transversely with a plurality of bearing frames (3), the bearing frames (3) are internally connected with a rotating inner cylinder (4) in common rotation, the rotating inner cylinder (4) is connected at the rear end with a driving motor (6), the driving motor (6) is connected at the rear end with a fixed support frame (5); The rotating inner cylinder (4) is provided at the front end with a feeding port (7), the rotating inner cylinder (4) is extended to the outside of the outer cylinder (1) at the rear end and provided with a discharging port (10); The rotating inner cylinder (4) is provided at the front end within the outer cylinder (1) with a plurality of air-permeable mesh cylinders (12), the rotating inner cylinder (4) is provided at the rear end within the outer cylinder (1) with a filter mesh cylinder (13), the outer cylinder (1) is provided below with a drying hot gas inlet box (16) and a main collecting box (22) respectively matched with the air-permeable mesh cylinder (12) and the filter mesh cylinder (13).

2. A filter device according to claim 1, c h a r a c t e r i s e d in that The outer cylinder (1) is provided at the front end with a fixed support (9), the fixed support (9) is connected at the top with a feeding pipe body (8) extended to the inside of the feeding port (7).

3. A filter drum for dewatering fine iron ore concentrate according to claim 1, characterized in that: The outer cylinder (1) is connected at the rear end with a sub-collecting box (11) matched with the discharging port (10).

4. A filter drum for dewatering fine iron ore concentrate according to claim 1, characterized in that: The rotating inner cylinder (4) is welded at the inside with a spiral feeding blade (14), the rotating inner cylinder (4) is connected at the outside of the air-permeable mesh cylinder (12) and the filter mesh cylinder (13) with a plurality of support plates (15).

5. A filter drum for dewatering fine iron ore concentrate according to claim 1, characterized in that: The drying hot gas inlet box (16) is connected at one side with a drying hot gas inlet pipe (19), the drying hot gas inlet box (16) is connected at the top with a gas guide pipe (17) aligned with the air-permeable mesh cylinder (12), the drying hot gas inlet box (16) is connected at the inside with a temperature and humidity sensor (18).

6. A filter drum for dewatering fine iron ore concentrate according to claim 1, characterized in that: The outer cylinder (1) is connected at the top with an exhaust duct (20), the exhaust duct (20) is connected at the inside with an exhaust fan (21).

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