CN212408802U - Heat exchange system of plate heat exchanger - Google Patents
Heat exchange system of plate heat exchanger Download PDFInfo
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- CN212408802U CN212408802U CN202020611915.7U CN202020611915U CN212408802U CN 212408802 U CN212408802 U CN 212408802U CN 202020611915 U CN202020611915 U CN 202020611915U CN 212408802 U CN212408802 U CN 212408802U
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Abstract
The utility model relates to a plate heat exchanger, in particular to a heat exchange system of a plate heat exchanger, which comprises a plate heat exchanger, a hot water storage tank and a heating water tank, wherein a first water pump is arranged in the hot water storage tank, and the first water pump is communicated with a sixth pipeline; the hot water storage tank is provided with a temperature measuring device, water in the hot water storage tank enters the plate heat exchanger through a first water pump and a sixth pipeline, and after being heated, the water returns to the hot water storage tank through a third pipeline, a first three-way valve and a fourth pipeline in sequence to complete circulation; set up water pump two in the heating water tank, water pump two intercommunication pipeline eight, water in the heating water tank makes it loop through pipeline eight, three-way valve two, pipeline nine, radiator, pipeline eleven through water pump two, gets back to the hot water bin, when temperature measuring device surveyed the temperature and reached the specified value, opened the check valve, and the water in the hot water bin gets into heating water tank. More environmental protection, resource utilization is higher.
Description
Technical Field
The utility model relates to a plate heat exchanger, concretely relates to plate heat exchanger's heat transfer system.
Background
In the production process, the sewage discharged by the boiler fixed-discharge and the boiler continuous-discharge has very high temperature, if the sewage is directly discharged, the resource waste is caused, and how to recycle the sewage is a problem worthy of continuous attention and improvement.
Disclosure of Invention
In order to solve the problem, the utility model provides a plate heat exchanger's heat transfer system.
In order to achieve the purpose, the utility model adopts the following technical proposal:
a heat exchange system of a plate heat exchanger is provided with a first water inlet, a second water inlet, a first water outlet and a second water outlet; the heat exchange system comprises a boiler, a first water inlet of the plate heat exchanger is communicated with the boiler through a first pipeline, and a first water outlet of the plate heat exchanger is connected with a second pipeline; the heating water tank is provided with a water inlet I, a water inlet II, a water outlet I and a water outlet II; the heating water tank is provided with a water inlet III and a water outlet III; a second water outlet of the plate heat exchanger is respectively connected with a pipeline four and a pipeline five through a pipeline three and a three-way valve one, the pipeline four is connected with a first water inlet of a hot water storage tank, a first water outlet of the hot water storage tank is communicated with a second water inlet of the plate heat exchanger through a pipeline six, a first water pump is arranged in the hot water storage tank, and the water pump is communicated with the pipeline six; the hot water storage tank is provided with a temperature measuring device, water in the hot water storage tank enters the plate heat exchanger through a first water pump and a sixth pipeline, and after being heated, the water returns to the hot water storage tank through a third pipeline, a first three-way valve and a fourth pipeline in sequence to complete circulation;
the water outlet two-way valve of the hot water storage tank is connected with the water inlet three of the heating water tank through a pipeline seven, the pipeline seven is provided with a one-way valve, the water outlet three-way valve of the heating water tank is connected with a three-way valve two through a pipeline eight and is respectively communicated with a pipeline nine and a pipeline ten, the pipeline nine is communicated with a radiator, and the radiator is connected with the water inlet two of the hot water storage tank through a pipeline eleven; set up water pump two in the heating water tank, water pump two intercommunication pipeline eight, water in the heating water tank makes it loop through pipeline eight, three-way valve two, pipeline nine, radiator, pipeline eleven through water pump two, gets back to the hot water bin, when temperature measuring device surveyed the temperature and reached the specified value, opened the check valve, and the water in the hot water bin gets into heating water tank.
Further, the first pipeline is provided with a pipeline booster pump.
Further, a liquid level meter is arranged in the heating water tank.
Furthermore, the three-way valve I, the three-way valve II and the one-way valve are all electronic pipeline valves, the liquid level meter is an electronic liquid level meter, the heat exchange system further comprises a controller, and the controller controls the three-way valve I, the three-way valve II, the one-way valve, the water pump I, the water pump II, the pipeline booster pump and the temperature measuring device, so that the one-way valve is controlled to be opened after the system detects that the water temperature in the hot water storage tank reaches a specified value according to the temperature measuring device, and the heating water tank is supplemented with the hot water up; or when the electronic liquid level meter detects that the water level in the heating water tank is lower than a specified value, the one-way valve is controlled to be opened to supply hot water to the heating water tank.
Further, a throttle valve is arranged at a position, close to the boiler, of the first pipeline.
Furthermore, the fifth pipeline is connected with a first-level hot water device, and the tenth pipeline is connected with a second-level hot water device.
Description of the drawings: the throttle valve is opened to carry out fixed-row and continuous-row on the boiler according to requirements, and the boiler is pressurized by the pipeline booster pump to obtain larger water pressure, so that dust accumulation is not easy to occur in the plate heat exchanger, the cleaning times of the plate heat exchanger are reduced, and the fixed-row or continuous-row water of the boiler is treated according to a common method after heat exchange; the water in the hot water storage tank directly enters a first-stage hot water device with lower temperature requirement from a pipeline five under the control of a first three-way valve through the heat exchange of the plate heat exchanger and returns to the hot water storage tank again for repeated circulation; when the water temperature in the hot water storage tank meets the requirement through measurement of the temperature measuring device, the check valve is opened, the water enters the heating water tank, enters the pipeline eight through the water pump two, directly enters the second-level hot water using device through the pipeline under the control of the three-way valve two, or enters heating equipment such as heating radiators and the like through the pipeline nine, and then returns to the hot water storage tank again through the pipeline eleven for heating. The initial water in the hot water storage tank may be filled from line five.
Has the advantages that: the utility model utilizes the boiler fixed-row and boiler continuous-row sewage with very high temperature, and reuses the heat of the sewage through the plate heat exchanger, thereby being more environment-friendly and having higher resource utilization rate; can also produce domestic water or perform heating; the hot water temperature of the first-stage hot water device is different from that of the second-stage hot water device, so that production activities or domestic water with different water temperature requirements can be met.
Drawings
FIG. 1 is a schematic diagram of a heat exchange system for a plate heat exchanger;
in the figure, a boiler 1, a throttle valve 2, a pipeline booster pump 3, a plate heat exchanger 4, a three-way valve I5, a hot water storage tank 6, a water pump I7, a one-way valve 8, a heating water tank 9, a water pump II 10, a three-way valve II 11, a radiator 12, a pipeline I13, a pipeline II 14, a pipeline III 15, a pipeline V16, a pipeline IV 17, a pipeline VI 18, a pipeline VII 19, a pipeline VIII 20, a pipeline VII 21, a pipeline IX 22 and a pipeline VII 23.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 shows a heat exchange system of a plate heat exchanger 4, the plate heat exchanger 4 being provided with a first water inlet, a second water inlet, a first water outlet and a second water outlet; the heat exchange system comprises a boiler 1, a first water inlet of a plate type heat exchanger 4 is communicated with the first water outlet of the plate type heat exchanger 4 through a first pipeline 13, and a second water outlet of the plate type heat exchanger 4 is connected with a second pipeline 14; the heating water tank also comprises a hot water storage tank 6 and a heating water tank 9, wherein the hot water storage tank 6 is provided with a first water inlet, a second water inlet, a first water outlet and a second water outlet; the heating water tank 9 is provided with a third water inlet and a third water outlet; a second water outlet of the plate heat exchanger 4 is respectively connected with a pipeline four 17 and a pipeline five 16 through a pipeline three 15 and a three-way valve one 5, the pipeline four 17 is connected with a first water inlet of a hot water storage tank 6, a first water outlet of the hot water storage tank 6 is communicated with a second water inlet of the plate heat exchanger 4 through a pipeline six 18, a first water pump 7 is arranged in the hot water storage tank 6, and the first water pump 7 is communicated with the pipeline six 18; the hot water storage tank 6 is provided with a temperature measuring device, the technology for measuring and displaying the water temperature in the water tank is very well-established, and details are not needed, water in the hot water storage tank 6 enters the plate heat exchanger 4 through the first water pump 7 through the sixth pipeline 18, is heated and then returns to the hot water storage tank 6 through the third pipeline 15, the first three-way valve 5 and the fourth pipeline 17 to complete circulation;
a water outlet two-way valve of the hot water storage tank 6 is connected with a water inlet three of a heating water tank 9 through a pipeline seven 19, the pipeline seven 19 is provided with a one-way valve 8, a water outlet three-way valve of the heating water tank 9 is connected with a three-way valve two 11 through a pipeline eight 20 and is respectively communicated with a pipeline nine 22 and a pipeline ten 21, the pipeline nine 22 is communicated with a radiator 12, and the radiator 12 is connected with a water inlet two of the hot water storage tank 6 through a pipeline eleven 23; the heating water tank 9 is internally provided with a second water pump 10, the second water pump 10 is communicated with an eighth pipeline 20, water in the heating water tank 9 is made to sequentially pass through an eighth pipeline 20, a second three-way valve 11, a ninth pipeline 22, a radiator 12 and an eleventh pipeline 23 through the second water pump 10 and then returns to the hot water storage tank 6, when the temperature measured by the temperature measuring device reaches a specified value, the one-way valve 8 is opened, and the water in the hot water storage tank 6 enters the heating water tank 9.
The first pipeline 13 is provided with a pipeline booster pump 3 for properly enhancing water pressure and reducing the times of cleaning the plate heat exchanger 4; a liquid level meter is arranged in the heating water tank 9, and when the liquid level in the water tank reaches a specified value, an alarm is given, and the technology is well-known and is not described herein.
The three-way valve I5, the three-way valve II 11 and the one-way valve 8 are all electronic pipeline valves, the liquid level meter is an electronic liquid level meter, the heat exchange system further comprises a controller, and the controller controls the three-way valve I5, the three-way valve II 11, the one-way valve 8, the water pump I7, the water pump II 10, the pipeline booster pump 3 and the temperature measuring device, so that the one-way valve 8 is controlled to be opened after the system detects that the temperature of water in the hot water storage tank 6 reaches a specified value according to the temperature measuring device, and the heating water tank 9 is supplemented with hot; or, when the electronic liquid level meter detects that the water level in the heating water tank 9 is lower than a specified value, the check valve 8 is controlled to be opened to supply hot water to the heating water tank 9. Thus, the system can be operated automatically.
A throttle valve 2 is arranged at a position, close to the boiler 1, of the first pipeline 13; the five 16 pipeline is connected with a first-stage hot water device, such as washing hands, bathing and the like, and the ten 21 pipeline is connected with a second-stage hot water device, so that the requirement on high-temperature production and living water can be met.
Description of the drawings: the throttle valve 2 is opened to carry out fixed discharge and continuous discharge on the boiler 1 as required, and the boiler 1 is pressurized by the pipeline booster pump 3 to obtain larger water pressure, so that dust accumulation is not easy to occur in the plate heat exchanger 4, the cleaning times of the plate heat exchanger 4 are reduced, and the fixed discharge or continuous discharge water of the boiler 1 is discharged from the pipeline II 14 after heat exchange and is treated according to a common method; the water in the hot water storage tank 6 directly enters a first-stage hot water device with lower temperature requirement from a pipeline five 16 under the control of a three-way valve I5 through the heat exchange of the plate heat exchanger 4 and returns to the hot water storage tank 6 again for repeated circulation; when the temperature of water in the hot water storage tank 6 is measured by the temperature measuring device to meet the requirement, the check valve 8 is opened, the water enters the heating water tank 9, enters the pipeline eight 20 through the water pump two 10, directly enters the second-stage hot water using device through the pipeline ten 21 under the control of the three-way valve two 11, or enters heating equipment such as a heating radiator 12 through the pipeline nine 22, and then returns to the hot water storage tank 6 again through the pipeline eleven 23 for heating. The initial water in the hot water storage tank 6 may be filled from line five 16.
To sum up, the utility model discloses obvious beneficial effect does: the utility model utilizes the boiler 1 fixed row and the boiler 1 continuous row sewage with very high temperature, and reuses the heat of the sewage through the plate heat exchanger 4, thereby being more environment-friendly and having higher resource utilization rate; can also produce domestic water or perform heating; the hot water temperature of the first-stage hot water device is different from that of the second-stage hot water device, so that production activities or domestic water with different water temperature requirements can be met.
Claims (5)
1. A heat exchange system of a plate heat exchanger is provided with a first water inlet, a second water inlet, a first water outlet and a second water outlet; the heat exchange system is characterized in that the heat exchange system comprises a first boiler communicated with a water inlet of a plate heat exchanger through a first pipeline, and a second boiler communicated with a water outlet of the plate heat exchanger through a second pipeline; the heating water tank is provided with a water inlet I, a water inlet II, a water outlet I and a water outlet II; the heating water tank is provided with a water inlet III and a water outlet III; a second water outlet of the plate heat exchanger is respectively connected with a pipeline four and a pipeline five through a pipeline three and a three-way valve one, the pipeline four is connected with a first water inlet of a hot water storage tank, a first water outlet of the hot water storage tank is communicated with a second water inlet of the plate heat exchanger through a pipeline six, a first water pump is arranged in the hot water storage tank, and the water pump is communicated with the pipeline six; the hot water storage tank is provided with a temperature measuring device, water in the hot water storage tank enters the plate heat exchanger through a first water pump and a sixth pipeline, and after being heated, the water returns to the hot water storage tank through a third pipeline, a first three-way valve and a fourth pipeline in sequence to complete circulation; the water outlet two-way valve of the hot water storage tank is connected with the water inlet three of the heating water tank through a pipeline seven, the pipeline seven is provided with a one-way valve, the water outlet three-way valve of the heating water tank is connected with a three-way valve two through a pipeline eight and is respectively communicated with a pipeline nine and a pipeline ten, the pipeline nine is communicated with a radiator, and the radiator is connected with the water inlet two of the hot water storage tank through a pipeline eleven; set up water pump two in the heating water tank, water pump two intercommunication pipeline eight, water in the heating water tank makes it loop through pipeline eight, three-way valve two, pipeline nine, radiator, pipeline eleven through water pump two, gets back to the hot water bin, when temperature measuring device surveyed the temperature and reached the specified value, opened the check valve, and the water in the hot water bin gets into heating water tank.
2. The heat exchange system of claim 1, wherein the first pipe is provided with a pipe booster pump; and a liquid level meter is arranged in the heating water tank.
3. The heat exchange system of claim 2, wherein the first three-way valve, the second three-way valve and the one-way valve are all pipeline electronic valves, the liquid level meter is an electronic liquid level meter, and the heat exchange system further comprises a controller, the controller controls the first three-way valve, the second three-way valve, the one-way valve, the first water pump, the second water pump, the pipeline booster pump and the temperature measuring device, so that the system controls the one-way valve to be opened after the temperature of the water in the hot water storage tank reaches a specified value according to the temperature measuring device, and the one-way valve is controlled to be opened to supplement the standard; or when the electronic liquid level meter detects that the water level in the heating water tank is lower than a specified value, the one-way valve is controlled to be opened to supply hot water to the heating water tank.
4. The heat exchange system of claim 1 wherein a throttle valve is provided in the conduit as soon as it is adjacent to the boiler.
5. The heat exchange system of claim 1 wherein the fifth conduit is connected to a first stage hot water utility and the tenth conduit is connected to a second stage hot water utility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020611915.7U CN212408802U (en) | 2020-04-22 | 2020-04-22 | Heat exchange system of plate heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020611915.7U CN212408802U (en) | 2020-04-22 | 2020-04-22 | Heat exchange system of plate heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212408802U true CN212408802U (en) | 2021-01-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020611915.7U Active CN212408802U (en) | 2020-04-22 | 2020-04-22 | Heat exchange system of plate heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212408802U (en) |
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2020
- 2020-04-22 CN CN202020611915.7U patent/CN212408802U/en active Active
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