CN219037756U - Automatic cleaning device for heat exchanger of charging machine - Google Patents
Automatic cleaning device for heat exchanger of charging machine Download PDFInfo
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- CN219037756U CN219037756U CN202222691322.8U CN202222691322U CN219037756U CN 219037756 U CN219037756 U CN 219037756U CN 202222691322 U CN202222691322 U CN 202222691322U CN 219037756 U CN219037756 U CN 219037756U
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Abstract
The utility model discloses an automatic cleaning device for a heat exchanger of a charging machine, which comprises a non-heating area exchanger (3) and a heating area exchanger (5), wherein the heating area exchanger (5) is connected with a hot air pipe (6) and a steam connecting pipe (8), the non-heating area exchanger (3) is connected with a return air pipe (1), a non-heating area cleaning pipe (9) is arranged above the non-heating area exchanger (3), a heating area cleaning pipe (10) is arranged above the heating area exchanger (5), the non-heating area cleaning pipe (9) and the heating area cleaning pipe (10) are communicated with a cleaning medium inlet (4), the cleaning medium inlet (4) is used for injecting compressed air and cleaning water, the bottoms of the non-heating area exchanger (3) and the heating area exchanger (5) are connected with a sewage outlet (7), and the cleaning water is from a constant-temperature constant-pressure water tank (11).
Description
Technical Field
The utility model belongs to the technical field of heat exchanger cleaning, and particularly relates to an automatic cleaning device for a heat exchanger of a charging machine.
Background
Heat exchangers are devices that transfer part of the heat of a hot fluid to a cold fluid, and are common devices in many industrial sectors, such as chemical, petroleum, power, food, and others, and play an important role in production. In chemical production, the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like, and has wide application. Heat exchangers are of many kinds and can be basically divided into three main kinds according to the principle and mode of heat exchange of cold and hot fluid: among the three types of heat exchangers, the divided wall type, the hybrid type and the regenerative type, the divided wall type heat exchanger is most used.
If the heat exchanger of the existing feeder is not cleaned for a long time, the problems of plate and tube clearance blocking, heat transfer efficiency reduction and product quality reduction are easy to occur.
Disclosure of Invention
To the above-mentioned problem that prior art exists, this application provides feeder heat exchanger self-cleaning device.
The technical scheme of the utility model is as follows:
the automatic cleaning device for the heat exchanger of the charging machine comprises a non-heating area exchanger and a heating area exchanger, wherein the heating area exchanger is connected with a hot air pipe and a steam connecting pipe, the non-heating area exchanger is connected with a return air pipe, a non-heating area cleaning pipe is arranged above the non-heating area exchanger, a heating area cleaning pipe is arranged above the heating area exchanger, the non-heating area cleaning pipe and the heating area cleaning pipe are communicated with a cleaning medium inlet, the cleaning medium inlet is used for injecting compressed air and cleaning water, the bottoms of the non-heating area exchanger and the heating area exchanger are connected with a sewage outlet, and the cleaning water is from a constant-temperature and constant-pressure water tank.
As a preferred embodiment of the present utility model: the constant temperature and constant pressure water tank is connected with a pressure regulating valve through a steam film valve, and the pressure regulating valve is connected with a steam stop valve through a steam filter.
As a preferred embodiment of the present utility model: the constant temperature and constant pressure water tank is provided with a float valve which is connected with a pneumatic ball valve through a stop valve.
As a preferred embodiment of the present utility model: the constant temperature and constant pressure water tank is provided with a water level sensor and a water temperature sensor.
As a preferred embodiment of the present utility model: the constant temperature and constant pressure water tank is provided with a filter, and the filter is connected with a ball valve through a pump motor.
As a preferred embodiment of the present utility model: the top of the non-heating zone exchanger and the heating zone exchanger are provided with access holes.
The beneficial effects of the utility model are as follows:
the automatic cleaning device for the heat exchanger of the charging machine has the double-area heat exchanger with heating and non-heating functions, can provide a constant-temperature and constant-pressure water supply system, controls steam flux through feedback adjustment of the water temperature sensor, completes four functions of automatic cleaning, automatic blowing, cleaning buttons and blowing buttons of the system, can timely remove machine dirt, improves the preheating efficiency, and prolongs the service life of equipment.
Drawings
FIG. 1 is a front elevational view of the automatic cleaning device for a heat exchanger of a feeder of the present utility model;
FIG. 2 is a top view of the present utility model;
fig. 3 is a schematic diagram of the assembly of a constant temperature and constant pressure water tank.
In the figure: 1-an air return pipe; 2-an overhaul port; 3-a non-heating zone exchanger; 4-cleaning medium inlet; 5-a heating zone exchanger; 6-a hot air pipe; 7-a sewage outlet; 8-steam connection pipe; 9-non-heating zone purge tube; 10-cleaning a tube in a heating zone; 11-a constant temperature and constant pressure water tank; 12-a steam membrane valve; 13-a pressure regulating valve; 14-a steam filter; 15-a steam stop valve; 16-float valve; 17-a shut-off valve; 18-a pneumatic ball valve; 19-a water level sensor; 20-a water temperature sensor; 21-a filter; 22-pump motor; 23-ball valve.
Detailed Description
The present utility model will be described in detail below with reference to the drawings and examples. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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.
As shown in fig. 1-3, the automatic cleaning device for the heat exchanger of the feeder comprises a non-heating area exchanger 3 and a heating area exchanger 5, wherein the heating area exchanger 5 is connected with a hot air pipe 6 and a steam connecting pipe 8, the non-heating area exchanger 3 is connected with a return air pipe 1, a non-heating area cleaning pipe 9 is arranged above the non-heating area exchanger 3, a heating area cleaning pipe 10 is arranged above the heating area exchanger 5, the non-heating area cleaning pipe 9 and the heating area cleaning pipe 10 are communicated with a cleaning medium inlet 4, the cleaning medium inlet 4 is used for injecting compressed air and cleaning water, the bottoms of the non-heating area exchanger 3 and the heating area exchanger 5 are connected with a sewage outlet 7, and the cleaning water is from a constant-temperature and constant-pressure water tank 11.
Specifically, the cleaning medium inlet 4 is made of a stainless steel pipe, has good smoothness, corrosion resistance, uniform wall thickness, high strength, high-speed water flow impact resistance, and a chromium-rich oxide film with a thin and compact surface, so that the cleaning medium inlet 4 has good corrosion resistance and long service life.
The constant temperature and constant pressure water tank 11 is connected with a pressure regulating valve 13 through a steam film valve 12, and the pressure regulating valve 13 is connected with a steam stop valve 15 through a steam filter 14; the constant temperature and constant pressure water tank 11 is provided with a float valve 16, and the float valve 16 is connected with a pneumatic ball valve 18 through a stop valve 17; the constant temperature and constant pressure water tank 11 is provided with a water level sensor 19 and a water temperature sensor 20; the constant temperature and constant pressure water tank 11 is provided with a filter 21, and the filter 21 is connected with a ball valve 23 through a pump motor 22; the tops of the unheated zone exchanger 3 and the heated zone exchanger 5 are provided with an access port 2, which is convenient for overhaul.
After the automatic cleaning device of the heat exchanger of the charging machine is started, firstly, the heat exchanger is cleaned by hot water, then the heat exchanger is blown by compressed air, and clean water can be dried by blowing, so that a heat dissipation plate pipe of the heat exchanger is protected, and the service life is prolonged; the scale adhered to the plate pipe can be blown away, so that the cleaning is more thorough, and the cleanliness is improved; the constant temperature constant pressure water tank memory space is preset to 2 tons, steam is heated to the water tank through steam stop valve, steam filter, air-vent valve, steam film valve, and steam outlet highly is less than water level sensor, and steam film valve state is adjusted through water temperature sensor feedback, controls steam flow, and when water level is less than water level sensor, steam film valve closes, and washing water passes through pneumatic ball valve, stop valve and ball cock and constant temperature constant pressure water tank, can avoid washing water excessive.
In summary, the automatic cleaning device for the heat exchanger of the charging machine has the double-area heat exchanger with heating and non-heating functions, a constant temperature and constant pressure water supply system can be provided, the steam flux is controlled through the feedback adjustment of the water temperature sensor, four functions of automatic cleaning, automatic blowing, cleaning buttons and blowing buttons of the system are completed, machine dirt can be timely removed, the preheating efficiency is improved, the service life of equipment is prolonged, and the product quality is improved.
Although the embodiments of the present utility model have been disclosed in the foregoing description and drawings, it is not limited to the details of the embodiments and examples, but is to be applied to all the fields of application of the present utility model, it will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.
Claims (6)
1. Automatic cleaning device for heat exchanger of charging machine, characterized in that: including non-heating zone exchanger (3) and heating zone exchanger (5), hot-blast main (6) and steam take over (8) are connected to heating zone exchanger (5), return air pipe (1) is connected to non-heating zone exchanger (3), the top of non-heating zone exchanger (3) is equipped with non-heating zone wash pipe (9), the top of heating zone exchanger (5) is equipped with heating zone wash pipe (10), non-heating zone wash pipe (9) and heating zone wash pipe (10) intercommunication cleaning medium entry (4), cleaning medium entry (4) are used for injecting compressed air and wash water, drain (7) are connected to the bottom of non-heating zone exchanger (3) and heating zone exchanger (5), wash water comes from constant temperature constant pressure water tank (11).
2. The feeder heat exchanger automatic cleaning device of claim 1, wherein: the constant temperature and constant pressure water tank (11) is connected with the pressure regulating valve (13) through the steam film valve (12), and the pressure regulating valve (13) is connected with the steam stop valve (15) through the steam filter (14).
3. The feeder heat exchanger automatic cleaning device of claim 2, wherein: the constant temperature and constant pressure water tank (11) is provided with a ball float valve (16), and the ball float valve (16) is connected with a pneumatic ball valve (18) through a stop valve (17).
4. The feeder heat exchanger automatic cleaning device of claim 1, wherein: the constant temperature and constant pressure water tank (11) is provided with a water level sensor (19) and a water temperature sensor (20).
5. The feeder heat exchanger automatic cleaning device of claim 1, wherein: the constant temperature and constant pressure water tank (11) is provided with a filter (21), and the filter (21) is connected with a ball valve (23) through a pump motor (22).
6. The automatic cleaning device for heat exchangers of a charging machine according to any one of claims 1 to 5, wherein: the tops of the non-heating area exchanger (3) and the heating area exchanger (5) are provided with an access hole (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222691322.8U CN219037756U (en) | 2022-10-13 | 2022-10-13 | Automatic cleaning device for heat exchanger of charging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222691322.8U CN219037756U (en) | 2022-10-13 | 2022-10-13 | Automatic cleaning device for heat exchanger of charging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219037756U true CN219037756U (en) | 2023-05-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222691322.8U Active CN219037756U (en) | 2022-10-13 | 2022-10-13 | Automatic cleaning device for heat exchanger of charging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219037756U (en) |
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2022
- 2022-10-13 CN CN202222691322.8U patent/CN219037756U/en active Active
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