Sludge treatment dust removal device

Abstract

The utility model discloses a dust removal device for sludge treatment. The dust removal device comprises a dust removal bin and a bidirectional driving mechanism, the upper end of the dust removal bin is rotatably connected with a rotating column, the upper end of the outer surface of the rotating column is sleeved with a rotating cylinder, the upper end of the rotating cylinder is rotatably connected with the upper end of the dust removal bin, the lower end of the rotating cylinder is fixedly connected with uniformly-distributed stirring rods, and the top wall of the dust removal bin is connected with an annular pipe through uniformly-distributed fixing clamps; an alkali liquor bin is arranged on the right side of the dust removal bin through a support, the alkali liquor bin communicates with the annular pipe through a connecting pipe, and an air inlet pipe is arranged at the left end of the dust removal bin; according to the sludge treatment and dust removal device, the retention time of gas in the dust removal bin can be effectively prolonged through the bidirectional stirring mechanism, so that the gas is in full contact with alkali liquor, and the dust removal efficiency of the sludge treatment and dust removal device is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sludge treatment, in particular to a dust removal device for sludge treatment. Background Technique

[0002] The dust removal device for sludge treatment is a device used to reduce or eliminate dust during the sludge treatment process. The working principle of the dust removal device for sludge treatment mainly removes the dust generated during the sludge treatment process through different technical means, such as physical, chemical or biological methods. Among them, physical dust removal equipment mainly relies on the movement characteristics of particulate matter in the gas for separation; chemical dust removal equipment converts particulate matter into collectible solids through chemical reactions; biological dust removal equipment uses microorganisms to degrade and transform pollutants.

[0003] Some existing dust removal devices for sludge treatment use a method without a stirring unit to contact gas with alkali liquor, thereby realizing gas dust removal during the sludge treatment process.

[0004] There are some problems with traditional such dust removal devices for sludge treatment. For example, using a method without a stirring unit may affect the dust removal effect of the dust removal device for sludge treatment, and may further affect the dust removal efficiency of the dust removal device for sludge treatment. Content of the Utility Model

[0005] The technical problem to be solved by the utility model is to overcome the existing defects and provide a dust removal device for sludge treatment, which can effectively increase the residence time of gas inside the dust removal bin through a bidirectional stirring mechanism, thereby enabling the gas to fully contact the alkali liquor, effectively improving the dust removal efficiency of the dust removal device for sludge treatment, and effectively solving the problems in the background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A dust removal device for sludge treatment, comprising a dust removal bin and a bidirectional driving mechanism;

[0007] Dust removal bin: A rotating column is rotatably connected to its upper end. The upper end of the outer surface of the rotating column is sleeved with a rotating cylinder. The upper end of the rotating cylinder is rotatably connected to the upper end of the dust removal bin. The lower end of the rotating cylinder is fixedly connected with uniformly distributed stirring rods. The top wall of the dust removal bin is connected with an annular pipe through uniformly distributed fixing clips. The lower end of the annular pipe is provided with uniformly distributed nozzles. A alkali liquor bin is arranged on the right side of the dust removal bin through a bracket. The alkali liquor bin is communicated with the annular pipe through a connecting pipe. An air inlet pipe is arranged at the left end of the dust removal bin, and an air outlet pipe is arranged at the left end of the upper surface of the dust removal bin;

[0008] Two-way drive mechanism: It is arranged at the upper end of the dust removal bin. The upper ends of the rotating column and the rotating cylinder are both fixedly connected to the front end of the two-way drive mechanism, which can effectively increase the residence time of the gas inside the dust removal bin through the two-way stirring mechanism, thereby enabling the gas to fully contact the lye and effectively improving the dust removal efficiency of the sludge treatment dust removal device.

[0009] Furthermore, a control switch group is arranged at the left end of the front surface of the bracket. The input end of the control switch group is electrically connected to an external power supply to control each electrical appliance.

[0010] Furthermore, the two-way drive mechanism includes a drive bin, worm wheels, worm gears, and gears. The drive bin is fixedly connected to the upper end of the dust removal bin. The worm gears are rotatably connected to the left end of the drive bin. The worm wheels are respectively fixedly connected to the upper ends of the rotating cylinder and the rotating column. The worm gears are meshed with the horizontally adjacent worm wheels. The gears are fixedly connected to the rear ends of the worm gears, and the two gears are meshed to achieve the two-way rotation of the rotating column and the rotating cylinder.

[0011] Furthermore, the two-way drive mechanism further includes a motor. The motor is arranged at the lower end of the front surface of the drive bin. The output shaft of the motor is fixedly connected to the front end of the longitudinally adjacent worm gear. The input end of the motor is electrically connected to the output end of the control switch group to provide driving force for the two-way rotation of the rotating column and the rotating cylinder.

[0012] Furthermore, connection cylinders are sleeved on the lower ends of the stirring rods. Uniformly distributed stirring plates are fixedly connected to the middle parts of the connection cylinders. Uniformly distributed round holes are arranged inside the stirring plates. Uniformly distributed stirring blades are fixedly connected to the lower end of the rotating column, effectively increasing the residence time of the gas inside the dust removal bin.

[0013] Furthermore, a bin door is hinged to the left end of the dust removal bin. A support plate is fixedly connected to the lower end of the inner wall of the dust removal bin. A filter plate is arranged at the upper end of the support plate. A water outlet pipe is arranged at the lower end of the dust removal bin. An electric valve is arranged in the middle of the water outlet pipe. The input end of the electric valve is electrically connected to the output end of the control switch group to control the discharge of sewage and facilitate the treatment of dust.

[0014] Furthermore, an infusion pump is arranged at the left end of the lye tank. The water inlet of the infusion pump is communicated with the water outlet of the lye tank. The water outlet of the infusion pump is communicated with the lower end of the connecting pipe. The input end of the infusion pump is electrically connected to the output end of the control switch group to provide driving force for the spraying of lye.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: This sludge treatment dust removal device has the following advantages:

[0016] Personnel inject the gas to be dust-removed into the interior of the dust-removal bin through the air inlet pipe. At the same time, the motor is operated by controlling the switch group. The output shaft of the motor rotates to drive the worm at the lower end to rotate. The rotation of the worm at the lower end drives the adjacent worm wheel horizontally to rotate. The rotation of the worm wheel at the lower end drives the adjacent rotary cylinder to rotate. At the same time, the rotation of the worm at the lower end drives the adjacent gear longitudinally to rotate. The rotation of the transmission gear at the lower end drives the gear at the upper end to rotate. The rotation of the gear at the upper end drives the adjacent worm longitudinally to rotate, and then drives the worm wheel at the upper end to rotate, and then drives the rotating column to rotate. The rotating directions of the rotating column and the rotary cylinder are opposite. The rotation of the rotating column drives the uniformly distributed stirring blades to rotate. The rotation of the rotary cylinder drives the uniformly distributed stirring rods to rotate. The rotation of the stirring rods all drives the adjacent connecting cylinders vertically to rotate around the central axis of the rotating column. The rotation of the connecting cylinders all drives the adjacent stirring plates to rotate, thereby effectively increasing the residence time of the gas inside the dust-removal bin. At the same time, the control switch group enables the operation of the infusion pump. The infusion pump pumps the alkali liquid inside the alkali liquid tank into the interior of the annular pipe through the connecting pipe, and then sprays it out through the uniformly distributed nozzles. The alkali liquid and the gas are in full contact. The two-way stirring mechanism can effectively increase the residence time of the gas inside the dust-removal bin, thereby enabling the gas and the alkali liquid to be in full contact and effectively improving the dust-removal efficiency of the sludge treatment and dust-removal device. Brief Description of the Drawings

[0017] Figure 1 is a schematic structural diagram of the present utility model;

[0018] Figure 2 is a schematic cross-sectional structural diagram inside the present utility model;

[0019] Figure 3 is a schematic enlarged structural diagram at A of the present utility model.

[0020] In the figure: 1 dust-removal bin, 2 rotating column, 3 rotary cylinder, 4 two-way drive mechanism, 41 drive bin, 42 motor, 43 worm wheel, 44 worm, 45 gear, 5 stirring rod, 6 alkali liquid tank, 7 stirring plate, 8 stirring blade, 9 annular pipe, 10 fixing clip, 11 connecting pipe, 12 infusion pump, 13 filter plate, 14 electric valve, 15 support, 16 bin door, 17 control switch group. Detailed Embodiment

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-3, this embodiment provides a technical solution: a dust removal device for sludge treatment, including a dust removal bin 1 and a bidirectional driving mechanism 4;

[0023] Dust removal bin 1: A rotating column 2 is rotatably connected to its upper end. The upper end of the outer surface of the rotating column 2 is sleeved with a rotating cylinder 3. The upper end of the rotating cylinder 3 is rotatably connected to the upper end of the dust removal bin 1. The central axes of the rotating column 2, the rotating cylinder 3, and the dust removal bin 1 coincide. The lower end of the rotating cylinder 3 is fixedly connected with evenly distributed stirring rods 5. The top wall of the dust removal bin 1 is connected with an annular pipe 9 through evenly distributed fixing clips 10. The lower end of the annular pipe 9 is provided with evenly distributed nozzles. A lye tank 6 is arranged on the right side of the dust removal bin 1 through a bracket 15. The lye tank 6 is communicated with the annular pipe 9 through a connecting pipe 11. An air inlet pipe is arranged at the left end of the dust removal bin 1. An air outlet pipe is arranged at the left end of the upper surface of the dust removal bin 1. A control switch group 17 is arranged on the front surface of the left end of the bracket 15. The input end of the control switch group 17 is electrically connected to an external power supply;

[0024] Bidirectional driving mechanism 4: It is arranged at the upper end of the dust removal bin 1. The upper ends of the rotating column 2 and the rotating cylinder 3 are both fixedly connected to the front end of the bidirectional driving mechanism 4. The bidirectional driving mechanism 4 includes a driving bin 41, a worm gear 43, a worm 44, and a gear 45. The driving bin 41 is fixedly connected to the upper end of the dust removal bin 1. The worms 44 are rotatably connected to the left end of the driving bin 41. The worm gears 43 are respectively fixedly connected to the upper ends of the rotating cylinder 3 and the rotating column 2. The worms 44 are meshed and connected to the laterally adjacent worm gears 43. The gears 45 are fixedly connected to the rear ends of the worms 44. The two gears 45 are meshed and connected. The bidirectional driving mechanism 4 further includes a motor 42. The motor 42 is arranged at the lower end of the front side surface of the driving bin 41. The output shaft of the motor 42 is fixedly connected to the front end of the longitudinally adjacent worm 44. The input end of the motor 42 is electrically connected to the output end of the control switch group 17. Gas to be dust-removed is injected into the interior of the dust removal bin 1 through the air inlet pipe. At the same time, the motor 42 is operated through the control switch group 17. The output shaft of the motor 42 rotates to drive the lower worm 44 to rotate. The lower worm 44 rotates to drive the laterally adjacent worm gear 43 to rotate. The lower worm gear 33 rotates to drive the adjacent rotating cylinder 3 to rotate. At the same time, the lower worm 44 rotates to drive the longitudinally adjacent gear 45 to rotate. The lower driving gear 45 rotates to drive the upper gear 45 to rotate. The upper gear 35 rotates to drive the longitudinally adjacent worm 44 to rotate, and then drives the upper worm gear 43 to rotate, and then drives the rotating column 2 to rotate. The rotating directions of the rotating column 2 and the rotating cylinder 3 are opposite. The rotation of the rotating column 2 drives the uniformly distributed stirring blades 8 to rotate. The rotation of the rotating cylinder 3 drives the uniformly distributed stirring rods 5 to rotate. The rotation of the stirring rods 5 all drives the vertically adjacent connecting cylinders to rotate around the central axis of the rotating column 2. The rotation of the connecting cylinders all drives the adjacent stirring plates 7 to rotate, thereby effectively increasing the residence time of the gas inside the dust removal bin 1. At the same time, the control switch group 17 enables the infusion pump 12 to operate. The infusion pump 12 pumps the lye inside the lye tank 6 into the interior of the annular pipe 9 through the connecting pipe 11, and then sprays it out through the uniformly distributed nozzles. The lye and the gas are in full contact;

[0025] Wherein: The lower ends of the stirring rods 5 are all sleeved with connecting cylinders. The middle parts of the connecting cylinders are fixedly connected with uniformly distributed stirring plates 7. Uniformly distributed round holes are arranged inside the stirring plates 7. The lower end of the rotating column 2 is fixedly connected with uniformly distributed stirring blades 8;

[0026] Wherein: A bin door 16 is hinged to the left end of the dust removal bin 1. A support plate is fixedly connected to the lower end of the inner wall of the dust removal bin 1. A filter plate 13 is arranged at the upper end of the support plate. A water outlet pipe is arranged at the lower end of the dust removal bin 1. An electric valve 14 is arranged in the middle of the water outlet pipe. The input end of the electric valve 14 is electrically connected to the output end of the control switch group 17;

[0027] Wherein: a liquid infusion pump 12 is provided at the left end of the lye storage tank 6. The water inlet of the liquid infusion pump 12 is communicated with the water outlet of the lye storage tank 6. The water outlet of the liquid infusion pump 12 is communicated with the lower end of the connecting pipe 11. The input end of the liquid infusion pump 12 is electrically connected to the output end of the control switch group 17.

[0028] The working principle of a sludge treatment and dust removal device provided by the present utility model is as follows: during operation, first, the dust removal chamber 1, the lye storage tank 6 and other mechanisms are stably placed on a horizontal working area. After being placed stably, personnel inject the gas to be dust-removed into the interior of the dust removal chamber 1 through the air inlet pipe. At the same time, the motor 42 is operated through the control switch group 17. The output shaft of the motor 42 rotates to drive the lower worm 44 to rotate. The lower worm 44 rotates to drive the horizontally adjacent worm wheel 43 to rotate. The lower worm wheel 33 rotates to drive the adjacent rotary cylinder 3 to rotate. At the same time, the lower worm 44 rotates to drive the longitudinally adjacent gear 45 to rotate. The lower transmission gear 45 rotates to drive the upper gear 45 to rotate. The upper gear 35 rotates to drive the longitudinally adjacent worm 44 to rotate, thereby driving the upper worm wheel 43 to rotate, and further driving the rotary column 2 to rotate. The rotary column 2 and the rotary cylinder 3 rotate in opposite directions. The rotary column 2 rotates to drive the uniformly distributed stirring blades 8 to rotate. The rotary cylinder 3 rotates to drive the uniformly distributed stirring rods 5 to rotate. The stirring rods 5 rotate to drive the vertically adjacent connecting cylinders to rotate around the central axis of the rotary column 2. The connecting cylinders rotate to drive the adjacent stirring plates 7 to rotate, thereby effectively increasing the residence time of the gas inside the dust removal chamber 1. At the same time, the control switch group 17 enables the liquid infusion pump 12 to operate. The liquid infusion pump 12 pumps the lye inside the lye storage tank 6 into the interior of the annular pipe 9 through the connecting pipe 11, and then sprays it out through the uniformly distributed nozzles. The lye and the gas are fully contacted, effectively improving the dust removal effect of the gas. The dust-removed gas enters the next working area through the air outlet pipe. Then, after the lye is filtered by the filter plate 13, it falls to the bottom wall of the dust removal chamber 1. When the dust on the upper end of the filter plate 13 accumulates to a certain extent, personnel close the liquid infusion pump 12 through the control switch group 17, and the electric valve 14 is operated. The electric valve 14 is opened, and the used lye is removed through the water outlet pipe.

[0029] It should be noted that, in the above embodiments, the motor 42 disclosed can be a YE3-225M-4P 45KW three-phase asynchronous motor. The liquid infusion pump 12 can be an SFBX liquid infusion pump. The electric valve 14 can be a JG90-D3-DQ-MF7 electric butterfly valve. The control switch group 17 is provided with control buttons corresponding to the motor 42, the liquid infusion pump 12 and the electric valve 14 one by one to control their switches.

[0030] The above are only embodiments of the present utility model, and thus do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be equally included in the patent protection scope of the present utility model.

Claims

1. A sludge treatment and dust removal device, characterized in that: It comprises a dust removal bin (1) and a bidirectional driving mechanism (4); The dust removal bin (1) is rotatably connected to a rotating column (2) at its upper end, a rotating cylinder (3) is sleeved on the upper end of the outer surface of the rotating column (2), the upper end of the rotating cylinder (3) is rotatably connected to the upper end of the dust removal bin (1), the lower end of the rotating cylinder (3) is fixedly connected to evenly distributed stirring rods (5), the top wall of the dust removal bin (1) is connected to an annular tube (9) through evenly distributed fixing clamps (10), the lower end of the annular tube (9) is provided with evenly distributed nozzles, the right side of the dust removal bin (1) is provided with an alkali liquid bin (6) through a bracket (15), the alkali liquid bin (6) is connected to the annular tube (9) through a connecting pipe (11), the left end of the dust removal bin (1) is provided with an air inlet pipe, and the left end of the upper surface of the dust removal bin (1) is provided with an air outlet pipe; A bidirectional driving mechanism (4) is arranged at the upper end of the dust removal bin (1), and the upper ends of the rotating column (2) and the rotating cylinder (3) are fixedly connected to the front end of the bidirectional driving mechanism (4).

2. A sludge treatment and dust removal device according to claim 1, characterized in that: A control switch group (17) is provided at the left end of the front surface of the bracket (15), and an input end of the control switch group (17) is electrically connected to an external power supply.

3. A sludge treatment and dust removal device according to claim 2, characterized in that: The bidirectional driving mechanism (4) comprises a driving bin (41), a worm wheel (43), a worm (44) and a gear (45); the driving bin (41) is fixedly connected to the upper end of the dust removal bin (1); the worm (44) is rotatably connected to the left end of the driving bin (41); the worm wheel (43) is respectively fixedly connected to the upper ends of the rotating cylinder (3) and the rotating column (2); the worm (44) is meshingly connected to the worm wheel (43) adjacent to the worm wheel (43) in the transverse direction; the gear (45) is fixedly connected to the rear end of the worm (44); and the two gears (45) are meshingly connected.

4. A sludge treatment and dust removal device according to claim 3, characterized in that: The bidirectional drive mechanism (4) further comprises a motor (42), wherein the motor (42) is arranged at the lower end of the front surface of the drive chamber (41), the output shaft of the motor (42) is fixedly connected to the front end of the longitudinally adjacent worm (44), and the input end of the motor (42) is electrically connected to the output end of the control switch group (17).

5. The sludge treatment and dust removal device according to claim 1, characterized in that: The lower ends of the stirring rods (5) are sleeved with connecting tubes, the middle parts of the connecting tubes are fixedly connected with evenly distributed stirring plates (7), the interiors of the stirring plates (7) are provided with evenly distributed circular holes, and the lower ends of the rotating columns (2) are fixedly connected with evenly distributed stirring blades (8).

6. A sludge treatment and dust removal device according to claim 2, characterized in that: The left end of the dust removal bin (1) is hinged with a bin door (16), the lower end of the inner wall of the dust removal bin (1) is fixedly connected with a support plate, the upper end of the support plate is provided with a filter plate (13), the lower end of the dust removal bin (1) is provided with a water outlet pipe, the middle part of the water outlet pipe is provided with an electric valve (14), and the input end of the electric valve (14) is electrically connected to the output end of the control switch group (17).

7. A sludge treatment and dust removal device according to claim 2, characterized in that: An infusion pump (12) is provided at the left end of the alkali liquid tank (6); a water inlet of the infusion pump (12) is connected to a water outlet of the alkali liquid tank (6); a water outlet of the infusion pump (12) is connected to a lower end of a connecting pipe (11); and an input end of the infusion pump (12) is electrically connected to an output end of a control switch group (17).

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