Self-pulling-out type unpowered feeding device for three-cylinder dryer

Abstract

The utility model discloses a three-drum dryer's self-digging unpowered feeding device, including mounting rack, be equipped with feed box above the mounting rack, be equipped with the first conveyor belt on the mounting rack, be equipped with the adjusting plate in the feed box, the two sets of adjusting plate both pass through mounting shaft and feed box rotary connection, be equipped with the first conveyor belt on the mounting rack, be equipped with the first conveyor belt on the first conveyor belt and be equipped with the second conveyor belt on the second conveyor belt. The mounting shaft is sleeved with a first gear, two sets of first racks are arranged in the feeding box, the first racks are in sliding connection with the feeding box, the first racks are in meshed connection with the first gear, and the threaded rod is driven by the motor to rotate, so that the connecting frame drives the first racks to slide up and down under the limiting effect of the feeding box; and the first gear is matched to drive the two groups of adjusting plates to synchronously rotate inwards or outwards, so that the size of the discharging opening of the feeding box is adjusted, the granularity of fed materials fed by the feeding device is adjusted, the dryer can conveniently, uniformly and quickly dry the raw materials, and the influence of large raw materials on the working efficiency of the three-cylinder dryer is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of feeding devices, in particular to a self-excavating unpowered feeding device for a three-drum drying machine. Background Art

[0002] The three-drum dryer is an efficient and energy-saving product improved on the basis of the single-drum rotary dryer. It increases the pre-drying of wet materials before entering the machine and prolongs the drying time of wet materials in the machine. In addition, with sealing, moisturizing and reasonable supporting measures, the production capacity of the dryer is increased by 50-80% compared with the original single-drum dryer. It has advanced technology, reasonable operating parameters, simple and feasible operation, and is widely used in various industries. The drying of slag, clay, coal, iron powder, mineral powder and other mixed materials, dry-mixed mortar in the construction industry, yellow sand, etc., as well as raw materials in the chemical, foundry and other industries.

[0003] In the prior art, the raw materials need to be crushed before drying the powdered or block materials. However, some large-sized block raw materials that have not been completely crushed are always mixed in the drying materials. These block raw materials cannot be completely dried inside the dryer after entering the dryer, which seriously affects the efficiency of the raw material drying work in the dryer. The existing dryer feeding cannot separate these large-sized block raw materials. Utility Model Content

[0004] The utility model aims to provide a self-excavating unpowered feeding device for a three-drum dryer to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a self-extracting unpowered feeding device for a three-drum dryer, comprising a mounting frame, a feed box is provided above the mounting frame, a first conveyor belt is provided on the mounting frame, an adjustment plate is provided in the feed box, two groups of the adjustment plates are rotatably connected to the feed box through a mounting shaft, a first gear is sleeved on the mounting shaft, two groups of first racks are provided in the feed box, the first racks are slidably connected to the feed box, and the first racks are meshingly connected to the first gear.

[0006] As a further preferred embodiment of the present technical solution, there are two groups of the adjustment plates, the two groups of the adjustment plates are symmetrically distributed, the two groups of the first racks are respectively arranged corresponding to the first gears, and the two groups of the first racks are fixedly installed by a connecting frame.

[0007] As a further preferred embodiment of the present technical solution, a threaded rod is provided in the feed box, both ends of the threaded rod respectively pass through the feed box and are rotatably connected to the feed box, the threaded rod passes through the connecting frame and is threadedly connected to the connecting frame, a motor is provided in the feed box, and the upper end of the threaded rod is connected to the output end of the motor.

[0008] As a further preferred embodiment of the present technical solution, a shovel plate is provided on the mounting frame, and the shovel plate is located above the first conveyor belt. The shovel plate is rotatably connected to the mounting frame through a mounting rod, and a second gear is sleeved on the mounting rod. A second rack is provided in the mounting frame, and a cylinder is provided on the mounting frame. A second conveyor belt is provided on the right side of the shovel plate, and the second conveyor belt is located above the first conveyor belt.

[0009] As a further preferred embodiment of the present technical solution, the second rack is meshingly connected with the second gear, the second rack is slidably connected with the mounting frame, and the second rack is connected with the output end of the cylinder piston rod.

[0010] As a further preferred embodiment of the present technical solution, a fixing frame is fixedly installed above the shovel plate, a fixing rod is provided on the fixing frame, both ends of the fixing rod respectively pass through the fixing frame and are rotatably connected with the fixing frame, a motor is provided on the fixing frame, the right end of the fixing rod is connected to the output end of the motor, and three groups of annularly distributed slides are provided on the fixing rod.

[0011] The utility model provides a self-excavating unpowered feeding device for a three-drum dryer, which has the following

[0012] Beneficial effects:

[0013] (1) The utility model realizes the preliminary screening of the raw materials fed by the feeding device by setting a feeding box and an adjusting plate; the threaded rod is driven to rotate by a motor, so that the connecting frame drives the first rack to slide up and down under the limiting action of the feeding box, and cooperates with the first gear to drive the two sets of adjusting plates to rotate inward or outward synchronously, thereby adjusting the size of the discharge port of the feeding box, thereby realizing the adjustment of the particle size of the material fed by the feeding device, facilitating the dryer to dry the raw materials evenly and quickly, and avoiding the influence of larger raw materials on the working efficiency of the three-drum dryer.

[0014] (2) The utility model realizes secondary screening of the raw materials conveyed on the first transmission belt by providing a shovel plate and a slide plate, and selects out some raw materials that do not meet the feeding standards; the raw materials screened by the feed box fall on the first transmission belt and are then conveyed to the dryer, and the second rack is driven to slide by a cylinder according to the feeding model, and the distance between the shovel plate and the first conveyor belt is adjusted in conjunction with the second gear. Raw materials that meet the composite feeding standards pass from under the shovel plate into the dryer, while raw materials that do not meet the feeding standards are pushed down by the shovel plate and pulled into the second conveyor belt by the rotation of the slide plate for unified collection and processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a structural schematic diagram of the adjustment plate of the utility model;

[0017] Figure 3 For the utility model Figure 2 -A magnified view of the structure;

[0018] Figure 4 It is a structural schematic diagram of the shovel plate of the utility model;

[0019] Figure 5 For the utility model Figure 4 -Enlarged view of the structure at B;

[0020] In the figure: 1, mounting frame; 2, first conveyor belt; 3, feed box; 4, adjustment plate; 5, mounting shaft; 6, first gear; 7, first rack; 8, connecting frame; 9, threaded rod; 10, motor; 11, shovel plate; 12, mounting rod; 13, second gear; 14, second rack; 15, cylinder; 16, fixing rod; 17, slide plate; 18, fixing frame; 19, motor; 20, second conveyor belt. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] The utility model provides a technical solution: Figure 1 , Figure 2 and Figure 3 As shown, in the present embodiment, a self-excavating unpowered feeding device for a three-drum dryer comprises a mounting frame 1, a feed box 3 is arranged above the mounting frame 1, a first conveyor belt 2 is arranged on the mounting frame 1, an adjusting plate 4 is arranged in the feed box 3, two groups of adjusting plates 4 are rotatably connected with the feed box 3 through a mounting shaft 5, a first gear 6 is sleeved on the mounting shaft 5, two groups of first racks 7 are arranged in the feed box 3, the first racks 7 are slidably connected with the feed box 3, the first racks 7 are meshed with the first gear 6, there are two groups of adjusting plates 4, the two groups of adjusting plates 4 are symmetrically distributed, the two groups of first racks 7 are respectively arranged corresponding to the first gear 6, the two groups of first racks 7 are fixedly installed by a connecting frame 8, a threaded rod 9 is arranged in the feed box 3, both ends of the threaded rod 9 respectively penetrate the feed box 3 and are rotatably connected with the feed box 3, the threaded rod 9 penetrates the connecting frame 8 and is threadedly connected with the connecting frame 8, a motor 10 is arranged in the feed box 3, and the upper end of the threaded rod 9 is connected to the output end of the motor 10.

[0023] By setting up a feed box 3 and an adjusting plate 4, preliminary screening of the raw materials fed by the feeding device is achieved; the threaded rod 9 is driven to rotate by the motor 10, so that the connecting frame 8 drives the first rack 7 to slide up and down under the limiting action of the feed box 3, and cooperates with the first gear 6 to drive the two sets of adjusting plates 4 to rotate inward or outward synchronously, thereby adjusting the size of the discharge port of the feed box 3, thereby achieving the adjustment of the particle size of the material fed by the feeding device, facilitating the dryer to dry the raw materials evenly and quickly, and avoiding the influence of larger raw materials on the working efficiency of the three-drum dryer.

[0024] like Figure 4 and Figure 5 As shown, a shovel plate 11 is provided on the mounting frame 1, and the shovel plate 11 is located above the first conveyor belt 2. The shovel plate 11 is rotatably connected to the mounting frame 1 through a mounting rod 12. A second gear 13 is sleeved on the mounting rod 12. A second rack 14 is provided in the mounting frame 1. A cylinder 15 is provided on the mounting frame 1. A second conveyor belt 20 is provided on the right side of the shovel plate 11. The second conveyor belt 20 is located above the first conveyor belt 2. The second rack 14 is meshed and connected with the second gear 13. The second rack 14 is slidably connected to the mounting frame 1, and the second rack 14 is connected to the output end of the piston rod of the cylinder 15. A fixing frame 18 is fixedly installed above the shovel plate 11, and a fixing rod 16 is provided on the fixing frame 18. Both ends of the fixing rod 16 respectively pass through the fixing frame 18 and are rotatably connected to the fixing frame 18. A motor 19 is provided on the fixing frame 18. The right end of the fixing rod 16 is connected to the output end of the motor 19. The fixing rod 16 is provided with three groups of slide plates 17 distributed in an annular manner.

[0025] By setting the shovel plate 11 and the slide plate 17, secondary screening of the raw materials conveyed on the first transmission belt is achieved, and some raw materials that do not meet the feeding standards are selected; the raw materials screened by the feed box 3 fall on the first transmission belt and are transmitted to the dryer. The cylinder 15 is used to drive the second rack 14 to slide according to the feeding model, and the distance between the shovel plate 11 and the first conveyor belt 2 is adjusted in conjunction with the second gear 13. The raw materials that meet the composite feeding standards pass from under the shovel plate 11 into the dryer, while the raw materials that do not meet the feeding standards are pushed down by the shovel plate 11 and pulled into the second conveyor belt 20 under the rotation of the slide plate 17 for unified collection and processing.

[0026] The utility model provides a self-excavating non-powered feeding device for a three-drum dryer. The specific working principle is as follows: the motor 10 drives the threaded rod 9 to rotate, so that the connecting frame 8 drives the first rack 7 to slide up and down under the limiting effect of the feed box 3, and cooperates with the first gear 6 to drive the two groups of adjustment plates 4 to rotate inward or outward synchronously, thereby adjusting the size of the discharge port of the feed box 3, thereby realizing the adjustment of the particle size of the material fed by the feeding device, facilitating the dryer to dry the raw materials evenly and quickly, avoiding the influence of larger raw materials on the working efficiency of the three-drum dryer, and realizing the shovel plate 11 and the slide plate 17 by setting The raw materials conveyed on the first transmission belt are screened twice, and some raw materials that do not meet the feeding standards are selected out; the raw materials screened by the feed box 3 fall on the first transmission belt and are conveyed to the dryer. The cylinder 15 is used to drive the second rack 14 to slide according to the feeding model, and the distance between the shovel plate 11 and the first conveyor belt 2 is adjusted in conjunction with the second gear 13. The raw materials that meet the composite feeding standards pass under the shovel plate 11 and enter the dryer, while the raw materials that do not meet the feeding standards are pushed down by the shovel plate 11 and pulled into the second conveyor belt 20 under the rotation of the slide plate 17 for unified collection and processing.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A self-extracting unpowered feeding device for a three-drum dryer, comprising a mounting frame (1), characterized in that: A feed box (3) is provided above the mounting frame (1), a first conveyor belt (2) is provided on the mounting frame (1), an adjustment plate (4) is provided in the feed box (3), two groups of the adjustment plates (4) are rotatably connected to the feed box (3) via a mounting shaft (5), a first gear (6) is sleeved on the mounting shaft (5), two groups of first racks (7) are provided in the feed box (3), the first racks (7) are slidably connected to the feed box (3), and the first racks (7) are meshingly connected to the first gear (6).

2. The self-excavating unpowered feeding device for a three-drum dryer according to claim 1 is characterized in that: The number of the adjustment plates (4) is two groups, the two groups of adjustment plates (4) are symmetrically distributed, the two groups of the first racks (7) are respectively arranged corresponding to the first gears (6), and the two groups of the first racks (7) are fixedly mounted via a connecting frame (8).

3. The self-excavating unpowered feeding device for a three-drum dryer according to claim 1 is characterized in that: A threaded rod (9) is provided in the feed box (3), and both ends of the threaded rod (9) respectively penetrate the feed box (3) and are rotatably connected to the feed box (3). The threaded rod (9) penetrates the connecting frame (8) and is threadedly connected to the connecting frame (8). A motor (10) is provided in the feed box (3), and the upper end of the threaded rod (9) is connected to the output end of the motor (10).

4. The self-excavating unpowered feeding device for a three-drum dryer according to claim 1 is characterized in that: The mounting frame (1) is provided with a shovel plate (11), the shovel plate (11) is located above the first conveyor belt (2), the shovel plate (11) is rotatably connected to the mounting frame (1) via a mounting rod (12), a second gear (13) is sleeved on the mounting rod (12), a second rack (14) is provided in the mounting frame (1), a cylinder (15) is provided on the mounting frame (1), a second conveyor belt (20) is provided on the right side of the shovel plate (11), and the second conveyor belt (20) is located above the first conveyor belt (2).

5. The self-excavating unpowered feeding device for a three-drum dryer according to claim 4 is characterized in that: The second rack (14) is meshingly connected with the second gear (13), the second rack (14) is slidably connected with the mounting frame (1), and the second rack (14) is connected with the output end of the piston rod of the cylinder (15).

6. The self-excavating unpowered feeding device for a three-drum dryer according to claim 4 is characterized in that: A fixing frame (18) is fixedly installed above the shovel plate (11), and a fixing rod (16) is provided on the fixing frame (18). Both ends of the fixing rod (16) respectively penetrate the fixing frame (18) and are rotatably connected to the fixing frame (18). A motor (19) is provided on the fixing frame (18), and the right end of the fixing rod (16) is connected to the output end of the motor (19). Three groups of slide plates (17) distributed in an annular manner are provided on the fixing rod (16).

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