CN111911905A

CN111911905A - Power station boiler equipment with self-cleaning function

Info

Publication number: CN111911905A
Application number: CN202010737759.3A
Authority: CN
Inventors: 杨民; 陈林康; 翟祝林
Original assignee: Jiangsu Zhongrun Energy Equipment Co ltd
Current assignee: Jiangsu Zhongrun Energy Equipment Co ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2020-11-10
Anticipated expiration: 2040-07-28
Also published as: CN111911905B

Abstract

The invention relates to the technical field of coal power, in particular to power station boiler equipment with a self-cleaning function, which comprises a boiler body, wherein a groove is formed in the boiler body, a climbing rack is fixedly arranged in the groove, a track is connected in the boiler body in a sliding manner, a driving box is fixedly arranged on the track, a climbing gear is rotatably arranged on the driving box, a limiting plate and an inner baffle are fixedly arranged on the track, a cleaning trolley is connected in the track in a sliding manner, and a rotating rack is fixedly arranged on the track; an annular rail of slidable mounting on the inner wall of boiler body, then install the clean dolly of taking the brush in the track, clean dolly rotates the ascending one-level of track of round back, can make the inner wall that clean dolly covered the boiler body carry out automatic incrustation scale clean, need not drop into a large amount of manual works, can maintain the boiler according to shorter time interval, has effectively avoided boiler equipment to break down.

Description

Power station boiler equipment with self-cleaning function

Technical Field

The invention relates to the technical field of coal power, in particular to power station boiler equipment with a self-cleaning function.

Background

The boiler is more general device in industrial field application, especially in coal electric power factory, the boiler is the source power of electricity generation, carry out the in-process that heats for a long time at practical utility boiler to water, can be because all kinds of foreign element in the water, and the scale deposit on the inner wall of boiler, because incrustation scale heat conduction efficiency is relatively poor, consequently influence being heated of boiler heating surface easily, probably lead to local high temperature to arouse the potential safety hazard, in order to solve the structural problem, need clean power boiler, because the clear degree of difficulty of boiler, the power plant generally can carry out incrustation scale washing through professional when carrying out overhaul every year, time span is great, the bearing capacity of boiler suffers very big examination, reduce the practical life of boiler easily, in view of this, we provide a power plant boiler equipment with self-cleaning function.

Disclosure of Invention

The invention aims to provide a power station boiler device with a self-cleaning function so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a power station boiler device with a self-cleaning function comprises a boiler body, wherein a groove is formed in the boiler body, a climbing rack is fixedly installed in the groove, a track is connected in a sliding mode in the boiler body, a driving box is fixedly installed on the track, a climbing gear is rotatably installed on the driving box, a limiting plate and an inner baffle are fixedly installed on the track, a cleaning trolley is connected in the track in a sliding mode, a rotating rack is fixedly installed on the track, a rotating motor is fixedly installed in the cleaning trolley and connected with a rotating gear, an upper pressing wheel and a lower clamping wheel are rotatably installed on the cleaning trolley, a sliding rod is connected in the cleaning trolley in a sliding mode, a pressing plate is fixedly installed on the sliding rod, a reset spring is fixedly connected on the pressing plate, a stress plate is fixedly installed on the sliding rod, and a vibration shaft is rotatably connected in the cleaning trolley, the vibration shaft is fixedly provided with a cam, the sliding rod is fixedly provided with a brush rod, and the brush rod is fixedly provided with a brush.

Preferably, four grooves are symmetrically formed in the inner wall of the boiler body, the climbing racks are vertically installed in the grooves, the boiler body is arranged to be a circular inner wall, the track is arranged to be annular and attached to the inner wall of the boiler body, the driving box is installed above the track, the climbing gear is driven by a motor in the driving box, and the climbing gear is meshed with the climbing racks.

Preferably, the cleaning trolley slides between the limiting plate and the inner baffle in a limiting mode, the rotating rack is installed at the top of the track, the rotating motor is installed in a cavity of the cleaning trolley, the rotating gear is connected with a motor shaft of the rotating motor through a transfer gear, and the rotating gear protrudes out of the surface of the cleaning trolley and is meshed with the rotating rack.

Preferably, the section of the cleaning trolley is n-shaped, and the upper pinch roller and the lower pinch roller are respectively connected to two sides of the lower rib of the track.

Preferably, the sliding rod is connected in a cavity at the bottom of the cleaning trolley in a sliding mode, the pressing plate and the stress plate are installed on two sides of the sliding rod respectively, the reset spring is installed on the side face of the pressing plate, and the vibration shaft is driven by the motor.

Preferably, the brush rod is installed on the sliding rod through a bolt, the brush rod extends out of the side face of the cleaning trolley, the hairbrush is installed at the end portion of the brush rod, and the hairbrush is in contact with the inner wall of the boiler body.

Compared with the prior art, the invention has the beneficial effects that:

1. the annular track is slidably mounted on the inner wall of the boiler body, the track can be driven to move up and down in the boiler body under the action of the climbing rack and the climbing gear, the cleaning trolley with the hairbrush is mounted in the track, the cleaning trolley can rotate along the track under the action of the rotating gear and the rotating rack, namely the track rises by one stage after the cleaning trolley rotates for a circle, so that the cleaning trolley can automatically clean water scales on the inner wall of the boiler body, a large amount of labor is not required to be input, the boiler can be maintained at short time intervals, and the boiler equipment is effectively prevented from being out of order;

2. the brush is connected to the sliding rod in the cleaning trolley through the brush rod, the sliding rod can be pushed to move on one side through rotation of the cam in the trolley, the sliding rod can vibrate under the action of the return spring, the brush is driven to repeatedly scrub the inner wall of the boiler, and a better scale cleaning effect can be achieved through cooperation with the pickling solution.

Drawings

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

FIG. 2 is an enlarged view of area A of FIG. 1;

FIG. 3 is a schematic view of the cleaning cart structure of the present invention.

In the figure: the device comprises a boiler body 1, a groove 2, a climbing rack 3, a track 4, a driving box 5, a climbing gear 6, a limiting plate 7, an inner baffle plate 8, a cleaning trolley 9, a rotating rack 10, a rotating motor 11, a rotating gear 12, an upper pressing wheel 13, a lower clamping wheel 14, a sliding rod 15, a pressing plate 16, a return spring 17, a stress plate 18, a vibrating shaft 19, a cam 20, a brush rod 21 and a brush 22.

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 to 3, the present invention provides a technical solution: a power station boiler device with a self-cleaning function comprises a boiler body 1, wherein a groove 2 is formed in the boiler body 1, a climbing rack 3 is fixedly installed in the groove 2, a track 4 is connected in the boiler body 1 in a sliding mode, a driving box 5 is fixedly installed on the track 4, a climbing gear 6 is rotatably installed on the driving box 5, a limiting plate 7 and an inner baffle 8 are fixedly installed on the track 4, a cleaning trolley 9 is connected in the track 4 in a sliding mode, a rotating rack 10 is fixedly installed on the track 4, a rotating motor 11 is fixedly installed in the cleaning trolley 9, the rotating motor 11 is connected with a rotating gear 12, an upper pressing wheel 13 and a lower clamping wheel 14 are rotatably installed on the cleaning trolley 9, a sliding rod 15 is connected in the cleaning trolley 9 in a sliding mode, a pressing plate 16 is fixedly installed on the sliding rod 15, and a reset spring 17 is fixedly connected on the pressing plate 16, the cleaning trolley is characterized in that a stress plate 18 is fixedly mounted on the sliding rod 15, a vibration shaft 19 is rotatably connected in the cleaning trolley 9, a cam 20 is fixedly mounted on the vibration shaft 19, a brush rod 21 is fixedly mounted on the sliding rod 15, and a brush 22 is fixedly mounted on the brush rod 21.

The boiler comprises a boiler body 1, a driving box 5, a climbing gear 6, a groove 2, a track 4, a driving box 5 and a motor, wherein the groove 2 is symmetrically provided with four grooves on the inner wall of the boiler body 1, the climbing gear 3 is vertically arranged in the groove 2, the boiler body 1 is arranged to be a circular inner wall, the track 4 is arranged to be annular and is attached to the inner wall of the boiler body 1, the driving box 5 is arranged above the track 4, the climbing gear 6 is driven by the motor in the driving box 5, the climbing gear 6 is meshed with the climbing gear 3, the climbing gear 6 can be driven to rotate along the direction of the climbing gear 3 by starting the motor, and pressure generated between gear teeth can act on the track 4, so that the track 4 is driven to move;

the cleaning trolley 9 slides between the limiting plate 7 and the inner baffle 8 in a limiting mode, the rotating rack 10 is installed at the top of the track 4, the rotating motor 11 is installed in a cavity of the cleaning trolley 9, the rotating gear 12 is connected with a motor shaft of the rotating motor 11 through the transfer gear, the rotating gear 12 protrudes out of the surface of the cleaning trolley and is meshed with the rotating rack 10, the cleaning trolley 9 can be guided through the limiting plate 7 and the inner baffle 8, the cleaning trolley 9 is prevented from being separated from the track 4, the rotating gear 12 is driven to rotate on the rotating rack 10 through the rotating motor 11, pressure generated between gear teeth acts on the cleaning trolley 9, and therefore the cleaning trolley 9 moves along the inner wall of the boiler body 1 in the direction of the track 4;

the section of the cleaning trolley 9 is n-shaped, the upper pinch roller 13 and the lower pinch roller 14 are respectively connected to two sides of the lower rib of the track 4, the cleaning trolley 9 is hung on the track 4 to move through the shape of the cleaning trolley, and is stabilized through the upper pinch roller 13 and the lower pinch roller 14, and meanwhile, the rolling friction can reduce the obstruction on the cleaning trolley 9;

the sliding rod 15 is connected in a cavity at the bottom of the cleaning trolley 9 in a sliding manner, the pressure plate 16 and the stress plate 18 are respectively arranged at two sides of the sliding rod 15, the return spring 17 is arranged at the side surface of the pressure plate 16, the vibration shaft 19 is driven by a motor, the cam 20 can rotate in the cavity through the rotation of the vibration shaft 19, when the convex part of the cam is contacted with the stress plate 18, the generated pressure can drive the sliding rod 15 to slide, the return spring 17 is compressed through the pressure plate 16, the pressure of the cam 20 on the stress plate 18 disappears along with the continuous rotation of the cam 20, the return force of the return spring 17 acts on the pressure plate 16 to reset the sliding rod 15, and the sliding rod 15 is enabled to move left and right continuously in the alternate operation process;

the brush rod 21 is installed on the sliding rod 15 through a bolt, the brush rod 21 extends out of the side face of the cleaning trolley 9, the brush 22 is installed at the end part of the brush rod 21, the brush 22 is in contact with the inner wall of the boiler body 1, the brush 22 moves along with the sliding rod 15 through the connection of the brush rod 21, so that the brush 22 vibrates left and right when the cleaning trolley 9 moves, the inner wall of the boiler body 1 is repeatedly scrubbed, and scales are automatically removed by matching with a pickling solution;

the working principle is as follows: firstly, a pickling solution is introduced into the boiler body 1, and simultaneously, the climbing gear 6 can be driven to rotate along the direction of the climbing rack 3 by starting a motor, the pressure generated between the gear teeth can act on the track 4, thereby driving the track 4 to move up and down in the boiler body 1, thereby gradually covering the vertical space of the boiler body 1, the cleaning trolley 9 is arranged in the track 4 through the limiting plate 7 and the inner baffle 8, and the limiting and guiding of the cleaning trolley are carried out to prevent the cleaning trolley 9 from falling off from the track 4, the rotating gear 12 is driven by the rotating motor 11 to rotate on the rotating rack 10, the pressure generated between the gear teeth acts on the cleaning trolley 9, so that the cleaning trolley 9 moves along the inner wall of the boiler body 1 in the direction of the track 4, the running track is annular, and the whole inner wall of the boiler body 1 can be covered by matching with the up-and-down movement of the track 4;

the bottom functional part of the cleaning trolley 9 is hung on the track 4 and is stabilized through the upper pressure wheel 13 and the lower clamping wheel 14, the rolling friction can reduce the obstruction on the cleaning trolley 9, in the moving process of the cleaning trolley 9, the cam 20 can rotate in the cavity through the rotation of the vibration shaft 19, when the convex part of the cam is contacted with the stress plate 18, the generated pressure can drive the sliding rod 15 to slide, the reset spring 17 is compressed through the pressing plate 16, the pressure on the stress plate 18 disappears along with the continuous rotation of the cam 20, the restoring force of the reset spring 17 acts on the pressing plate 16 to reset the sliding rod 15, in the alternating operation process, the sliding rod 15 continuously moves left and right, the brush 22 moves along with the sliding rod 15 through the connection of the brush rod 21, so as to generate left and right vibration, the inner wall of the boiler body 1 is repeatedly scrubbed, and the scale is automatically removed by matching with the pickling solution, after the cleaning trolley 9 rotates for a circle in the track 4, the track 4 is driven by the driving box 5 to ascend by one level, and the integral cleaning of the inner wall of the boiler body 1 is carried out.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power plant boiler equipment with self-cleaning function, includes boiler body (1), its characterized in that: the boiler is characterized in that a groove (2) is formed in the boiler body (1), a climbing rack (3) is fixedly installed in the groove (2), a track (4) is connected to the boiler body (1) in a sliding mode, a driving box (5) is fixedly installed on the track (4), a climbing gear (6) is installed on the driving box (5) in a rotating mode, a limiting plate (7) and an inner baffle (8) are fixedly installed on the track (4), a cleaning trolley (9) is connected to the track (4) in a sliding mode, a rotating rack (10) is fixedly installed on the track (4), a rotating motor (11) is fixedly installed in the cleaning trolley (9), the rotating motor (11) is connected with a rotating gear (12), an upper pressing wheel (13) and a lower clamping wheel (14) are installed on the cleaning trolley (9) in a rotating mode, and a sliding rod (15) is connected to the cleaning trolley (9), fixed mounting has clamp plate (16) on slide bar (15), and fixedly connected with reset spring (17) on clamp plate (16), fixed mounting has atress board (18) on slide bar (15), and swivelling joint has vibration axle (19) in clean dolly (9), fixed mounting has cam (20) on vibration axle (19), fixed mounting has brush-holder stud (21) on slide bar (15), and fixed mounting has brush (22) on brush-holder stud (21).

2. The utility boiler plant with self-cleaning function according to claim 1, characterized in that: the boiler comprises a boiler body (1), and is characterized in that four grooves (2) are symmetrically formed in the inner wall of the boiler body (1), climbing racks (3) are vertically installed in the grooves (2), the boiler body (1) is arranged to be a circular inner wall, a rail (4) is arranged to be annular and is attached to the inner wall of the boiler body (1), a driving box (5) is installed above the rail (4), the climbing gear (6) is driven by a motor in the driving box (5), and the climbing gear (6) is meshed with the climbing racks (3).

3. The utility boiler plant with self-cleaning function according to claim 1, characterized in that: clean dolly (9) is spacing to slide between limiting plate (7) and interior baffle (8), and rotatory rack (10) are installed at the top of track (4), rotating electrical machines (11) are installed in the cavity of clean dolly (9), and rotating gear (12) are connected through the motor shaft of transfer gear with rotating electrical machines (11), and rotating gear (12) protrusion in the surface and the meshing of rotatory rack (10) of clean dolly.

4. The utility boiler plant with self-cleaning function according to claim 1, characterized in that: the section of the cleaning trolley (9) is in an n shape, and the upper pinch roller (13) and the lower pinch roller (14) are respectively connected to two sides of the lower rib of the track (4).

5. The utility boiler plant with self-cleaning function according to claim 1, characterized in that: slide bar (15) sliding connection is in the cavity of clean dolly (9) bottom, and clamp plate (16) and atress board (18) install respectively in the both sides of slide bar (15), reset spring (17) are installed in the side of clamp plate (16), vibration axle (19) are through motor drive.

6. The utility boiler plant with self-cleaning function according to claim 1, characterized in that: the boiler cleaning device is characterized in that the brush rod (21) is installed on the sliding rod (15) through a bolt, the brush rod (21) extends out of the side face of the cleaning trolley (9), the brush (22) is installed at the end part of the brush rod (21), and the brush (22) is in contact with the inner wall of the boiler body (1).