CN217963957U - Heat exchanger cleaning system and have its demineralized water device - Google Patents
Heat exchanger cleaning system and have its demineralized water device Download PDFInfo
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- CN217963957U CN217963957U CN202222326782.0U CN202222326782U CN217963957U CN 217963957 U CN217963957 U CN 217963957U CN 202222326782 U CN202222326782 U CN 202222326782U CN 217963957 U CN217963957 U CN 217963957U
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Abstract
The utility model provides a heat exchanger cleaning system and a demineralized water device with the same, wherein the heat exchanger cleaning system is used for cleaning a heat exchanger, and the heat exchanger is provided with an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part for containing cleaning liquid, and an inlet and an outlet are communicated with the liquid storage part; the heat exchanger cleaning system further comprises: the first end of the first pipeline is communicated with the liquid storage part; the first end of the second pipeline is communicated with the first pipeline, and the second end of the second pipeline is communicated with the inlet; a first end of the third pipeline is communicated with the first pipeline, and a second end of the third pipeline is communicated with the liquid storage part; and a first control valve provided on the third line, the opening of the first control valve being adjustably set. The utility model discloses a heat exchanger cleaning system has solved the problem that the pipeline pressure of feed liquor pipe can't effectively be adjusted to heat exchanger cleaning system among the prior art.
Description
Technical Field
The utility model relates to a clean technical field of heat exchanger particularly, relates to a heat exchanger cleaning system and have its demineralized water device.
Background
The heat exchange medium of the plate heat exchanger is process condensate and circulating water (industrial raw water), and after the plate heat exchanger runs for a long time, the plate sheets are often scaled, so that the heat exchange cold quantity is reduced due to microorganism and slime fouling, and the temperature of the heat medium after heat exchange is influenced.
At present, one measure adopted for descaling is to detach the plates of the plate heat exchanger, soak the plates with cleaning solution and manually scrub the plates for descaling, so that a large number of plates are artificially damaged due to manual scrubbing and worker overhaul in the treatment process, the plates are corroded due to long-time soaking with the cleaning solution, the commissioning efficiency of the plate heat exchanger is seriously influenced, the temperature of process condensate is increased, and the stable operation of a subsequent working section is influenced; the other measure is to utilize a cleaning system to clean the plate heat exchanger, wherein the cleaning system comprises a cleaning liquid distribution box, a liquid inlet pipe and a liquid outlet pipe, the cleaning liquid distribution box is respectively connected with an inlet and an outlet of the plate heat exchanger through the liquid inlet pipe and the liquid outlet pipe, cleaning liquid enters the plate heat exchanger through the liquid inlet pipe to clean the plate, and then flows back into the cleaning liquid distribution box through the liquid outlet pipe; however, during the cleaning process, the line pressure of the liquid inlet pipe of the cleaning system cannot be effectively adjusted.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a heat exchanger cleaning system and a demineralized water device having the same, which solve the problem that the heat exchanger cleaning system in the prior art cannot effectively adjust the pressure of the liquid inlet pipe.
In order to achieve the above object, according to one aspect of the present invention, there is provided a heat exchanger cleaning system for cleaning a heat exchanger, the heat exchanger having an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part for containing cleaning liquid, and an inlet and an outlet are communicated with the liquid storage part; the heat exchanger cleaning system further comprises: the first end of the first pipeline is communicated with the liquid storage part; the first end of the second pipeline is communicated with the first pipeline, and the second end of the second pipeline is communicated with the inlet; a first end of the third pipeline is communicated with the first pipeline, and a second end of the third pipeline is communicated with the liquid storage part; and a first control valve provided on the third line, the opening of the first control valve being adjustably set.
Further, the heat exchanger cleaning system still includes: and the second control valve is arranged on the second pipeline.
Further, the heat exchanger cleaning system is used for cleaning the plurality of heat exchangers; the heat exchanger cleaning system comprises a plurality of second pipelines, and the first end of each second pipeline is communicated with the first pipeline; the plurality of second pipelines and the plurality of heat exchangers are arranged in a one-to-one correspondence manner, and the second end of each second pipeline is communicated with the inlet of the corresponding heat exchanger.
Further, the heat exchanger cleaning system further comprises: and the plurality of second control valves are arranged in one-to-one correspondence with the plurality of second pipelines, and each second control valve is arranged on the corresponding second pipeline.
Further, the first end of the third pipeline is communicated with the second end of the first pipeline; the heat exchanger cleaning system further comprises: the first end of the sixth pipeline is communicated with the second end of the first pipeline; the first end of each second pipeline is communicated with the sixth pipeline, so that the second pipelines are communicated with the first pipelines through the sixth pipelines.
Further, the heat exchanger cleaning system still includes: and a fifth control valve disposed on the sixth line, the fifth control valve being located between the plurality of second lines and the first end of the sixth line.
Further, the heat exchanger cleaning system further comprises: the cleaning pump is arranged on the first pipeline; and the fourth control valve is arranged on the first pipeline and is positioned on one side of the cleaning pump close to the liquid storage part.
Further, the heat exchanger cleaning system further comprises: a first end of the fourth pipeline is communicated with the liquid storage part; the fifth pipelines are arranged in one-to-one correspondence with the heat exchangers, and the first end of each fifth pipeline is communicated with the outlet of the corresponding heat exchanger; the second end of each fifth pipeline is communicated with the fourth pipeline; and the plurality of third control valves are arranged in one-to-one correspondence with the plurality of fifth pipelines, and each third control valve is arranged on the corresponding fifth pipeline.
Further, the cleaning solution is an acidic chemical cleaning solution; the heat exchanger cleaning system further comprises: a neutralization tank for containing an alkaline liquid; a first end of the seventh pipeline is communicated with the liquid storage part, and a second end of the seventh pipeline is communicated with the neutralization tank; and the sixth control valve is arranged on the seventh pipeline.
According to the utility model discloses an on the other hand provides a demineralized water device, including heat exchanger, heat transfer feed liquor pipe and heat transfer drain pipe, heat transfer feed liquor pipe is linked together with the import of heat exchanger, and the heat transfer drain pipe is linked together with the export of heat exchanger, and the demineralized water device still includes foretell heat exchanger cleaning system, is provided with the seventh control valve on the heat transfer feed liquor pipe, is provided with the eighth control valve on the heat transfer drain pipe.
The utility model discloses a heat exchanger cleaning system is used for cleaning the heat exchanger, and the heat exchanger is provided with an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part for containing cleaning liquid, and an inlet and an outlet of the heat exchanger are communicated with the liquid storage part; the heat exchanger cleaning system also comprises a first pipeline, a second pipeline, a third pipeline and a first control valve, wherein the first end of the first pipeline is communicated with the liquid storage part, and cleaning liquid in the liquid storage part can be discharged into the first pipeline; the first end of the second pipeline is communicated with the first pipeline, the second end of the second pipeline is communicated with the inlet, and the cleaning fluid enters the second pipeline from the first pipeline and then enters the inlet of the heat exchanger from the second pipeline to clean the heat exchanger; the first end of the third pipeline is communicated with the first pipeline, the second end of the third pipeline is communicated with the liquid storage part, and the second pipeline and the third pipeline are communicated with the first pipeline, so that part of cleaning liquid in the first pipeline flows into the third pipeline, the cleaning liquid in the second pipeline is reduced, and the pressure in the second pipeline is reduced; the third pipeline is provided with a first control valve, the opening degree of the first control valve is adjustably set, so that the first control valve can adjust the pressure in the third pipeline, the total pressure in the first pipeline is constant, the pressure in the second pipeline can be adjusted, and the problem that the heat exchanger cleaning system in the prior art cannot effectively adjust the pipeline pressure of the liquid inlet pipe is solved.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:
fig. 1 shows a schematic view of an embodiment of a heat exchanger cleaning system according to the present invention.
Wherein the figures include the following reference numerals:
10. a heat exchanger; 20. a liquid storage part; 31. a first pipeline; 32. a second pipeline; 33. a third pipeline; 34. a fourth pipeline; 35. a fifth pipeline; 36. a sixth pipeline; 37. a seventh pipeline; 41. a first control valve; 42. a second control valve; 43. a third control valve; 44. a fourth control valve; 45. a fifth control valve; 46. a sixth control valve; 50. cleaning the pump; 60. and (4) a neutralization tank.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The utility model provides a heat exchanger cleaning system, please refer to fig. 1, for cleaning a heat exchanger 10, the heat exchanger 10 has an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part 20 for containing cleaning liquid, and an inlet and an outlet are communicated with the liquid storage part 20; the heat exchanger cleaning system further comprises: a first pipeline 31, wherein a first end of the first pipeline 31 is communicated with the liquid storage part 20; a second pipeline 32, a first end of the second pipeline 32 is communicated with the first pipeline 31, and a second end of the second pipeline 32 is communicated with the inlet; a third pipeline 33, wherein a first end of the third pipeline 33 is communicated with the first pipeline 31, and a second end of the third pipeline 33 is communicated with the liquid storage part 20; a first control valve 41, the first control valve 41 being provided on the third line 33, the opening degree of the first control valve 41 being adjustably set.
The heat exchanger cleaning system of the utility model is used for cleaning the heat exchanger 10, and the heat exchanger 10 is provided with an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part 20 for containing cleaning liquid, and an inlet and an outlet of the heat exchanger 10 are communicated with the liquid storage part 20; the heat exchanger cleaning system further comprises a first pipeline 31, a second pipeline 32, a third pipeline 33 and a first control valve 41, wherein a first end of the first pipeline 31 is communicated with the liquid storage part 20, and cleaning liquid in the liquid storage part 20 can be discharged into the first pipeline 31; a first end of the second pipeline 32 is communicated with the first pipeline 31, a second end of the second pipeline 32 is communicated with an inlet, and the cleaning solution enters the second pipeline 32 from the first pipeline 31 and then enters the inlet of the heat exchanger 10 from the second pipeline 32 to clean the heat exchanger 10; the first end of the third pipeline 33 is communicated with the first pipeline 31, the second end of the third pipeline 33 is communicated with the liquid storage part 20, and as the second pipeline 32 and the third pipeline 33 are communicated with the first pipeline 31, part of the cleaning liquid in the first pipeline 31 flows into the third pipeline 33, and the cleaning liquid in the second pipeline 32 is reduced, so that the pressure in the second pipeline 32 is reduced; the third pipeline 33 is provided with the first control valve 41, the opening degree of the first control valve 41 is adjustably set, so that the first control valve 41 can adjust the pressure in the third pipeline 33, the pressure in the second pipeline 32 can be adjusted due to the fact that the total pressure in the first pipeline 31 is constant, and the problem that the pipeline pressure of a liquid inlet pipe cannot be effectively adjusted by a heat exchanger cleaning system in the prior art is solved.
Specifically, the liquid storage part 20 is an open box body with a volume of 2m 3 (ii) a The diameter of the first pipeline 31 is 80mm; the diameter of the second conduit 32 is 250mm; the diameter of the third pipe 33 is 80mm.
In this embodiment, the heat exchanger cleaning system further includes: and a second control valve 42 disposed on the second line 32.
In specific implementation, the second control valve 42 can control the on-off of the second pipeline 32, so that the second pipeline 32 is in a communication state with the inlet when the heat exchanger 10 needs to be cleaned; during normal operation of the heat exchanger 10, the second conduit 32 is disconnected from the inlet.
In the present embodiment, the heat exchanger cleaning system is used to clean a plurality of heat exchangers 10; the heat exchanger cleaning system comprises a plurality of second pipelines 32, and the first end of each second pipeline 32 is communicated with the first pipeline 31; the plurality of second pipes 32 and the plurality of heat exchangers 10 are disposed in one-to-one correspondence, and a second end of each second pipe 32 communicates with an inlet of the corresponding heat exchanger 10.
In specific implementation, the arrangement of the second pipelines 32 enables the heat exchanger cleaning system to clean the heat exchangers 10 at the same time, so that the cleaning efficiency of the heat exchanger cleaning system is improved.
In this embodiment, the heat exchanger cleaning system further includes: a plurality of second control valves 42, the plurality of second control valves 42 being provided in one-to-one correspondence with the plurality of second pipelines 32, each second control valve 42 being provided on a corresponding second pipeline 32.
In specific implementation, the plurality of second control valves 42 are arranged to enable the corresponding second control valve 42 to be arranged on each second pipeline 32, so that on-off of each second pipeline 32 can be controlled to control cleaning liquid to be only discharged into the heat exchanger 10 to be cleaned, waste of the cleaning liquid is avoided, and meanwhile damage caused by continuous washing of the heat exchanger 10 by the cleaning liquid in a state that cleaning is not needed is avoided.
In the present embodiment, the first end of the third pipeline 33 communicates with the second end of the first pipeline 31; the heat exchanger cleaning system further comprises: a sixth pipeline 36, a first end of the sixth pipeline 36 being in communication with a second end of the first pipeline 31; the first end of each second pipeline 32 is communicated with the sixth pipeline 36, so that the second pipeline 32 is communicated with the first pipeline 31 through the sixth pipeline 36.
In a specific implementation, the sixth pipeline 36 connects the first pipeline 31 and the plurality of second pipelines 32, so that the cleaning solution flows from the first pipeline 31 to the plurality of second pipelines 32, thereby cleaning the heat exchanger 10; and the provision of the sixth pipe 36 increases the arrangement area of the plurality of second pipes 32 so that the plurality of second pipes 32 can be arranged at intervals.
Specifically, a first end of one second pipeline 32 of the plurality of second pipelines 32 is communicated with a second end of the sixth pipeline 36, and the rest second pipelines 32 of the plurality of second pipelines 32 are arranged between the first end and the second end of the sixth pipeline 36 at intervals.
Specifically, the sixth pipe 36 has a diameter of 50mm.
In this embodiment, the heat exchanger cleaning system further includes: a fifth control valve 45 is disposed on the sixth line 36, the fifth control valve 45 being located between the plurality of second lines 32 and the first end of the sixth line 36. Note that the opening degree of the fifth control valve 45 is adjustably set.
In specific implementation, the fifth control valve 45 is used for controlling the total flow and total pressure of the cleaning liquid entering the plurality of second pipelines 32, and the accuracy of pressure regulation in the plurality of second pipelines 32 can be further improved by adjusting the opening degree of the fifth control valve 45 and matching with the adjustment of the first control valve 41 on the third pipeline 33, so that the effective control on the pressure is realized.
In this embodiment, the heat exchanger cleaning system further includes: a cleaning pump 50, the cleaning pump 50 being disposed on the first pipe 31; and a fourth control valve 44 disposed on the first pipeline 31 and on a side of the cleaning pump 50 close to the liquid storage part 20.
In specific implementation, the cleaning pump 50 is used for providing pressure for the heat exchanger cleaning system, and pumping the cleaning liquid in the liquid storage part 20 into the first pipeline 31; the fourth control valve 44 is used to control the flow and pressure of the cleaning liquid in the first line 31 and thus the total flow and pressure of the heat exchanger cleaning system.
In this embodiment, the heat exchanger cleaning system further includes: a fourth pipeline 34, a first end of the fourth pipeline 34 is communicated with the liquid storage part 20; a plurality of fifth pipelines 35, the plurality of fifth pipelines 35 and the plurality of heat exchangers 10 are arranged in a one-to-one correspondence manner, and a first end of each fifth pipeline 35 is communicated with an outlet of the corresponding heat exchanger 10; a second end of each fifth pipeline 35 is communicated with the fourth pipeline 34; a plurality of third control valves 43, the plurality of third control valves 43 being provided in one-to-one correspondence with the plurality of fifth pipes 35, each third control valve 43 being provided on a corresponding fifth pipe 35.
In specific implementation, the cleaning liquid after cleaning each heat exchanger 10 is discharged to the corresponding fifth pipeline 35 from the outlet, collected to the fourth pipeline 34 by the plurality of fifth pipelines 35, and finally discharged to the liquid storage part 20; the plurality of third control valves 43 may control the flow rate of the cleaning liquid in the plurality of fifth pipes 35, or may control the on/off of the plurality of fifth pipes 35 and the fourth pipe 34.
Specifically, the concentration of the cleaning liquid discharged from the fourth pipe 34 to the reservoir part 20 is lower than that of the cleaning liquid in the first pipe 31, so that by adjusting the opening degree of the first control valve 41, a part of the cleaning liquid having a high concentration is caused to flow back into the reservoir part 20, the amount of the cleaning liquid used for cleaning the heat exchanger 10 is reduced, and the amount of the cleaning liquid having a low concentration in the fourth pipe 34 is caused to be reduced, thereby achieving a uniform concentration of the cleaning liquid in the reservoir part 20.
In particular, the fourth conduit 34 has a diameter of 50mm.
Specifically, the second end of one fifth pipeline 35 of the fifth pipelines 35 is communicated with the second end of the fourth pipeline 34, and the rest fifth pipelines 35 of the fifth pipelines 35 are arranged between the first end and the second end of the fourth pipeline 34 at intervals.
In this embodiment, the cleaning solution is an acidic chemical cleaning solution; the heat exchanger cleaning system further comprises: a neutralization tank 60 for containing an alkaline liquid; a seventh pipeline 37, a first end of the seventh pipeline 37 is communicated with the liquid storage part 20, and a second end of the seventh pipeline 37 is communicated with the neutralization tank 60; and a sixth control valve 46 provided on the seventh pipe 37.
In specific implementation, when the cleaning solution does not meet the cleaning requirement, the sixth control valve 46 may be opened to discharge the solution from the solution storage part 20 to the neutralization tank 60 through the seventh pipeline 37, so as to perform neutralization with the alkaline solution in the neutralization tank 60, and after the solution in the neutralization tank 60 meets the discharge standard, the solution is discharged from the discharge port of the neutralization tank 60.
Specifically, the cleaning solution is a weak acidic chemical cleaning solution such as oxalic acid or diluted hydrochloric acid.
In other embodiments, the first end of the fourth pipe 34 is connected to the neutralization tank 60, and the cleaning solution for cleaning the heat exchanger 10 can be directly discharged from the fourth pipe 34 to the neutralization tank 60, so that the waste liquid can be directly disposed of, and the liquid storage part 20 can not receive the cleaning solution after cleaning the heat exchanger 10, so that the cleaning solution in the liquid storage part 20 does not contain impurities.
The utility model also provides a demineralized water device, including heat exchanger 10, heat transfer feed liquor pipe and heat transfer drain pipe, the import of heat transfer feed liquor pipe and heat exchanger 10 is linked together, and the heat transfer drain pipe is linked together with the export of heat exchanger 10, and demineralized water device still includes foretell heat exchanger cleaning system, is provided with the seventh control valve on the heat transfer feed liquor pipe, is provided with the eighth control valve on the heat transfer drain pipe.
In specific implementation, when the heat exchanger 10 is in a state that cleaning is not needed, the first control valve 41 and the plurality of third control valves 43 can be closed, and the seventh control valve and the eighth control valve are opened, so that normal operation of the plurality of heat exchangers 10 is realized, and circulating water normally passes through the inlet and the outlet of the heat exchanger 10; by monitoring the operation data of the heat exchanger 10, when the decrease of the operation effect of the heat exchanger 10 is monitored, the seventh control valve and the eighth control valve are closed, the first control valve 41 and the plurality of third control valves 43 are opened, and the cleaning liquid prepared in advance is used for circularly cleaning the heat exchanger 10 through the cleaning pump 50.
Specifically, the opening degrees of the first control valve 41, the second control valve 42, the third control valve 43, the fourth control valve 44, the fifth control valve 45, the sixth control valve 46, the seventh control valve, and the eighth control valve are all adjustably set.
The utility model has the advantages of it is following:
the heat exchanger 10 does not need to be disassembled and inspected, and off-line chemical cleaning can be carried out at any time; the heat exchanger cleaning system can protect the heat exchanger 10 better than manual brushing, the plate is not damaged due to the disassembly and assembly of the plate of the heat exchanger 10, and the cleaning effect on the heat exchanger 10 is better.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the heat exchanger cleaning system of the utility model is used for cleaning the heat exchanger 10, and the heat exchanger 10 is provided with an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part 20 for containing cleaning liquid, and an inlet and an outlet of the heat exchanger 10 are communicated with the liquid storage part 20; the heat exchanger cleaning system further comprises a first pipeline 31, a second pipeline 32, a third pipeline 33 and a first control valve 41, wherein a first end of the first pipeline 31 is communicated with the liquid storage part 20, and cleaning liquid in the liquid storage part 20 can be discharged into the first pipeline 31; a first end of the second pipeline 32 is communicated with the first pipeline 31, a second end of the second pipeline 32 is communicated with an inlet, and the cleaning solution enters the second pipeline 32 from the first pipeline 31 and then enters the inlet of the heat exchanger 10 from the second pipeline 32 to clean the heat exchanger 10; the first end of the third pipeline 33 is communicated with the first pipeline 31, the second end of the third pipeline 33 is communicated with the liquid storage part 20, and as the second pipeline 32 and the third pipeline 33 are both communicated with the first pipeline 31, part of the cleaning liquid in the first pipeline 31 flows into the third pipeline 33, the cleaning liquid in the second pipeline 32 is reduced, and the pressure in the second pipeline 32 is reduced; the third pipeline 33 is provided with the first control valve 41, and the opening degree of the first control valve 41 is adjustably set, so that the first control valve 41 can adjust the pressure in the third pipeline 33, and the pressure in the second pipeline 32 can be adjusted due to the constant total pressure in the first pipeline 31, thereby solving the problem that the heat exchanger cleaning system in the prior art cannot effectively adjust the pipeline pressure of the liquid inlet pipe.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; above" may include both orientations "at 8230; \8230; above" and "at 8230; \8230; below". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A heat exchanger cleaning system for cleaning a heat exchanger (10), the heat exchanger (10) having an inlet and an outlet; the heat exchanger cleaning system comprises a liquid storage part (20) for containing cleaning liquid, and the inlet and the outlet are communicated with the liquid storage part (20); characterized in that, the heat exchanger cleaning system still includes:
a first pipeline (31), wherein a first end of the first pipeline (31) is communicated with the liquid storage part (20);
a second duct (32), a first end of said second duct (32) being in communication with said first duct (31), a second end of said second duct (32) being in communication with said inlet;
a third pipeline (33), wherein a first end of the third pipeline (33) is communicated with the first pipeline (31), and a second end of the third pipeline (33) is communicated with the liquid storage part (20);
a first control valve (41), the first control valve (41) being provided on the third line (33), an opening degree of the first control valve (41) being adjustably set.
2. The heat exchanger cleaning system as recited in claim 1, further comprising:
a second control valve (42) disposed on the second conduit (32).
3. The heat exchanger washing system as claimed in claim 1, characterized in that it is used for washing a plurality of said heat exchangers (10); the heat exchanger cleaning system comprises a plurality of second pipelines (32), and the first end of each second pipeline (32) is communicated with the first pipeline (31); the second pipelines (32) and the heat exchangers (10) are arranged in a one-to-one correspondence mode, and the second end of each second pipeline (32) is communicated with the inlet of the corresponding heat exchanger (10).
4. The heat exchanger cleaning system as recited in claim 3, further comprising:
a plurality of second control valves (42), the plurality of second control valves (42) being disposed in one-to-one correspondence with the plurality of second pipelines (32), each of the second control valves (42) being disposed on a corresponding second pipeline (32).
5. The heat exchanger washing system as claimed in claim 3, characterized in that a first end of the third line (33) communicates with a second end of the first line (31); the heat exchanger cleaning system further comprises:
a sixth pipeline (36), a first end of the sixth pipeline (36) being in communication with a second end of the first pipeline (31);
the first end of each second pipeline (32) is communicated with the sixth pipeline (36), so that the second pipeline (32) is communicated with the first pipeline (31) through the sixth pipeline (36).
6. The heat exchanger cleaning system as recited in claim 5, further comprising:
a fifth control valve (45) disposed on the sixth line (36), the fifth control valve (45) being located between the plurality of second lines (32) and the first end of the sixth line (36).
7. The heat exchanger cleaning system as recited in any one of claims 1 to 6, further comprising:
a purge pump (50), said purge pump (50) being arranged on said first line (31);
and the fourth control valve (44) is arranged on the first pipeline (31) and is positioned on one side, close to the liquid storage part (20), of the cleaning pump (50).
8. The heat exchanger cleaning system as recited in any one of claims 3 to 6, further comprising:
a fourth pipeline (34), wherein a first end of the fourth pipeline (34) is communicated with the liquid storage part (20);
a plurality of fifth pipelines (35), wherein the plurality of fifth pipelines (35) are arranged in one-to-one correspondence with the plurality of heat exchangers (10), and a first end of each fifth pipeline (35) is communicated with the outlet of the corresponding heat exchanger (10); a second end of each of the fifth pipelines (35) is communicated with the fourth pipeline (34);
a plurality of third control valves (43), the plurality of third control valves (43) being provided in one-to-one correspondence with the plurality of fifth pipelines (35), each of the third control valves (43) being provided on a corresponding fifth pipeline (35).
9. The heat exchanger cleaning system according to any one of claims 1 to 6, wherein the cleaning fluid is an acidic chemical cleaning fluid; the heat exchanger cleaning system further comprises:
a neutralization tank (60) for containing an alkaline liquid;
a seventh pipeline (37), wherein a first end of the seventh pipeline (37) is communicated with the liquid storage part (20), and a second end of the seventh pipeline (37) is communicated with the neutralization tank (60);
a sixth control valve (46) provided on the seventh line (37).
10. A demineralization apparatus comprising a heat exchanger (10), a heat exchange liquid inlet pipe and a heat exchange liquid outlet pipe, wherein the heat exchange liquid inlet pipe is communicated with an inlet of the heat exchanger (10), and the heat exchange liquid outlet pipe is communicated with an outlet of the heat exchanger (10), characterized in that the demineralization apparatus further comprises the heat exchanger cleaning system according to any one of claims 1 to 9, wherein a seventh control valve is disposed on the heat exchange liquid inlet pipe, and wherein an eighth control valve is disposed on the heat exchange liquid outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222326782.0U CN217963957U (en) | 2022-08-31 | 2022-08-31 | Heat exchanger cleaning system and have its demineralized water device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222326782.0U CN217963957U (en) | 2022-08-31 | 2022-08-31 | Heat exchanger cleaning system and have its demineralized water device |
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| Publication Number | Publication Date |
|---|---|
| CN217963957U true CN217963957U (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222326782.0U Active CN217963957U (en) | 2022-08-31 | 2022-08-31 | Heat exchanger cleaning system and have its demineralized water device |
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| Country | Link |
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| CN (1) | CN217963957U (en) |
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2022
- 2022-08-31 CN CN202222326782.0U patent/CN217963957U/en active Active
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