CN212130895U - Cooling circulation system of hot water circulating pump of smelting plant - Google Patents
Cooling circulation system of hot water circulating pump of smelting plant Download PDFInfo
- Publication number
- CN212130895U CN212130895U CN202020297002.2U CN202020297002U CN212130895U CN 212130895 U CN212130895 U CN 212130895U CN 202020297002 U CN202020297002 U CN 202020297002U CN 212130895 U CN212130895 U CN 212130895U
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- China
- Prior art keywords
- water
- hot water
- pipe
- cooling
- pump
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 211
- 238000001816 cooling Methods 0.000 title claims abstract description 57
- 238000003723 Smelting Methods 0.000 title claims abstract description 19
- 239000002184 metal Substances 0.000 claims description 15
- 241001417490 Sillaginidae Species 0.000 abstract 1
- 238000010612 desalination reaction Methods 0.000 description 13
- 239000000498 cooling water Substances 0.000 description 8
- 238000011033 desalting Methods 0.000 description 5
- 238000005034 decoration Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Abstract
The cooling circulation system of smelting plant hot water circulating pump relates to and smelts cooling technical field, the fragile problem of hot water circulating pump has been solved, the system includes the demineralized water jar, the demineralized water case, automatic oxygen-eliminating device, three way valve, force (forcing) pump one and force (forcing) pump two, the demineralized water case, automatic oxygen-eliminating device, the cooling tube of hot water circulating pump and the water inlet of demineralized water jar lead to pipe and connect in order, three way valve's flow path mouth one is connected to the delivery port of demineralized water jar, three all lead to pipe connection demineralized water case of flow path mouth two and flow path mouth three of three way valve, be equipped with force (forcing) pump one on the water pipe between flow path mouth two and the demineralized water case, be equipped with force (forcing) pump two on. The utility model discloses a problem that quality of water is poor to lead to the hot water circulating pump to be fragile is solved to the demineralized water under the prerequisite that does not increase the cooling cost.
Description
Technical Field
The utility model relates to a smelt cooling system technical field, concretely relates to melt mill hot water circulating pump's cooling circulation system.
Background
The cooling circulation system of the existing hot water circulating pump of the smelting plant provides cooling water for the two hot water circulating pumps through the cooling water of the circulating water station, and the cooling water passes through the hot water circulating pump I and the hot water circulating pump II and then is pressurized by the pressurizing pump and conveyed to the cooling water tank. However, the existing cooling water (cooling water of a circulating water station) of the waste heat boiler hot water circulating pump in the smelting plant has poor water quality, so that the cooling water pipeline is easy to scale, and the hot water circulating pump is easy to damage.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the hot water circulating pump is easy to damage due to poor water quality of the cooling circulating system of the existing hot water circulating pump, the utility model provides a cooling circulating system of a hot water circulating pump of a smelting plant.
The utility model discloses a solve the technical scheme that technical problem adopted as follows:
cooling circulation system of smelting plant hot water circulating pump, including the demineralized water tank, automatic oxygen-eliminating device, the three way valve, force (forcing) pump one and force (forcing) pump two, the demineralized water tank, automatic oxygen-eliminating device, the cooling tube of hot water circulating pump and the water inlet of demineralized water tank lead to pipe and connect in order, the delivery port of demineralized water tank connects the runner mouth one of three way valve, the runner mouth two of three way valve and runner mouth three all lead to pipe connect the demineralized water tank, be equipped with force (forcing) pump one on the water pipe between runner mouth two and the demineralized water tank, be equipped with force (forcing) pump two on the water pipe between runner mouth three and the demineralized water tank.
Further, the water pipe comprises a metal pipe body, a primer layer sprayed on the outer surface of the metal pipe body, and a finish paint layer sprayed on the surface of the primer layer.
Furthermore, the metal pipe body adopts metal pipes DN65 and/or DN 100.
Further, the hot water circulating pump includes hot water circulating pump one and hot water circulating pump two, and the cooling tube of automatic oxygen-eliminating device, hot water circulating pump one, the cooling tube of hot water circulating pump two and the water inlet of desalinized water jar lead to pipe to connect in order.
Furthermore, a water pipe for connecting the automatic deaerator and the cooling pipe of the first hot water circulating pump, a water pipe for connecting the cooling pipe of the first hot water circulating pump and the cooling pipe of the second hot water circulating pump, and a metal pipe for connecting the cooling pipe of the second hot water circulating pump and the water pipe at the water inlet of the desalted water tank are all DN 65.
The utility model has the advantages that:
1. the utility model discloses a desalination water tank, desalination water tank and automatic oxygen-eliminating device are the cooling of smelting plant exhaust-heat boiler hot water circulating pump, and the incrustation scale that the desalination water produced is less, improves circulating water quality of water through the desalination water, reduces hot water circulating pump fault rate, the effectual hot water circulating pump life that has prolonged.
2. The desalting water tank, the desalting water tank and the automatic deaerator are original equipment of an original smelting plant, the desalting water tank and the automatic deaerator do not need to be additionally installed, and the problem that a hot water circulating pump is easily damaged due to poor water quality is solved on the premise of not increasing the cooling cost.
3. When the cooling circulation system operates, only one booster pump is needed, and the first booster pump and the second booster pump are standby water return pumps, so that the continuous work of the cooling circulation system is ensured, and the stable operation capacity of the cooling circulation system is improved.
Drawings
FIG. 1 is a schematic view of the cooling circulation system of the hot water circulation pump of the melting plant of the present invention.
In the figure: 1. the system comprises a desalted water tank, 2, a three-way valve, 3, first pressure pumps, 4, second pressure pumps, 5, a desalted water tank, 6, an automatic deaerator, 7, first hot water circulating pumps, 8, second hot water circulating pumps, 9 and a water pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, the cooling circulation system of the hot water circulation pump of the smelting plant includes a desalted water station, a water inlet pipe 9, a water return pipe 9, a three-way valve 2, a first pressurizing pump 3 and a second pressurizing pump 4. The desalination water station provides the desalination water, and the desalination water station includes desalination water tank 1, desalination water tank 5, automatic oxygen-eliminating device 6, and desalination water tank 1, desalination water tank 5 and automatic oxygen-eliminating device 6 lead to pipe 9 connect in order. The three-way valve 2 comprises a first flow passage port, a second flow passage port and a third flow passage port. The water outlet of the desalted water tank 1 is connected with the first flow port of the three-way valve 2 through a water pipe 9, the second flow port and the third flow port of the three-way valve 2 are both connected with the desalted water tank 5 through water pipes 9, a first pressure pump 3 is arranged on the water pipe 9 between the second flow port and the desalted water tank 5, and a second pressure pump 4 is arranged on the water pipe 9 between the third flow port and the desalted water tank 5. The first booster pump 3 and the second booster pump 4 are used for pressurizing the liquid flowing out of the water outlet of the desalted water tank 1 to enter the desalted water tank 5. The desalting water tank 5 is connected with the automatic deaerator 6 through a water pipe 9. The automatic deaerator 6 is connected with a hot water circulating pump through a water pipe 9, and the hot water circulating pump is connected with a water inlet of the desalting water tank 1 through the water pipe 9. The hot water circulating pump includes hot water circulating pump one 7 and hot water circulating pump two 8, and the one end of the cooling tube of hot water circulating pump one 7 is connected through water pipe 9 to automatic oxygen-eliminating device 6, and the one end of the cooling tube of hot water circulating pump two 8 is connected through water pipe 9 to the other end of the cooling tube of hot water circulating pump one 7, and the other end of the cooling tube of hot water circulating pump two 8 is connected through water pipe 9 and is taken off 1 water inlet of salt water jar.
A water pipe 9 between the automatic deaerator 6 and a cooling pipe of the hot water circulating pump I7 can be connected with the automatic deaerator 6, namely, a connecting port is formed in the side wall of the automatic deaerator 6; or the water pipe 9 can be connected with the connecting pipe of the automatic deaerator 6 and the boiler.
The water pipe 9 includes a metal pipe body, a primer layer sprayed on an outer surface of the metal pipe body, and a finish layer sprayed on a surface of the primer layer. The metal pipe body adopts DN65 (nominal diameter is 65mm) metal pipe and/or DN100 metal pipe.
The water in the desalted water tank 1 flows into the desalted water tank 5 through the water pipe 9, the three-way valve 2 opens the flow passage port corresponding to the first pressurizing pump 3 or the second pressurizing pump 4, the water in the desalted water tank 1 flows into the desalted water tank 5 through the corresponding flow passage port, the corresponding pressurizing pump and the water pipe 9, the desalted water in the desalted water tank 5 flows into the automatic deaerator 6 for deaerating through the water pipe 9, the deaerated desalted water flows into the cooling pipe of the first hot water circulating pump 7 through the water pipe 9 for cooling the first hot water circulating pump 7, the water flowing out of the cooling pipe of the first hot water circulating pump 7 flows into the cooling pipe of the second hot water circulating pump 8 through the water pipe 9 for cooling the second hot water circulating pump 8, the water flowing out of the cooling pipe of the second hot water circulating pump 8 flows into the desalted water tank 1 through the water pipe 9 and the water inlet of the desalted water tank 1, and. The desalted water station continuously supplies water to the boiler while supplying desalted water to the cooling pipe of the first hot water circulating pump 7 and the cooling pipe of the second hot water circulating pump 8.
The utility model discloses no longer adopt circulating water station and cooling water tank for the cooling of smelting plant exhaust-heat boiler hot water circulating pump, but adopt the desalination water station that provides the desalinized water for the boiler, adopt the desalination water station of smelting plant promptly for the cooling of smelting plant exhaust-heat boiler hot water circulating pump. The scale generated by the desalted water is less, the quality of the circulating water is improved through the desalted water, the fault rate of the hot water circulating pump is reduced, and the service life of the hot water circulating pump is effectively prolonged; the desalted water station is original equipment of an original smelting plant, and the desalted water station does not need to be additionally installed, namely the problem that a hot water circulating pump is easy to damage due to poor water quality is solved on the premise of not increasing the cooling cost. When the cooling circulation system operates, only one pressure pump needs to be used, and the first pressure pump 3 and the second pressure pump 4 are mutually standby return water pumps through the three-way valve 2, so that the continuous work of the cooling circulation system is ensured, and the stable operation capacity of the cooling circulation system is improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. Cooling circulation system of smelting plant hot water circulating pump, a serial communication port, including demineralized water tank (1), demineralized water tank (5), automatic oxygen-eliminating device (6), three way check valve (2), force (forcing) pump (3) and force (forcing) pump two (4), demineralized water tank (5), automatic oxygen-eliminating device (6), the cooling tube of hot water circulating pump and the water inlet of demineralized water tank (1) are passed through water pipe (9) and are connected in order, the flow path mouth one of three way check valve (2) is connected to the delivery port of demineralized water tank (1), flow path mouth two and the flow path mouth three of three way check valve (2) are all connected demineralized water tank (5) through water pipe (9), be equipped with force (forcing) pump one (3) on water pipe (9) between flow path mouth two and demineralized water tank (5), be equipped with force (forcing) pump two (4) on water pipe (9) between flow path mouth three and demineralized water tank (5).
2. The cooling cycle system of a hot water circulation pump of a smelting plant according to claim 1, wherein the water pipe (9) comprises a metal pipe body, a primer layer sprayed on an outer surface of the metal pipe body, and a finish layer sprayed on a surface of the primer layer.
3. The cooling circulation system of a hot water circulation pump of a smelting plant as claimed in claim 2, wherein the metal pipe body is a metal pipe of DN65 and/or DN 100.
4. The cooling circulation system of a hot water circulation pump of a smelting plant according to claim 1, wherein the hot water circulation pump comprises a first hot water circulation pump (7) and a second hot water circulation pump (8), and the automatic deaerator (6), the cooling pipe of the first hot water circulation pump (7), the cooling pipe of the second hot water circulation pump (8) and the water inlet of the desalted water tank (1) are sequentially connected through a water pipe (9).
5. The cooling circulation system of a hot water circulation pump of a smelting plant according to claim 4, wherein the metal pipes, which are connected to the automatic deaerator (6) and the cooling pipe of the first hot water circulation pump (7), the water pipe (9) connected to the cooling pipe of the first hot water circulation pump (7) and the cooling pipe of the second hot water circulation pump (8), the water pipe (9) connected to the cooling pipe of the second hot water circulation pump (8) and the water inlet of the desalted water tank (1), are DN 65.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020297002.2U CN212130895U (en) | 2020-03-10 | 2020-03-10 | Cooling circulation system of hot water circulating pump of smelting plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020297002.2U CN212130895U (en) | 2020-03-10 | 2020-03-10 | Cooling circulation system of hot water circulating pump of smelting plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212130895U true CN212130895U (en) | 2020-12-11 |
Family
ID=73673180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020297002.2U Expired - Fee Related CN212130895U (en) | 2020-03-10 | 2020-03-10 | Cooling circulation system of hot water circulating pump of smelting plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212130895U (en) |
-
2020
- 2020-03-10 CN CN202020297002.2U patent/CN212130895U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |