Central cylinder device for improving ash collecting capacity of boiler

Abstract

The utility model belongs to the technical field of boilers, and particularly relates to a center cylinder device capable of improving ash collecting capacity of a boiler, which comprises a smoke purifying cylinder, a smoke inlet pipe and a smoke exhaust pipe, the smoke inlet pipe is connected above the end of the smoke purifying cylinder, the smoke exhaust pipe is connected at the bottom of the side wall of the smoke purifying cylinder, and a partition plate is arranged in an inner cavity of the smoke purifying cylinder. An inner cavity of the smoke purifying barrel is divided into an S-shaped flue through a partition plate, the bottom of the S-shaped flue is of an open structure, a connecting base is connected to the bottom of the S-shaped flue, a sewage storage pool is arranged at the bottom of the smoke purifying barrel, the connecting base is inserted into the sewage storage pool, an overflow pipe is arranged at the end of the sewage storage pool, and a filter is connected to the end of the overflow pipe; according to the novel S-shaped flue, the contact area of flue gas and water mist can be increased, so that the filtering effect on the flue gas is improved, meanwhile, dust attached to the inner wall of the S-shaped flue can be cleaned by controlling the cleaning frame to move in the S-shaped flue, rapid cleaning of the interior of the S-shaped flue is achieved, and smoke dust is prevented from blocking the S-shaped flue.

Description

TECHNICAL FIELD

[0001] The utility model relates to a boiler technical field, concretely is a center cylinder device that improves boiler dust collection ability. BACKGROUND

[0002] The coal -fired boiler is in the coal adding period of operation process, due to the sudden evaporation cracking of the volatile in coal, produces a large amount of combustible gas, due to the shortage of furnace temperature and oxygen supply condition, makes a large amount of black smoke, black smoke contains a large amount of combustible solid and combustible gas, and black smoke direct discharge can cause pollution to the environment.

[0003] The existing boiler smoke dust treatment equipment is when treating the smoke dust, the smoke dust stays in the treatment equipment for a short time, the contact time of the smoke dust and the spray water mist is short, which leads to poor smoke dust filtering effect, and the smoke dust can adhere to the inner wall of the flue, the flue is not easy to clean, and the flue is easy to be blocked, in order to solve the above problems, the center cylinder device that improves boiler dust collection ability is provided in the application. SUMMARY

[0004] (I) Utility model purposes

[0005] In order to solve the technical problems in the background art, the utility model provides a center cylinder device that improves boiler dust collection ability, the S-shaped flue can increase the contact area of flue gas and water mist, thereby improving the filtering effect of flue gas, and the dust adhering to the inner wall of the S-shaped flue can be cleaned by controlling the movement of the cleaning frame in the S-shaped flue, thereby realizing rapid cleaning of the S-shaped flue and avoiding smoke dust from blocking the S-shaped flue, thereby solving the problems in the background art.

[0006] (II) Technical solutions

[0007] In order to solve the above technical problems, the utility model provides a center cylinder device that improves boiler dust collection ability, which comprises a clean flue, an inlet flue and an outlet flue, the inlet flue is connected above the end part of the clean flue, the outlet flue is connected to the bottom of the side wall of the clean flue, the inner cavity of the clean flue is provided with a partition plate, the inner cavity of the clean flue is divided into an S-shaped flue by the partition plate, and the bottom of the S-shaped flue is of an open structure, and the bottom of the S-shaped flue is connected with a connecting seat;

[0008] The bottom of the clean flue is provided with a sewage storage tank, the connecting seat is inserted into the sewage storage tank, the end part of the sewage storage tank is provided with an overflow pipe, and the end part of the overflow pipe is connected with a filter;

[0009] The top of the inner cavity of the S-shaped flue is provided with an atomizing spray head, and the top of the atomizing spray head is connected with a water injection pipe.

[0010] The inner cavity of the S-shaped flue is movably provided with a cleaning frame, and the cleaning frame abuts against the inner wall of the S-shaped flue.

[0011] Preferably, the clean flue top surface is provided with a guide hole corresponding to the position of the cleaning frame, and a sealing ring is arranged in the guide hole.

[0012] Preferably, a guide rod is movably inserted into the sealing ring, and the bottom of the guide rod is connected with the cleaning frame.

[0013] Preferably, the inner wall of the S-shaped flue is symmetrically provided with a guide groove, and the two ends of the cleaning frame are provided with guide seats which are slidably connected with the guide groove.

[0014] Preferably, a lifting frame is arranged on the top surface of the clean flue, and a lifting motor is arranged on the top surface of the lifting frame.

[0015] Preferably, a driving screw is drivingly connected to the power output end of the lifting motor, and a lifting seat is slidably arranged in the inner cavity of the lifting frame, and the driving screw is threadedly connected with the lifting seat.

[0016] Preferably, a connecting frame is connected to the top of the guide rod, and the connecting frame is connected with the lifting seat.

[0017] The above technical scheme of the utility model has the following beneficial technical effects:

[0018] 1. In the utility model, the flue gas discharged by the boiler is injected into the S-shaped flue through the smoke inlet pipe, and the flue gas moves in the S-shaped flue, and the flue gas is sprayed by the atomizing spray head, so that the smoke dust in the flue gas can be filtered, and the S-shaped flue can increase the contact area of the flue gas and the water mist, thereby improving the filtering effect of the flue gas.

[0019] 2. In the utility model, the lifting motor drives the driving screw, and under the action of the surface thread, the driving screw pushes the lifting seat to drive the connecting frame to move up and down, the connecting frame is connected with the cleaning frame through the guide rod, the guide hole can guide the movement of the guide rod, the guide groove and the guide seat are matched to guide the lifting of the cleaning frame, and the cleaning frame moves in the S-shaped flue to clean the dust adhered to the inner wall of the S-shaped flue, so that the S-shaped flue can be quickly cleaned, and the S-shaped flue is prevented from being blocked by the smoke dust. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure schematic view of the utility model of a center cylinder device for improving the dust collecting capacity of a boiler.

[0021] Figure 2 It is a sectional structure schematic view of the utility model of a center cylinder device for improving the dust collecting capacity of a boiler.

[0022] Figure 3 It is a flue cleaning structure schematic view of the utility model of a center cylinder device for improving the dust collecting capacity of a boiler.

[0023] Figure 4 The utility model relates to a central cylinder device of improving the ash collection ability of boiler's net flue structure schematic diagram.

[0024] Reference signs:

[0025] 1, net flue; 2, smoke inlet pipe; 3, partition; 4, S-shaped flue; 5, atomizing shower head; 6, water injection pipe; 7, smoke outlet pipe; 8, sewage storage tank; 9, connecting seat; 10, cleaning frame; 11, guide rod; 12, connecting frame; 13, guide hole; 14, sealing ring; 15, guide groove; 16, guide seat; 17, lifting frame; 18, lifting motor; 19, drive screw; 20, lifting seat; 21, overflow pipe; 22, filter. DETAILED DESCRIPTION

[0026] To make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further explained in detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary, and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0027] As Figures 1-4 shown, the utility model provides a central cylinder device of improving the ash collection ability of boiler, including net flue 1, smoke inlet pipe 2 and smoke outlet pipe 7, smoke inlet pipe 2 is connected on net flue 1 end part top, smoke outlet pipe 7 is connected in net flue 1 side wall bottom, the inner chamber of net flue 1 is equipped with partition 3, the inner chamber of net flue 1 is separated out S-shaped flue 4 through partition 3, and the bottom of S-shaped flue 4 is open type structure, and the bottom of S-shaped flue 4 is connected with connecting seat 9 all;

[0028] The bottom of net flue 1 is equipped with sewage storage tank 8, and connecting seat 9 is inserted into sewage storage tank 8, and the end of sewage storage tank 8 is provided with overflow pipe 21, and the end of overflow pipe 21 is connected with filter 22;

[0029] The top of the inner chamber of S-shaped flue 4 is mounted with atomizing shower head 5, and the top of atomizing shower head 5 is connected with water injection pipe 6;

[0030] The inner chamber of S-shaped flue 4 is movably provided with cleaning frame 10, and cleaning frame 10 is abutted on the inner wall of S-shaped flue 4.

[0031] It needs to be explained that the clean water is injected in the storage tank 8, the water liquid will submerge the connecting seat 9, can make the water liquid to the opening of the bottom of the S-shaped flue 4 to be closed, the water injection pipe 6 is connected with the water supply equipment, can inject the water liquid through the atomizing spray head 5 to the S-shaped flue 4, the flue gas discharged by the boiler is injected into the S-shaped flue 4 through the smoke inlet pipe 2, the flue gas moves in the S-shaped flue 4, and the flue gas is sprayed through the atomizing spray head 5, and the smoke dust in the flue gas can be filtered, and the S-shaped flue 4 can increase the contact area of the flue gas and the water mist, so as to improve the filtering effect of the flue gas

[0032] In the embodiment, as shown in the figure, Figure 1 The top surface of the clean flue 1 is provided with a guide hole 13 corresponding to the position of the cleaning frame 10, a sealing ring 14 is arranged in the guide hole 13, a guide rod 11 is movably inserted into the inner cavity of the sealing ring 14, and the bottom of the guide rod 11 is connected with the cleaning frame 10.

[0033] It needs to be explained that the guide rod 11 and the guide hole 13 are matched to guide the lifting movement of the cleaning frame 10, and the sealing ring 14 can seal the connection between the guide rod 11 and the guide hole 13.

[0034] In the embodiment, as shown in the figure, Figure 4 The inner wall of the S-shaped flue 4 is symmetrically provided with a guide groove 15, and the two ends of the cleaning frame 10 are provided with a guide seat 16, and the guide seat 16 is slidably connected with the guide groove 15.

[0035] It needs to be explained that the guide groove 15 and the guide seat 16 are matched to guide the lifting of the cleaning frame 10.

[0036] In the embodiment, as shown in the figure, Figure 3 The top surface of the clean flue 1 is provided with a lifting frame 17, the top surface of the lifting frame 17 is provided with a lifting motor 18, the power output end of the lifting motor 18 is drivingly connected with a driving screw rod 19, the inner cavity of the lifting frame 17 is slidably provided with a lifting seat 20, the driving screw rod 19 is threadedly connected with the lifting seat 20, the top of the guide rod 11 is connected with a connecting frame 12, and the connecting frame 12 is connected with the lifting seat 20.

[0037] It needs to be explained that the lifting motor 18 drives the driving screw rod 19, and the driving screw rod 19 drives the lifting seat 20 to drive the connecting frame 12 to move up and down under the action of the surface thread.

[0038] The working principle and use process of the utility model: the clean water is injected in the storage pool 8, the water liquid will be submerged in the connecting seat 9, can make the water liquid to the opening of S type flue 4 bottom closed, the water injection pipe 6 is connected with water supply equipment, can inject the water liquid through the atomizing spray head 5 to S type flue 4, the flue gas of boiler is injected into S type flue 4 through the smoke pipe 2, the flue gas moves in S type flue 4, through the atomizing spray head 5 to the flue gas and spray, can filter the smoke dust in the flue gas, S type flue 4 can increase the contact area of flue gas and water mist to improve the filtering effect of flue gas, the filtered flue gas is discharged through the smoke exhaust pipe 7, the smoke dust and waste water flow into the storage pool 8, the smoke dust is deposited in the storage pool 8, the waste water is discharged through the overflow pipe 21, and the dust in the waste water is filtered through the filter 22, the lifting motor 18 drives the drive screw rod 19, the drive screw rod 19 pushes the lifting seat 20 under the action of surface thread and drives the connecting frame 12 to move up and down, the connecting frame 12 is connected with the cleaning frame 10 through the guide rod 11, the guide hole 13 can guide the movement of the guide rod 11, the guide slot 15 and the guide seat 16 are matched to guide the lifting of the cleaning frame 10, the cleaning frame 10 moves in S type flue 4 and can clean the dust adhered to the inner wall of S type flue 4, realize the fast cleaning in S type flue 4, avoid the smoke dust to block S type flue 4.

[0039] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model should be included in the protection scope of the utility model. In addition, the appended claims of the utility model are intended to cover all changes and modifications falling within the scope and boundary of the appended claims or the equivalent form of such scope and boundary.

Claims

1. A central cylinder device for improving the ash collection capacity of a boiler, comprising a clean flue cylinder (1), an inlet flue pipe (2) and an outlet flue pipe (7), said inlet flue pipe (2) being connected above the end of the clean flue cylinder (1), said outlet flue pipe (7) being connected to the bottom of the side wall of the clean flue cylinder (1), characterized in that, The inner cavity of the clean flue (1) is provided with a partition (3), the inner cavity of the clean flue (1) is divided into an S-shaped flue (4) through the partition (3), and the bottom of the S-shaped flue (4) is of an open structure, and the bottom of the S-shaped flue (4) is connected with a connecting seat (9); The bottom of the clean flue (1) is provided with a sewage storage tank (8), the connecting seat (9) is inserted into the sewage storage tank (8), and the end of the sewage storage tank (8) is provided with an overflow pipe (21), and the end of the overflow pipe (21) is connected with a filter (22); The top of the inner cavity of the S-shaped flue (4) is provided with an atomizing spray head (5), and the top of the atomizing spray head (5) is connected with a water injection pipe (6); The S-shaped flue (4) is movably provided with a cleaning frame (10), and the cleaning frame (10) abuts against the inner wall of the S-shaped flue (4).

2. A central cylinder device for improving the ash handling capacity of a boiler according to claim 1, characterized in that The top surface of the clean flue (1) is provided with a guide hole (13) corresponding to the position of the cleaning frame (10), and the guide hole (13) is provided with a sealing ring (14).

3. A central cylinder arrangement for improving the ash handling capacity of a boiler according to claim 2, characterized in that The inner cavity of the sealing ring (14) is movably inserted with a guide rod (11), and the bottom of the guide rod (11) is connected with the cleaning frame (10).

4. A central cylinder arrangement for improving the ash handling capacity of a boiler according to claim 3, characterized in that The inner wall of the S-shaped flue (4) is symmetrically provided with a guide groove (15), and the two ends of the cleaning frame (10) are provided with a guide seat (16), and the guide seat (16) is slidably connected with the guide groove (15).

5. A central cylinder arrangement for improving the ash handling capacity of a boiler according to claim 4, characterized in that The top surface of the clean flue (1) is provided with a lifting frame (17), and the top surface of the lifting frame (17) is provided with a lifting motor (18).

6. A central cylinder arrangement for improving the ash handling capacity of a boiler according to claim 5, characterized in that The power output end of the lifting motor (18) is drivingly connected with a driving screw rod (19), the inner cavity of the lifting frame (17) is slidably provided with a lifting seat (20), and the driving screw rod (19) is threadedly connected with the lifting seat (20).

7. A central cylinder arrangement for improving the ash handling capacity of a boiler according to claim 6, characterized in that The top of the guide rod (11) is connected with a connecting frame (12), and the connecting frame (12) is connected with the lifting seat (20). The top of the guide rod (11) is connected with a connecting frame (12), and the connecting frame (12) is connected with the lifting seat (20).

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