CN216845877U

CN216845877U - Numerical control off-line automatic cleaning mechanism for air pre-heater

Info

Publication number: CN216845877U
Application number: CN202220179026.7U
Authority: CN
Inventors: 冯欣
Original assignee: Shandong Jianke Power Engineering Co ltd
Current assignee: Shandong Jianke Power Engineering Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-28
Anticipated expiration: 2032-01-21

Abstract

The embodiment of the application discloses air preheater numerical control off-line self-cleaning mechanism, including Y axle track roof beam, the outer wall movable mounting of Y axle track roof beam has the smooth case of Y axle, the lower terminal surface of the smooth case of Y axle is connected with Y axle motor, and is provided with the reduction gear No. one on the output shaft of Y axle motor, the smooth case of Y axle is kept away from one side of Y axle motor and is installed the smooth case of X axle. This application is through Y axle track roof beam, X axle track roof beam, the cooperation between belt cleaning device and the smooth case of Y axle, utilize the motion of the smooth case of Y axle and the smooth case of X axle, belt cleaning device's X and Y axle motion's effect has been realized, boiler air preheater heat accumulation component self-cleaning's effect has been reached, the problem of manual cleaning air preheater heat accumulation component has been solved effectively, adopt mechanical automation to wash and replaced artificial mode, staff's work load has been alleviateed, the injury that the staff caused to the health to the suction of dust has still been avoided.

Description

Numerical control off-line automatic cleaning mechanism for air preheater

Technical Field

The application relates to the technical field of boiler cleaning, in particular to an air preheater numerical control off-line automatic cleaning mechanism.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy, the origin of the boiler refers to a water container heated on fire, the boiler refers to a place for burning the fuel, the boiler comprises a boiler and a boiler, hot water or steam generated in the boiler can directly provide heat energy for industrial production and people life, the hot water or the steam can be converted into mechanical energy through a steam power device, or the mechanical energy can be converted into electric energy through a generator, the boiler for providing hot water is called a hot water boiler and is mainly used for life, a small amount of application is realized in industrial production, the boiler for generating steam is called a steam boiler for short, the boiler for short is used for thermal power stations, ships, locomotives and industrial and mining enterprises, the air preheater is also called a heat pipe type air preheater for short, and the heat exchange performance of the boiler is improved, the air preheater of the heat exchange device for improving the efficiency of the boiler by heating air required by fuel combustion by utilizing the heat of the smoke at the tail part of the boiler is a heating surface for preheating the air entering the boiler to a certain temperature by the smoke in a smoke flue at the tail part of the boiler through an internal radiating fin, is used for improving the heat exchange performance of the boiler and reducing the energy consumption, is generally called an air preheater for short, and is mostly suitable for coal-fired power station boilers.

However, the existing boiler air preheater heat storage element is cleaned manually, the workload of workers is increased by the manual cleaning mode, the cleaning steps of the boiler air preheater heat storage element are increased, and the cleaning process of the boiler air preheater heat storage element is complicated; moreover, dust combusted in the boiler is easy to be blown into the air during cleaning, and dust and particles mixed with the air easily cause the fuzzy sight of workers, so that the risk of accidents during the work of the workers is increased; meanwhile, the workers can seriously hurt the respiratory tract and the lung by inhaling the particles for a long time.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application provides an air preheater numerical control offline automatic cleaning mechanism to improve the above problems.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an air preheater numerical control off-line self-cleaning mechanism, includes Y axle track roof beam, the outer wall movable mounting of Y axle track roof beam has the smooth case of Y axle, the lower terminal surface of the smooth case of Y axle is connected with Y axle motor, and is provided with the reduction gear No. one on the output shaft of Y axle motor, the smooth case of X axle is installed to one side that Y axle kept away from Y axle motor to the smooth case of Y axle, the left side fixed mounting of the smooth case of X axle has X axle motor, and is provided with the reduction gear No. two on the output shaft of X axle motor, the positive swing joint of the smooth case of X axle has X axle track roof beam, the last surface mounting of X axle track roof beam has the aqueduct, the aqueduct is kept away from the one end fixedly connected with belt cleaning device of X axle track roof beam.

Optionally, a control box is arranged below the Y-axis track beam, a chain tensioner is installed on the left side of the Y-axis track beam, and a chain fixing end is connected to one end, far away from the chain tensioner, of the Y-axis track beam.

Optionally, the front of the control box is uniformly distributed with control keys, a display panel is installed below the control keys, heat dissipation holes corresponding in position are formed in the left side and the right side of the control box, supporting legs are fixedly installed on the lower end face of the Y-axis track beam, rollers are uniformly distributed on the lower end face of the Y-axis track beam, and the power output end of the control box is connected with the Y-axis motor and the X-axis motor through electric wires.

Optionally, the cleaning device comprises a first nozzle fixedly connected with the left side of the water guide pipe, a second nozzle is arranged on the right side of the first nozzle, and the lower end of the second nozzle is fixedly connected with the upper end of the right side of the water guide pipe.

Optionally, a limiting groove is formed in the lower end of the supporting leg, a connecting rod is sleeved on the inner wall of the limiting groove in a threaded manner, and the lower end of the connecting rod is fixedly connected with a chassis located below the supporting leg.

Optionally, the outer wall of the connecting rod is provided with threads, the outer wall of the connecting rod is in threaded sleeve joint with the inner wall of the limiting groove, and the inner wall of the limiting groove is provided with threads corresponding to the outer wall of the connecting rod.

The application provides a pair of air preheater numerical control off-line self-cleaning mechanism possesses following beneficial effect:

1. this application is through Y axle track roof beam, X axle track roof beam, the cooperation between belt cleaning device and the smooth case of Y axle, utilize the motion of the smooth case of Y axle and the smooth case of X axle, belt cleaning device's X and Y axle motion's effect has been realized, boiler air preheater heat accumulation component self-cleaning's effect has been reached, the problem of manual cleaning air preheater heat accumulation component has been solved effectively, adopt mechanical automation to wash and replaced artificial mode, staff's work load has been alleviateed, the injury that the staff caused to the health to the suction of dust has still been avoided.

2. This application passes through the control box, the landing leg, cooperation between bottom plate and the gyro wheel, utilize the roll of gyro wheel, realized the removal effect to the control box, and through the regulation of bottom plate, the fixed action to the control box has been realized, the removal problem of control box has been solved effectively, adopt the removal of gyro wheel and the fixed mode of place, the flexibility of control box when using has been improved, and simultaneously, the lift of bottom plate can not only play the fixed action to the control box, can also rise the height between control box and the ground, avoid ponding entering the damage that the inside of control box caused electronic component.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 shows a schematic structural diagram of the present application;

FIG. 2 shows a front view of the control box of the present application;

FIG. 3 illustrates a side view of the louvers of the present application;

FIG. 4 illustrates a bottom view of a leg of the present application;

fig. 5 shows an enlarged view at a of fig. 1 of the present application.

In the figure: 1. a Y-axis track beam; 2. a Y-axis slide box; 3. a Y-axis motor; 4. an X-axis slide box; 5. an X-axis motor; 6. an X-axis track beam; 7. a water conduit; 8. a cleaning device; 81. a first nozzle; 82. a second nozzle; 9. a control box; 10. a chain tensioner; 11. a chain fixing end; 12. a control key; 13. a display panel; 14. heat dissipation holes; 15. a support leg; 16. a roller; 17. a limiting groove; 18. a connecting rod; 19. a chassis.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: a numerical control off-line automatic cleaning mechanism of an air preheater comprises a Y-axis track beam 1, a Y-axis slide box 2 is movably installed on the outer wall of the Y-axis track beam 1, a Y-axis motor 3 is connected to the lower end face of the Y-axis slide box 2, the Y-axis motor 3 is installed to provide power for the movement of the Y-axis slide box 2, a first speed reducer is arranged on the output shaft of the Y-axis motor 3 and is used for adjusting the rotating speed of the output shaft of the Y-axis motor 3, an X-axis slide box 4 is installed on one side, far away from the Y-axis motor 3, of the Y-axis slide box 2, an X-axis motor 5 is fixedly installed on the left side of the X-axis slide box 4, the X-axis motor 5 is installed to provide power for the movement of the X-axis slide box 4, a second speed reducer is arranged on the output shaft of the X-axis motor 5 and is used for adjusting the rotating speed of the output shaft of the X-axis motor 5, an X-axis track beam 6 is movably connected to the front of the X-axis slide box 4, the upper surface of the X-axis track beam 6 is provided with the water guide pipe 7, the water guide pipe 7 is installed to provide a channel for water flowing, one end of the water guide pipe 7, which is far away from the X-axis track beam 6, is fixedly connected with a cleaning device 8, the cleaning device 8 is installed to provide a channel for water spraying, the cleaning device 8 comprises a first nozzle 81 fixedly connected with the left side of the water guide pipe 7, a second nozzle 82 is arranged on the right side of the first nozzle 81, the lower end of the second nozzle 82 is fixedly connected with the upper end of the right side of the water guide pipe 7, and the first nozzle 81 and the second nozzle 82 are installed to provide tools for cleaning of a heat storage element of the boiler air preheater, so that the mechanical cleaning effect is achieved, the manual cleaning mode is replaced, the workload of workers is reduced, the suction amount of the workers to dust in the boiler can be reduced, and the harm of the dust to the health of the workers is reduced.

Referring to fig. 3 and 5, a control box 9 is arranged below a Y-axis track beam 1, a chain tensioner 10 is installed on the left side of the Y-axis track beam 1, one end of the Y-axis track beam 1, which is far away from the chain tensioner 10, is connected with a chain fixing end 11, control keys 12 are uniformly distributed on the front surface of the control box 9, a display panel 13 is installed below the control keys 12, heat dissipation holes 14 corresponding to the positions are formed in the left side and the right side of the control box 9, the heat dissipation holes 14 are formed to provide a passage for the flow of the temperature inside the control box 9, the damage of the high temperature inside the control box 9 to electronic components is reduced, supporting legs 15 are fixedly installed on the lower end surface of the Y-axis track beam 1, rollers 16 are uniformly distributed on the lower end surface of the Y-axis track beam 1, the rolling of the rollers 16 facilitates the movement of the control box 9, the flexibility of the control box 9 during the movement is improved, and the power output end of the control box 9 is connected with the Y-axis motor 3 and the X-axis motor 5 through electric wires.

Please refer to fig. 4 and fig. 3, a limiting groove 17 has been seted up to the lower extreme of landing leg 15, connecting rod 18 has been cup jointed to the inner wall screw thread of limiting groove 17, the extension of connecting rod 18 plays the regulation to control box 9 and ground height, the inside that ponding on ground entered into control box 9 when avoiding the washing of boiler air preheater heat storage component is to electronic component's damage, the life of electronic component has been prolonged, the lower extreme fixedly connected with of connecting rod 18 is located the chassis 19 of landing leg 15 below, the outer wall of connecting rod 18 is provided with the screw thread, the outer wall of connecting rod 18 and the inner wall screw thread of limiting groove 17 cup joint, and the inner wall of limiting groove 17 is provided with the screw thread corresponding with connecting rod 18 outer wall, the connected mode that the screw thread cup joints has realized that connecting rod 18 can also play the extension to connecting rod 18 length when the circumference is pivoted.

In summary, when the numerical control off-line automatic cleaning mechanism for the air preheater provided by the application is used, firstly, the power supply of the Y-axis motor 3 is turned on through the control key 12, the rotating speed of the output shaft of the Y-axis motor 3 is adjusted through the first speed reducer, so that the output shaft of the Y-axis motor 3 is always in stable rotation, the Y-axis motor 3 is turned on to drive the Y-axis slide box 2 to move on the Y-axis track beam 1, then, the power supply of the X-axis motor 5 is turned on, the rotating speed of the output shaft of the X-axis motor 5 is adjusted through the second speed reducer, the X-axis motor 5 is turned on to drive the X-axis track beam 6 to move, so that the position of the cleaning device 8 is moved to clean different positions of the heat storage elements of the boiler air preheater, and then, water is led to the insides of the first nozzle 81 and the second nozzle 82 through the connection of the water guide pipe 7 to be sprayed out, so that the heat storage elements of the boiler air preheater are cleaned, finally, through the movement of the control box 9 by the rolling of the roller 16, when accumulated water exists on the ground, the limiting groove 17 is rotated, the distance between the control box 9 and the ground is increased, and the short circuit of the electronic element caused by the fact that the accumulated water enters the control box 9 is avoided.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides an air preheater numerical control off-line self-cleaning mechanism, includes Y axle track roof beam (1), its characterized in that: the outer wall movable mounting of Y axle track roof beam (1) has Y axle smooth case (2), the lower terminal surface of Y axle smooth case (2) is connected with Y axle motor (3), and is provided with the reduction gear No. one on the output shaft of Y axle motor (3), one side that Y axle smooth case (2) kept away from Y axle motor (3) is installed X axle smooth case (4), the left side fixed mounting of X axle smooth case (4) has X axle motor (5), and is provided with the reduction gear No. two on the output shaft of X axle motor (5), the positive swing joint of X axle smooth case (4) has X axle track roof beam (6), the last surface mounting of X axle track roof beam (6) has aqueduct (7), the one end fixedly connected with belt cleaning device (8) of X axle track roof beam (6) are kept away from to aqueduct (7).

2. The air preheater numerical control offline automatic cleaning mechanism according to claim 1, is characterized in that: the chain tensioning device is characterized in that a control box (9) is arranged below the Y-axis track beam (1), a chain tensioner (10) is installed on the left side of the Y-axis track beam (1), and one end, far away from the chain tensioner (10), of the Y-axis track beam (1) is connected with a chain fixing end (11).

3. The air preheater numerical control offline automatic cleaning mechanism according to claim 2, is characterized in that: the utility model discloses a motor vehicle with the Y axle track roof beam, including control box (9), the front evenly distributed of control box (9) has control button (12), display panel (13) are installed to the below of control button (12), corresponding louvre in position (14) have been seted up to the left and right sides of control box (9), the lower terminal surface fixed mounting of Y axle track roof beam (1) has landing leg (15), the lower terminal surface evenly distributed of Y axle track roof beam (1) has gyro wheel (16), the power output end and Y axle motor (3) and X axle motor (5) of control box (9) pass through connection of electric lines.

4. The air preheater numerical control offline automatic cleaning mechanism according to claim 1, is characterized in that: cleaning device (8) including one nozzle (81) with the left side fixed connection of aqueduct (7), the right side of one nozzle (81) is provided with No. two nozzles (82), and the lower extreme of No. two nozzles (82) and the upper end fixed connection on aqueduct (7) right side.

5. The air preheater numerical control offline automatic cleaning mechanism according to claim 3, is characterized in that: the lower extreme of landing leg (15) has seted up spacing groove (17), the inner wall screw thread of spacing groove (17) has cup jointed connecting rod (18), the lower extreme fixedly connected with of connecting rod (18) is located chassis (19) of landing leg (15) below.

6. The air preheater numerical control offline automatic cleaning mechanism according to claim 5, is characterized in that: the outer wall of connecting rod (18) is provided with the screw thread, the outer wall of connecting rod (18) and the inner wall screw thread of spacing groove (17) cup joint, and the inner wall of spacing groove (17) is provided with the screw thread corresponding with connecting rod (18) outer wall.