CN205368477U - Extension heating furnace stove roller life's water circulating system - Google Patents
Extension heating furnace stove roller life's water circulating system Download PDFInfo
- Publication number
- CN205368477U CN205368477U CN201620063246.8U CN201620063246U CN205368477U CN 205368477 U CN205368477 U CN 205368477U CN 201620063246 U CN201620063246 U CN 201620063246U CN 205368477 U CN205368477 U CN 205368477U
- Authority
- CN
- China
- Prior art keywords
- water
- stove roller
- furnace roller
- outlet conduit
- pond
- Prior art date
- 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
Links
Abstract
The utility model provides an extension heating furnace stove roller life's water circulating system, includes inlet channel, return water pipe and stove roller water cavity, and the end of intaking of stove roller water cavity seals with the inlet channel to be connected, and the play water end (W. E. ) and the open outlet conduit of one end of stove roller water cavity are connected, and outlet conduit's below is equipped with non -pressure return water pond, installation circulating pump and water cycle control system electricity is connected in the non -pressure return water pond, and circulating, pump the water end (W. E. ) and return water pipe is closed is connected, outlet conduit is last to be installed the flow and takes into account the thermometer and be connected with water cycle control system electricity respectively. The utility model discloses stove roller abnormal conditions are in time discover to the flow and the temperature of cooling water in the accessible HMI man -machine interface real -time supervision stove roller water cavity, guarantee the normal operating of stove roller, the open outlet conduit of one end can promote the velocity of flow and the flow of cooling water in stove roller water cavity, has reduced cooling water scaling and stop up the circumstances of stove roller on the rotatory screw of stove roller water cavity department by a wide margin, promotes the cooling effect, guarantees the normal operating of stove roller, promotion stove roller life.
Description
Technical field
This utility model relates to a kind of water circulation system, particularly relates to a kind of water circulation system extending heating furnace roller service life.
Background technology
Hot galvanizing heating furnace is Horizontal Continuous Furnace, adopts improvement Sendzimir method, and in heating furnace, furnace roller is used for supporting strip steel and completes explained hereafter requirement by heating furnace, it is ensured that production line runs continuously.Owing to heating furnace open firing section is when production line is properly functioning, in-furnace temperature is up to 1100 ° of C-1250 ° of C, so needing furnace roller is carried out water-cooled but, in order to avoid furnace roller is heated too high and deforms explosion.Existing water circulation system adopts and pushes back water, including inlet channel and water return pipeline, the water inlet end of furnace roller water cavity and water side are closed with inlet channel and water return pipeline respectively and are connected, the cooling water that pressure is 0.6MP is back to reflux line through rotating in furnace roller water cavity after screw thread completes the cooling to furnace roller, completes cooling water single cycle；The pressure reduction of existing water circulation system furnace roller water cavity water inlet end and water side is about 0.2MPa, and the pressure utilizing backwater will cooling water backflow；This kind of water circulation system is less due to furnace roller two ends hydraulic pressure difference, cause that cooling water flow in furnace roller water cavity is lower than 5m3/h, cause cooling water flow velocity in furnace roller low, circulate not smooth, cooling water dirty blocking furnace roller on the rotation screw thread at furnace roller water cavity place is easily made when high temperature, the cooling effect making cooling water reduces, and furnace roller is owing to being heated inequality and producing creeping deformation, such as warpage etc.；Even occur furnace roller too high due to temperature and the major accident of the fracture that deforms；Furnace roller deformation can strengthen the running resistance of furnace roller motor, seriously understands motor damage；Furnace roller buckling deformation also aborning due to the irregular scuffing causing strip steel that furnace roller rotates, can produce mass defect.Simultaneously, cooling water flow and temperature are not carried out the device of monitoring in real time by existing water circulation system, when owing to leaking or blocking, furnace roller causes that furnace roller circling water flow rate reduces or during return water temperature height, operator can not find furnace roller water circulating breakdown in time, causes furnace roller at high temperature deformed damaged.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of water circulation system extending heating furnace roller service life, and this system can make cooling water flow velocity in furnace roller water cavity increase, and cooling effect strengthens, and extends furnace roller service life；Monitoring cooling water flow and temperature can be implemented, it is simple to the discovery in time of furnace roller cooling condition is processed simultaneously.
The technical scheme solving above-mentioned technical problem is:
A kind of water circulation system extending heating furnace roller service life, including inlet channel, water return pipeline and furnace roller water cavity, the water inlet end of furnace roller water cavity is closed with inlet channel and is connected, its improvements are: the water side of furnace roller water cavity is connected with the outlet conduit of one end open, being connected with without pushing back pond of outlet conduit；Described nothing pushes back installation circulating pump in pond and electrically connects with water circulation control system, and circulating pump water side is closed with water return pipeline and is connected；Described outlet conduit is installed flow take into account thermometer and electrically connect with water circulation control system respectively.
Above-mentioned a kind of water circulation system extending heating furnace roller service life, described nothing pushes back installation liquidometer in pond, and liquidometer electrically connects with water circulation control system.
This utility model is connected with the outlet conduit of one end open due to furnace roller water cavity water side, cooling water does not have the pressure loss in furnace roller water cavity, the cooling water that pressure is 0.6MPa enters without pushing back pond to after furnace roller cooling either directly through outlet conduit, ensure furnace roller water cavity cools down flow velocity and the flow of water, significantly reduce cooling water and block the situation of furnace roller the rotating dirty on screw thread of furnace roller water cavity place, improve cooling effect；Meanwhile, being arranged on the flow of outlet conduit and take into account thermometer and can monitor the flow and temperature that cool down water in furnace roller water cavity in real time, and shown in real time by HMI man machine interface, operator can find that furnace roller cooling condition is acted upon in time, it is ensured that furnace roller properly functioning；It is installed on the liquidometer without pushing back in pond and can in real time liquid level in pond is shown in HMI man machine interface, operator push back the level condition in pond according to nothing and are turned on and off circulating pump in time, it is ensured that without the reciprocation cycle of the liquid level pushed back in pond and cooling water.
Of the present utility model has the beneficial effect that
This utility model can pass through HMI man machine interface and monitor the flow and temperature that cool down water in furnace roller water cavity in real time, finds furnace roller abnormal conditions in time, it is ensured that furnace roller is properly functioning；The outlet conduit of one end open can promote cooling water flow velocity in furnace roller water cavity and flow, significantly reduce cooling water and block the situation of furnace roller the rotating dirty on screw thread of furnace roller water cavity place, promote cooling effect, it is ensured that furnace roller properly functioning, promote furnace roller service life；Meanwhile, liquid level in pond can be shown in HMI man machine interface by liquidometer in real time, and operator push back the level condition in pond according to nothing and are turned on and off circulating pump in time, it is ensured that without pushing back the liquid level in pond in normal position.
Accompanying drawing explanation
Fig. 1 is this utility model schematic diagram；
Figure is labeled as: inlet channel 1, water return pipeline 2, furnace roller water cavity 3, outlet conduit 4, nothing push back pond 5, circulating pump 6, effusion meter 7, thermometer 8, liquidometer 9.
Detailed description of the invention
Fig. 1 shows, this utility model includes inlet channel 1 and water return pipeline 2, and the water inlet end of furnace roller water cavity 3 is closed with inlet channel 1 and is connected, and the water side of furnace roller water cavity 3 is connected with the outlet conduit 4 of one end open, being connected with without pushing back pond 5 of outlet conduit 4；Electrically connecting with water circulation control system without pushing back installation circulating pump 6 in pond 5, circulating pump 6 water side is closed with water return pipeline 2 and is connected；Effusion meter 7 installed by outlet conduit 4 and thermometer 8 electrically connects with water circulation control system respectively；Without pushing back installation liquidometer 9 in pond 5, liquidometer 9 electrically connects with water circulation control system.
During utility model works, the cooling water that the pressure provided by chilled(cooling) water supply (CWS) unit is 0.6MPa is entered furnace roller water cavity 3 by water inlet pipe 1 through furnace roller water cavity water inlet end, when flowing through furnace roller water cavity 3, furnace roller is cooled down, cooling water is flowed into outlet conduit 4 by the water side of furnace roller water cavity 3 afterwards, owing to the outlet of outlet conduit 4 is open port, with atmosphere, therefore the hydraulic pressure flowed out through outlet conduit 4 is still 0.6MPa, the pressure loss will not be there is, therefore cooling water flow in furnace roller water cavity 3 and flow velocity are greatly improved, it is ensured that the cooling effect of furnace roller；The cooling water flowed out through outlet conduit 4 flows into without pushing back in pond 5 by self gravitation, for ensureing the normal circulation cooling of cooling water, require over circulating pump 6 to be circulated without the cooling water suction water return pipeline 2 pushing back in pond 5, when showing that water level is higher than without when pushing back the highest design water level in pond 5 without pushing back the liquidometer 9 on pond 5, HMI picture shows in time and automatically turns on circulating pump 9 and carries out pumping operation, when showing that water level is lower than without when pushing back the minimum design water level in pond 5 without pushing back the liquidometer 9 on pond 5, HMI picture shows in time and is automatically switched off circulating pump 9, thus ensureing that nothing pushes back the liquid level in pond 5 and maintains without pushing back about the 80% of pond 5 capacity；It is arranged on the effusion meter 7 on outlet conduit 4 and thermometer 8 and furnace roller water cavity 3 will cool down the flow of water and Temperature Feedback on HMI picture in time, when HMI picture shows cooling water temperature higher than 50 DEG C, HMI picture is reported to the police, prompting operator scene is checked, and decides whether to enable standby inlet channel moisturizing；When HMI picture shows cooling water flow lower than 5m3/h, HMI picture is reported to the police, and the water yield size of furnace roller is checked at prompting operator scene, check that on-the-spot furnace roller joint is with or without leaking, and according to field condition, decide whether manually to increase flow of inlet water, it is further ensured that the normal cooling of furnace roller.
Claims (2)
1. the water circulation system extending heating furnace roller service life, including inlet channel (1), water return pipeline (2) and furnace roller water cavity (3), the water inlet end of furnace roller water cavity (3) is closed with inlet channel (1) and is connected, it is characterized in that: the water side of described furnace roller water cavity (3) is connected with the outlet conduit (4) of one end open, being connected with without pushing back pond (5) of outlet conduit (4)；Described nothing pushes back installation circulating pump (6) in pond (5) and electrically connects with water circulation control system, and the water side of circulating pump (6) is closed with water return pipeline (2) and is connected；Described outlet conduit (4) is installed effusion meter (7) and thermometer (8) electrically connects with water circulation control system respectively.
2. a kind of water circulation system extending heating furnace roller service life as claimed in claim 1, it is characterised in that: described nothing pushes back installs liquidometer (9) in pond (5), liquidometer (9) electrically connects with water circulation control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620063246.8U CN205368477U (en) | 2016-01-22 | 2016-01-22 | Extension heating furnace stove roller life's water circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620063246.8U CN205368477U (en) | 2016-01-22 | 2016-01-22 | Extension heating furnace stove roller life's water circulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205368477U true CN205368477U (en) | 2016-07-06 |
Family
ID=56274211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620063246.8U Expired - Fee Related CN205368477U (en) | 2016-01-22 | 2016-01-22 | Extension heating furnace stove roller life's water circulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205368477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114317942A (en) * | 2020-09-28 | 2022-04-12 | 上海梅山钢铁股份有限公司 | Method for judging and processing water leakage in hot galvanizing horizontal furnace |
-
2016
- 2016-01-22 CN CN201620063246.8U patent/CN205368477U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114317942A (en) * | 2020-09-28 | 2022-04-12 | 上海梅山钢铁股份有限公司 | Method for judging and processing water leakage in hot galvanizing horizontal furnace |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103573635B (en) | Oil gas double heat recovery system | |
| CN104501648B (en) | A kind of data machine room rack cooling system | |
| CN104019580A (en) | Mine air return source heat pump system on low-air-temperature working condition and operation mode thereof | |
| CN109654887B (en) | Circulating water cooling system and automatic control method thereof | |
| CN105402969A (en) | Energy-saving deicing dynamic ice-making system and deicing operation method thereof | |
| CN102701203A (en) | Cooling water belt pressure circulation new process for calcium carbide furnace | |
| CN209540854U (en) | A kind of power generation station-service boiler overheating cooling device | |
| CN205368477U (en) | Extension heating furnace stove roller life's water circulating system | |
| CN108194052A (en) | A kind of mine water residual heat direct heating system | |
| CN207728346U (en) | A kind of mine water residual heat direct heating system | |
| CN201837256U (en) | Effective temperature-reducing and afterheat utilizing device for kiln head cooler | |
| CN206329496U (en) | The afterheat utilizing system of screw-rod air compressor | |
| CN106016966A (en) | Industrial refrigerating machine with tubular heater | |
| CN109340359A (en) | Auto-cool system for shield owner's sliding tooth roller box lubricating oil | |
| CN204104273U (en) | Server cabinet water-cooling heat radiating device | |
| CN204513833U (en) | A kind of novel hybrid refrigeration device | |
| CN203098410U (en) | Water-ring vacuum pump water circulation system | |
| CN204856082U (en) | Extruder circulating water automatic temperature control and detection of water level switched systems | |
| CN107762806A (en) | A kind of air compressor thermal energy recovery device | |
| CN204640733U (en) | The novel cooling water circulatory system | |
| CN204693882U (en) | Full working scope scope compound many temperature feed flow refrigeration unit | |
| CN113586402A (en) | System and method for quickly heating lubricating oil of compressor warm-up | |
| CN106015189A (en) | Cooling method of heating industrial hydraulic oil refrigeration machine for equipment heat source | |
| CN201747803U (en) | Bearing cooler | |
| CN107787162B (en) | Circulation cooling device adopting pure water medium and application method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 232, Fuxing Road, Fuxing District, Handan, Hebei Province Patentee after: River steel Limited by Share Ltd Handan branch Address before: 056015 Fuxing Road 232, Hebei, Handan Patentee before: Handan Branch Company of Hebei Iron and Steel Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |