CN212770091U - Closed circulating water system dosing device - Google Patents
Closed circulating water system dosing device Download PDFInfo
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- CN212770091U CN212770091U CN202021517098.5U CN202021517098U CN212770091U CN 212770091 U CN212770091 U CN 212770091U CN 202021517098 U CN202021517098 U CN 202021517098U CN 212770091 U CN212770091 U CN 212770091U
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Abstract
The utility model relates to an airtight circulating water system charge device, be responsible for including liquid storage cylinder and medicament, the one end and the liquid storage cylinder intercommunication that the medicament was responsible for, the other end that the medicament was responsible for passes through return water connecting pipe and system wet return intercommunication, and the other end that the medicament was responsible for still communicates through water supply connecting pipe and system delivery pipe, the medicament is responsible for going up the flow direction and is equipped with corrosion-resistant pump and main pipe valve in proper order, is equipped with return water connecting pipe valve on the return water connecting pipe, is equipped with water supply connecting pipe valve on the water supply connecting pipe, adds the medicine through this utility model sustainable stable ration to the system, eliminates and be unfavorable for the medicine effect influence that adds of system, improves medicament and quality of water effect, for the blast furnace lasts stably to provide high-quality cooling water, improve equipment, pipeline and blast furnace side.
Description
Technical Field
The utility model relates to a boiler technical field especially relates to boiler water treatment field, specifically indicates an airtight circulating water system charge device.
Background
Blast furnace soft water is closed circulating water system, it is extremely strict to the requirement of water quality, soft water system carries out regularly through outside testing result at present, the medicine is added to the unscheduled, be used for managing and controlling quality of water, improve quality of water effect, its medicine mode all adopts moisturizing pump moisturizing medicine mode, just discharge the soft water tank water, add the medicament to the soft water tank according to the proportion according to the system water yield, the rethread is to system drainage pressure release, after the drainage pressure release, add the medicine in the system with the moisturizing pump, once only throw with the completion, cause the moisturizing volume to increase, system pressure shakiness, the medicament is not abundant in the system, moisturizing pipeline corrodes seriously, influence medicament effect and stable quality of water.
Disclosure of Invention
The utility model discloses to prior art's not enough, provide an airtight circulating water system charge device.
The utility model discloses a through following technical scheme realizes, provides an airtight circulating water system charge device, be responsible for including liquid storage cylinder and medicament, the one end and the liquid storage cylinder intercommunication that the medicament was responsible for, the other end that the medicament was responsible for passes through return water connecting pipe and system wet return intercommunication, and the other end that the medicament was responsible for still communicates through water supply connecting pipe and system delivery pipe, the medicament is responsible for going up along the flow direction and is equipped with corrosion-resistant pump and person in charge valve in proper order, is equipped with return water connecting pipe valve on the return water connecting pipe, is equipped with water supply connecting pipe valve on the water supply.
When adding medicine, the main pipe valve and the backwater connecting pipe valve are opened, the agent in the liquid storage cylinder is pumped into the backwater pipe of the system through the corrosion-resistant pump, and the medicine adding process can be carried out at any time under the normal working state of the system, so that the medicine adding speed does not need to be high, and the overlarge pressure of the system is avoided; after adding the medicine and accomplishing, close the person in charge valve, open the water supply connecting pipe valve, because the water pressure in the system delivery pipe is greater than the water pressure of system wet return, the water of system delivery pipe is through supplying water connecting pipe and return water connecting pipe inflow system wet return in, on the one hand with the medicament flash mixed in the system even, on the other hand can wash supplying water connecting pipe and return water connecting pipe.
Preferably, the main pipe valve is an adjustable flow valve. The main pipe valve is an adjustable flow valve, so that the medicine adding speed is convenient to control, and the overlarge pressure in the system is prevented.
The device is characterized by further comprising a return pipe, wherein one end of the return pipe is communicated to the main medicament pipe between the corrosion-resistant pump and the main pipe valve, the other end of the return pipe is communicated to the inside of the liquid storage cylinder, and the return pipe is provided with an overflow valve. The overflow valve in this scheme plays and prevents to add the too big effect of medicine pressure, and when system internal pressure was too big, the medicament passes through the back flow and flows back to the liquid storage cylinder in.
Preferably, the system also comprises a return valve communicated with the return pipe, and the return valve and the overflow valve are arranged on the return pipe in parallel. The reflux valve in this scheme is parallelly connected with the overflow valve, before adding the medicine, can open the reflux valve, makes the medicament in the liquid storage cylinder flow back to the liquid storage cylinder through the reflux valve in, carries out the stirring of certain degree to the medicament, makes the medicament misce bene.
Preferably, the return pipe is communicated to the top of the liquid storage cylinder, and the main medicament pipe is communicated to the bottom of the liquid storage cylinder. Thereby circulating the medicament at the bottom of the liquid storage cylinder to the top of the liquid storage cylinder and mixing uniformly.
Preferably, the corrosion-resistant pump is a variable flow pump. The flow-adjustable pump can adjust the flow according to the dosage required by the system, can achieve the effect of energy conservation, and can also avoid overlarge system pressure caused by overhigh dosage speed.
The utility model has the advantages that: the utility model discloses an airtight circulating water system charge device can effectively avoid adding medicine through the moisturizing pump is centralized after the drainage pressure release, adds the medicine to the system through this utility model sustainable stable ration, eliminates the medicine effect influence that adds that is unfavorable for the system, improves medicament and quality of water effect, for the blast furnace lasts stably provides high-quality cooling water, and improve equipment, pipeline and blast furnace side cooling part's life provides the powerful guarantee for the stable direct motion of blast furnace.
Drawings
FIG. 1 is a schematic structural view of the present invention;
shown in the figure:
1. the device comprises a liquid storage cylinder, 2, a medicament main pipe, 3, a main pipe valve, 4, a return water connecting pipe, 5, a return water connecting pipe valve, 6, a system return water pipe, 7, a water supply connecting pipe, 8, a water supply connecting pipe valve, 9, a system water supply pipe, 10, a corrosion-resistant pump, 11, an overflow valve, 12, a return pipe, 13 and a return valve.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1, the utility model discloses a charge device for closed circulating water system, be responsible for 2 including liquid storage cylinder 1 and medicament, the medicament is responsible for 2 one end and liquid storage cylinder 1 intercommunication, and the medicament is responsible for 2 the other end and passes through return water connecting pipe 4 and system return water pipe 6 intercommunication, and the medicament is responsible for 2 the other end and still communicates through water supply connecting pipe 7 and system delivery pipe 9, the medicament is responsible for 2 upward along the flow direction and is equipped with corrosion-resistant pump 10 in proper order and is responsible for valve 3, corrosion-resistant pump 10 is adjustable flow pump.
The main pipe valve 3 is an adjustable flow valve, and the medicine adding speed can be adjusted by adjusting the size of the switch of the main pipe valve 3.
The backwater connecting pipe 4 is provided with a backwater connecting pipe valve 5, the water supply connecting pipe 7 is provided with a water supply connecting pipe valve 8, and the backwater connecting pipe valve 5 and the water supply connecting pipe valve 8 are both adjustable flow valves.
The pressure of the system water supply pipe 9 is higher than that of the system water return pipe 6.
The device also comprises a return pipe 12, one end of the return pipe 12 is communicated to the main medicament pipe 2 between the corrosion-resistant pump 10 and the main pipe valve 3, the other end of the return pipe 12 is communicated to the inside of the liquid storage cylinder 1, and the return pipe 12 is provided with an overflow valve 11.
And the device also comprises a return valve 13 communicated with the return pipe 12, and the return valve 13 and the overflow valve 11 are arranged on the return pipe 12 in parallel.
The return pipe 12 is communicated to the top of the liquid storage cylinder 1, and the main medicament pipe 2 is communicated to the bottom of the liquid storage cylinder 1.
The utility model discloses a use method:
in adding the liquid storage barrel 1 with the medicament that needs to add, before adding the medicine, can open backwash valve 13 and corrosion-resistant pump 10, make the medicament in the liquid storage barrel 1 flow back to the liquid storage barrel 1 through backwash valve 13 in, carry out the stirring of certain degree to the medicament, make the medicament misce bene.
When adding medicine, close the backward flow valve 13, open and be responsible for valve 3 and return water connecting pipe valve 5, go into system return water pipe 6 through the medicament pump of corrosion-resistant pump 10 in with the liquid storage barrel 1, add the medicine process and can go on at any time under the normal operating condition of system, consequently add the medicine speed and need not be very big to avoid system pressure too big, after system pressure reaches the certain degree, stop adding medicine.
After adding the medicine and accomplishing, close 3 doors of main pipe valve, open 7 doors of water supply connecting pipe valve, because the water pressure in the system delivery pipe 9 is greater than the water pressure of system wet return 6, the water of system delivery pipe 9 flows into system wet return 6 through water supply connecting pipe 7 and return water connecting pipe 4, on the one hand with the medicament flash mixed in the system even, on the other hand can wash water supply connecting pipe 7 and return water connecting pipe 4.
The water in the circulating water system is consumed to a certain extent, and after the water is consumed to a certain extent, the chemicals can be added again.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.
Claims (6)
1. The utility model provides a airtight circulating water system charge device which characterized in that: including liquid storage cylinder (1) and medicament person in charge (2), the medicament is responsible for the one end and the liquid storage cylinder (1) intercommunication of (2), and the medicament is responsible for the other end of (2) and is passed through return water connecting pipe (4) and system wet return (6) intercommunication, and the medicament is responsible for the other end of (2) and still communicates with system delivery pipe (9) through water supply connecting pipe (7), the medicament is responsible for (2) and goes up to be equipped with corrosion-resistant pump (10) and be responsible for valve (3) along the flow direction in proper order, is equipped with return water connecting pipe valve (5) on return water connecting pipe (4), is equipped with water supply connecting pipe valve (8) on water supply connecting.
2. The closed circulating water system dosing device of claim 1, wherein: the main pipe valve (3) is an adjustable flow valve.
3. The closed circulating water system dosing device of claim 1, wherein: the device is characterized by further comprising a return pipe (12), one end of the return pipe (12) is communicated to the main medicament pipe (2) between the corrosion-resistant pump (10) and the main pipe valve (3), the other end of the return pipe (12) is communicated to the inside of the liquid storage cylinder (1), and an overflow valve (11) is arranged on the return pipe (12).
4. The closed circulating water system dosing device of claim 3, wherein: the device also comprises a return valve (13) communicated with the return pipe (12), wherein the return valve (13) and the overflow valve (11) are arranged on the return pipe (12) in parallel.
5. The closed circulating water system dosing device of claim 4, wherein: the return pipe (12) is communicated to the top of the liquid storage cylinder (1), and the main medicament pipe (2) is communicated to the bottom of the liquid storage cylinder (1).
6. The closed circulating water system dosing device of claim 1, wherein: the corrosion-resistant pump (10) is an adjustable flow pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517098.5U CN212770091U (en) | 2020-07-28 | 2020-07-28 | Closed circulating water system dosing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021517098.5U CN212770091U (en) | 2020-07-28 | 2020-07-28 | Closed circulating water system dosing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212770091U true CN212770091U (en) | 2021-03-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021517098.5U Active CN212770091U (en) | 2020-07-28 | 2020-07-28 | Closed circulating water system dosing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212770091U (en) |
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2020
- 2020-07-28 CN CN202021517098.5U patent/CN212770091U/en active Active
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