Dust collecting equipment for pseudo-boehmite production

Abstract

The utility model relates to the technical field of pseudo-boehmite production, in particular to dust collecting equipment for pseudo-boehmite production, which is characterized in that gas is conveyed through an exhaust mechanism, then water is circulated through a filtering mechanism matched with a cleaning mechanism, pseudo-boehmite dust is mixed with water, and when dust removal and pollution discharge are completed, the dust collecting equipment is used for collecting dust in the pseudo-boehmite production. According to different sinking speeds of dust with different particle sizes in water, the stirring mechanism stirs sewage, then the sewage stands, impurities with the particle size larger than that of pseudo-boehmite dust sink firstly, the exhaust mechanism is opened to discharge the impurities, and then the pseudo-boehmite dust and the sewage are discharged, so that the practicability of the equipment is improved; comprising an exhaust mechanism; the device further comprises a filtering mechanism, a cleaning mechanism and a stirring mechanism, and the filtering mechanism, the cleaning mechanism and the stirring mechanism are all installed in the exhaust mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of pseudo-boehmite production, in particular to a dust collection device for pseudo-boehmite production. Background Art

[0002] Pseudoboehmite is a type of aluminum hydroxide with thin, wrinkled sheets, fine particles, and incomplete crystals. Pseudoboehmite will produce a lot of dust during the production process.

[0003] Generally, dust can be collected by a bag dust collector disclosed in the utility model patent with publication number CN202654823U and an industrial production dust removal equipment disclosed in the utility model patent with publication number CN213699204U.

[0004] However, during use, it was found that the existing dust removal equipment has a relatively simple structure and requires regular shutdown to clean or replace the filter, which is time-consuming and labor-intensive. It is also inconvenient to separate pseudo-boehmite dust from other particles of different particle sizes, resulting in poor practicality. Therefore, there is an urgent need for a pseudo-boehmite production dust collection equipment to improve the above problems. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a pseudo-boehmite production dust collection device that transports gas through an exhaust mechanism, then circulates water through a filtering mechanism and a cleaning mechanism to mix the pseudo-boehmite dust with water to complete dust removal. When discharging sewage, the sewage is stirred by a stirring mechanism according to the different settling speeds of dust of different particle sizes in water, and the sewage is then allowed to stand. Impurities larger than the pseudo-boehmite dust particle size settle first, and the exhaust mechanism is opened to discharge the impurities, and then the pseudo-boehmite dust and sewage are discharged, thereby improving the practicality of the equipment.

[0006] The utility model discloses a pseudo-boehmite production dust collection device, comprising an exhaust mechanism, a filtering mechanism, a cleaning mechanism and a stirring mechanism, wherein the filtering mechanism, the cleaning mechanism and the stirring mechanism are all installed in the exhaust mechanism;

[0007] The exhaust mechanism transports the gas, the filtering mechanism collects the pseudo-boehmite dust in the gas, the cleaning mechanism filters the water, and the stirring mechanism stirs the sewage;

[0008] The gas is transported through the exhaust mechanism, and then the water is circulated through the filtering mechanism and the cleaning mechanism to mix the pseudo-boehmite dust with water to complete the dust removal. When discharging sewage, the sewage is stirred by the stirring mechanism according to the different settling speeds of dust of different particle sizes in water. The sewage is then allowed to stand, and impurities larger than the pseudo-boehmite dust particle size settle first. The exhaust mechanism is opened to discharge the impurities, and then the pseudo-boehmite dust and sewage are discharged, thereby improving the practicality of the equipment.

[0009] Preferably, the exhaust mechanism includes a dust removal box, an exhaust pump, a baffle and a dehumidification mechanism. A water storage chamber is provided on the top of the dust removal box, an air inlet is provided at the right end of the dust removal box, and an exhaust port is provided at the left end of the dust removal box. The baffle is rotatably installed on the inner wall of the dust removal box to block the air inlet of the dust removal box. The exhaust pump is installed on the top of the dust removal box, and the dehumidification mechanism is installed on the dust removal box, and the dehumidification mechanism is communicated with the interior of the dust removal box, and the air intake of the exhaust pump is communicated with the interior of the dehumidification mechanism; the exhaust pump is turned on to discharge the air in the dehumidification mechanism and the dust removal box, so that a negative pressure environment is formed inside the dust removal box, and then the baffle is opened to allow the gas to enter the dust removal box, and the pseudo-boehmite dust in the gas is filtered by the filtering mechanism, and then the gas enters the dehumidification mechanism for dehumidification, and then the dehumidified air is discharged, thereby improving the practicality of the equipment.

[0010] Preferably, the dehumidification mechanism includes a dehumidification box and multiple groups of baffles. The dehumidification box is installed on the dust removal box, and the interior of the dehumidification box is communicated with the interior of the dust removal box. The air intake of the exhaust pump is communicated with the interior of the dehumidification box, and the multiple groups of baffles are installed inside the baffles; the gas enters the dehumidification box, causing the moisture in the gas to condense on the multiple groups of baffles to form condensed water, which then drips and flows back into the dust removal box, thereby improving the practicality of the equipment.

[0011] Preferably, the filtering mechanism includes multiple groups of first filter screens and a first circulation pump, and the multiple groups of first filter screens and the first circulation pump are all installed inside the dust removal box, and the top ends of the multiple groups of first filter screens extend to the inside of the water storage chamber, the water suction port of the first circulation pump is located at the bottom of the dust removal box, and the discharge port of the first circulation pump is communicated with the inside of the water storage chamber; the water sheet is discharged into the dust removal box through the air inlet of the dust removal box, and the water submerges the bottom of the multiple groups of first filter screens and the water suction port of the first circulation pump, the first circulation pump is turned on, and the water is discharged into the water storage chamber, and the water flows downward along the multiple groups of first filter screens, and then the gas enters the dust removal box, and the pseudo-boehmite dust in the gas is filtered by the multiple groups of first filter screens, and at the same time, the pseudo-boehmite dust on the multiple groups of first filter screens is washed off by the downward flowing water, so as to maintain the filtering effect of the multiple groups of first filter screens, thereby improving the practicality of the equipment.

[0012] Preferably, the cleaning mechanism includes a second filter, a second circulation pump, a water pipe, multiple groups of nozzles and multiple groups of electric control valves. The second filter and the second circulation pump are both installed inside the dust removal box, and the second filter is located between the multiple groups of first filter and the first circulation pump. The second circulation pump is located on the left side of the second filter, the water pipe is installed on the drain outlet of the second circulation pump, the multiple groups of nozzles are all installed on the water pipe, and the multiple groups of electric control valves are respectively installed on the multiple groups of nozzles; the water in the dust removal box is filtered through the second filter to prevent impurities and pseudo-boehmite dust from entering the first circulation pump, and at the same time, the second circulation pump is opened to discharge water into the water pipe, so that the multiple groups of nozzles spray water toward the second filter to wash away the impurities and pseudo-boehmite dust on the second filter, and the multiple groups of electric control valves are repeatedly opened and closed to adjust the water spraying pressure of the multiple groups of nozzles to facilitate water to pass through the second filter, thereby improving the practicality of the equipment.

[0013] Preferably, the stirring mechanism includes a drain pipe, a drain valve, a drive motor, a rotating shaft and stirring blades. The drain pipe is installed at the bottom of the dust removal box, the drain valve is installed on the drain pipe, the drive motor is installed at the bottom of the drain pipe, the bottom end of the rotating shaft is connected to the output shaft of the drive motor, the top end of the rotating shaft extends to the interior of the dust removal box, and the rotating shaft and the bottom of the dust removal box are rotatably connected, and the stirring blades are installed on the rotating shaft; turn on the drive motor, so that the rotating shaft drives the stirring blades to rotate, drain water upward, and stir the water in the dust removal box. At this time, impurities and pseudo-boehmite dust all float in the water, and then impurities with a particle size larger than the pseudo-boehmite dust fall into the drain pipe first, open the drain valve, discharge the impurities, and then discharge the remaining water and pseudo-boehmite dust, thereby improving the practicality of the equipment.

[0014] Preferably, a liquid level sensor is provided inside the dust removal box; the liquid level in the dust removal box is detected by the liquid level sensor, which facilitates the staff to judge the liquid level in the dust removal box, thereby improving the practicality of the equipment.

[0015] Compared with the prior art, the beneficial effects of the utility model are as follows: the gas is transported through the exhaust mechanism, and then the water is circulated through the filtering mechanism and the cleaning mechanism, and the pseudo-boehmite dust is mixed with water to complete the dust removal. When discharging sewage, the settling speed of dust of different particle sizes in water is different, so the stirring mechanism stirs the sewage, and then the sewage is allowed to stand. Impurities larger than the particle size of the pseudo-boehmite dust settle first, and the exhaust mechanism is opened to discharge the impurities, and then the pseudo-boehmite dust and sewage are discharged, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is an axonometric structural diagram of the utility model;

[0017] Figure 2 This is a front view structural diagram of the present utility model;

[0018] Figure 3 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0019] Figure 4 This utility model Figure 3 A schematic diagram of the enlarged structure of part A in FIG;

[0020] Figure 5 This utility model Figure 3 Schematic diagram of the enlarged structure of part B in .

[0021] Markings in the accompanying drawings: 1. Dust removal box; 2. Exhaust pump; 3. Baffle; 4. Water storage chamber; 5. Dehumidification box; 6. Baffle; 7. First filter; 8. First circulation pump; 9. Second filter; 10. Second circulation pump; 11. Water pipe; 12. Nozzle; 13. Electric control valve; 14. Drain pipe; 15. Drain valve; 16. Drive motor; 17. Rotating shaft; 18. Stirring blade; 19. Liquid level sensor. DETAILED DESCRIPTION

[0022] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and comprehensive understanding of the present invention.

[0023] Example 1

[0024] A pseudo-boehmite production dust collection device includes an exhaust mechanism; a filtering mechanism, a cleaning mechanism, and a stirring mechanism, wherein the filtering mechanism, the cleaning mechanism, and the stirring mechanism are all installed in the exhaust mechanism;

[0025] The exhaust mechanism transports the gas, the filtering mechanism collects the pseudo-boehmite dust in the gas, the cleaning mechanism filters the water, and the stirring mechanism stirs the sewage;

[0026] The exhaust mechanism includes a dust removal box 1, an exhaust pump 2, a baffle 3 and a dehumidification mechanism. A water storage chamber 4 is provided at the top of the dust removal box 1, an air inlet is provided at the right end of the dust removal box 1, and an exhaust port is provided at the left end of the dust removal box 1. The baffle 3 is rotatably mounted on the inner wall of the dust removal box 1 to block the air inlet of the dust removal box 1. The exhaust pump 2 is mounted on the top of the dust removal box 1, and the dehumidification mechanism is mounted on the dust removal box 1. The dehumidification mechanism is communicated with the interior of the dust removal box 1, and the air intake of the exhaust pump 2 is communicated with the interior of the dehumidification mechanism.

[0027] The dehumidification mechanism includes a dehumidification box 5 and multiple groups of baffles 6. The dehumidification box 5 is installed on the dust removal box 1, and the interior of the dehumidification box 5 is communicated with the interior of the dust removal box 1. The air intake of the exhaust pump 2 is communicated with the interior of the dehumidification box 5, and the multiple groups of baffles 6 are all installed inside the baffles 6.

[0028] The filtering mechanism includes multiple groups of first filter screens 7 and a first circulating pump 8. The multiple groups of first filter screens 7 and the first circulating pump 8 are all installed inside the dust removal box 1, and the top ends of the multiple groups of first filter screens 7 extend into the water storage chamber 4. The water suction port of the first circulating pump 8 is located at the bottom of the dust removal box 1, and the discharge port of the first circulating pump 8 is communicated with the interior of the water storage chamber 4.

[0029] The cleaning mechanism includes a second filter 9, a second circulation pump 10, a water pipe 11, multiple groups of nozzles 12 and multiple groups of electric control valves 13. The second filter 9 and the second circulation pump 10 are both installed inside the dust removal box 1, and the second filter 9 is located between the multiple groups of first filter 7 and the first circulation pump 8. The second circulation pump 10 is located on the left side of the second filter 9. The water pipe 11 is installed on the drain outlet of the second circulation pump 10. The multiple groups of nozzles 12 are all installed on the water pipe 11, and the multiple groups of electric control valves 13 are respectively installed on the multiple groups of nozzles 12.

[0030] The water sheet is discharged into the dust removal box 1 through the air inlet of the dust removal box 1, and the water is submerged in the bottom of the multiple groups of first filter screens 7 and the water suction port of the first circulation pump 8. The first circulation pump 8 is turned on to discharge the water into the water storage chamber 4, and the water flows downward along the multiple groups of first filter screens 7. Then the exhaust pump 2 is turned on to discharge the air in the dehumidification box 5 and the dust removal box 1, so that a negative pressure environment is formed inside the dust removal box 1. Then the baffle 3 is opened to allow the gas to enter the dust removal box 1, and the pseudo-boehmite dust in the gas is filtered through the multiple groups of first filter screens 7. The pseudo-boehmite dust on the multiple groups of first filter screens 7 is washed off by the downwardly flowing water, and the filtering effect of the multiple groups of first filter screens 7 is maintained. At the same time, the second filter screen 9 filters the water in the dust removal box 1 to prevent impurities and pseudo-boehmite dust from entering the first circulation pump 8, and at the same time opens the second circulation pump 10 to discharge the water into the water pipe 11, so that the multiple groups of nozzles 12 spray water to the second filter 9 to wash away the impurities and pseudo-boehmite dust on the second filter 9, and repeatedly opens and closes through the multiple groups of electric control valves 13 to adjust the water spraying pressure of the multiple groups of nozzles 12 to facilitate the water to pass through the second filter 9, and then the gas enters the dehumidification box 5, so that the moisture in the gas is condensed on the multiple groups of baffles 6 to form condensed water, and then the condensed water drips and flows back to the dust removal box 1, and then the dehumidified air is discharged through 20, thereby improving the practicality of the equipment.

[0031] Example 2

[0032] like Figures 1 to 5As shown, a pseudo-boehmite production dust collection device includes an exhaust mechanism; a filtering mechanism, a cleaning mechanism, and a stirring mechanism, wherein the filtering mechanism, the cleaning mechanism, and the stirring mechanism are all installed in the exhaust mechanism;

[0033] The exhaust mechanism transports the gas, the filtering mechanism collects the pseudo-boehmite dust in the gas, the cleaning mechanism filters the water, and the stirring mechanism stirs the sewage;

[0034] The exhaust mechanism includes a dust removal box 1, an exhaust pump 2, a baffle 3 and a dehumidification mechanism. A water storage chamber 4 is provided at the top of the dust removal box 1, an air inlet is provided at the right end of the dust removal box 1, and an exhaust port is provided at the left end of the dust removal box 1. The baffle 3 is rotatably mounted on the inner wall of the dust removal box 1 to block the air inlet of the dust removal box 1. The exhaust pump 2 is mounted on the top of the dust removal box 1, and the dehumidification mechanism is mounted on the dust removal box 1. The dehumidification mechanism is communicated with the interior of the dust removal box 1, and the air intake of the exhaust pump 2 is communicated with the interior of the dehumidification mechanism.

[0035] The dehumidification mechanism includes a dehumidification box 5 and multiple groups of baffles 6. The dehumidification box 5 is installed on the dust removal box 1, and the interior of the dehumidification box 5 is communicated with the interior of the dust removal box 1. The air intake of the exhaust pump 2 is communicated with the interior of the dehumidification box 5, and the multiple groups of baffles 6 are all installed inside the baffles 6.

[0036] The filtering mechanism includes multiple groups of first filter screens 7 and a first circulating pump 8. The multiple groups of first filter screens 7 and the first circulating pump 8 are all installed inside the dust removal box 1, and the top ends of the multiple groups of first filter screens 7 extend into the water storage chamber 4. The water suction port of the first circulating pump 8 is located at the bottom of the dust removal box 1, and the discharge port of the first circulating pump 8 is communicated with the interior of the water storage chamber 4.

[0037] The cleaning mechanism includes a second filter 9, a second circulation pump 10, a water pipe 11, multiple groups of nozzles 12 and multiple groups of electric control valves 13. The second filter 9 and the second circulation pump 10 are both installed inside the dust removal box 1, and the second filter 9 is located between the multiple groups of first filter 7 and the first circulation pump 8. The second circulation pump 10 is located on the left side of the second filter 9. The water pipe 11 is installed on the drain outlet of the second circulation pump 10. The multiple groups of nozzles 12 are all installed on the water pipe 11, and the multiple groups of electric control valves 13 are respectively installed on the multiple groups of nozzles 12.

[0038] The stirring mechanism includes a drain pipe 14, a drain valve 15, a drive motor 16, a rotating shaft 17 and a stirring blade 18. The drain pipe 14 is installed at the bottom of the dust removal box 1, the drain valve 15 is installed on the drain pipe 14, the drive motor 16 is installed at the bottom of the drain pipe 14, the bottom end of the rotating shaft 17 is connected to the output shaft of the drive motor 16, the top end of the rotating shaft 17 extends to the interior of the dust removal box 1, and the rotating shaft 17 is rotatably connected to the bottom of the dust removal box 1. The stirring blade 18 is installed on the rotating shaft 17;

[0039] A liquid level sensor 19 is provided inside the dust removal box 1;

[0040] The water is discharged into the dust removal box 1 through the air inlet of the dust removal box 1, and the water submerges the bottom of the multiple groups of first filter screens 7 and the water suction port of the first circulation pump 8. At the same time, it is detected by the liquid level sensor 19 that is greater than the liquid level in the dust removal box 1, and the first circulation pump 8 is turned on to discharge the water into the water storage chamber 4. The water then flows downward along the multiple groups of first filter screens 7. Then, the exhaust pump 2 is turned on to discharge the air in the dehumidification box 5 and the dust removal box 1, so that a negative pressure environment is formed inside the dust removal box 1. Then, the baffle 3 is opened to allow the gas to enter the dust removal box 1, and the pseudo-boehmite dust in the gas is filtered by the multiple groups of first filter screens 7. The pseudo-boehmite dust on the multiple groups of first filter screens 7 is washed off by the downward flowing water, maintaining the filtering effect of the multiple groups of first filter screens 7. At the same time, the water in the dust removal box 1 is filtered through the second filter screen 9 to prevent impurities and pseudo-boehmite dust from entering the first circulation pump 8. At the same time, the second circulation pump 10 is turned on The water is discharged into the water supply pipe 11, so that the multiple groups of nozzles 12 spray water to the second filter 9, washing away the impurities and pseudo-boehmite dust on the second filter 9, and repeatedly opening and closing the multiple groups of electric control valves 13 to adjust the water spraying pressure of the multiple groups of nozzles 12 to facilitate the water to pass through the second filter 9, and then the gas enters the dehumidification box 5, so that the moisture in the gas is condensed on the multiple groups of baffles 6 to form condensed water, and then the condensed water drips and flows back into the dust removal box 1, and then the dehumidified air is discharged through 20, and then the drive motor 16 is turned on to make the rotating shaft 17 drive the stirring blade 18 to rotate, draining water upward and stirring the water in the dust removal box 1, and then the impurities and pseudo-boehmite dust all float in the water, and then the impurities with a particle size larger than the pseudo-boehmite dust first fall into the drain pipe 14, open the drain valve 15, discharge the impurities, and then discharge the remaining water and pseudo-boehmite dust, thereby improving the practicality of the equipment.

[0041] The exhaust pump 2, baffle 6, first circulation pump 8, second circulation pump 10, electric control valve 13, drive motor 16 and liquid level sensor 19 of the pseudo-boehmite production dust collection equipment of the utility model are purchased on the market. Technical personnel in this industry only need to install and operate them according to the accompanying instruction manual, without the need for technical personnel in this field to make creative labor.

[0042] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principles of the present invention. These improvements and modifications should also be regarded as the scope of protection of the present invention.

Claims

1. A dust collection device for pseudo-boehmite production, comprising an exhaust mechanism; characterized in that: It also includes a filtering mechanism, a cleaning mechanism and a stirring mechanism, and the filtering mechanism, the cleaning mechanism and the stirring mechanism are all installed in the exhaust mechanism; The exhaust mechanism transports the gas, the filtering mechanism collects the pseudo-boehmite dust in the gas, the cleaning mechanism filters the water, and the stirring mechanism stirs the sewage; The exhaust mechanism comprises a dust removal box (1), an exhaust pump (2), a baffle (3) and a dehumidification mechanism. A water storage chamber (4) is provided at the top of the dust removal box (1), an air inlet is provided at the right end of the dust removal box (1), and an exhaust port is provided at the left end of the dust removal box (1). The baffle (3) is rotatably mounted on the inner wall of the dust removal box (1) to block the air inlet of the dust removal box (1). The exhaust pump (2) is mounted on the top of the dust removal box (1). The dehumidification mechanism is mounted on the dust removal box (1), and the dehumidification mechanism is communicated with the interior of the dust removal box (1). The air intake of the exhaust pump (2) is communicated with the interior of the dehumidification mechanism. The filtering mechanism comprises a plurality of first filter screens (7) and a first circulation pump (8), the plurality of first filter screens (7) and the first circulation pump (8) are all installed inside the dust removal box (1), and the top ends of the plurality of first filter screens (7) extend into the interior of the water storage chamber (4), the water suction port of the first circulation pump (8) is located at the bottom of the dust removal box (1), and the drainage port of the first circulation pump (8) is communicated with the interior of the water storage chamber (4); The stirring mechanism comprises a sewage discharge pipe (14), a sewage discharge valve (15), a driving motor (16), a rotating shaft (17) and a stirring blade (18); the sewage discharge pipe (14) is installed at the bottom of the dust removal box (1); the sewage discharge valve (15) is installed on the sewage discharge pipe (14); the driving motor (16) is installed at the bottom of the sewage discharge pipe (14); the bottom end of the rotating shaft (17) is connected to the output shaft of the driving motor (16); the top end of the rotating shaft (17) extends to the interior of the dust removal box (1); the rotating shaft (17) is rotatably connected to the bottom of the dust removal box (1); and the stirring blade (18) is installed on the rotating shaft (17).

2. The pseudo-boehmite production dust collection device according to claim 1, characterized in that: The dehumidification mechanism comprises a dehumidification box (5) and a plurality of baffles (6); the dehumidification box (5) is mounted on the dust removal box (1), the interior of the dehumidification box (5) is communicated with the interior of the dust removal box (1), the air intake of the exhaust pump (2) is communicated with the interior of the dehumidification box (5), and the plurality of baffles (6) are all mounted inside the baffles (6).

3. The pseudo-boehmite production dust collection device according to claim 1, characterized in that: The cleaning mechanism comprises a second filter (9), a second circulation pump (10), a water pipe (11), a plurality of nozzles (12) and a plurality of electric control valves (13). The second filter (9) and the second circulation pump (10) are both installed inside the dust removal box (1), and the second filter (9) is located between the plurality of first filter groups (7) and the first circulation pump (8). The second circulation pump (10) is located on the left side of the second filter (9). The water pipe (11) is installed on the drain outlet of the second circulation pump (10). The plurality of nozzles (12) are all installed on the water pipe (11). The plurality of electric control valves (13) are respectively installed on the plurality of nozzles (12).

4. The pseudo-boehmite production dust collection device according to claim 1, characterized in that: A liquid level sensor (19) is provided inside the dust removal box (1).

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