Device for removing iron before processing biomass fuel raw materials

Abstract

The iron removal device used before biomass fuel raw material processing comprises a conveying structure and an iron removal structure matched with the conveying structure, the conveying structure comprises a conveying frame, conveying rollers matched with each other are arranged on the conveying frame, the conveying rollers are connected with the output end of a first motor, the first motor is connected with the conveying frame through a first fixing base, and the conveying rollers are sleeved with a conveying belt; a material uniformizing structure is arranged on the conveying frame. By the adoption of the structure, the feeding line and the iron removal line are arranged in a staggered mode, automatic adsorption and iron removal are achieved in the material conveying process, then the materials are conveyed to the end for collection through iron removal, and the device is suitable for large-scale production and machining; materials are equally divided before iron removal, raw material accumulation is avoided, then the raw materials are flattened through material pressing, the raw materials are evenly and flatly spread during iron removal and adsorption, and iron adsorption and impurity removal are greatly facilitated; the device is stable in overall structure, manual operation is not needed, iron is continuously removed in the feeding process, the automation degree is remarkably improved, and practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of biomass fuel production and processing, especially to an iron removal device for biomass fuel raw materials before processing. BACKGROUND

[0002] In the preparation process of biomass fuel, the pretreatment of raw materials is a very important step, especially the removal of iron impurities in the raw materials. The presence of iron impurities not only affects the quality of biomass fuel, but also may damage subsequent processing equipment, reduce production efficiency and safety. However, the processing capacity of traditional iron removal equipment is generally limited, and manual assistance is often required when used in large-scale production and processing, with low automation degree. At the same time, due to the lack of corresponding material distribution structure, the iron removal quality is also significantly reduced under the condition of material accumulation, and iron waste is easily left in the raw materials. In the long run, subsequent crushing processing is extremely easy to cause damage to the crushing device, and there are many drawbacks. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide an iron removal device for biomass fuel raw materials before processing, which is suitable for large-scale production and processing. The material is automatically adsorbed and iron is removed during the material conveying process, and then the material is fed to the end for collection after iron removal. The material is evenly distributed before iron removal to avoid material accumulation, and then the material is leveled by pressing to make the material evenly and smoothly spread during iron removal adsorption, greatly facilitating iron adsorption and impurity removal. The overall structure of the device is stable, no manual operation is required, continuous iron removal is achieved during the feeding process, the automation degree is significantly improved, and the practicability is strong.

[0004] To solve the above technical problems, the utility model adopts the following technical scheme: an iron removal device for biomass fuel raw materials before processing, which comprises a conveying structure and an iron removal structure matched therewith. The conveying structure comprises a conveying frame, and mutually matched conveying rollers are arranged on the conveying frame. The conveying rollers are connected with the output end of a first motor, and the first motor is connected with the conveying frame through a first fixed seat. A conveying belt is sleeved on the conveying rollers, and a material distribution structure is arranged on the conveying frame.

[0005] The iron removal structure comprises an iron removal frame, and mutually matched iron removal rollers are arranged on the iron removal frame. The iron removal rollers are connected with the output end of a second motor, and the second motor is connected with the iron removal frame through a second fixed seat. A feeding belt is sleeved on the iron removal rollers, and an iron adsorption plate and a material pressing structure are arranged in the iron removal frame. A material guide groove is arranged at the discharge end of the iron removal frame, and a collection box is arranged directly below the material guide groove.

[0006] In the preferred scheme, the iron removal structure and the conveying structure are crosswise staggered, the feeding belt is located above the conveying belt, the iron adsorption plate completely covers the width of the conveying belt, and the end extends to the position of the material guide groove.

[0007] In the preferred scheme, the uniform material structure comprises positioning sleeves symmetrically arranged on the conveying frame, the positioning sleeves are in positioning cooperation with uniform material sliding rods, the uniform material sliding rods are provided with a plurality of uniform material plates, end portions of the uniform material sliding rods are provided with cooperation grooves, the cooperation grooves are hinged to one end of a swing arm through a connecting shaft, the other end of the swing arm is hinged to an eccentric rod arranged on a rotating disc, the rotating disc is connected with an output end of a third motor, and the third motor is connected with the conveying frame through a third fixed seat.

[0008] In the preferred scheme, the material pressing structure comprises fixed arms arranged on the iron removing frame, the fixed arms are provided with material pressing arc plates cooperating with top portions of the conveying belts at bottom portions of the fixed arms, and arc surface ends of the material pressing arc plates face the feeding end of the conveying belt.

[0009] In the preferred scheme, the conveying belt is provided with side blocking edges at two sides of the conveying belt.

[0010] The biomass fuel raw material processing front iron removing device has the following beneficial effects by adopting the above structure.

[0011] (1) The two lines of feeding and iron removing are arranged in an interlaced manner, the material is automatically adsorbed and removed during the material conveying process, and then is fed to the end portion for collection, and the device is suitable for large-scale production and processing use;

[0012] (2) The material is evenly divided before iron removing, the raw material is prevented from being accumulated, the raw material is evenly and flatly spread after being pressed and leveled, and the iron adsorption and impurity removal are greatly facilitated;

[0013] (3) The device has a stable overall structure, does not need manual operation, continuously removes iron during the feeding process, significantly improves the automation degree, and has high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be further described in connection with the drawings and examples:

[0015] Fig. 1 It is the overall structure schematic diagram of the utility model.

[0016] Fig. 2 It is the iron adsorption plate installation position structure schematic diagram of the utility model.

[0017] Fig. 3 It is the uniform material structure schematic diagram of the utility model.

[0018] In the figure: conveying frame 1, conveying roller 2, first motor 3, first fixed seat 4, conveying belt 5, side stop 6, material uniformizing structure 7, iron removing frame 8, iron removing roller 9, second motor 10, second fixed seat 11, feeding belt 12, fixed arm 13, material pressing arc plate 14, material guiding groove 15, iron absorbing plate 17, positioning sleeve 18, material uniformizing slide rod 19, material uniformizing plate 20, matching groove 21, connecting shaft 22, swing arm 23, eccentric rod 24, rotating disc 25, third motor 26, third fixed seat 27. DETAILED DESCRIPTION

[0019] As Figs. 1-3 In the embodiment, the iron removing device before biomass fuel raw material processing includes a conveying structure and an iron removing structure matched with the conveying structure. The conveying structure includes a conveying frame 1, conveying rollers 2 matched with each other arranged on the conveying frame 1, the conveying rollers 2 connected with the output end of a first motor 3, the first motor 3 connected with the conveying frame 1 through a first fixed seat 4, a conveying belt 5 sleeved on the conveying rollers 2, and a material uniformizing structure 7 arranged on the conveying frame 1.

[0020] The iron removing structure includes an iron removing frame 8, iron removing rollers 9 matched with each other arranged on the iron removing frame 8, the iron removing rollers 9 connected with the output end of a second motor 10, the second motor 10 connected with the iron removing frame 8 through a second fixed seat 11, a feeding belt 12 sleeved on the iron removing rollers 9, an iron absorbing plate 17 and a material pressing structure arranged in the iron removing frame 8, and a material guiding groove 15 arranged at the outlet of the iron removing frame 8, and a collecting box 16 arranged directly below the material guiding groove 15.

[0021] In the preferred embodiment, the iron removing structure and the conveying structure are arranged in a cross staggered manner, the feeding belt 12 is arranged above the conveying belt 5, and the iron absorbing plate 17 completely covers the width of the conveying belt 5 and extends to the position of the material guiding groove 15 at the end.

[0022] In the preferred embodiment, the material uniformizing structure 7 includes positioning sleeves 18 symmetrically arranged on the conveying frame 1, the positioning sleeves 18 positioned and matched with material uniformizing slide rods 19, a plurality of material uniformizing plates 20 arranged on the material uniformizing slide rods 19, a matching groove 21 arranged at the end of the material uniformizing slide rods 19, the matching groove 21 hingedly connected with one end of a swing arm 23 through a connecting shaft 22, the other end of the swing arm 23 hingedly connected with an eccentric rod 24 arranged on a rotating disc 25, the rotating disc 25 connected with the output end of a third motor 26, and the third motor 26 connected with the conveying frame 1 through a third fixed seat 27.

[0023] In the preferred embodiment, the material pressing structure includes a fixed arm 13 arranged on the iron removing frame 8, a material pressing arc plate 14 arranged at the bottom of the fixed arm 13 and matched with the top of the conveying belt 5, and the arc end of the material pressing arc plate 14 facing the feeding end of the conveying belt 5.

[0024] In the preferred embodiment, side stops 6 are arranged at the two sides of the conveying belt 5.

[0025] The use method of the utility model is:

[0026] Material input: the biomass fuel raw material first enters the system through the conveying structure, the both sides of the conveying belt 5 are equipped with side retaining edges 6, preventing the material from scattering in the conveying process;

[0027] Uniform material treatment: in order to ensure the uniform distribution of the material on the conveying belt, the conveying frame 1 is equipped with a uniform material structure 7, when the third motor 26 rotates, the rotating disc 25 drives the eccentric rod 24 and the swing arm 23 to do reciprocating motion, thereby pushing the uniform material slide rod 19 to move on the conveying belt 5, ensuring the uniform distribution of the material;

[0028] Material conveying: the material treated by the uniform material treatment is uniformly distributed on the conveying belt 5, and is conveyed forward along with the movement of the conveying belt 5;

[0029] Iron removal treatment: the iron removal frame 8 is equipped with an iron absorption plate 17, the iron absorption plate 17 completely covers the width of the conveying belt 5, and the end extends to the position of the material guide groove 15, the iron waste in the material passing through the conveying belt 5 is absorbed on the feeding belt 12 by the iron absorption plate 17 and continuously transported, until the iron waste is out of the range of the iron absorption plate 17 and falls into the material guide groove 15 for collection.

[0030] The utility model has the advantages that: two lines of feeding and iron removal are arranged in staggered mode, the material is automatically absorbed and iron removed in the conveying process, and then is fed to the end for collection after iron removal, which is suitable for large-scale production and processing; the material is evenly divided before iron removal, the raw material is prevented from accumulating, and the raw material is evenly and flatly spread after being pressed and leveled, which greatly facilitates the iron absorption and impurity removal; the device has stable overall structure, does not need manual operation, continuously removes iron during feeding, significantly improves the automation degree, and has high practicality.

Claims

1. A device for removing iron from raw material of biomass fuel before processing, comprising a conveying structure and a de-ironing structure matched with the conveying structure, characterized in that: The conveying structure comprises a conveying frame (1), the conveying frame (1) is provided with conveying rollers (2) matched with each other, the conveying rollers (2) are connected with the output end of a first motor (3), the first motor (3) is connected with the conveying frame (1) through a first fixing seat (4), the conveying rollers (2) are sleeved with a conveying belt (5), and the conveying frame (1) is provided with a material uniformizing structure (7). The iron removing structure comprises an iron removing frame (8), the iron removing frame (8) is provided with iron removing rollers (9) matched with each other, the iron removing rollers (9) are connected with the output end of a second motor (10), the second motor (10) is connected with the iron removing frame (8) through a second fixing seat (11), the iron removing rollers (9) are sleeved with a feeding belt (12), the iron removing frame (8) is provided with an iron absorbing plate (17) and a material pressing structure, and the iron removing frame (8) is provided with a guide chute (15) at the discharging end, and a collecting box (16) is arranged directly below the guide chute (15).

2. The apparatus according to claim 1, wherein: The iron removing structure and the conveying structure are crosswise staggered, the feeding belt (12) is located above the conveying belt (5), and the iron absorbing plate (17) completely covers the width of the conveying belt (5) and extends to the position of the guide chute (15).

3. The apparatus according to claim 1, wherein the apparatus is characterized by: The material uniformizing structure (7) comprises positioning sleeves (18) symmetrically arranged on the conveying frame (1), the positioning sleeves (18) are positioned and matched with material uniformizing slide rods (19), the material uniformizing slide rods (19) are provided with a plurality of material uniformizing plates (20), the end portions of the material uniformizing slide rods (19) are provided with matching grooves (21), the matching grooves (21) are hingedly connected with one end of swing arms (23) through connecting shafts (22), the other end of the swing arms (23) is hingedly connected with eccentric rods (24) arranged on a rotating disc (25), the rotating disc (25) is connected with the output end of a third motor (26), and the third motor (26) is connected with the conveying frame (1) through a third fixing seat (27).

4. The apparatus according to claim 1, wherein: The material pressing structure comprises a fixing arm (13) arranged on the iron removing frame (8), the bottom of the fixing arm (13) is provided with a material pressing arc plate (14) matched with the top of the conveying belt (5), and the arc end of the material pressing arc plate (14) faces the feeding end of the conveying belt (5).

5. The apparatus according to claim 1, wherein: The conveying belt (5) is provided with side limiting edges (6) on both sides.

Images