A pre-ash coating device for boiler dust collector

Abstract

The present invention discloses a pre-ash coating device for a boiler dust collector, comprising a dust collector body and a pre-ash coating box, wherein the bottom of the left side of the pre-ash coating box is fixedly connected to a shell, the right side of the top of the inner cavity of the shell is fixedly connected to a motor, the output end of the motor is fixedly connected to a driving gear, the left side of the driving gear is meshed with a driven gear, the middle axis of the bottom of the driving gear is fixedly connected to a connecting shaft, a connecting plate is provided at the bottom of the connecting shaft, and a rotating shaft is provided on the left side of the top of the connecting plate. The present invention solves the problem that the existing pre-ash coating device for a boiler dust collector is unevenly pre-coated during operation, resulting in low working efficiency and inconvenient use through the coordination of a dust collector body, a pre-ash coating box, a shell, a motor, a driving gear, a driven gear, a connecting shaft, a rotating shaft, a connecting plate, a vertical rod, a fan, a bellows, an exhaust pipe, a sleeve, a nozzle and a connecting pipe.

Description

Technical Field

[0001] The invention relates to the technical field of boiler dust collectors, in particular to a pre-ash coating device for a boiler dust collector. Background Art

[0002] Boiler dust collector refers to the equipment that separates dust from flue gas. Boiler dust collector is a commonly used supporting equipment in boilers and industrial production. Its function is to remove particulate dust in the flue gas emitted by boiler fuel combustion, thereby greatly reducing the amount of dust discharged into the atmosphere. It is an important environmental protection equipment to improve environmental pollution and improve air quality. Boiler dust collector needs to be pre-coated with ash before working. The existing boiler dust collector pre-coating device is unevenly pre-coated when working, resulting in low working efficiency and inconvenient use. Summary of the invention

[0003] In view of the shortcomings of the prior art, the present invention provides a boiler dust collector pre-ashing device, which has the advantage of uniform pre-ashing and solves the problem that the existing boiler dust collector pre-ashing device has uneven pre-ashing during operation, resulting in low working efficiency and inconvenient use.

[0004] Technical Solution

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a pre-coating device for a boiler dust collector, comprising a dust collector body and a pre-coating box, a shell is fixedly connected to the bottom of the left side of the pre-coating box, a motor is fixedly connected to the right side of the top of the inner cavity of the shell, a driving gear is fixedly connected to the output end of the motor, a driven gear is meshed with the left side of the driving gear, a connecting shaft is fixedly connected to the central axis of the bottom of the driving gear, a connecting plate is provided at the bottom of the connecting shaft, a rotating shaft is provided on the left side of the top of the connecting plate, the top of the rotating shaft is fixedly connected to the driven gear, a vertical rod is provided on the right side of the top of the driven gear, a fan is fixedly connected to the left side of the vertical rod, the right side of the fan is connected to the pre-coating box through a bellows, an exhaust pipe is fixedly connected to the left side of the fan, a nozzle is connected to the left side of the exhaust pipe, and a sleeve is sleeved on the surface of the exhaust pipe.

[0006] Preferably, the bottom of the connecting shaft and the rotating shaft surface are both movably connected to a first bearing, and the bottom of the first bearing is fixedly connected to the connecting plate.

[0007] Preferably, a second bearing is fixedly connected to the right side of the top of the driven gear, and the inner cavity of the second bearing is movably connected to the vertical rod.

[0008] Preferably, a telescopic rod is fixedly connected to the right side of the top of the shell, and a left side of the telescopic rod is fixedly connected to the vertical rod.

[0009] Preferably, the bottom of the right side of the dust collector body is connected to a connecting pipe, a sealing ring is fixedly connected to the inner surface of the connecting pipe, a threaded groove is provided on the outer surface of the connecting pipe, the bottom of the connecting pipe is connected to a threaded cover through a connecting rope, and a cloth bag is provided at the central axis of the inner cavity of the dust collector body.

[0010] Preferably, the bottom of the left side of the dust collector body is connected to an air inlet pipe, and the top of the right side of the dust collector body is connected to an air outlet pipe.

[0011] Preferably, the bottom of the front side of the shell is movably connected to a movable door via a hinge, and the top of the front side of the movable door is fixedly connected to a handle.

[0012] Beneficial Effects

[0013] Compared with the prior art, the present invention provides a boiler dust collector pre-ashing device, which has the following beneficial effects:

[0014] 1. The present invention opens the threaded cover, inserts the sleeve into the inner cavity of the connecting pipe, and then draws the pre-coated ash material into and sprays it onto the surface of the bag through the cooperation of the fan, bellows, exhaust pipe and nozzle, and then drives the driving gear to rotate through the motor, and through the cooperation of the connecting shaft, the connecting plate and the rotating shaft, the driving gear drives the driven gear to reciprocate left and right, the driven gear drives the vertical rod to reciprocate left and right, the vertical rod drives the fan to reciprocate left and right, the fan drives the exhaust pipe to reciprocate left and right, and the exhaust pipe drives the nozzle to reciprocate left and right, so that the pre-coated ash is uniform, which solves the problem that the pre-coated ash of the existing boiler dust collector pre-coating device is uneven when working, resulting in low working efficiency and inconvenient use.

[0015] 2. The present invention stabilizes the operation of the vertical rod by setting a second bearing, thereby preventing the driven gear from being unable to drive the vertical rod to work. The telescopic rod is provided to stabilize the operation of the vertical rod and provide balanced support for the vertical rod. The sealing ring is provided to ensure seamless connection between the connecting pipe and the sleeve, thereby preventing gas from flowing out through the gap between the connecting pipe and the sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of an embodiment of the present invention;

[0017] Figure 2 Schematic diagram of the housing structure in an embodiment of the present invention;

[0018] Figure 3 It is a schematic diagram of the arrangement structure of the nozzles in the dust collector body in an embodiment of the present invention.

[0019] In the figure: 1. dust collector body; 2. pre-coating ash box; 3. shell; 4. motor; 5. driving gear; 6. driven gear; 7. connecting shaft; 8. rotating shaft; 9. connecting plate; 10. vertical rod; 11. fan; 12. bellows; 13. exhaust pipe; 14. casing; 15. nozzle; 16. connecting pipe. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] In the description of the invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] The dust collector body 1, pre-coating ash box 2, shell 3, motor 4, driving gear 5, driven gear 6, connecting shaft 7, rotating shaft 8, connecting plate 9, vertical rod 10, fan 11, bellows 12, exhaust pipe 13, sleeve 14, nozzle 15 and connecting pipe 16 of the present invention are all universal standard parts or parts known to those skilled in the art, and their structures and principles can be known to those skilled in the art through technical manuals or through conventional experimental methods.

[0024] See also Figure 1-3A pre-coating device for a boiler dust collector comprises a dust collector body 1 and a pre-coating box 2. The bottom of the left side of the dust collector body 1 is connected with an air inlet pipe, the top of the right side of the dust collector body 1 is connected with an air outlet pipe, and the bottom of the right side of the dust collector body 1 is connected with a connecting pipe 16. A sealing ring is fixedly connected to the inner surface of the connecting pipe 16. By setting the sealing ring, the connecting pipe 16 is seamlessly connected to the sleeve 14, thereby preventing the gas from flowing out through the gap between the connecting pipe 16 and the sleeve 14. A threaded groove is provided on the outer surface of the connecting pipe 16. The bottom of the pipe 16 is connected with a threaded cover through a connecting rope, a cloth bag is arranged at the central axis of the inner cavity of the dust collector body 1, the bottom of the left side of the pre-coating ash box 2 is fixedly connected with a shell 3, the bottom of the front side of the shell 3 is movably connected with a movable door through a hinge, and the top of the front side of the movable door is fixedly connected with a handle, the right side of the top of the inner cavity of the shell 3 is fixedly connected with a motor 4, the output end of the motor 4 is fixedly connected with a driving gear 5, the left side of the driving gear 5 is meshed with a driven gear 6, the central axis of the bottom of the driving gear 5 is fixedly connected with a connecting shaft 7, a connecting plate 9 is arranged at the bottom of the connecting shaft 7, a rotating shaft 8 is arranged on the left side of the top of the connecting plate 9, the bottoms of the connecting shaft 7 and the rotating shaft 8 are both movably connected with a first bearing, and the bottom of the first bearing is fixedly connected to the connecting plate 9, the top of the rotating shaft 8 is fixedly connected to the driven gear 6, a vertical rod 10 is arranged on the right side of the top of the driven gear 6, a second bearing is fixedly connected to the right side of the top of the driven gear 6, and the inner cavity of the second bearing is movably connected to the vertical rod 10, and by arranging the second bearing, the vertical rod 10 is stabilized for operation, avoiding The moving gear 6 cannot drive the vertical rod 10 to work. The right side of the top of the shell 3 is fixedly connected with a telescopic rod, and the left side of the telescopic rod is fixedly connected to the vertical rod 10. By setting the telescopic rod, the operation of the vertical rod 10 is stabilized, and the vertical rod 10 is balanced and supported. The left side of the vertical rod 10 is fixedly connected with a fan 11, and the right side of the fan 11 is connected to the pre-coating ash box 2 through a bellows 12. The left side of the fan 11 is fixedly connected with an exhaust pipe 13, and the left side of the exhaust pipe 13 is connected with a nozzle 15. The surface of the exhaust pipe 13 is sleeved with a sleeve 14.

[0025] When in use, open the threaded cover, insert the sleeve 14 into the inner cavity of the connecting pipe 16, and then control the fan 11 and the motor 4 to work through the external controller. Through the cooperation of the fan 11, the bellows 12, the exhaust pipe 13 and the nozzle 15, the pre-coated ash material is drawn in and then sprayed onto the surface of the bag. Then the motor 4 drives the driving gear 5 to rotate. Through the cooperation of the connecting shaft 7, the connecting plate 9 and the rotating shaft 8, the driving gear 5 will drive the driven gear 6 to reciprocate left and right, and the driven gear 6 drives the vertical rod 10 to reciprocate left and right. The vertical rod 10 drives the fan 11 to reciprocate left and right, the fan 11 drives the exhaust pipe 13 to reciprocate left and right, and the exhaust pipe 13 drives the nozzle 15 to reciprocate left and right, so that the pre-coating ash is uniform, which solves the problem that the pre-coating ash of the existing boiler dust collector pre-coating ash device is uneven when working, resulting in low working efficiency and inconvenient use. In this application, the external controller is a PLC controller. At the same time, the two terminal ends of the external controller are connected to a power plug through wires, and the mains is used for power supply in this application.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A boiler dust collector pre-ashing device, comprising a dust collector body (1) and a pre-ashing box (2), characterized in that: The bottom of the left side of the pre-coating box (2) is fixedly connected to a shell (3), the right side of the top of the inner cavity of the shell (3) is fixedly connected to a motor (4), the output end of the motor (4) is fixedly connected to a driving gear (5), the left side of the driving gear (5) is meshed with a driven gear (6), the middle axis of the bottom of the driving gear (5) is fixedly connected to a connecting shaft (7), the bottom of the connecting shaft (7) is provided with a connecting plate (9), and the left side of the top of the connecting plate (9) is provided with a rotating shaft (8), The top of the rotating shaft (8) is fixedly connected to the driven gear (6); a vertical rod (10) is provided on the right side of the top of the driven gear (6); a fan (11) is fixedly connected to the left side of the vertical rod (10); the right side of the fan (11) is connected to the pre-coating box (2) via a bellows (12); an exhaust pipe (13) is fixedly connected to the left side of the fan (11); a nozzle (15) is connected to the left side of the exhaust pipe (13); a sleeve (14) is sleeved on the surface of the exhaust pipe (13). The bottom of the surface of the connecting shaft (7) and the rotating shaft (8) are both movably connected to a first bearing, and the bottom of the first bearing is fixedly connected to the connecting plate (9). The right side of the top of the driven gear (6) is fixedly connected to a second bearing, and the inner cavity of the second bearing is movably connected to the vertical rod (10). The right side of the top of the housing (3) is fixedly connected to a telescopic rod, and the left side of the telescopic rod is fixedly connected to the vertical rod (10). The bottom of the right side of the dust collector body (1) is connected to a connecting pipe (16), and the connecting pipe ( The inner surface of the connecting pipe (16) is fixedly connected to a sealing ring, the outer surface of the connecting pipe (16) is provided with a threaded groove, the bottom of the connecting pipe (16) is connected to a threaded cover via a connecting rope, a cloth bag is arranged at the central axis of the inner cavity of the dust collector body (1), the bottom of the left side of the dust collector body (1) is connected to an air inlet pipe, the top of the right side of the dust collector body (1) is connected to an air outlet pipe, the bottom of the front side of the shell (3) is movably connected to a movable door via a hinge, and the top of the front side of the movable door is fixedly connected to a handle.

Images