CN215175160U

CN215175160U - Device for removing accumulated dust at bottom of horizontal flue of boiler

Info

Publication number: CN215175160U
Application number: CN202120828953.2U
Authority: CN
Inventors: 王小元; 申洪涛; 魏俊豪
Original assignee: Xinxiang Guantong Electromechanical Installation Engineering Co ltd
Current assignee: Xinxiang Guantong Electromechanical Installation Engineering Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-12-14
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a device for removing dust accumulated at the bottom of a horizontal flue of a boiler, which comprises a corner flue I, a smoke inlet, a horizontal flue connector I, a dust collecting box I, a fixing screw I, a coarse filter plate, a fine filter plate, a fastening bolt, a horizontal flue connector II, a corner flue II, a dust collecting box II, a smoke outlet and a dust cleaning device; the utility model has the advantages that: can reduce the dust that falls into in the horizontal flue through the thickness filter screen, filterable dust can be collected through dust collection box I to in time clear up, ash removal device can be with the dust clearance that falls into the horizontal flue and push away to the dust in collecting box II, in time clears up, keeps clean in the horizontal flue, reduces the deposition.

Description

Device for removing accumulated dust at bottom of horizontal flue of boiler

Technical Field

The utility model discloses flue deashing technical field specifically is a boiler horizontal flue bottom deposition clearing device.

Background

The boiler flue of power plant has the horizontal segment, and horizontal flue when using for a long time, the inner wall has a large amount of deposition, and the deposition not only causes the jam to horizontal flue inside easily, and accumulational dust has the pressure to horizontal flue moreover and covers the power, makes horizontal flue cause easily to sink, and current horizontal flue is troublesome to the deposition clearance of inside, and is inefficient to the dust of clearing up is difficult to in time handle.

Disclosure of Invention

An object of the utility model is to provide a boiler horizontal flue bottom deposition clearing device to solve the problem that proposes among the above-mentioned background art.

In order to realize the purpose, the device comprises a corner flue I, a smoke inlet, a horizontal flue connecting port I, a dust collecting box I, a fixing screw I, a coarse filter plate, a fine filter plate, a fastening bolt, a horizontal flue connecting port II, a corner flue II, a dust collecting box II, a smoke outlet and an ash removal device; the left side surface and the right side surface inside the corner flue I, which are close to the lower side of the smoke inlet, and the right side of the horizontal flue connecting port I on the upper side surface and the lower side surface of the left protruding part are provided with filter plate slideways; the smoke inlet is arranged in the center of the top of the corner flue I; the horizontal flue connecting port I is arranged in the center of the left side face of the corner flue I; the dust collecting box I is arranged on the lower side surface of the corner flue I through a fixing screw I; the coarse filter plate is arranged on the lower side of the smoke inlet through a fastening bolt; the fine filter plate is arranged on the right side of the horizontal flue connecting port I through a fastening bolt; the right end of the horizontal flue is connected with a horizontal flue connecting port I; the horizontal flue connecting port II is arranged in the center of the right side face of the corner flue II and is connected with the left end of the horizontal flue; the dust collecting box II is arranged on the lower side surface of the horizontal flue connecting port I through a fixing screw I; the smoke outlet is arranged on the upper side surface of the corner flue II; the ash removal device is installed inside the horizontal flue and the corner flue II and fixed on the left side surface of the corner flue II.

As a preferred technical scheme of the utility model, the ash removal device further comprises a bearing with a seat, a fixing screw II, a lead screw slider, an ash removal plate, a coupling, a motor support plate and a fixing screw III; the bearing with the seat is arranged in the center of the left side face of the corner flue II through a fixing screw II; the lead screw is arranged on the bearing with the seat; the lead screw sliding block is arranged on the lead screw; the ash cleaning plates are arranged on two side surfaces of the screw rod sliding block; the shaft coupling connects the screw rod with the motor shaft; the motor supporting plate is installed on the bottom surface of the motor through a fixing screw III, and the arc surface of the motor supporting plate is attached to the horizontal flue connecting port I.

As an optimized technical scheme of the utility model, the deashing felt is installed to two totally of deashing board on its arc surface.

Compared with the prior art, the beneficial effects of the utility model are that: can reduce the dust that falls into in the horizontal flue through the thickness filter screen, filterable dust can be collected through dust collection box I to in time clear up, ash removal device can be with the dust clearance that falls into the horizontal flue and push away to the dust in collecting box II, in time clears up, keeps clean in the horizontal flue, reduces the deposition.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of the ash removal device of the present invention;

FIG. 3 is a sectional view of the present application;

in the figure: 1-corner flue I, 2-flue inlet, 3-horizontal flue connector I, 4-dust collecting box I, 5-fixing screw I, 6-coarse filter plate, 7-fine filter plate, 8-fastening bolt, 9-horizontal flue, 10-horizontal flue connector II, 11-corner flue II, 12-dust collecting box II, 13-flue outlet, 14-ash cleaning device, 1401-bearing, 1402-fixing screw II, 1403-lead screw, 1404-lead screw slide block, 1405-ash cleaning plate, 1406-coupling, 1407-motor, 1408-motor support plate, 1409-fixing screw III.

Detailed Description

Example 1

The device comprises a corner flue I1, a flue inlet 2, a horizontal flue connecting port I3, a dust collecting box I4, a fixing screw I5, a coarse filter plate 6, a fine filter plate 7, a fastening bolt 8, a horizontal flue 9, a horizontal flue connecting port II10, a corner flue II11, a dust collecting box II12, a flue outlet 13 and an ash removing device 14; the left side and the right side of the inside of the corner flue I1, which are close to the lower side of the smoke inlet 2 and the right side of the upper side and the lower side of the left protruding part, of the horizontal flue connecting port I3 are provided with filter plate slideways; the smoke inlet 2 is arranged in the center of the top of the corner flue I1; the horizontal flue connecting port I3 is arranged in the center of the left side surface of the corner flue I1; the dust collection box I4 is arranged on the lower side surface of the corner flue I1 through a fixing screw I5; the coarse filter plate 6 is arranged at the lower side of the smoke inlet 2 through a fastening bolt 8; the fine filter plate 7 is arranged on the right side of a horizontal flue connecting port I3 through a fastening bolt 8; the right end of the horizontal flue 9 is connected with a horizontal flue connecting port I3; the horizontal flue connecting port II10 is arranged in the center of the right side surface of the corner flue II11 and is connected with the left end of the horizontal flue 9; the dust collection box II12 is arranged on the lower side surface of the horizontal flue connecting port I3 through a fixing screw I5; the smoke outlet 13 is arranged on the upper side surface of the corner flue II 11; the ash cleaning device 14 is arranged in the horizontal flue 9 and the corner flue II11 and fixed on the left side surface of the corner flue II 11.

As a preferred technical solution of the present invention, the ash removing device 14 further comprises a bearing with a seat 1401, a fixing screw II1402, a lead screw 1403, a lead screw slider 1404, an ash removing plate 1405, a coupling 1406, a motor 1407, a motor support plate 1408, and a fixing screw III 1409; the bearing 1401 with a seat is arranged in the center of the left side surface of the corner flue II11 through a fixing screw II 1402; the lead screw 1403 is mounted on the pedestal bearing 1401; the lead screw slider 1404 is mounted on the lead screw 1403; the ash cleaning plates 1405 are arranged on two side surfaces of the screw rod sliding block 1404; the coupling 1406 axially connects the lead screw 1403 with the motor 1407; the motor supporting plate 1408 is arranged on the bottom surface of the motor 1407 through a fixing screw III1409, and the arc surface of the motor supporting plate is attached to the horizontal flue connecting port I3.

As an optimized technical scheme of the utility model, two total, the deashing felt is installed to deashing board 1405 on its arc surface.

The utility model discloses the theory of operation: boiler combustion ash in the air duct falls into the dust collecting box I4 through the coarse filter plate 6, large particles are left on the coarse filter plate 6, and dust can be cleaned when the coarse filter plate 6 is replaced; part of dust is blocked by the fine filter plate 7, and the dust can be cleaned when the fine filter plate 7 is replaced; very little fine dust can fall into the horizontal flue. After a period of time, can open motor 1407, it is rotatory to drive lead screw 1403, makes lead screw slider 1404 move to the left end, drives deashing board 1405 and cleans the tiny dust that accumulates in horizontal flue 9 to returning city in collecting box II12, and the dust in box I4 and the dust collection box II12 is collected through the clearance dust to the completion deashing regularly, keeps the deposition in the horizontal flue less, improves boiler life.

The utility model relates to a circuit connection is the familiar means of technical staff in the field, can obtain revealing through the experiment of limited times, belongs to the prior art of wide-spread use, and motor 1407 is step motor herein, and all the other parts all can be through processing or purchase on the market.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. The utility model provides a boiler horizontal flue bottom deposition clearing device which characterized in that: the device comprises a corner flue I (1), a flue inlet (2), a horizontal flue connecting port I (3), a dust collecting box I (4), a fixing screw I (5), a coarse filtering plate (6), a fine filtering plate (7), a fastening bolt (8), a horizontal flue (9), a horizontal flue connecting port II (10), a corner flue II (11), a dust collecting box II (12), a flue outlet (13) and an ash removing device (14); the left side surface and the right side surface inside the corner flue I (1) are close to the lower side of the flue inlet (2) and the right side of the horizontal flue connecting port I (3) on the upper side surface and the lower side surface of the left protruding part are provided with filter plate slideways; the smoke inlet (2) is arranged in the center of the top of the corner flue I (1); the horizontal flue connecting port I (3) is arranged in the center of the left side face of the corner flue I (1); the dust collecting box I (4) is arranged on the lower side surface of the corner flue I (1) through a fixing screw I (5); the coarse filter plate (6) is arranged on the lower side of the smoke inlet (2) through a fastening bolt (8); the fine filter plate (7) is arranged on the right side of the horizontal flue connecting port I (3) through a fastening bolt (8); the right end of the horizontal flue (9) is connected with a horizontal flue connecting port I (3); the horizontal flue connecting port II (10) is arranged in the center of the right side face of the corner flue II (11) and is connected with the left end of the horizontal flue (9); the dust collecting box II (12) is arranged on the lower side surface of the horizontal flue connecting port I (3) through a fixing screw I (5); the smoke outlet (13) is arranged on the upper side surface of the corner flue II (11); the ash cleaning device (14) is arranged in the horizontal flue (9) and the corner flue II (11) and fixed on the left side surface of the corner flue II (11).

2. The device for removing the ash accumulated at the bottom of the horizontal flue of the boiler according to claim 1, wherein: the ash removal device (14) further comprises a bearing with a seat (1401), a fixing screw II (1402), a lead screw (1403), a lead screw sliding block (1404), an ash removal plate (1405), a coupling (1406), a motor (1407), a motor supporting plate (1408) and a fixing screw III (1409); the bearing (1401) with the seat is installed in the center of the left side face of the corner flue II (11) through a fixing screw II (1402); the lead screw (1403) is arranged on a bearing (1401) with a seat; the lead screw sliding block (1404) is arranged on a lead screw (1403); the ash cleaning plates (1405) are arranged on two side surfaces of the screw rod sliding block (1404); the coupling (1406) connects the lead screw (1403) to the motor (1407) shaft; the motor supporting plate (1408) is arranged on the bottom surface of the motor (1407) through a fixing screw III (1409), and the arc surface of the motor supporting plate is attached to the horizontal flue connecting port I (3).

3. The device for removing the ash accumulated at the bottom of the horizontal flue of the boiler according to claim 2, wherein: the two ash cleaning plates (1405) are provided, and the arc surface of each ash cleaning plate is provided with an ash cleaning felt.