Multi-stage sorting device for fly ash

Abstract

The utility model discloses a multistage sorting device for fly ash, which comprises a kettle body, a motor is mounted on the top surface of the kettle body, an output shaft of the motor penetrates through the kettle body and is connected with a stirring shaft, a plurality of stirring rods are fixedly mounted on the outer side of the stirring shaft, and a dust suction device is fixedly mounted on the outer side of the kettle body. A dust suction device is arranged in the kettle body, the dust suction device is communicated with the interior of the kettle body, an air bellow is fixedly mounted on the top wall of the kettle body, an air blowing mechanism is arranged in the air bellow and is driven by a stirring shaft, a vibration mechanism is arranged on the stirring shaft, and a plurality of screening plates are connected in the kettle body in a sliding manner. The purpose that one driving motor drives the coal ash to stir and the screening plate to vibrate is achieved, especially during large-scale production, the manufacturing cost of the device can be reduced, meanwhile, the fan blades are driven by the motor to rotate, circulation of air in the kettle body is accelerated, and separation of the coal ash and dust is promoted.

Description

Technical Field

[0001] The utility model relates to the field of multi-stage separation of fly ash, in particular to a multi-stage separation device for fly ash. Background Art

[0002] Fly ash, as the raw material for making refractory bricks, has been widely used in the field of refractory materials. When using fly ash to make refractory bricks, the fly ash needs to be sorted according to different particle sizes.

[0003] Existing sorting devices are usually equipped with dust suction devices to absorb the dust generated during the sorting process to avoid pollution to the surrounding environment. At the same time, each screening plate is equipped with a vibration motor to accelerate the screening efficiency of the screening plate through the vibration of the vibration motor.

[0004] Although the existing device can speed up the screening efficiency of the screening plate, each vibration motor needs to provide additional power and consume a certain amount of energy. At the same time, each screening plate is equipped with a vibration motor, which increases the production cost of the device. Utility Model Content

[0005] The utility model aims to solve the problems in the background technology and proposes a multi-stage separation device for fly ash.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A multi-stage sorting device for fly ash comprises a kettle body, a motor is installed on the top surface of the kettle body, and the output shaft of the motor passes through the kettle body and is connected to a stirring shaft, a plurality of stirring rods are fixedly installed on the outside of the stirring shaft, a dust suction device is fixedly installed on the outside of the kettle body, and the dust suction device is communicated with the inside of the kettle body, a bellows is fixedly installed on the top wall of the kettle body, a blowing mechanism is arranged in the bellows, and the blowing mechanism is driven by the stirring shaft, a vibration mechanism is arranged on the stirring shaft, a plurality of screening plates are slidably connected in the kettle body, each of the screening plates is fixedly connected by a plurality of fixing rods, and the filtering accuracy of each screening plate increases successively, and the bottom end of the vibration mechanism is against the top surface of the screening plate corresponding to the position, a slide plate is commonly installed on the bottom ends of the plurality of fixing rods, and a spring is installed between the slide plate and the bottom wall of the kettle body.

[0008] Preferably, the blowing mechanism includes a driving gear, and the driving gear is installed on the stirring shaft. A plurality of rotating rods are symmetrically connected to the top wall of the kettle body, each of the rotating rods is installed with a transmission gear, and each transmission gear is meshed with the driving gear. A plurality of fan blades are fixedly installed at the bottom end of each rotating rod, and a plurality of ventilation slots are provided on the bottom wall of the bellows.

[0009] Preferably, the vibration mechanism includes a driving bevel gear, and the driving bevel gear is installed at the bottom end of the stirring shaft. Two rotating shafts are symmetrically connected in the kettle body for rotation. A transmission bevel gear is installed at one end of each rotating shaft, and each transmission bevel gear is meshed with the driving bevel gear. A cam is installed on each rotating shaft, and each cam is against the top surface of the screen plate at the corresponding position.

[0010] Preferably, the pitch circle diameter of the driving gear is larger than the pitch circle diameter of the transmission gear.

[0011] Preferably, the pitch circle diameter of the driving bevel gear is larger than the pitch circle diameter of the transmission bevel gear.

[0012] Preferably, a feed port is provided on the top surface of the kettle body, and a plurality of discharge pipes are connected to the outside of the kettle body, and each of the discharge pipes is provided with a valve.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model realizes the purpose of a driving motor driving a stirring rod to stir the inside of a kettle body while driving a rotating shaft to rotate, and synchronously vibrating multiple screening plates through a cam and a spring, by arranging a motor, a stirring shaft, a driving bevel gear and other devices, which can reduce the manufacturing cost of the device especially in large-scale production.

[0015] 2. The utility model realizes stirring inside the kettle body while blowing air inside the kettle body through the rotation of multiple fan blades by setting driving gears, transmission gears, dust suction devices and other devices, thereby accelerating the circulation of air inside the kettle body, thereby promoting the separation of fly ash and dust, and achieving the purpose of suction through the dust suction device.

[0016] To sum up, the utility model is simple to operate when in use, and can achieve the purpose of using a driving motor to drive the stirring of fly ash and the vibration of the screening plate. Especially in large-scale production, the manufacturing cost of the device can be reduced. At the same time, the motor drives the fan blades to rotate, thereby accelerating the circulation of air inside the kettle and promoting the separation of fly ash and dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of a multi-stage separation device for fly ash proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of a kettle body of a multi-stage separation device for fly ash proposed in the utility model;

[0019] Figure 3 The utility model discloses a schematic diagram of the internal structure of a bellows of a multi-stage separation device for fly ash.

[0020] In the figure: 1 kettle body, 2 dust suction device, 3 motor, 4 discharge pipe, 5 bellows, 6 stirring shaft, 7 stirring rod, 8 rotating shaft, 9 cam, 10 driving bevel gear, 11 transmission bevel gear, 12 screening plate, 13 fixing rod, 14 baffle, 15 spring, 16 driving gear, 17 transmission gear, 18 fan blade, 19 ventilation slot. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-3 A multi-stage separation device for fly ash comprises a kettle body 1, a feeding port is arranged on the top surface of the kettle body 1, a plurality of discharge pipes 4 are connected to the outside of the kettle body 1, a valve is arranged on each discharge pipe 4, and the discharge of the material directly flows through the valve port to the discharge pipe 4, a motor 3 is installed on the top surface of the kettle body 1, and the output shaft of the motor 3 passes through the kettle body 1 and is connected to a stirring shaft 6, a plurality of stirring rods 7 are fixedly installed on the outside of the stirring shaft 6, a dust collecting device 2 is fixedly installed on the outside of the kettle body 1, and the dust collecting device 2 is connected to the inside of the kettle body 1, and the dust collecting device 2 is in communication with the inside of the kettle body 1, and the dust collecting device 2 is a prior art and will not be described in detail here, a bellows 5 is fixedly installed on the top wall of the kettle body 1, and the fly ash inside the kettle body 1 is stirred by the stirring rod 7 to make it flow, thereby increasing the screening efficiency;

[0023] A blast mechanism is provided in the bellows 5, and the blast mechanism is driven by the stirring shaft 6. The blast mechanism includes a driving gear 16, and the driving gear 16 is installed on the stirring shaft 6. A plurality of rotating rods are symmetrically connected to the top wall of the kettle body 1 for rotation. A transmission gear 17 is installed on each rotating rod, and each transmission gear 17 is meshed with the driving gear 16. A plurality of fan blades 18 are fixedly installed at the bottom end of each rotating rod. A plurality of ventilation slots 19 are provided on the bottom wall of the bellows 5. The pitch circle diameter of the driving gear 16 is larger than the pitch circle diameter of the transmission gear 17, thereby increasing the transmission ratio, increasing the rotation speed of the transmission gear 17, and then driving the plurality of fan blades 18 to rotate, forming a blast mechanism, and then blowing air into the kettle body 1, increasing the circulation of air inside the kettle body 1, reducing the accumulation of dust in the kettle body 1, and cooling the fly ash just entering the kettle body 1, while promoting the separation of fly ash and dust, and then performing dust collection through the dust collection device 2;

[0024] A vibration mechanism is provided on the stirring shaft 6, and the vibration mechanism includes a driving bevel gear 10, and the driving bevel gear 10 is installed at the bottom end of the stirring shaft 6. Two rotating shafts 8 are symmetrically connected to the kettle body 1 for rotation, and a transmission bevel gear 11 is installed at one end of each rotating shaft 8, and each transmission bevel gear 11 is meshed with the driving bevel gear 10. A cam 9 is installed on each rotating shaft 8, and each cam 9 is against the top surface of the sieve plate 12 at the corresponding position. The pitch circle diameter of the driving bevel gear 10 is larger than the pitch circle diameter of the transmission bevel gear 11. The cam 9 is used to abut the sieve plate 12, and then the rotating shaft 8 rotates one circle, which drives multiple sieve plates 12 to vibrate once, thereby increasing the screening efficiency;

[0025] A plurality of screening plates 12 are slidably connected in the kettle body 1, and each screening plate 12 is fixedly connected by a plurality of fixing rods 13. The filtering accuracy of each screening plate 12 increases successively, and the bottom end of the vibration mechanism abuts against the top surface of the screening plate 12 at the corresponding position. A slide plate is commonly installed at the bottom ends of the plurality of fixing rods 13, and a spring 15 is installed between the slide plate and the bottom wall of the kettle body 1. The plurality of fixing rods 13 form the plurality of screening plates 12 into a whole, and then through the elastic potential energy of the spring 15, each screening plate 12 can be reset after being squeezed by the cam 9, thereby forming a vibration effect and increasing the screening efficiency.

[0026] When the utility model is used, first, fly ash is fed into the kettle body 1 through the feed port provided on the kettle body 1, and then the motor 3 is started, and the stirring shaft 6 is driven by the motor 3 to rotate, and the driving gear 16 installed on the stirring shaft 6 is meshed with the transmission gear 17 during the rotation, and then the plurality of fan blades 18 are driven to rotate, and air is blown into the kettle body 1, thereby increasing the air circulation in the kettle body 1, cooling the fly ash, and at the same time promoting the separation of the fly ash and dust, and then the dust is collected by the dust collection device 2;

[0027] At the same time, a plurality of stirring rods 7 are fixedly installed on the stirring shaft 6 to promote the fluidity of fly ash and accelerate the screening rate. At the same time, the driving bevel gear 10 is meshed with the transmission bevel gear 11, thereby driving the rotating shaft 8 to rotate. While rotating, the cam 9 installed on the rotating shaft 8 is against the screening plate 12, thereby driving the screening plate 12 to vibrate. At the same time, multiple screening plates 12 are fixed by multiple fixed rods 13, and then the cam 9 drives the multiple screening plates 12 to vibrate synchronously, and the fly ash is sorted in multiple stages. It is worth mentioning that a slide plate is fixedly installed at the bottom end of the multiple fixed rods 13, and the slide plate is slidably connected in the kettle body 1. The slide plate and the bottom wall of the kettle body 1 are jointly installed with a spring 15, thereby driving the screening plate 12 to reset, cooperating with the cam 9 to form a vibration effect, and accelerating the screening efficiency.

[0028] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A multi-stage separation device for fly ash, comprising a kettle (1), characterized in that: A motor (3) is mounted on the top surface of the kettle body (1), and an output shaft of the motor (3) passes through the kettle body (1) and is connected to a stirring shaft (6). A plurality of stirring rods (7) are fixedly mounted on the outside of the stirring shaft (6). A dust collecting device (2) is fixedly mounted on the outside of the kettle body (1), and the dust collecting device (2) is connected to the inside of the kettle body (1). A bellows (5) is fixedly mounted on the top wall of the kettle body (1). A blast mechanism is arranged inside the bellows (5), and the blast mechanism is driven by the stirring shaft (6). A vibration mechanism is arranged on the stirring shaft (6). A plurality of sieve plates (12) are slidably connected inside the kettle body (1). Each of the sieve plates (12) is fixedly connected via a plurality of fixing rods (13). The filtering accuracy of each sieve plate (12) increases in sequence, and the bottom end of the vibration mechanism abuts against the top surface of the sieve plate (12) at a corresponding position. A slide plate is commonly mounted on the bottom ends of the plurality of fixing rods (13). A spring (15) is mounted between the slide plate and the bottom wall of the kettle body (1).

2. A multi-stage separation device for fly ash according to claim 1, characterized in that: The air blowing mechanism comprises a driving gear (16), and the driving gear (16) is mounted on the stirring shaft (6). A plurality of rotating rods are symmetrically connected to the top wall of the kettle body (1), each of the rotating rods is mounted with a transmission gear (17), and each transmission gear (17) is meshed with the driving gear (16). A plurality of fan blades (18) are fixedly mounted on the bottom end of each rotating rod, and a plurality of ventilation slots (19) are provided on the bottom wall of the bellows (5).

3. A multi-stage separation device for fly ash according to claim 2, characterized in that: The vibration mechanism comprises a driving bevel gear (10), and the driving bevel gear (10) is mounted on the bottom end of the stirring shaft (6). Two rotating shafts (8) are symmetrically rotatably connected in the kettle body (1), and a driving bevel gear (11) is mounted on one end of each rotating shaft (8), and each driving bevel gear (11) is meshed with the driving bevel gear (10). A cam (9) is mounted on each rotating shaft (8), and each cam (9) abuts against the top surface of a sieve plate (12) at a corresponding position.

4. A multi-stage separation device for fly ash according to claim 3, characterized in that: The pitch circle diameter of the driving gear (16) is larger than the pitch circle diameter of the transmission gear (17).

5. The multi-stage separation device for fly ash according to claim 4, characterized in that: The pitch circle diameter of the driving bevel gear (10) is greater than the pitch circle diameter of the transmission bevel gear (11).

6. The multi-stage separation device for fly ash according to claim 5, characterized in that: The top surface of the kettle body (1) is provided with a feed inlet, and the outside of the kettle body (1) is connected to a plurality of discharge pipes (4), and each of the discharge pipes (4) is provided with a valve.

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