Bag-type dust collector for preventing and controlling atmospheric pollution

Abstract

The utility model relates to the technical field of dust removal equipment, and discloses a bag-type dust remover for preventing and controlling atmospheric pollution, which comprises a dust removal shell, one side of the dust removal shell is communicated and connected with an air inlet pipe, the other side of the dust removal shell is communicated and connected with an exhaust pipe, and one side of the dust removal shell is communicated and connected with a plurality of pulse blowing pipes. The multiple pulse blowing pipes are arranged above the air inlet pipe, a mounting plate is fixedly connected to the interior of the dust removal shell, multiple filter bags are fixedly connected to the lower surface of the mounting plate, a dust collecting hopper is fixedly connected to the lower surface of the dust removal shell, and a discharging valve is connected to the lower surface of the dust collecting hopper in a penetrating mode. According to the dust removal device, dust remaining on the surface of a cloth bag can be scraped conveniently, the situation that the dust is light in weight, easy to drift away and adhered to the surface of the cloth bag again after pulse dust removal is effectively reduced, meanwhile, a dust collecting hopper in the cloth bag dust remover can be knocked conveniently, the dust collecting hopper vibrates, and then smooth discharge of the dust in the dust collecting hopper is promoted.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal equipment technical field especially relates to a cloth bag dust collector for atmospheric pollution prevention and control. BACKGROUND

[0002] Atmospheric pollution is due to human activities or natural processes cause some substances into the atmosphere, the concentration of these substances reaches enough to endanger human health, plant growth or destroy the natural ecological balance state, these into the atmosphere substances are usually called air pollutants, cloth bag dust collector is based on the filtering principle, utilize fiber or inorganic fiber filter cloth (that is dust cloth bag or dust filter bag) filter dust in gas, when dust-containing gas passes through the dust collector, dust is captured on the outer surface of the filter bag, and clean gas is discharged through the filter bag inside, the cage inside the filter bag is used to support the filter bag, prevent its collapse, and help to remove and redistribute the dust cake, and is widely used in various industrial fields, such as steel, electric power, chemical industry, food, cement and the like.

[0003] The prior art patent number CN211913068U discloses a cloth bag dust collector for treating high-concentration dust-containing gas, which can filter dust from high-concentration dust-containing gas, prevent cloth bag from being blocked, affect the filtering effect, and improve the practicability. UTILITY MODEL CONTENTS

[0004] The utility model aims at solving the shortcomings in the prior art and provides a cloth bag dust collector for atmospheric pollution prevention and control.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A cloth bag dust collector for atmospheric pollution prevention and control, comprising a dust removal shell, a gas inlet pipe is connected through one side of the dust removal shell, an exhaust pipe is connected through the other side of the dust removal shell, a plurality of pulse blowing pipes are connected through one side of the dust removal shell, the plurality of pulse blowing pipes are arranged above the gas inlet pipe, an installation plate is fixedly connected inside the dust removal shell, a plurality of filter bags are fixedly connected to the lower surface of the installation plate, a dust collecting hopper is fixedly connected to the lower surface of the dust removal shell, a discharge valve is connected through the lower surface of the dust collecting hopper, two through holes are formed in the upper surface of the dust removal shell, two through grooves are formed in the upper surface of the installation plate, and a dust removal assembly is arranged on one side of the dust removal shell.

[0007] As a further description of the above technical solution: the dust removal assembly comprises a stud, the stud is rotationally connected to one side of the dust removal shell, two limiting columns are fixedly connected to one side of the dust removal shell, the two limiting columns are respectively arranged on the two sides of the stud, and a stepping motor is fixedly installed on one side of the dust removal shell.

[0008] As a further description of the above technical solution: the stepping motor is arranged below the stud, the output end of the stepping motor is fixedly connected with a large gear, one end of the stud is fixedly connected with a small gear, and the small gear is in meshing connection with the large gear.

[0009] As a further description of the above technical solution: the stud is externally threadedly connected with a moving rod, a threaded hole and two through holes are formed in the middle of the moving rod, and the two through holes are respectively arranged on the two sides of the threaded hole.

[0010] As a further description of the above technical solution: one side of the moving rod is fixedly connected with two connecting rods, one end of each of the two connecting rods is fixedly connected with a dust discharging plate, the two connecting rods are respectively slidably connected in the two through holes and the two through grooves, one side of the dust hopper is provided with a knocking assembly, the knocking assembly comprises a fixed plate, the fixed plate is fixedly connected to one side of the dust hopper, and a mounting groove is formed in the middle of the fixed plate.

[0011] As a further description of the above technical solution: a drive gear is rotationally connected in the mounting groove, knocking rods are fixedly connected to the two sides of the drive gear, the cross section of each of the knocking rods is in a T shape, and knocking balls are fixedly connected to the two ends of each of the knocking rods.

[0012] As a further description of the above technical solution: one side of the dust removal shell is fixedly installed with a hydraulic cylinder, the hydraulic cylinder is arranged below the air inlet pipe, the output end of the hydraulic cylinder is fixedly connected with a rack, and the rack is in meshing connection with the drive gear.

[0013] The dust removal assembly is arranged, the dust removal efficiency of the bag filter is improved, the phenomenon that dust is again attached to the surface of the bag filter due to light texture and easy scattering after pulse is reduced, and the risk of bag filter blockage is reduced.

[0014] The dust removal assembly is arranged, the dust removal efficiency of the bag filter is improved, the phenomenon that dust is again attached to the surface of the bag filter due to light texture and easy scattering after pulse is reduced, and the risk of bag filter blockage is reduced.

[0015] Meanwhile, the knocking assembly is arranged, the dust hopper in the bag filter is knocked to vibrate, the dust in the dust hopper is discharged, the dust is prevented from adhering to the inner wall of the dust hopper and being difficult to discharge, and the dust hopper is prevented from being blocked. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the overall structure proposed in this utility model;

[0017] Figure 2 This is a schematic diagram of the through-hole structure proposed in this utility model;

[0018] Figure 3 This is a schematic diagram of the connecting rod structure proposed in this utility model;

[0019] Figure 4 This is a schematic diagram of the mounting plate structure proposed in this utility model;

[0020] Figure 5 This is a schematic diagram of the limiting column structure proposed in this utility model;

[0021] Figure 6 This is a schematic diagram of the ash discharge plate structure proposed in this utility model;

[0022] Figure 7 This is a schematic diagram of the striking rod structure proposed in this utility model;

[0023] Figure 8 This is a schematic diagram of the rack structure proposed in this utility model.

[0024] Explanation of reference numerals in the attached figures:

[0025] 1. Dust collector housing; 2. Inlet pipe; 3. Exhaust pipe; 4. Pulse jet pipe; 5. Mounting plate; 6. Through slot; 7. Filter bag; 8. Ash hopper; 9. Discharge valve; 10. Through port; 11. Stud; 12. Limiting post; 13. Stepper motor; 14. Large gear; 15. Small gear; 16. Moving rod; 17. Connecting rod; 18. Ash discharge plate; 19. Through hole; 20. Threaded hole; 21. Fixing plate; 22. Mounting slot; 23. Drive gear; 24. Striking rod; 25. Striking ball; 26. Hydraulic cylinder; 27. Rack. Detailed Implementation

[0026] To enable those skilled in the art to better understand the technical solution of this utility model, the present utility model will be further described in detail below with reference to the accompanying drawings and preferred embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are within the scope of protection of this utility model.

[0027] In the description of the utility model, it needs to be explained that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0028] Embodiment 1:

[0029] As shown in the accompanying drawings, Figures 1-8 An embodiment provided by the utility model: a bag-type dust collector for atmospheric pollution prevention and control, which comprises a dust removal shell 1, a gas inlet pipe 2 is connected through one side of the dust removal shell 1, an exhaust pipe 3 is connected through the other side of the dust removal shell 1, a plurality of pulse blow pipes 4 are connected through one side of the dust removal shell 1, the plurality of pulse blow pipes 4 are arranged above the gas inlet pipe 2, a mounting plate 5 is fixedly connected inside the dust removal shell 1, a plurality of filter bags 7 are fixedly connected to the lower surface of the mounting plate 5, an ash collecting hopper 8 is fixedly connected to the lower surface of the dust removal shell 1, a discharge valve 9 is connected through the lower surface of the ash collecting hopper 8, two through holes 10 are formed in the upper surface of the dust removal shell 1, two through grooves 6 are formed in the upper surface of the mounting plate 5, a dust removal assembly is arranged on one side of the dust removal shell 1, and the through holes 10 and the through grooves 6 are used for the passage of the connecting rod 17.

[0030] Embodiment 2:

[0031] As shown in the accompanying drawings, Figure 5 The dust removal assembly comprises a threaded stud 11, the threaded stud 11 is rotatably connected to one side of the dust removal shell 1, two limiting columns 12 are fixedly connected to one side of the dust removal shell 1, the two limiting columns 12 are arranged on the two sides of the threaded stud 11 respectively, a stepping motor 13 is fixedly installed on one side of the dust removal shell 1, the stepping motor 13 is arranged below the threaded stud 11, a large gear 14 is fixedly connected to the output end of the stepping motor 13, a small gear 15 is fixedly connected to one end of the threaded stud 11, the small gear 15 and the large gear 14 are in meshing connection, the limiting columns 12 have a limiting and stabilizing effect on the moving rod 16, and the threaded stud 11 drives the moving rod 16 to move up and down under the connection of the threaded hole 20.

[0032] As shown in the accompanying drawings, Figure 6As shown, the outer thread of the stud 11 is connected with the moving rod 16, the middle part of the moving rod 16 is provided with a threaded hole 20 and two through holes 19, the two through holes 19 are respectively arranged on the two sides of the threaded hole 20, one side of the moving rod 16 is fixedly connected with two connecting rods 17, one end of the two connecting rods 17 is fixedly connected with the ash discharge plate 18, the two connecting rods 17 are respectively slidingly connected in the interiors of the two through openings 10 and the two through grooves 6, the connecting rod 17 is convenient for connecting with the ash discharge plate 18, the ash discharge plate 18 is attached to the plurality of filter bags 7, thereby playing a role of discharging ash for the filter bags 7.

[0033] As shown in the accompanying drawings, Figure 7 As shown, the knock assembly is arranged on one side of the ash collecting hopper 8, the knock assembly comprises a fixed plate 21, the fixed plate 21 is fixedly connected on one side of the ash collecting hopper 8, the middle part of the fixed plate 21 is provided with a mounting groove 22, the interior of the mounting groove 22 is rotatably connected with a drive gear 23, the two sides of the drive gear 23 are fixedly connected with knock rods 24, the cross section of the knock rod 24 is arranged as T-shaped, the two ends of the knock rod 24 are fixedly connected with knock balls 25, the drive gear 23 is convenient for repeatedly knocking one side of the fixed plate 21 in the process of rotating, with the knock rods 24 and the knock balls 25.

[0034] As shown in the accompanying drawings, Figure 8 As shown, the dust removal shell 1 is fixedly installed on one side of the hydraulic cylinder 26, the hydraulic cylinder 26 is arranged below the air inlet pipe 2, the output end of the hydraulic cylinder 26 is fixedly connected with a rack 27, the rack 27 and the drive gear 23 are in meshing connection, the rack 27 is convenient for driving the drive gear 23 to produce reciprocating rotation in the process of coming and going.

[0035] Working principle: after the surface dust of the filter bag 7 is blown off by the pulse blowing pipe 4, when it is needed to scrape and clean the surface dust, first, the stepper motor 13 is started, the output end of the stepper motor 13 drives the large gear 14 to rotate, the large gear 14 and the small gear 15 are in meshing connection, thereby driving the small gear 15 to rotate, the small gear 15 drives the stud 11 to rotate, when the stud 11 rotates, the moving rod 16 is driven through the threaded hole 20, under the limiting action of the limiting column 12 connected in the through hole 19, the moving rod 16 is driven to move downward, thereby the connecting rod 17 slides in the interiors of the through groove 6 and the through opening 10, the ash discharge plate 18 moves downward, under the action that the ash discharge plate 18 is closely attached to the surfaces of the plurality of filter bags 7, the ash discharge plate 18 scrapes the dust on the surfaces of the plurality of filter bags 7, so that the dust falls down, thereby improving the dust removal quality of the filter bag 7.

[0036] In the process of discharging dust in the ash hopper 8 by using the discharge valve 9, the hydraulic cylinder 26 is opened, and the output end drives the rack 27 to move. Through the meshing of the rack 27 and the drive gear 23, the drive gear 23 is driven to rotate. In the process of rotating, the drive gear 23 drives the two ends of the knocking rod 24 to swing, and drives the knocking ball 25 to knock the fixed plate 21. Through the vibration generated by the knocking, the vibration force is transmitted from the fixed plate 21 to the ash hopper 8, so that the ash hopper 8 vibrates, so that the dust on the inner wall falls under the action of vibration, and the efficiency of falling dust is promoted.

[0037] Obviously, the above embodiments are only examples for clearly illustrating, but not limitation to the embodiments. For ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A baghouse dust collector for air pollution control, comprising a dust collector housing (1), an air inlet pipe (2) connected through one side of the dust collector housing (1), an exhaust pipe (3) connected through the other side of the dust collector housing (1), a plurality of pulse jet pipes (4) connected through one side of the dust collector housing (1), the plurality of pulse jet pipes (4) being disposed above the air inlet pipe (2), an installation plate (5) fixedly connected inside the dust collector housing (1), a plurality of filter bags (7) fixedly connected to the lower surface of the installation plate (5), a dust collection hopper (8) fixedly connected to the lower surface of the dust collector housing (1), and a discharge valve (9) connected through the lower surface of the dust collection hopper (8), characterized in that: The upper surface of the dust removal housing (1) has two through openings (10), the upper surface of the mounting plate (5) has two through grooves (6), and a dust removal component is provided on one side of the dust removal housing (1).

2. The bag filter for air pollution control according to claim 1, characterized in that: The dust removal assembly includes a stud (11), which is rotatably connected to one side of the dust removal housing (1). Two limiting posts (12) are fixedly connected to one side of the dust removal housing (1). The two limiting posts (12) are respectively arranged on both sides of the stud (11). A stepper motor (13) is fixedly installed on one side of the dust removal housing (1).

3. The bag filter for air pollution control according to claim 2, characterized in that: The stepper motor (13) is located below the stud (11). A large gear (14) is fixedly connected to the output end of the stepper motor (13). A small gear (15) is fixedly connected to one end of the stud (11). The small gear (15) and the large gear (14) are meshed together.

4. The bag filter for air pollution control according to claim 2, characterized in that: The stud (11) is externally threaded with a movable rod (16). The movable rod (16) has a threaded hole (20) and two through holes (19) in the middle. The two through holes (19) are respectively located on both sides of the threaded hole (20).

5. The bag filter for air pollution control according to claim 4, characterized in that: Two connecting rods (17) are fixedly connected to one side of the moving rod (16). One end of the two connecting rods (17) is fixedly connected to a ash discharge plate (18). The two connecting rods (17) are slidably connected to the inside of the two through openings (10) and the two through grooves (6). A knocking component is provided on one side of the ash collection hopper (8). The knocking component includes a fixing plate (21). The fixing plate (21) is fixedly connected to one side of the ash collection hopper (8). An installation groove (22) is opened in the middle of the fixing plate (21).

6. The bag filter for air pollution control according to claim 5, characterized in that: The mounting groove (22) is rotatably connected to a drive gear (23), and a striking rod (24) is fixedly connected to both sides of the drive gear (23). The cross section of the striking rod (24) is T-shaped, and a striking ball (25) is fixedly connected to both ends of the striking rod (24).

7. The bag filter for air pollution control according to claim 6, characterized in that: A hydraulic cylinder (26) is fixedly installed on one side of the dust collector housing (1). The hydraulic cylinder (26) is located below the air inlet pipe (2). A rack (27) is fixedly connected to the output end of the hydraulic cylinder (26). The rack (27) and the drive gear (23) are meshed together.

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