CN222635313U - Online cleaning device for heat exchanger - Google Patents
Online cleaning device for heat exchanger Download PDFInfo
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- CN222635313U CN222635313U CN202421308819.XU CN202421308819U CN222635313U CN 222635313 U CN222635313 U CN 222635313U CN 202421308819 U CN202421308819 U CN 202421308819U CN 222635313 U CN222635313 U CN 222635313U
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Abstract
本实用新型属于换热器清洗技术领域，公开了一种换热器在线清洗装置，包括循环泵、排污槽、球阀a、管线I、管线II以及管线III，球阀a设置在管线III上，管线III的两端分别与循环泵的进水口以及排污槽的出水口连接，管线I的两端分别与循环泵的出水口以及冷却水进水管线连接，管线II的两端分别与排污槽的进水口以及冷却水出水管线连接，排污槽上设置有除垢剂投料口。本实用新型能实现对单个换热器进行在线清洗，且清洗单个换热器的时间短、效率高。
The utility model belongs to the technical field of heat exchanger cleaning, and discloses an online cleaning device for a heat exchanger, comprising a circulation pump, a drainage tank, a ball valve a, a pipeline I, a pipeline II and a pipeline III, wherein the ball valve a is arranged on the pipeline III, the two ends of the pipeline III are respectively connected to the water inlet of the circulation pump and the water outlet of the drainage tank, the two ends of the pipeline I are respectively connected to the water outlet of the circulation pump and the cooling water inlet pipeline, the two ends of the pipeline II are respectively connected to the water inlet of the drainage tank and the cooling water outlet pipeline, and the drainage tank is provided with a descaling agent feeding port. The utility model can realize online cleaning of a single heat exchanger, and the time for cleaning a single heat exchanger is short and the efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of heat exchanger cleaning, and relates to an online heat exchanger cleaning device.
Background
The heat exchanger is widely applied to industrial production, and is mainly used for realizing heat transfer between different fluids, thereby achieving the technical requirements of heating, cooling or condensing and the like. However, as the heat exchanger is operated for a long time, a fouling layer is formed in the heat exchanger, so that not only the fluid resistance in the heat exchanger is increased, the total heat transfer coefficient is reduced, even the aggregation of fouling can cause local overheating to reduce the mechanical performance, local corrosion and even perforation, and the safe operation of equipment is seriously threatened. Therefore, the heat exchanger needs to be cleaned regularly to remove the dirt layer, so that the heat exchanger can be ensured to normally operate, and the temperature control requirement in the industrial production process is met.
In order to solve the above problems, the cleaning method of the heat exchanger in the prior art mainly comprises two types of physical cleaning and chemical cleaning. The physical cleaning method is used for the plate heat exchanger, the heat exchanger needs to be detached firstly, then the heat exchanger is washed by a high-pressure water gun, and the heat exchanger is installed back to the original pipeline after the washing is finished, although the cleaning effect is obvious, the heat exchanger gasket is easily damaged due to the fact that the heat exchanger is required to be detached and installed for many times, the service cycle of the heat exchanger is shortened, the maintenance cost is increased, meanwhile, the possibility that the heat exchanger leaks due to the fact that the assembly is not standard is also caused in the manual reloading process, and potential safety hazards exist. Other problems exist in the physical cleaning method, such as only aiming at the inner wall of the tube bundle or the tube side of the heat exchanger, and the communicating part (a pipeline between the inlet and outlet butterfly valve and the heat exchanger) of the heat exchanger is not treated, which also influences the heat exchange effect of the heat exchanger.
The chemical cleaning is online cleaning, more U-shaped tubular heat exchangers use the cleaning method, at present, chemical agents are usually added into a cooling water main pipe, and the heat exchangers are cleaned through the circulating flow of the chemical agents in the pipeline.
Therefore, it is important to develop a new heat exchanger cleaning apparatus to solve the above-mentioned problems.
Disclosure of utility model
The utility model aims to solve the problems in the prior art and provides an online cleaning device for a heat exchanger.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
An online cleaning device of a heat exchanger is connected with a cooling water inlet pipeline and a cooling water outlet pipeline, a butterfly valve a is arranged on the cooling water inlet pipeline, a butterfly valve b is arranged on the cooling water outlet pipeline, and the online cleaning device of the heat exchanger comprises cleaning equipment;
The cleaning equipment comprises a circulating pump, a sewage draining groove, a ball valve a, a pipeline I, a pipeline II and a pipeline III;
The ball valve a is arranged on the pipeline III;
two ends of the pipeline III are respectively connected with a water inlet of the circulating pump and a water outlet of the sewage draining groove;
One end of the pipeline I is connected with a water outlet of the circulating pump, the other end of the pipeline I is connected with a cooling water inlet pipeline, and a connection point of the pipeline I and the cooling water inlet pipeline is positioned on the cooling water inlet pipeline between the butterfly valve a and the heat exchanger;
One end of the pipeline II is connected with a water inlet of the sewage draining groove, the other end of the pipeline II is connected with a cooling water outlet pipeline, and a connection point of the pipeline II and the cooling water outlet pipeline is positioned on the cooling water outlet pipeline between the butterfly valve b and the heat exchanger;
The dirt discharging groove is provided with a detergent feeding port.
As a preferable technical scheme:
The online cleaning device for the heat exchanger comprises a cleaning device, wherein the cleaning device also comprises a ball valve b and a ball valve c which are arranged on a pipeline I;
Ball valve b is located the one end of keeping away from the circulating pump, and ball valve c is located the one end that is close to the circulating pump, sets up ball valve c for convenient safety control flow, more in operational environment and convenient accomodate consider in order to deal with different heat exchangers.
The heat exchanger online cleaning device comprises a cleaning device, a ball valve d and a ball valve e, wherein the ball valve d and the ball valve e are arranged on a pipeline II;
The ball valve d is located the one end of keeping away from the blowdown groove, and ball valve e is located the one end of being close to the blowdown groove, sets up ball valve e also in order to deal with different heat exchangers in order to handle with convenient taking in for operational environment.
The heat exchanger on-line cleaning device comprises a cleaning device, a sewage pipeline and a valve arranged on the sewage pipeline;
the sewage drain is connected with the bottom of the sewage drain tank.
According to the on-line cleaning device for the heat exchanger, the filter screen is arranged in the sewage draining groove.
According to the online cleaning device for the heat exchanger, the flange cover plate is arranged on the upper surface of the sewage draining groove, and the detergent feeding port is arranged on the flange cover plate.
The heat exchanger online cleaning device further comprises a moving platform arranged below the cleaning equipment;
The mobile platform comprises a horizontal supporting plate and a handle;
the horizontal supporting plate is a rectangular plate;
the four corners of the bottom surface of the horizontal supporting plate are respectively provided with a universal wheel;
the handle is detachably connected with one side of the upper surface of the horizontal supporting plate.
The beneficial effects are that:
The utility model can realize the purpose of cleaning the single heat exchanger on line, has short time for cleaning the single heat exchanger and high cleaning efficiency, and can clean the communicating part of the heat exchanger at the same time, thereby having better cleaning effect.
Drawings
FIG. 1 is a schematic diagram of the connection between a cleaning device and a heat exchanger of an on-line heat exchanger cleaning device according to the present utility model;
FIG. 2 is a schematic diagram of the cleaning equipment and the position of a mobile platform of the on-line cleaning device for the heat exchanger;
the device comprises a 1-circulating pump, a 2-ball valve a, a 3-blowdown tank, a 4-ball valve e, a 5-pipeline I, a 6-ball valve b, a 7-ball valve d, an 8-pipeline II, a 9-valve, a 10-butterfly valve a, an 11-butterfly valve b, a 12-ball valve c, a 13-horizontal support plate, a 14-handle and a 15-pipeline III, and a 16-heat exchanger.
Detailed Description
The utility model is further described below in conjunction with the detailed description. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Furthermore, it should be understood that various changes and modifications can be made by one skilled in the art after reading the teachings of the present utility model, and such equivalents are intended to fall within the scope of the utility model as defined in the appended claims.
An on-line cleaning device for a heat exchanger (as shown in figure 1, the heat exchanger 16 is connected with a cooling water inlet pipeline and a cooling water outlet pipeline, a butterfly valve a 10 is arranged on the cooling water inlet pipeline, and a butterfly valve b 11 is arranged on the cooling water outlet pipeline) comprises cleaning equipment and a movable platform;
As shown in fig. 1, the cleaning apparatus includes a circulation pump 1, a drain tank 3, a ball valve a 2, a line III 15, a line I5, a ball valve c12, a ball valve b 6, a ball valve d 7, a line II 8, a ball valve e 4, a drain line, and a valve 9;
Two ends of a pipeline III 15 are respectively connected with a water inlet of the circulating pump 1 and a water outlet of the sewage draining tank 3, and a ball valve a 2 is arranged on the pipeline III 15;
one end of the pipeline I5 is connected with a water outlet of the circulating pump 1;
Ball valve b 6 and ball valve c 12 are arranged on pipeline I5, ball valve b 6 is positioned at one end far away from circulating pump 1, and ball valve c 12 is positioned at one end close to circulating pump 1;
one end of the pipeline II 8 is connected with the water inlet of the sewage draining groove 3;
The ball valve d 7 and the ball valve e 4 are arranged on the pipeline II 8, the ball valve d 7 is positioned at one end far away from the sewage draining groove 3, and the ball valve e 4 is positioned at one end close to the sewage draining groove 3;
the sewage drain pipeline is connected with the bottom of the sewage drain tank 3, and the valve 9 is arranged on the sewage drain pipeline;
The upper surface of the sewage draining groove 3 is provided with a flange cover plate, and the flange cover plate is provided with a detergent feeding port;
as shown in fig. 2, the moving platform is disposed below the washing apparatus, and includes a horizontal support plate 13 and a handle 14;
the horizontal supporting plate 13 is a rectangular plate, universal wheels are respectively arranged at four corners of the bottom surface of the rectangular plate, and one side of the upper surface of the horizontal supporting plate 13 is detachably connected with the handle 14.
The using process of the device is as follows:
1. moving the cleaning device to the side of the heat exchanger 16 to be cleaned, enabling all valves to be in a closed state, and adding a proper amount of configured cleaning agent into the sewage draining tank 3 in advance;
2. Firstly, the other end of the pipeline I5 is connected to a cooling water inlet pipeline between the butterfly valve a 10 and the heat exchanger 16, and then the other end of the pipeline II 8 is connected to a cooling water outlet pipeline between the butterfly valve b 11 and the heat exchanger 16;
3. opening a butterfly valve a 10, a butterfly valve b 11, a ball valve b 6 and a ball valve d 7, filling the pipeline I5 and the pipeline II 8 with cooling water, opening a ball valve a 2, and filling the pipeline III 15 with cleaning agent;
4. Opening the ball valve c 12 and the ball valve e 4, starting the circulating pump 1, and continuously circulating the cleaning agent in the pipeline between the cleaning device and the heat exchanger 16;
5. after cleaning, opening a valve 9 on the sewage discharge pipeline to discharge sewage;
6. And closing the circulating pump 1, and removing the other end of the pipeline I5 and the other end of the pipeline II 8 from the cooling water inlet pipeline and the cooling water outlet pipeline to finish cleaning.
Claims (7)
1. An online cleaning device for a heat exchanger is characterized by comprising cleaning equipment;
The cleaning equipment comprises a circulating pump (1), a sewage draining tank (3), a ball valve a (2), a pipeline I (5), a pipeline II (8) and a pipeline III (15);
the ball valve a (2) is arranged on the pipeline III (15);
Two ends of the pipeline III (15) are respectively connected with a water inlet of the circulating pump (1) and a water outlet of the sewage draining groove (3);
one end of the pipeline I (5) is connected with a water outlet of the circulating pump (1);
One end of the pipeline II (8) is connected with a water inlet of the sewage draining groove (3);
the dirt discharging groove (3) is provided with a detergent feeding port.
2. An on-line cleaning device for heat exchangers according to claim 1, wherein the cleaning means further comprises a ball valve b (6) and a ball valve c (12) provided on the line I (5);
The ball valve b (6) is positioned at one end far away from the circulating pump (1), and the ball valve c (12) is positioned at one end close to the circulating pump (1).
3. An on-line cleaning device for heat exchangers according to claim 1, wherein the cleaning means further comprises a ball valve d (7) and a ball valve e (4) arranged on the line II (8);
The ball valve d (7) is positioned at one end far away from the sewage draining groove (3), and the ball valve e (4) is positioned at one end close to the sewage draining groove (3).
4. An on-line cleaning device for heat exchangers according to claim 1, wherein the cleaning apparatus further comprises a drain line and a valve (9) provided on the drain line;
the sewage drain is connected with the bottom of the sewage drain tank (3).
5. An on-line cleaning device for heat exchangers according to claim 1, characterized in that the interior of the blowdown tank (3) is provided with a filter screen.
6. The online cleaning device for heat exchangers according to claim 1, wherein the upper surface of the blowdown tank (3) is provided with a flange cover plate, and the detergent feed port is arranged on the flange cover plate.
7. The on-line cleaning apparatus for heat exchangers according to claim 1, further comprising a moving platform disposed below the cleaning device;
the mobile platform comprises a horizontal supporting plate (13) and a handle (14);
The horizontal supporting plate (13) is a rectangular plate;
The four corners of the bottom surface of the horizontal supporting plate (13) are respectively provided with a universal wheel;
The handle (14) is detachably connected with one side of the upper surface of the horizontal supporting plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421308819.XU CN222635313U (en) | 2024-06-11 | 2024-06-11 | Online cleaning device for heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421308819.XU CN222635313U (en) | 2024-06-11 | 2024-06-11 | Online cleaning device for heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222635313U true CN222635313U (en) | 2025-03-18 |
Family
ID=94963995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421308819.XU Active CN222635313U (en) | 2024-06-11 | 2024-06-11 | Online cleaning device for heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222635313U (en) |
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2024
- 2024-06-11 CN CN202421308819.XU patent/CN222635313U/en active Active
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