CN220870904U

CN220870904U - Economizer convenient to clean finned tube

Info

Publication number: CN220870904U
Application number: CN202322401797.3U
Authority: CN
Inventors: 刘芫
Original assignee: Luoyang Xinglida Thermal Equipment Co ltd
Current assignee: Luoyang Xinglida Thermal Equipment Co ltd
Priority date: 2023-09-05
Filing date: 2023-09-05
Publication date: 2024-04-30
Anticipated expiration: 2033-09-05

Abstract

The utility model relates to an economizer convenient for cleaning finned tubes, which belongs to the technical field of economizers and comprises a pipeline mechanism, wherein one side of the pipeline mechanism is fixedly connected with a limiting mechanism, one side of the limiting mechanism is movably connected with a cleaning mechanism, the cleaning mechanism comprises an air pump, the outer wall of one side of the air pump is fixedly connected with a conveying pipe, the upper end of the air pump is fixedly connected with a control valve, the upper end of the control valve is fixedly connected with a mixing tank, the upper end of the inner wall of the mixing tank is fixedly connected with a fixing plate II, the upper end of the fixing plate II is fixedly connected with a motor, the lower end of the motor is movably connected with a rotary rod, and the outer wall of the rotary rod is fixedly connected with stirring blades. The utility model solves the problems that after the existing economizer is used for a long time, the wrinkles formed by winding the finned tubes are easy to accumulate ash, block ash, remove weld and the like, and the accumulated ash is difficult to clean, so that the heat transfer efficiency of the economizer is reduced and the function is reduced.

Description

Economizer convenient to clean finned tube

Technical Field

The utility model relates to the technical field of economizers, in particular to an economizer convenient for cleaning finned tubes.

Background

The economizer is a heating fluid supply part arranged in the tail flue of the boiler and has the function of absorbing part of heat in the tail flue gas of the boiler and reducing the temperature of discharged smoke so as to save fuel. Modern boilers generally have economizers. When fluid passes through the boiler before entering the boiler, the fluid is used for absorbing the heat of the flue gas, reducing the temperature of the flue gas discharged by the flue gas, saving energy and improving the heat utilization efficiency of the boiler. Boiler exhaust gases, however, typically contain significant amounts of hazardous materials, which are sticky and corrosive. In the existing coal economizer, most of the coal economizers use light pipes as fluid pipes, and the light pipes are developed into spiral fin pipe bodies and H-shaped fin pipe bodies later due to the small heat transfer area, so that the heat transfer area is increased, and the heat transfer efficiency is improved. However, compared with a light pipe type coal economizer, the spiral fin pipe body expands the heating area, but because the fins and the main pipe body are two-body mechanisms, the fins and the main pipe body have larger heat resistance, and the folds formed by winding the spiral fins are easy to accumulate ash, block ash, remove welding and the like, after ash accumulation, the heat transfer efficiency of the coal economizer is reduced, the function is reduced, and because of the specific compact arrangement structure of the coal economizer, the coal economizer is difficult to clean after ash accumulation, and the service life of the coal economizer is directly determined.

Disclosure of utility model

The utility model aims to solve the problems that after the existing economizer is used for a long time, the wrinkles formed by winding a finned tube are easy to accumulate ash, block ash, remove weld and the like, and the heat transfer efficiency of the economizer is reduced and the function is reduced due to the fact that the wrinkles are difficult to clean after the dust is accumulated, and provides the economizer which is convenient for cleaning the finned tube.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: an economizer for facilitating cleaning of finned tubes, comprising: the pipeline mechanism comprises a bottom plate, the first fixed plate is fixedly connected to the upper end of the bottom plate, the finned tube body is fixedly connected to one side of the fixed plate, the rotary cover is movably connected to one side of the finned tube body, the limiting mechanism is fixedly connected to one side of the pipeline mechanism, and the cleaning mechanism is movably connected to one side of the limiting mechanism.

As a preferred implementation mode, the stop gear is including the connecting plate, spout one has been seted up to connecting plate upper end outer wall, spout two has been seted up to connecting plate upper end outer wall, the screw thread groove has all been seted up to connecting plate both sides outer wall, screw thread groove inner wall threaded connection has the threaded rod, threaded rod one side swing joint has the stopper.

As a preferred implementation mode, the cleaning mechanism comprises an air pump, an outer wall fixedly connected with conveying pipe on one side of the air pump, a control valve is fixedly connected with the upper end of the air pump, a mixing tank is fixedly connected with the upper end of the control valve, a fixing plate II is fixedly connected with the upper end of the inner wall of the mixing tank, a motor is fixedly connected with the upper end of the fixing plate II, a rotating rod is movably connected with the lower end of the motor, and stirring blades are fixedly connected with the outer wall of the rotating rod.

As a preferable implementation mode, the outer wall of the limiting block is connected with the two inner walls of the sliding groove in a sliding mode.

As a preferred embodiment, the air pump is slidingly connected to an inner wall of the chute.

As a preferred embodiment, the outer wall of the conveying pipe is movably connected with the inner wall of the finned pipe body.

Compared with the prior art, the utility model has the advantages and positive effects that:

According to the utility model, the air pump is pushed by design, the air pump slides in the first sliding groove formed in the upper end of the connecting plate, the conveying pipe is connected with the inner wall of one end of the finned tube body, at the moment, the threaded rod is rotated, the threaded rod drives the limiting block, and the limiting block slides in the second sliding groove, so that the air pump is fixed and limited. At this moment pour the cleaning agent into the mixing tank through the ratio, start the motor, the motor drives the rotary rod, the rotary rod drives stirring blade, thereby mix the cleaning agent in the mixing tank, open the control valve, in this body of finned tube is carried to the cleaning agent in the mixing tank through the air pump, and be connected with rotatory lid at the finned tube body opposite side, pour into suitable cleaning agent in this body of finned tube, after making it stay for a period, make dirt and precipitate and the abundant effect of cleaning agent in its inside, unscrew rotatory lid, pour out its inside cleaning agent, afterwards, use the air pump again with the clear water pour into this body of finned tube into, realize the cleaning performance to the inside of finned tube body. The problems that after the existing economizer is used for a long time, the wrinkles formed by winding the finned tubes are easy to accumulate ash, block ash, remove weld and the like, and after the ash is formed, the heat transfer efficiency of the economizer is reduced and the function is reduced due to the fact that the heat transfer efficiency of the economizer is difficult to clean are solved.

Drawings

FIG. 1 is a schematic view of an economizer for facilitating cleaning of finned tubes in accordance with the present utility model.

Fig. 2 is a schematic diagram showing a disassembly of a pipe mechanism structure of an economizer for facilitating cleaning of finned tubes.

Fig. 3 is a schematic diagram showing a disassembly of a limiting mechanism structure of an economizer for facilitating cleaning of finned tubes.

Fig. 4 is a schematic sectional view showing a disassembled structure of a cleaning mechanism of an economizer for cleaning finned tubes.

Legend description:

A pipe mechanism; 2. a limiting mechanism; 3. a cleaning mechanism;

A bottom plate; 12. a first fixing plate; 13. a fin tube body; 14. a rotary cover;

A connecting plate; 22. a first chute; 23. a second chute; 24. a thread groove; 25. a threaded rod; 26. a limiting block;

31. An air pump; 32. a delivery tube; 33. a control valve; 34. a mixing tank; 35. a second fixing plate; 36. a motor; 37. a rotating rod; 38. stirring the blades.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

As shown in fig. 1-4, the present utility model provides a technical solution: an economizer for facilitating cleaning of finned tubes, comprising: the pipeline mechanism 1 comprises a bottom plate 11, a first fixing plate 12 is fixedly connected to the upper end of the bottom plate 11, a finned tube body 13 is fixedly connected between the first fixing plates 12, the finned tube body 13 is spirally inserted between the first fixing plates 12, one end of the finned tube body 13 is movably connected with a rotary cover 14, one side of the pipeline mechanism 1 is fixedly connected with a limiting mechanism 2, the limiting mechanism 2 comprises a connecting plate 21, a first sliding groove 22 is formed in the outer wall of the upper end of the connecting plate 21, a second sliding groove 23 is formed in the outer wall of the upper end of the connecting plate 21, the first sliding groove 22 is vertically communicated with the second sliding groove 23, threaded grooves 24 are formed in the outer walls of the two sides of the connecting plate 21, the threaded grooves 24 are located at the two ends of the second sliding groove 23 and are internally communicated with the second sliding groove 23, a threaded rod 25 is connected with the inner wall of the threaded groove 24 in a threaded mode, one side of the threaded rod 25 is movably connected with a limiting block 26, the limiting block 26 is in sliding fit with the second sliding groove 23, and the upper part of the limiting mechanism 2 is movably connected with a cleaning mechanism 3.

In this embodiment, the first fixing plate 12 is disposed on the outer walls of two sides of the upper end of the bottom plate 11, and the first fixing plate 12 is provided with a plurality of holes, which correspond to the finned tube body 13, so that the finned tube body 13 can be fixed during cleaning to prevent offset. When the finned tube body 13 needs to be cleaned, the limiting mechanism 2 is arranged on one side of the bottom plate 11 connected with the lower end of the first fixed plate 12 connected with the finned tube body 13 through the design, the cleaning mechanism 3 is arranged at the upper end of the limiting mechanism 2, the cleaning mechanism 3 is pushed to slide in the first sliding groove 22 formed in the upper end of the connecting plate 21 in the limiting mechanism 2, the cleaning mechanism 3 is connected with one end inner wall of the finned tube body 13, the threaded rod 25 is rotated at the moment, the threaded rod 25 drives the limiting block 26, and the limiting block 26 slides on the inner wall of the second sliding groove 23, so that the cleaning mechanism 3 is fixed and limited.

Example 2

As shown in fig. 2-4, the cleaning mechanism 3 includes an air pump 31, a conveying pipe 32 fixedly connected to an outer wall of one side of the air pump 31, a control valve 33 fixedly connected to an upper end of the air pump 31, a mixing tank 34 fixedly connected to an upper end of the control valve 33, a second fixing plate 35 fixedly connected to an upper end of an inner wall of the mixing tank 34, a motor 36 fixedly connected to an upper end of the second fixing plate 35, a rotating rod 37 movably connected to a lower end of the motor 36, and stirring blades 38 fixedly connected to an outer wall of the rotating rod 37.

In this embodiment, the cleaning agent is poured into the mixing tank 34 through the design, the motor 36 is started, the motor 36 drives the rotating rod 37, the rotating rod 37 drives the stirring blade 38, so that the cleaning agent in the mixing tank 34 is mixed, the control valve 33 is opened, the cleaning agent in the mixing tank 34 is conveyed into the finned tube body 13 through the air pump 31, the rotating cover 14 is connected to the other side of the finned tube body 13, the proper cleaning agent is poured into the finned tube body 13, after the finned tube body is kept for a period of time, dirt and sediment in the finned tube body fully act with the cleaning agent, the rotating cover 14 is unscrewed, the cleaning agent in the finned tube body is poured out, and then the air pump 31 is used for pouring clean water into the finned tube body 13, so that the cleaning effect on the inside of the finned tube body 13 is achieved. By designing the mixing tank 34 to contain the acid cleaning agent, rust and other dirt in the pipeline can be effectively removed, and by containing the alkali cleaning agent, oil dirt and other organic matters in the pipeline can be effectively removed, and by containing the oxidizing agent, organic matters and other dirt in the pipeline can be rapidly removed. Through the chemical cleaning mode, the damage to the finned tube body 13 is small, and the service life is longer.

Working principle:

As shown in fig. 1-4, when the utility model is used, the air pump 31 is pushed, the air pump 31 slides in the first chute 22 arranged at the upper end of the connecting plate 21, the conveying pipe 32 is connected with the inner wall of one end of the finned tube body 13, at the moment, the threaded rod 25 is rotated, the threaded rod 25 drives the limiting block 26, and the limiting block 26 slides on the inner wall of the second chute 23, so that the air pump 31 is fixed and limited. At this time, the cleaning agent is poured into the mixing tank 34 through the proportion, the motor 36 is started, the motor 36 drives the rotating rod 37, the rotating rod 37 drives the stirring blade 38, so that the cleaning agent in the mixing tank 34 is mixed, the control valve 33 is opened, the cleaning agent in the mixing tank 34 is conveyed into the finned tube body 13 through the air pump 31, the rotating cover 14 is connected to the other side of the finned tube body 13, the proper cleaning agent is poured into the finned tube body 13, after the proper cleaning agent is reserved for a period of time, dirt and sediment in the finned tube body are fully acted on the cleaning agent, the rotating cover 14 is unscrewed, the cleaning agent in the finned tube body is poured out, and then the air pump 31 is used for pouring clean water into the finned tube body 13, so that the cleaning effect on the inside of the finned tube body 13 is achieved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. An economizer for facilitating cleaning of finned tubes, comprising: pipeline mechanism (1), pipeline mechanism (1) is including bottom plate (11), bottom plate (11) upper end fixedly connected with fixed plate one (12), fixed plate one (12) one side fixedly connected with finned tube body (13), finned tube body (13) one side swing joint has rotatory lid (14), pipeline mechanism (1) one side fixedly connected with stop gear (2), stop gear (2) one side swing joint has wiper mechanism (3).

2. An economizer for facilitating the cleaning of finned tubes as recited in claim 1 wherein: stop gear (2) are including connecting plate (21), spout one (22) have been seted up to connecting plate (21) upper end outer wall, spout two (23) have been seted up to connecting plate (21) upper end outer wall, screw thread groove (24) have all been seted up to connecting plate (21) both sides outer wall, screw thread groove (24) inner wall threaded connection has threaded rod (25), threaded rod (25) one side swing joint has stopper (26).

3. An economizer for facilitating the cleaning of finned tubes as recited in claim 1 wherein: the cleaning mechanism (3) comprises an air pump (31), a conveying pipe (32) is fixedly connected to one side outer wall of the air pump (31), a control valve (33) is fixedly connected to the upper end of the air pump (31), a mixing groove (34) is fixedly connected to the upper end of the control valve (33), a fixing plate II (35) is fixedly connected to the upper end of the inner wall of the mixing groove (34), a motor (36) is fixedly connected to the upper end of the fixing plate II (35), a rotating rod (37) is movably connected to the lower end of the motor (36), and stirring blades (38) are fixedly connected to the outer wall of the rotating rod (37).

4. An economizer for facilitating the cleaning of finned tubes as recited in claim 2 wherein: the outer wall of the limiting block (26) is in sliding connection with the inner wall of the second chute (23).

5. An economizer for facilitating the cleaning of finned tubes as recited in claim 3, wherein: the air pump (31) is connected with the inner wall of the first chute (22) in a sliding way.

6. An economizer for facilitating the cleaning of finned tubes as recited in claim 3, wherein: the outer wall of the conveying pipe (32) is movably connected with the inner wall of the finned tube body (13).