CN216049423U - Heat exchanger scavenging pump device - Google Patents
Heat exchanger scavenging pump device Download PDFInfo
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- CN216049423U CN216049423U CN202122316905.8U CN202122316905U CN216049423U CN 216049423 U CN216049423 U CN 216049423U CN 202122316905 U CN202122316905 U CN 202122316905U CN 216049423 U CN216049423 U CN 216049423U
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- heat exchanger
- pump
- monitor
- pipeline
- flow rate
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Abstract
The utility model discloses a heat exchanger cleaning pump device for cleaning scale in a heat exchanger, which mainly comprises a pump, an online pH meter, a pressure monitor, a temperature monitor and the like. Through the external self-circulation system, a cleaning agent containing weak acid is added to flush the heat exchanger, so that a refrigerant pipeline and a heat medium pipeline of the heat exchanger can be cleaned simultaneously, and the purposes of cleaning the heat exchanger and removing scale in the heat exchanger are achieved.
Description
Technical Field
The utility model relates to the field of mechanical devices, in particular to a heat exchanger cleaning pump device.
Background
In wet granulation production line of medicine production and washing pump station equipment of coating machine etc. all be equipped with online steam heating function, adopt steam heat exchanger to heat washing water promptly, because washing water adopts the drinking water, use steam to heat drinking water for a long time, easily form the incrustation scale in the heat exchanger, if the incrustation scale drops and can bring into the equipment along with rivers, cause the pollution.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem of cleaning scale in the heat exchanger, the utility model provides a heat exchanger cleaning pump device which is characterized by comprising a heat exchanger, a first pump, a second pump, an online pH meter, a first pressure monitor, a second pressure monitor, a first temperature monitor, a second temperature monitor, a first flow rate monitor, a second flow rate monitor and an automatic feeding device, wherein a heat medium outlet of the heat exchanger is connected with an inlet of the first pump through a first pipeline, the first pipeline is sequentially provided with the first pressure monitor, the first temperature monitor, the first flow rate monitor and the automatic feeding device, the online pH meter is arranged on the automatic feeding device, an outlet of the first pump is connected with a refrigerant inlet of the heat exchanger through a second pipeline, a refrigerant outlet of the heat exchanger is connected with the heat medium inlet through a third pipeline, and the third pipeline is sequentially provided with the second pump, the first temperature monitor, the second temperature monitor, the first flow rate monitor and the automatic feeding device, the online pH meter is arranged on the automatic feeding device, the second pipeline, the second pump and the second pump are arranged on the third pipeline, the second pump, the first pump, the second pump, the first pump, the second pump, the first pump, the second pump, the first temperature monitor, the second temperature monitor, the first temperature monitor, the automatic flow rate monitor and the, The descaling cleaning liquid can enter the heat exchanger from the refrigerant inlet and flow out of the heat exchanger from the refrigerant outlet, then flows through the third pipeline, flows into the heat exchanger from the heat medium inlet and flows out of the heat exchanger from the heat medium outlet. Further, the heat exchanger is a steam type heat exchanger.
Furthermore, the automatic feeding device is connected with the on-line pH meter through a data connecting line and is provided with a pH alarm device.
Further, the automatic feeding device is connected with the online pH meter through a data connection line, and when the change of the reading of the online pH meter is monitored, the automatic feeding device can supplement the scale remover to the system.
Has the advantages that: the device can realize efficient cleaning of the heat exchanger, effectively prolong the service life of equipment and keep a good use state.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a structural view of a heat exchanger cleaning pump apparatus
Wherein 1 is a heat exchanger, 201 is a first pump, 202 is a second pump, 3 is an online pH meter, 401 is a first pressure monitor, 402 is a second pressure monitor, 501 is a first temperature monitor, 502 is a second temperature monitor, 601 is a first flow rate monitor, 602 is a second flow rate monitor, 7 is an automatic feeding device, 101 is a heat medium inlet, 102 is a heat medium outlet, 103 is a refrigerant inlet, and 104 is a refrigerant outlet.
FIG. 2 shows the pipe connection of the heat exchanger
Wherein 101 is a heat medium inlet, 102 is a heat medium outlet, 103 is a cooling medium inlet, and 104 is a cooling medium outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the structural schematic diagram of the present invention, and the following embodiments are merely used to more clearly illustrate the technical solutions of the present invention, and therefore are only used as examples, and the protection scope of the present invention is not limited thereby.
The utility model provides a heat exchanger cleaning pump device, which consists of a heat exchanger 1, a first pump 201, a second pump 202, an online pH meter 3, a first pressure monitor 401, a second pressure monitor 402, a first temperature monitor 501, a second temperature monitor 502, a first flow rate monitor 601, a second flow rate monitor 602 and an automatic feeding device 7, wherein a heat medium outlet 104 of the heat exchanger 1 is connected with an inlet of the first pump 201 through a first pipeline, the first pipeline is sequentially provided with the first pressure monitor 401, the first temperature monitor 501, the first flow rate monitor 601 and the automatic feeding device 7, the online pH meter 3 is arranged on the automatic feeding device 7, an outlet of the first pump 201 is connected with a refrigerant inlet 101 of the heat exchanger 1 through a second pipeline, a refrigerant outlet 102 of the heat exchanger 1 is connected with the heat medium inlet 103 through a third pipeline, the third pipeline is sequentially provided with a second pump 202, a second pressure monitor 402, a second temperature monitor 502 and a second flow rate monitor 602, and the descaling cleaning fluid can enter the heat exchanger 1 through the refrigerant inlet 101, flow out of the heat exchanger 1 through the refrigerant outlet 102, flow into the heat exchanger 1 through the heat medium inlet 103 through the third pipeline, and flow out of the heat exchanger 1 through the heat medium outlet 104. As shown in fig. 1 and 2. The pressure monitor is used for monitoring the water pressure in the device and preventing the pressure in the pipeline from being abnormal, the temperature monitor is used for monitoring the temperature of liquid in the device so as to ensure that the descaling process is carried out at a proper temperature, and the flow rate monitor is used for controlling the circulation speed of the liquid in the circulating pipeline so as to ensure the descaling effect.
First, the pipe connection of the pipes of the heat exchanger 1 is adjusted to be switched to the self-circulation line, then purified water is injected thereto through the valve, the first pump 201 and the second pump 202 are turned on, and adjusted to appropriate flow rates and temperatures by the first flow rate monitor 601, the second flow rate monitor 602, and the first temperature monitor 501, the second temperature monitor 502. After the system is stable, a proper amount of descaling agent containing weak acids such as citric acid is added into the system through the automatic feeding device 7, the valve is closed to continue self-circulation, and the system is heated to improve the descaling rate. The self-circulation washing liquid is added and mixed from the automatic feeding device 7, enters the heat exchanger 1 from the refrigerant inlet 101, flows through an internal refrigerant passage, flows out from the refrigerant outlet 102, sequentially passes through the second pump 202, the second pressure monitor 402, the second temperature monitor 502 and the second flow rate monitor 602 on a third pipeline, flows into the heat medium passage of the heat exchanger 1 from the heat medium inlet 103, then flows out from the heat medium outlet 104, sequentially passes through the first pressure monitor 401, the first temperature monitor 501, the first flow rate monitor 601, the automatic feeding device 7 and the first pump 201 on the first pipeline, and returns to the refrigerant inlet 101 of the heat exchanger 1 to complete circulation. The cleaning progress can be known through the reading of the on-line pH meter 3, and when the pH value is higher, the on-line pH meter can control the automatic feeding device 7 to supplement a proper amount of the descaling agent through linkage. After the cleaning is finished, the valve is opened to discharge the cleaning solution, and the pipeline is flushed again by using purified water, so that the cleaning procedure is finished.
Claims (3)
1. A heat exchanger cleaning pump device is characterized by consisting of a heat exchanger (1), a first pump (201), a second pump (202), an online pH meter (3), a first pressure monitor (401), a second pressure monitor (402), a first temperature monitor (501), a second temperature monitor (502), a first flow rate monitor (601), a second flow rate monitor (602) and an automatic feeding device (7), wherein a heat medium outlet (104) of the heat exchanger (1) is connected with an inlet of the first pump (201) through a first pipeline, the first pipeline is sequentially provided with the first pressure monitor (401), the first temperature monitor (501), the first flow rate monitor (601) and the automatic feeding device (7), the online pH meter (3) is arranged on the automatic feeding device (7), an outlet of the first pump (201) is connected with a refrigerant inlet (101) of the heat exchanger (1) through a second pipeline, the refrigerant outlet (102) of the heat exchanger (1) is connected with the heat medium inlet (103) through a third pipeline, the third pipeline is sequentially provided with a second pump (202), a second pressure monitor (402), a second temperature monitor (502) and a second flow rate monitor (602), the descaling cleaning liquid enters the heat exchanger (1) through the refrigerant inlet (101), flows out of the heat exchanger (1) through the refrigerant outlet (102), flows into the heat exchanger (1) through the heat medium inlet (103) through the third pipeline, and flows out of the heat exchanger (1) through the heat medium outlet (104).
2. The device according to claim 1, characterized in that the heat exchanger (1) is a steam heat exchanger.
3. The device according to claim 1, characterized in that the automatic feeding device (7) is connected with the on-line pH meter (3) through a data connection line and is provided with a pH alarm device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122316905.8U CN216049423U (en) | 2021-09-27 | 2021-09-27 | Heat exchanger scavenging pump device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122316905.8U CN216049423U (en) | 2021-09-27 | 2021-09-27 | Heat exchanger scavenging pump device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216049423U true CN216049423U (en) | 2022-03-15 |
Family
ID=80600183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122316905.8U Active CN216049423U (en) | 2021-09-27 | 2021-09-27 | Heat exchanger scavenging pump device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216049423U (en) |
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2021
- 2021-09-27 CN CN202122316905.8U patent/CN216049423U/en active Active
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