Rolling belt type filtering and low-temperature drying all-in-one machine

Abstract

The utility model discloses a rolling belt type filtering and low-temperature drying all-in-one machine which is characterized in that a transmission mechanism is arranged in a rack, a feeding mechanism is arranged on the rack and corresponds to the front end of the transmission mechanism, a discharge port is arranged on the rack and corresponds to the rear end of the transmission mechanism, a rolling mechanism is arranged in the rack and corresponds to the transmission mechanism, and the rolling mechanism is arranged on the rack and corresponds to the rear end of the transmission mechanism. The low-temperature drying mechanism is arranged on the rack and is opposite to the transmission mechanism, and the water outlet is formed in the lower portion of the rack. Most moisture in gasified fine slag is removed in a rolling belt type filtering mode, then the main belt type filtering belt and filtered materials are dried through low-temperature hot air, the hot air consumption is low, and more energy conservation and environmental protection are achieved. And a low-temperature drying mode is adopted, so that the corrosion rate of equipment is greatly reduced. The main belt type rolling wheel and the rolling belt type adjustable rolling wheel are matched with each other, and the rolling filtering effect is changed by adjusting the gap between the rolling belt type adjustable rolling wheel and the main belt type rolling wheel.

Description

Technical Field

[0001] The utility model discloses an integrated filtering and drying machine, in particular to a roll press belt type filtering and low-temperature drying integrated machine, which is mainly applicable to fields such as dehydration of pulverized materials of gasification fine slag and the like. Background Art

[0002] Coal gasification technology is the leading and core technology in the coal chemical industry. The amount of fine slag produced by coal gasification is large. Due to the limitations of the process, the water content in the fine slag produced by coal gasification is too high. Even after centrifugal dehydration, the water content is still about 50% - 65%. Therefore, the residue after centrifugal dehydration still needs to be further dehydrated to achieve efficient and low-carbon circular utilization.

[0003] Since the components of gasification fine slag are complex, if conventional drying equipment is used, problems such as equipment corrosion are likely to occur during the conventional drying process. Therefore, it is very urgent to develop a new type of integrated filtering and low-temperature drying machine, which has great application prospects. Summary of the Invention

[0004] Aiming at the problem that the conventional drying equipment in the prior art mentioned above is prone to cause equipment corrosion when drying gasification fine slag, the utility model provides a roll press belt type filtering and low-temperature drying integrated machine, which can achieve thorough drying of gasification fine slag through the combination of a roll press mechanism and a low-temperature drying mechanism.

[0005] The technical solution adopted by the utility model to solve its technical problems is: a roll press belt type filtering and low-temperature drying integrated machine, including a frame, a feeding mechanism, a transmission mechanism, a roll press mechanism, a low-temperature drying mechanism, a drainage port and a discharge port. The transmission mechanism is installed inside the frame, the feeding mechanism is installed on the frame and is arranged corresponding to the front end of the transmission mechanism, the discharge port is installed on the frame and is arranged corresponding to the rear end of the transmission mechanism, the roll press mechanism is installed inside the frame and is arranged relative to the transmission mechanism, the low-temperature drying mechanism is arranged on the frame and is arranged relative to the transmission mechanism, and the drainage port is opened below the frame.

[0006] The technical solution adopted by the utility model to solve its technical problems further includes:

[0007] The transmission mechanism includes a main belt type driven wheel, a main belt type driving wheel, a main belt type filter belt, a main belt type motor drive mechanism, a main belt type scraper and a main belt type roll press wheel. The main belt type driven wheel and the main belt type driving wheel are respectively arranged at the front and rear ends inside the frame. The main belt type filter belt is hung on the main belt type driven wheel and the main belt type driving wheel. The main belt type roll press wheel is arranged between the main belt type driven wheel and the main belt type driving wheel. The main belt type motor drive mechanism is fixedly installed on the frame. The main belt type motor drive mechanism is connected to the main belt type driving wheel through a belt. The main belt type scraper is arranged corresponding to the main belt type filter belt.

[0008] The described main belt scraper is arranged corresponding to the upper part of the discharge port.

[0009] The described roll pressing mechanism includes a roll pressing belt driven wheel, a roll pressing belt driving wheel, a roll pressing belt, a roll pressing belt adjustable roll, a roll pressing belt scraper, and a roll pressing belt motor drive mechanism. The roll pressing belt driven wheel and the roll pressing belt driving wheel are respectively arranged at the front and rear ends. The roll pressing belt is hung on the roll pressing belt driven wheel and the roll pressing belt driving wheel. The roll pressing belt adjustable roll is arranged between the roll pressing belt driven wheel and the roll pressing belt driving wheel. The roll pressing belt adjustable roll is arranged opposite to the main belt roll. The roll pressing belt motor drive mechanism is fixedly installed on the frame. The roll pressing belt motor drive mechanism is connected to the roll pressing belt driving wheel through a belt. The roll pressing belt scraper is arranged corresponding to the roll pressing belt.

[0010] The described drain port is arranged corresponding to the lower part of the roll pressing mechanism.

[0011] The described feeding mechanism includes a mixed storage hopper, an anti - arching device, and a distributing device. An inlet is opened above the mixed storage hopper. The anti - arching device and the distributing device are arranged in the mixed storage hopper. The distributing device is arranged below the anti - arching device.

[0012] The described distributing device adopts a double - shaft meshing distributing device.

[0013] The described low - temperature drying mechanism includes a hot air inlet and a hot air outlet. The hot air inlet and the hot air outlet are respectively opened on the frame, and the hot air inlet and the hot air outlet are arranged alternately.

[0014] The described low - temperature drying mechanism is arranged behind the roll pressing mechanism.

[0015] An inspection opening is opened at the bottom of the described frame, and the inspection opening is arranged corresponding to the position of the low - temperature drying mechanism.

[0016] The beneficial effects of the present utility model are as follows: The roll - pressing belt filtration and low - temperature drying integrated machine in the present utility model adopts a roll - pressing belt filtration method to remove most of the moisture in the gasified fine slag, and then dries the main belt filter belt and the filtered material through low - temperature hot air. The hot air consumption is low, and it is more energy - saving and environmentally friendly. The roll - pressing belt filtration and low - temperature drying integrated machine in the present utility model adopts a low - temperature drying method, which greatly reduces the corrosion rate of the equipment. The roll - pressing belt filtration and low - temperature drying integrated machine in the present utility model adopts a main belt roll and a roll - pressing belt adjustable roll to be paired with each other. By adjusting the gap between the roll - pressing belt adjustable roll and the main belt roll, the roll - pressing filtration effect can be changed.

[0017] Next, the present utility model will be further described in conjunction with the drawings and specific embodiments. Description of the Drawings

[0018] Figure 1 It is a schematic structural external view of the present utility model.

[0019] In the figure: 1 - Mixed storage hopper, 2 - Arch breaker, 3 - Distributor, 4 - Frame, 5 - Main belt driven wheel, 6 - Main belt driving wheel, 7 - Main belt filter belt, 8 - Main belt motor drive mechanism, 9 - Main belt scraper, 10 - Main belt roll press wheel, 11 - Roll press belt driven wheel, 12 - Roll press belt driving wheel, 13 - Roll press belt motor drive mechanism, 14 - Roll press belt scraper, 15 - Roll press belt, 16 - Roll press belt adjustable roll press wheel, 17 - Hot air inlet, 18 - Hot air outlet, 19 - Feed inlet, 20 - Drain outlet, 21 - Maintenance opening, 22 - Discharge outlet. Detailed implementation mode

[0020] This embodiment is the preferred implementation mode of the present utility model. All other embodiments with the same or similar principles and basic structures as this embodiment are within the protection scope of the present utility model.

[0021] Please refer to the attached Figure 1 , the present utility model mainly protects a roll press belt type filtering and low-temperature drying integrated machine, which mainly includes a frame 4, a feeding mechanism, a transmission mechanism, a roll press mechanism, a low-temperature drying mechanism, a drain outlet 20 and a discharge outlet 22. The transmission mechanism is installed in the frame 4, the feeding mechanism is installed on the frame 4 and is arranged corresponding to the front end of the transmission mechanism (in the present utility model, the front and rear are defined according to the transportation direction of the material to be processed, and the material to be processed is transported from the front end to the rear end), the discharge outlet 22 is installed on the frame 4 and is arranged corresponding to the rear end of the transmission mechanism, the roll press mechanism is installed in the frame 4 and is arranged relative to the transmission mechanism, the low-temperature drying mechanism is arranged on the frame 4 and is arranged relative to the transmission mechanism, and the drain outlet 20 is opened below the frame 4.

[0022] In this embodiment, the transmission mechanism runs through the entire interior of the frame 4. The transmission mechanism includes a main belt-driven pulley 5, a main belt-driving pulley 6, a main belt filter belt 7, a main belt motor drive mechanism 8, a main belt scraper 9, and a main belt roller 10. The main belt-driven pulley 5 and the main belt-driving pulley 6 are respectively arranged at the front and rear ends inside the frame 4. In this embodiment, the main belt-driven pulley 5 is arranged at the front end inside the frame 4, and the main belt-driving pulley 6 is arranged at the rear end inside the frame 4. The main belt filter belt 7 is hung on the main belt-driven pulley 5 and the main belt-driving pulley 6, and the main belt filter belt 7 can be driven to move by the main belt-driven pulley 5 and the main belt-driving pulley 6, so as to realize the conveying of materials. The main belt filter belt 7 is provided with filter holes. During the conveying process, the materials can be filtered by the main belt filter belt 7, which is convenient for realizing liquid-solid separation. In this embodiment, filtration and drying are achieved on one machine, which is convenient for adjusting the moisture content of the material outlet. The main belt roller 10 is arranged between the main belt-driven pulley 5 and the main belt-driving pulley 6, and can support the main belt filter belt 7. The main belt motor drive mechanism 8 is fixedly installed on the frame 4. The main belt motor drive mechanism 8 is connected to the main belt-driving pulley 6 through a belt, and the main belt-driving pulley 6 is driven to rotate by the main belt motor drive mechanism 8. The main belt scraper 9 is arranged corresponding to the main belt filter belt 7, and the materials on the main belt filter belt 7 can be scraped off by the main belt scraper 9. In this embodiment, the main belt scraper 9 is arranged above the discharge port 22, and the materials conveyed on the main belt filter belt 7 can be directly scraped off and fall into the discharge port 22 to discharge the dried materials.

[0023] In this embodiment, the rolling mechanism includes a belt-driven rolling follower 11, a belt-driven rolling driver 12, a rolling belt 15, an adjustable belt-driven rolling wheel 16, a belt-driven scraping device 14, and a belt-driven motor transmission mechanism 13. The belt-driven rolling follower 11 and the belt-driven rolling driver 12 are respectively arranged at the front and rear ends. In this embodiment, the belt-driven rolling follower 11 is arranged at the front end, and the belt-driven rolling driver 12 is arranged at the rear end. The rolling belt 15 is hung on the belt-driven rolling follower 11 and the belt-driven rolling driver 12, and the rolling belt 15 can be driven to move by the belt-driven rolling follower 11 and the belt-driven rolling driver 12, so as to realize the rolling of materials. The rolling belt 15 is a coated film belt without filter holes, which is convenient to realize the extrusion function. The adjustable belt-driven rolling wheel 16 is arranged between the belt-driven rolling follower 11 and the belt-driven rolling driver 12. The adjustable belt-driven rolling wheel 16 is arranged opposite to the main belt rolling wheel 10, and the main belt rolling wheel 10 and the adjustable belt-driven rolling wheel 16 are paired with each other for easy extrusion. The surfaces of the main belt rolling wheel 10 and the adjustable belt-driven rolling wheel 16 are coated with PTFE to avoid sticking of materials. The belt-driven motor transmission mechanism 13 is fixedly installed on the frame 4. The belt-driven motor transmission mechanism 13 is connected to the belt-driven rolling driver 12 through a belt, and the belt-driven rolling driver 12 is driven to rotate by the belt-driven motor transmission mechanism 13. The belt-driven scraping device 14 is arranged corresponding to the rolling belt 15, and the materials on the rolling belt 15 can be directly scraped off onto the main belt filter 7 by the belt-driven scraping device 14.

[0024] In this embodiment, the main belt driven follower 5 and the belt driven rolling follower 11 have an automatic adjustment function, which can adjust the length of the belt and the deviation correction function.

[0025] In this embodiment, the drain port 20 is arranged corresponding to the lower part of the rolling mechanism.

[0026] In this embodiment, the feeding mechanism includes a mixing hopper 1, an arch breaker 2, and a distributor 3. An inlet 19 is opened above the mixing hopper 1. The arch breaker 2 and the distributor 3 are arranged in the mixing hopper 1, and the distributor 3 is arranged below the arch breaker 2. In this embodiment, the distributor 3 is a double-axis meshing distributor, which is beneficial for uniform feeding and self-cleaning of materials.

[0027] In this embodiment, the low-temperature drying mechanism includes a hot air inlet 17 and a hot air outlet 18, which are respectively opened on the frame 4. In this embodiment, there are two groups of hot air inlets 17 and hot air outlets 18 respectively, and the hot air inlets 17 and hot air outlets 18 are arranged alternately. Specifically, in implementation, there can also be multiple groups of hot air inlets 17 and hot air outlets 18.

[0028] In this embodiment, the low-temperature drying mechanism is arranged behind the rolling mechanism.

[0029] In this embodiment, a maintenance opening 21 is provided at the bottom of the frame 4, and the maintenance opening 21 is arranged corresponding to the low-temperature drying mechanism part.

[0030] When the utility model works, the main belt motor drive mechanism 8 is started to drive the main belt driving wheel 6, the main belt driven wheel 5 and the main belt roller press wheel 10 to move; the roller press belt motor drive mechanism 13 is started to drive the roller press belt driving wheel 12, the roller press belt driven wheel 11 and the roller press belt adjustable roller press wheel 16 to move. The gap between the roller press belt adjustable roller press wheel 16 and the main belt roller press wheel 10 is adjusted. The wet material sequentially passes through the mixing storage hopper 1, the arch breaker 2, and the distributor 3 for bottom layer paving and then falls onto the main belt filter belt 7. After the wet material passes through the roller press filtration area, it then enters the low-temperature drying area. The hot air enters through the hot air inlet 17, exchanges heat with the material and the main belt filter belt 7, and is discharged from the hot air outlet 18. Finally, the dry material is unloaded from the discharge port 22.

[0031] The utility model is mainly applicable to the dehydration of pulverized gasification fine slag, and can be popularized and applied to other pulverized materials with low viscosity.

[0032] In the roller press belt filtration and low-temperature drying integrated machine of the utility model, the roller press belt filtration method is adopted to remove most of the moisture in the gasification fine slag, and then the main belt filter belt and the filtered material are dried by low-temperature hot air. The hot air consumption is low, and it is more energy-saving and environmentally friendly. In the roller press belt filtration and low-temperature drying integrated machine of the utility model, the low-temperature drying method is adopted, which greatly reduces the corrosion rate of the equipment. In the roller press belt filtration and low-temperature drying integrated machine of the utility model, the main belt roller press wheel and the roller press belt adjustable roller press wheel are paired with each other, and the roller press filtration effect is changed by adjusting the gap between the roller press belt adjustable roller press wheel and the main belt roller press wheel.

Claims

1. A roller belt filter and low temperature drying all-in-one machine, characterized in that: The integrated machine comprises a frame (4), a feeding mechanism, a transmission mechanism, a roller pressing mechanism, a low-temperature drying mechanism, a water discharge port (20) and a material discharge port (22); the transmission mechanism is mounted in the frame (4); the feeding mechanism is mounted on the frame (4) and is arranged corresponding to the front end of the transmission mechanism; the material discharge port (22) is mounted on the frame (4) and is arranged corresponding to the rear end of the transmission mechanism; the roller pressing mechanism is mounted in the frame (4) and is arranged relative to the transmission mechanism; the low-temperature drying mechanism is arranged on the frame (4) and is arranged relative to the transmission mechanism; and the water discharge port (20) is opened below the frame (4).

2. The roller-belt filter and low-temperature drying integrated machine according to claim 1 is characterized in that: The transmission mechanism comprises a main belt driven wheel (5), a main belt driving wheel (6), a main belt filter belt (7), a main belt motor transmission mechanism (8), a main belt scraper (9) and a main belt roller pressure wheel (10). The main belt driven wheel (5) and the main belt driving wheel (6) are respectively arranged at the front and rear ends inside the frame (4). The main belt filter belt (7) is hung on the main belt driven wheel (5) and the main belt driving wheel (6). The main belt roller pressure wheel (10) is arranged between the main belt driven wheel (5) and the main belt driving wheel (6). The main belt motor transmission mechanism (8) is fixedly mounted on the frame (4). The main belt motor transmission mechanism (8) is connected to the main belt driving wheel (6) through a belt. The main belt scraper (9) is arranged corresponding to the main belt filter belt (7).

3. The roller-belt filter and low-temperature drying integrated machine according to claim 2 is characterized in that: The main belt scraper (9) is arranged above the discharge port (22).

4. The roller-belt filter and low-temperature drying integrated machine according to claim 2 is characterized in that: The roller mechanism comprises a roller belt driven wheel (11), a roller belt driving wheel (12), a roller belt (15), a roller belt adjustable roller wheel (16), a roller belt scraper (14) and a roller belt motor transmission mechanism (13), wherein the roller belt driven wheel (11) and the roller belt driving wheel (12) are respectively arranged at the front and rear ends, and the roller belt (15) is hung on the roller belt driven wheel (11) and the roller belt driving wheel (12). The belt-type adjustable roller pressure wheel (16) is arranged between the roller pressure belt driven wheel (11) and the roller pressure belt driving wheel (12), the roller pressure belt adjustable roller pressure wheel (16) is arranged opposite to the main belt roller pressure wheel (10), the roller pressure belt motor transmission mechanism (13) is fixedly mounted on the frame (4), the roller pressure belt motor transmission mechanism (13) is connected to the roller pressure belt driving wheel (12) through a belt, and the roller pressure belt scraper (14) is arranged corresponding to the roller pressure belt (15).

5. The roller-belt filter and low-temperature drying integrated machine according to claim 1 is characterized in that: The drainage port (20) is arranged corresponding to the lower portion of the roller pressing mechanism.

6. The roller-belt filter and low-temperature drying integrated machine according to claim 1, characterized in that: The feeding mechanism comprises a mixed material hopper (1), an arch breaker (2) and a distributor (3); a feed inlet (19) is provided above the mixed material hopper (1); the arch breaker (2) and the distributor (3) are arranged in the mixed material hopper (1); and the distributor (3) is arranged below the arch breaker (2).

7. The roller-belt filter and low-temperature drying integrated machine according to claim 6 is characterized in that: The distributor (3) is a double-axis meshing distributor.

8. The roller-belt filter and low-temperature drying integrated machine according to claim 1, characterized in that: The low-temperature drying mechanism comprises a hot air inlet (17) and a hot air outlet (18), wherein the hot air inlet (17) and the hot air outlet (18) are respectively provided on the frame (4), and the hot air inlet (17) and the hot air outlet (18) are alternately arranged.

9. The roller-belt filter and low-temperature drying integrated machine according to claim 1, characterized in that: The low-temperature drying mechanism is arranged behind the rolling mechanism.

10. The roller-belt filter and low-temperature drying integrated machine according to claim 1, characterized in that: The bottom of the frame (4) is provided with an inspection opening (21), and the inspection opening (21) is arranged corresponding to the position of the low-temperature drying mechanism.

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