CN218994161U - Surface cooler cleaning system of evaporator - Google Patents
Surface cooler cleaning system of evaporator Download PDFInfo
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- CN218994161U CN218994161U CN202221567855.9U CN202221567855U CN218994161U CN 218994161 U CN218994161 U CN 218994161U CN 202221567855 U CN202221567855 U CN 202221567855U CN 218994161 U CN218994161 U CN 218994161U
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- evaporator
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- surface cooler
- cleaning water
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Abstract
The utility model provides a surface cooler cleaning system of an evaporator, and belongs to the field of cleaning systems. Solves the problems of scaling inside the evaporator and difficult cleaning. The cleaning device comprises a cleaning agent adding port, a cleaning water tank and a cleaning water pump, wherein the bottom of the cleaning water tank, the cleaning water pump, a surface cooler of an evaporator and the top of the cleaning water tank are sequentially connected. The surface cooler cleaning system of the evaporator can clean and maintain the surface cooler at any time under the condition that conditions allow, solves the problems that the inside of the evaporator is scaled, the vacuum degree is low and cannot reach a design value, ensures the evaporation capacity of the evaporator and ensures stable discharging operation.
Description
Technical Field
The utility model belongs to the field of cleaning systems, and particularly relates to a surface cooler cleaning system of an evaporator.
Background
The existing factory uses the evaporator to concentrate the materials, the surface air cooler of the evaporator unit runs for a long time, and serious scaling conditions exist, so that the surface air cooler needs to be cleaned regularly to ensure the evaporation capacity of the evaporator, and the heat exchange efficiency of the surface air cooler meets the production requirement.
Surface cooler cleaning requirements in the evaporator: using 2-3% HNO 3 The temperature is above 60 ℃ and the cycle is carried out for a plurality of hours.
The surface air cooler of the evaporator unit is cooled by the external network circulating water, the condition that the vacuum degree of the evaporator cannot reach a design value can occur when the surface air cooler runs for a long time, the reason is that the surface air cooler is internally scaled, and in order to solve the problem, the surface air cooler needs to be regularly cleaned by using a professional medicament, so that the evaporation capacity of the evaporator is ensured, but the prior art adopts a mode of regularly dismantling manual cleaning, which is time-consuming and labor-consuming, and the running cost is increased.
Disclosure of Invention
In view of the above, the present utility model aims to provide a surface cooler cleaning system for an evaporator, so as to solve the problems of time and effort consuming and high operation cost caused by the need of manual disassembly for cleaning the scale inside the evaporator.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the surface cooler cleaning system of the evaporator comprises a cleaning agent adding port, a cleaning water tank and a cleaning water pump, wherein the bottom of the cleaning water tank, the cleaning water pump, the surface cooler of the evaporator and the top of the cleaning water tank are sequentially connected.
Furthermore, a plurality of spray nozzles are arranged in the top of the cleaning water tank and are connected with a process water pipeline.
Further, a stirrer is arranged in the cleaning water tank.
Further, a cleaning agent adding port is arranged on the cleaning water tank.
Furthermore, a cleaning agent discharge port is arranged on a pipeline between the bottom of the cleaning water tank and the cleaning water pump, and the opening and the closing are controlled through a valve.
Further, the surface coolers of the evaporators comprise surface coolers of a plurality of groups of evaporators, and the surface coolers of the plurality of groups of evaporators are connected in parallel.
Further, the surface coolers of each group of evaporators comprise an evaporator primary surface cooler and an evaporator secondary surface cooler, the evaporator primary surface cooler is connected with the evaporator secondary surface cooler, the cleaning water pump is connected with the evaporator primary surface cooler, and the evaporator secondary surface cooler is connected with the top of the cleaning water tank.
Furthermore, the bottom of the primary surface air cooler of the evaporator is connected with a circulating water inlet pipeline.
Furthermore, the bottom of the evaporator secondary surface air cooler is connected with a circulating water return pipeline.
Compared with the prior art, the surface cooler cleaning system of the evaporator has the beneficial effects that:
the surface cooler cleaning system of the evaporator can clean and maintain the surface cooler at any time under the condition that conditions allow, solves the problems that the inside of the evaporator is scaled, the vacuum degree is low and cannot reach a design value, ensures the evaporation capacity of the evaporator and ensures stable discharging operation.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
FIG. 1 is a schematic diagram of a cleaning system for an evaporator and a surface cooler according to the present utility model;
in the figure: the cleaning agent adding port, the 2-cleaning water tank, the 3-cleaning agent discharging port, the 4-cleaning water pump, the 5-first group evaporator primary surface cooler, the 6-first group evaporator secondary surface cooler, the 7-second group evaporator primary surface cooler, the 8-second group evaporator secondary surface cooler, the 9-third group evaporator primary surface cooler, the 10-third group evaporator secondary surface cooler, the 11-circulating water inlet pipeline, the 12-circulating water return pipeline, the 13-process water pipeline, the 14-spray nozzle and the 15-stirrer.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It should be noted that, in the case of no conflict, embodiments of the present utility model and features of the embodiments may be combined with each other, and the described embodiments are only some embodiments of the present utility model, not all embodiments.
1. In the first embodiment, referring to fig. 1, a cleaning system for a surface cooler of an evaporator is described, and the cleaning system comprises a cleaning agent adding port 1, a cleaning water tank 2 and a cleaning water pump 4, wherein the bottom of the cleaning water tank 2, the cleaning water pump 4, the surface cooler of the evaporator and the top of the cleaning water tank 2 are sequentially connected.
A plurality of spray nozzles 14 are arranged in the top of the cleaning water tank 2, and the spray nozzles 14 are connected with a process water pipeline 13.
The inside of the cleaning water tank 2 is provided with a stirrer 15.
The cleaning water tank 2 is provided with a cleaning agent adding port 1.
A cleaning agent discharge port 3 is arranged on a pipeline between the bottom of the cleaning water tank 2 and the cleaning water pump 4, and the opening and the closing are controlled by a valve.
The surface coolers of the evaporators comprise a plurality of groups of surface coolers of the evaporators, and the surface coolers of the plurality of groups of evaporators are connected in parallel.
The surface coolers of each group of evaporators comprise an evaporator primary surface cooler and an evaporator secondary surface cooler, the evaporator primary surface cooler is connected with the evaporator secondary surface cooler, the cleaning water pump 4 is connected with the evaporator primary surface cooler, and the evaporator secondary surface cooler is connected with the top of the cleaning water tank 2.
The bottom of the evaporator primary surface cooler is connected with a circulating water inlet pipeline 11. The bottom of the evaporator secondary surface cooler is connected with a circulating water return pipeline 12.
The evaporator heats a certain product to the boiling point, water is evaporated, the concentration of the product is gradually increased along with the evaporation degree of the water, and the product with the desired concentration can be obtained by stopping the evaporation of the water when the desired concentration is reached. Before the product reaches the boiling point, the temperature of the product is only increased, the phenomenon of water evaporation is almost avoided, and the viscosity of the product is reduced when the temperature of the product is increased. When the product reaches the boiling point and begins to boil, the weight of the product gradually decreases as the water evaporates, and the concentration of the product gradually increases.
The surface cooler is a heat exchanger for condensing the vapor discharged from the evaporator, the heat source required for cooling is from the cooling water supplied from the cooling tower, and the condensed vapor is discharged from the condenser in the form of condensed water.
Aiming at the problems of scaling inside the evaporator and affecting stable production in the starch sugar production process in the prior art, the utility model provides a system for cleaning the surface cooler of the evaporator, and the heat exchange efficiency of the surface cooler in the treated evaporator meets the production requirement by using a cleaning system, so that the problems of low vacuum degree and incapability of reaching a design value are solved, and the stable production operation of the evaporator is stabilized.
The working principle of the surface cooler cleaning system of the evaporator provided by the utility model is as follows:
the surface cooler cleaning system of the evaporator is based on a new cleaning process, cleaning agents and process water are added into a cleaning water tank 2, the cleaning water tank is stirred by a stirrer 15 to enable the cleaning water to be blended to a required concentration and a required temperature, the cleaning water pump 4 is used for supplying the cleaning water to the corresponding surface cooler of the evaporator to be cleaned, and a circulating water inlet and outlet pipeline for cooling the surface cooler of the original evaporator is used for circularly cleaning the surface cooler of the evaporator.
The surface coolers of the evaporator can be cleaned in a single group or in a synchronous manner, under the condition of allowing conditions, the three groups of surface coolers are cleaned synchronously, the cleaning time of the surface coolers of the evaporator is effectively saved, finally cleaning water flows back into the cleaning water tank 2, the cleaning water is discharged through the cleaning agent discharge port 3, process water is added again, the surface coolers of the evaporator are replaced until no cleaning agent remains, and finally the cleaning water tank 2 is cleaned through the spray 14.
The embodiments of the utility model disclosed above are intended only to help illustrate the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model.
Claims (10)
1. A surface cooler cleaning system for an evaporator, characterized by: the cleaning agent adding device comprises a cleaning agent adding port (1), a cleaning water tank (2) and a cleaning water pump (4), wherein the bottom of the cleaning water tank (2), the cleaning water pump (4), a surface cooler of an evaporator and the top of the cleaning water tank (2) are sequentially connected.
2. The surface cooler cleaning system of an evaporator according to claim 1, wherein: a plurality of spray nozzles (14) are arranged in the top of the cleaning water tank (2), and the spray nozzles (14) are connected with a process water pipeline (13).
3. The surface cooler cleaning system of an evaporator according to claim 1, wherein: the cleaning water tank (2) is provided with a cleaning agent adding port (1).
4. A surface cooler cleaning system for an evaporator according to claim 1, 2 or 3, characterized in that: the cleaning water tank (2) is internally provided with a stirrer (15).
5. The surface cooler cleaning system for evaporators as set forth in claim 4, wherein: a cleaning agent discharge port (3) is arranged on a pipeline between the bottom of the cleaning water tank (2) and the cleaning water pump (4), and the opening and the closing are controlled by a valve.
6. The surface cooler cleaning system for an evaporator according to claim 1, 2, 3 or 5, wherein: the surface cooler of the evaporator comprises a plurality of groups of surface coolers of the evaporator.
7. The surface cooler cleaning system of an evaporator according to claim 6, wherein: the surface coolers of the plurality of groups of evaporators are connected in parallel.
8. The surface cooler cleaning system of an evaporator according to claim 6, wherein: the surface coolers of each group of evaporators comprise an evaporator primary surface cooler and an evaporator secondary surface cooler, the evaporator primary surface cooler is connected with the evaporator secondary surface cooler, the cleaning water pump (4) is connected with the evaporator primary surface cooler, and the evaporator secondary surface cooler is connected with the top of the cleaning water tank (2).
9. The surface cooler cleaning system of an evaporator according to claim 8, wherein: the bottom of the evaporator primary surface cooler is connected with a circulating water inlet pipeline (11).
10. The surface cooler cleaning system of an evaporator according to claim 8, wherein: the bottom of the evaporator secondary surface cooler is connected with a circulating water return pipeline (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221567855.9U CN218994161U (en) | 2022-06-22 | 2022-06-22 | Surface cooler cleaning system of evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221567855.9U CN218994161U (en) | 2022-06-22 | 2022-06-22 | Surface cooler cleaning system of evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218994161U true CN218994161U (en) | 2023-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221567855.9U Active CN218994161U (en) | 2022-06-22 | 2022-06-22 | Surface cooler cleaning system of evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218994161U (en) |
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2022
- 2022-06-22 CN CN202221567855.9U patent/CN218994161U/en active Active
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