CN202216529U - Cooling water system for induction smelting furnace - Google Patents
Cooling water system for induction smelting furnace Download PDFInfo
- Publication number
- CN202216529U CN202216529U CN2011202119958U CN201120211995U CN202216529U CN 202216529 U CN202216529 U CN 202216529U CN 2011202119958 U CN2011202119958 U CN 2011202119958U CN 201120211995 U CN201120211995 U CN 201120211995U CN 202216529 U CN202216529 U CN 202216529U
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- water
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Abstract
The utility model discloses a cooling water system for a copper and copper alloy cored or coreless induction smelting furnace. The cooling water system comprises a water-water heat exchanger, a switching valve, a cut-off valve, a check valve and a pipeline, wherein inflow purified circulating water comes from a water pump house in a plant; drained purified circulating water is drained to a cooling water pool; emergency water is introduced by using an emergency water tower in the plant, and is drained to a drain pipe in the plant; and in the system, supply of purified circulating water and emergency water is realized by connecting a pipeline with equipment and switching among the valves. The check valve and the cut-off valve are arranged, so that the quantity of valves which are required to be operated for switching from the normal state to three emergency states is reduced; emergency water is prevented from entering an equipment inductor device, but enters an equipment cooling water device, so that purified circulating water is replaced; the purified circulating water enters an internal cooling system of the equipment instead of emergency water; and return emergency water is drained to the drain pipe in the plant through the switching valve on a main water return pipe.
Description
Technical field
The utility model relates to a kind of induction furnace cooling water system, and relating in particular to a kind of copper and copper alloy has core or coreless induction melting furnace cooling water system.
Background technology
In the production process of copper and copper alloy founding, there is the inductor of core or coreless induction melting furnace to need water quench.Inductor is to transmit heat out through the closed cooling system that adopts water-water heat exchanger (plate type heat exchanger); Water-water heat exchanger and external refrigeration water connect; Take away the heat that heat exchanger transmits out through outside factory recirculated water, finally realize the cooling of inductor.The external refrigeration water system is provided with emergent water interface, and the supply in time of emergent water is to realize the cooling of inductor when being in an emergency.In factory's actual production process, have the three kinds of emergencies that must use emergent water: one, clean circulation is cut off the water supply for example pump house outage, water pump fault, pipeline burst etc.; Two, the equipment internal circulation system is cut off the water supply, for example chilled water unit outage, water pump fault, chilled water unit lack of water; Three, power cut of whole factory, not only pump house has a power failure, and clean circulation is cut off the water supply, and the internal circulation system outage, can't work.Therefore, when being designed with core or coreless induction melting furnace cooling water system, must consider simultaneously also that except designing the emergent waterpipe under above three kinds of state of emergency connects and control according to normal circulation.
Summary of the invention
The purpose of the utility model is to provide a kind of induction furnace cooling water system, and copper and copper alloy have the inductor cooling of core or coreless induction melting furnace when being implemented under the normal condition with three kinds of state of emergency.
A kind of induction furnace cooling water system; Comprise water-water heat exchanger, transfer valve, stop valve, check-valves, pipeline, by-pass line, clean recirculated water water inlet is from plant area's pump house, and clean recirculated water draining drains into the cooling pond; Emergent water is inserted by the emergent water tower of plant area; Emergent water draining drains into plant area's drainpipe, it is characterized in that: the clean recirculated water feed pipe that is inserted by factory's circulation passes through the water inlet interface that check-valves is linked into the water-water heat exchanger that has stop valve, in the discharge outlet of water-water heat exchanger a check-valves is installed; Receive then on the transfer valve of plant drainage pipeline, receive the cooling pond through transfer valve; Water-water heat exchanger is received inductor equipment water inlet interface through a check-valves, and the inductor discharge outlet is connected to water-water exchanger and is connected on the transfer valve of plant drainage pipeline, and two discharge outlet are installed a stop valve respectively; Emergent water pipe is received on the inductor water inlet interface through stop valve and by-pass line by emergent water tower, drains into plant area's drainpipe by the inductor discharge outlet through stop valve and by-pass line then; Emergent water pipe water inlet pipe is received between the check-valves and stop valve on the clean circulating water inlet simultaneously.
The advantage of the utility model is: when having guaranteed the state of emergency; The cooling of equipment inductor device; Realized that copper and copper alloy have the cooling of inductor device under normal and the state of emergency of core or coreless induction melting furnace, through at key position check-valves being set, reduce operated valve quantity; Through of the be connected switching of emergent water with circulation only, when avoiding the state of emergency to the unnecessary damage of inductor equipment; The pollution of emergent water draining to clean recirculated cooling water pond avoided in the setting of transfer valve.Through three check-valves are set, make the valve quantity minimizing that switches to three kinds of required operations of emergency rating from normal condition, guaranteed the safety of equipment under the state of emergency; When first kind of emergency rating, can make not access arrangement internal cooling system of emergent water through operation, and the access arrangement chilled water unit substitutes clean recirculated water, has avoided equipment is caused unnecessary damage; Emergent water backwater drains into plant area's drainpipe through the transfer valve on the main water return tube under this state, prevents that emergent water backwater from getting into the cooling pond, avoids recovering the situation that water is changed in pond, normal back; Under second kind of state, switch through valve, make clean recirculated water replace emergent water access arrangement inner cooling system, because clean circulating water quality is better than emergent water, avoided the unnecessary loss that equipment is caused; And solved when this equipment only during with emergent water the emergent water pressure of return water of equipment be lower than pressure and the problem that can't draining of clean recirculated water water return pipeline; Under the third state; Switch through valve; Emergent water directly gets into the melting furnace inductor through the water inlet by-pass line and cools off, and needn't pass through water-water heat exchanger, and backwater drains into plant area's drainpipe through by-pass line and transfer valve; The cooling problem of equipment when having solved power cut of whole factory, the equipment that effectively prevents are cut off the water because of power failure and can not get in time cooling off damaging.
Description of drawings
Fig. 1 is the induction furnace cooling water system structural representation of the utility model.
The specific embodiment
Specify the embodiment of the utility model below in conjunction with accompanying drawing:
A kind of induction furnace cooling water system; Comprise water-water heat exchanger, transfer valve, stop valve, check-valves, pipeline, by-pass line; Emergent water is inserted by the emergent water tower of plant area; Clean recirculated water water inlet is from plant area's pump house, and clean recirculated water draining drains into the cooling pond, and emergent water draining drains into plant area's drainpipe.Circulation is shown in accompanying drawing under the normal condition, and check-valves 1,4,5 and stop valve 3,6 are opened, and the equipment internal circulation system normally moves, and stop valve 2,7,8 is closed, and emergent water does not get into system, and clean recirculated water is by normal circuit cycle.
When clean circulation is cut off the water supply, during situations such as for example pump house outage, water pump fault, pipeline burst, open stop valve 2, can switch to first kind of Emergency water supply state from normal condition.Emergent water gets into water-water heat exchanger from water inlet, and backwater is discharged to plant area's drainpipe through transfer valve 9.Stop valve 3,6 stays open, and the equipment internal circulation system of making normally moves; Stop valve 7,8 is closed, and prevents that emergent water access arrangement internal circulation system and emergent water backwater from flowing backwards.
When the equipment internal circulation system is cut off the water supply, during states such as for example chilled water unit outage, water pump fault, chilled water unit lack of water, close stop valve 3 and 6, open stop valve 7 and 8, can switch to second kind of Emergency water supply state from normal condition.Clean recirculated water gets into the melting furnace inductor through by-pass line 10 and stop valve 8, and backwater is discharged to the cooling pond through by-pass line 11 and transfer valve 9.Close stop valve 3 and 6, can prevent that clean recirculated water from getting into water-water heat exchanger; Stop valve 2 keeps shut, and makes emergent water not get into system.
Work as power cut of whole factory, not only pump house has a power failure, and clean circulation is cut off the water supply, and water-water heat exchanger opens stop valve 2,7 and 8 can't work because of outage the time, closes stop valve 3 and 6, can switch to the third Emergency water supply state from normal condition.Emergent water directly gets into the melting furnace inductor through stop valve 2,8 and by-pass line 10, and backwater is discharged via stop valve 7, is discharged to plant area's drainpipe through by-pass line 11 and transfer valve 9.Stop valve 3 and 6 is closed, and can prevent that emergent water from getting into water-water heat exchanger; Check-valves 1 is selected check-valves, can prevent that emergent water from getting into clean circulation.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.Those of ordinary skill for technical field under the utility model; Under the prerequisite that does not break away from the utility model design, make some alternative or obvious modification that are equal to; And performance or purposes are identical, then should be regarded as belonging to the protection domain that claims that the utility model submits to are confirmed.
Claims (1)
1. induction furnace cooling water system; Comprise water-water heat exchanger, transfer valve, stop valve, check-valves, pipeline, by-pass line; Clean recirculated water water inlet is from plant area's pump house; Clean recirculated water draining drains into the cooling pond, and emergent water is inserted by the emergent water tower of plant area, and emergent water draining drains into plant area's drainpipe; It is characterized in that: the water inlet interface that is linked into the water-water heat exchanger that has stop valve (3) by the clean recirculated water feed pipe of factory's circulation access through check-valves (1); Discharge outlet at water-water heat exchanger is installed a check-valves (4), receives then on the transfer valve (9) of plant drainage pipeline, receives the cooling pond through transfer valve (9); Water-water heat exchanger is received inductor equipment water inlet interface through a check-valves (5); The inductor discharge outlet is connected to water-water exchanger and is connected on the transfer valve (9) of plant drainage pipeline, and two discharge outlet are installed a stop valve (6) and (7) respectively; Emergent water pipe is received on the inductor water inlet interface through stop valve (2) and by-pass line (10) by emergent water tower, drains into plant area's drainpipe by the inductor discharge outlet through stop valve (7) and by-pass line (11) then; Emergent water pipe water inlet pipe is received between the check-valves (1) and stop valve (3) on the clean circulating water inlet simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202119958U CN202216529U (en) | 2011-06-22 | 2011-06-22 | Cooling water system for induction smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202119958U CN202216529U (en) | 2011-06-22 | 2011-06-22 | Cooling water system for induction smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202216529U true CN202216529U (en) | 2012-05-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202119958U Expired - Lifetime CN202216529U (en) | 2011-06-22 | 2011-06-22 | Cooling water system for induction smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202216529U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755849A (en) * | 2018-08-20 | 2018-11-06 | 佛山市海恒环保工程有限公司 | Cooling water emergence compensating water system and cooling water emergence compensating water method |
| CN113167537A (en) * | 2018-10-09 | 2021-07-23 | 格迪亚兄弟丁格库斯有限公司 | Method and device for cooling a tool |
-
2011
- 2011-06-22 CN CN2011202119958U patent/CN202216529U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108755849A (en) * | 2018-08-20 | 2018-11-06 | 佛山市海恒环保工程有限公司 | Cooling water emergence compensating water system and cooling water emergence compensating water method |
| CN113167537A (en) * | 2018-10-09 | 2021-07-23 | 格迪亚兄弟丁格库斯有限公司 | Method and device for cooling a tool |
| CN113167537B (en) * | 2018-10-09 | 2022-10-04 | 格迪亚兄弟丁格库斯有限公司 | Method and device for cooling a tool |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120509 |
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| CX01 | Expiry of patent term |