CN215892404U

CN215892404U - Ash removal structure for boiler of thermal power plant

Info

Publication number: CN215892404U
Application number: CN202122221256.3U
Authority: CN
Inventors: 宋江
Original assignee: Shenmu Huineng Chemical Co ltd
Current assignee: Shenmu Huineng Chemical Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-02-22
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses an ash removal structure for a boiler of a thermal power plant, which comprises the boiler, wherein the upper surface of the boiler is rotatably connected with a rotating pipe, the rotating pipe penetrates through and extends into the boiler through a bearing, the inner wall of the rotating pipe is in threaded connection with a threaded rod, the threaded rod extends into the boiler and is fixedly connected with a first driving motor, and the ash removal structure has the beneficial effects that: start first driving motor and second driving motor, it rotates to drive fixed block and rotating tube respectively, the fixed block drives the brush and rotates and clean the boiler inner wall, when the foreign matter, the spring in the sliding tray reduces the striking that the foreign matter caused to the brush, the rotating tube drives threaded rod and fixed block and removes, ash removal about going on to the inner wall of boiler, open the suction fan simultaneously, inhale the dust in the boiler and accomodate the bag, reduce the secondary pollution that scattered dust led to the fact the boiler, clear away the dust in the boiler, it influences boiler efficiency to reduce the dust.

Description

Ash removal structure for boiler of thermal power plant

Technical Field

The utility model relates to the technical field of thermal power plant boilers, in particular to an ash cleaning structure for a thermal power plant boiler.

Background

The boiler is carried out on a boiler and a furnace at the same time, after water enters the boiler, the boiler heating surface in a steam-water system transfers absorbed heat to water, so that the water is heated into hot water with certain temperature and pressure or generated steam, fuel is continuously combusted to release heat in a combustion equipment part, high-temperature flue gas generated by combustion transfers heat to the boiler heating surface through the propagation of heat, the temperature of the high-temperature flue gas is gradually reduced, and the high-temperature flue gas is finally discharged from a chimney.

When the boiler of the thermal power plant is used for a long time, boiler ash can be accumulated on the inner wall of the boiler, and the use of the boiler is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an ash removal structure for a boiler of a thermal power plant, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a dust cleaning structure for a boiler of a thermal power plant comprises the boiler, wherein the upper surface of the boiler is rotatably connected with a rotating pipe, the rotating pipe penetrates through and extends into the boiler through a bearing, the inner wall of the rotating pipe is in threaded connection with a threaded rod, the threaded rod extends into the boiler and is fixedly connected with a first driving motor, the output end of the first driving motor is fixedly connected with a fixed block through a coupler, the outer walls of the two ends of the fixed block are respectively provided with a sliding groove in a penetrating manner, the inner walls of the two sliding grooves are respectively and slidably connected with a sliding block, the two sliding blocks extend out of the sliding grooves, a spring is respectively arranged inside the two sliding grooves, the two ends of the two springs are respectively and fixedly connected with the sliding block and the fixed block, and the outer wall of one end of the threaded rod, which is positioned outside the boiler, is fixedly connected with a limiting block, the lower surface of the limiting block is fixedly connected with a limiting pipe, and the limiting pipe penetrates through the boiler and extends into the boiler.

Preferably, a gear circle of outer wall fixedly connected with of live-tube, a second driving motor of last fixed surface of boiler is connected with, a shaft coupling fixedly connected with dwang is passed through to second driving motor's output, a running gear of one end outer wall fixedly connected with of second driving motor is kept away from to the dwang, just running gear meshes with the gear circle mutually.

Preferably, one side fixedly connected with suction fan of threaded rod is kept away from to the upper surface of boiler, the input fixed connection hose that induced drafts of suction fan, just the one end that the suction fan was kept away from to the hose that induced drafts runs through and extends to in the spacing pipe.

Preferably, the output end of the suction fan is fixedly connected with a containing bag.

Preferably, the outer wall of the two sliding blocks is fixedly connected with a brush, and the two brushes are abutted to the inner wall of the boiler.

Preferably, the threaded rod and the limiting pipe are arranged in parallel relative to the boiler.

Compared with the prior art, the utility model has the beneficial effects that: start first driving motor and second driving motor, it rotates to drive fixed block and rotating tube respectively, the fixed block drives the brush and rotates and clean the boiler inner wall, when the foreign matter, the spring in the sliding tray reduces the striking that the foreign matter caused to the brush, the rotating tube drives threaded rod and fixed block and removes, ash removal about going on to the inner wall of boiler, open the suction fan simultaneously, inhale the dust in the boiler and accomodate the bag, reduce the secondary pollution that scattered dust led to the fact the boiler, clear away the dust in the boiler, it influences boiler efficiency to reduce the dust.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a side view of the fixing block of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged view of portion B of FIG. 1 according to the present invention;

FIG. 5 is an enlarged view of the portion C of FIG. 1 according to the present invention;

in the figure: 1. a boiler; 2. rotating the tube; 3. a threaded rod; 4. a first drive motor; 5. a fixed block; 6. a sliding groove; 7. a slider; 8. a spring; 9. a limiting block; 10. a limiting pipe; 11. a gear ring; 12. a second drive motor; 13. rotating the rod; 14. a rotating gear; 15. a suction fan; 16. a suction hose; 17. a brush; 18. a storage bag.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a dust cleaning structure for a boiler of a thermal power plant comprises a boiler 1, wherein the upper surface of the boiler 1 is rotatably connected with a rotating pipe 2, the rotating pipe 2 penetrates through and extends into the boiler 1 through a bearing, the inner wall of the rotating pipe 2 is in threaded connection with a threaded rod 3, the threaded rod 3 extends into the boiler 1 and is fixedly connected with a first driving motor 4, the output end of the first driving motor 4 is fixedly connected with a fixed block 5 through a coupler, the outer walls of the two ends of the fixed block 5 are respectively provided with a sliding groove 6 in a penetrating manner, the inner walls of the two sliding grooves 6 are respectively in sliding connection with a sliding block 7, the two sliding blocks 7 extend out of the sliding grooves 6, the inner parts of the two sliding grooves 6 are respectively provided with a spring 8, the two ends of the two sliding block springs 8 are respectively fixedly connected with the fixed block 7 and the fixed block 5, the outer wall of one end of the threaded rod 3, which is positioned outside the boiler 1, is fixedly connected with a limiting block 9, the lower surface of the limiting block 9 is fixedly connected with a limiting pipe 10, and the limiting pipe 10 penetrates and extends into the boiler 1.

Wherein, gear circle 11 of outer wall fixedly connected with of rotating tube 2, boiler 1's last fixed surface is connected with a second driving motor 12, shaft coupling fixedly connected with dwang 13 is passed through to second driving motor 12's output, dwang 13 keeps away from a rotating gear 14 of one end outer wall fixedly connected with of second driving motor 12, and rotating gear 14 meshes with gear circle 11 mutually, and the person of being convenient for uses second driving motor 12 to drive rotating

tube

2 and 3 rotations of threaded rod.

Wherein, a suction fan 15 of one side fixedly connected with that threaded rod 3 was kept away from to the upper surface of boiler 1, a hose 16 that induced drafts of input fixed connection of suction fan 15, and induced drafts in hose 16 keeps away from the one end of suction fan 15 and runs through and extend to spacing pipe 10, and the dust suction of scraping with boiler 1 is inside to convenient to use personnel uses suction fan 15.

Wherein, the output end of the suction fan 15 is fixedly connected with a containing bag 18, so that the user can conveniently use the containing bag 18 to collect the dust sucked out by the suction fan 15.

Wherein, brush 17 of the equal fixedly connected with of outer wall of two sliding blocks 7, and two brushes 17 all offset with 1 inner wall of boiler, and the person of being convenient for uses brush 17 to ash removal to 1 inner wall of boiler.

Wherein, threaded rod 3 and spacing pipe 10 are the parallel form setting for boiler 1 all, fail to drive spacing pipe 10 when preventing that threaded rod 3 from rotating and rotate.

Specifically, when the utility model is used, the first driving motor 4 is started, the first driving motor 4 drives the fixed block 5 connected with the lower end to rotate, the fixed block 5 drives the sliding blocks 7 at the two ends to rotate, the sliding blocks 7 drive the brushes 17 connected with the outer ends to rotate, dust on the inner wall of the boiler 1 is cleaned, when the inner wall of the boiler 1 has convex foreign matters, the foreign matters drive the sliding blocks 7 to move in the sliding grooves 6, the sliding blocks 7 simultaneously extrude the springs 8, the springs 8 reversely extrude the sliding blocks 7 under the driving of the elasticity of the springs 8 and push the sliding blocks 7 and the brushes 17 outwards, so that the impact of the foreign matters on the brushes 17 is reduced, at the moment, the second driving motor 12 is started, the second driving motor 12 drives the rotating rod 13 connected with the rotating rod 13 to rotate, the rotating gear 14 drives the gear ring 11 engaged with the connecting gear ring, the gear ring 11 drives the rotating pipe 2 to rotate, threaded rod 3 that the 2 area of live-action tube connects rotates, but threaded rod 3 is under stopper 9 and spacing pipe 10's spacing, live-action tube 2 drives threaded rod 3 and moves down in boiler 1, threaded rod 3 is located the one end outside boiler 1 and drives stopper 9 and spacing pipe 10 and move, threaded rod 3 is located the one end of boiler 1 and drives the fixed block 5 of connecting and move, remove the ash from top to bottom to the inner wall of boiler 1, open suction fan 15 simultaneously, suction fan 15 sets up the hose 16 that induced drafts through the connection and breathes in, induced draft hose 16 inhales the dust in boiler 1 and accomodates in bag 18, reduce the secondary pollution that scattered dust caused to boiler 1, after the cleanness finishes, it can to accomodate bag 18 and take off.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The ash removal structure for the boiler of the thermal power plant comprises a boiler (1) and is characterized in that the upper surface of the boiler (1) is rotatably connected with a rotating pipe (2), the rotating pipe (2) penetrates through the boiler (1) through a bearing and extends into the boiler, the inner wall of the rotating pipe (2) is in threaded connection with a threaded rod (3), the threaded rod (3) extends into the boiler (1) and is fixedly connected with a first driving motor (4), the output end of the first driving motor (4) is fixedly connected with a fixed block (5) through a coupler, the outer walls of two ends of the fixed block (5) are respectively provided with a sliding groove (6) in a penetrating manner, the inner walls of the two sliding grooves (6) are respectively and slidably connected with a sliding block (7), the two sliding blocks (7) extend out of the sliding grooves (6), a spring (8) is arranged inside the two sliding grooves (6), and two the both ends of spring (8) are fixed continuous with sliding block (7) and fixed block (5) respectively, threaded rod (3) are located outer stopper (9) of one end outer wall fixedly connected with of boiler (1), the lower fixed surface of stopper (9) is connected with a spacing pipe (10), just spacing pipe (10) run through and extend to in boiler (1).

2. The ash removal structure for the steam power plant boiler according to claim 1, characterized in that: gear circle (11) of outer wall fixedly connected with of rotating tube (2), second driving motor (12) of last fixed surface of boiler (1) is connected with, dwang (13) of output of second driving motor (12) through shaft coupling fixedly connected with, rotating gear (14) of one end outer wall fixedly connected with of second driving motor (12) are kept away from in dwang (13), just rotating gear (14) mesh with gear circle (11) mutually.

3. The ash removal structure for the steam power plant boiler according to claim 1, characterized in that: the utility model discloses a boiler, including boiler (1), the upper surface of boiler (1) is kept away from one side fixedly connected with suction fan (15) of threaded rod (3), the input fixed connection of suction fan (15) induced draft hose (16), just induced draft hose (16) are kept away from the one end of suction fan (15) and are run through and extend to in spacing pipe (10).

4. The ash removal structure for the steam power plant boiler according to claim 3, characterized in that: the output end of the suction fan (15) is fixedly connected with a containing bag (18).

5. The ash removal structure for the steam power plant boiler according to claim 1, characterized in that: two the outer wall of sliding block (7) is brush (17) of equal fixedly connected with, and two brush (17) all offsets with boiler (1) inner wall.

6. The ash removal structure for the steam power plant boiler according to claim 1, characterized in that: the threaded rod (3) and the limiting pipe (10) are both arranged in parallel relative to the boiler (1).