Efficient cooling device for steel billets

Abstract

The utility model discloses an efficient cooling device for steel billets, which is applied to the technical field of steel billet rolling and comprises a base, an equipment platform is welded inside the base, a filter is mounted at the top of the equipment platform, a connecting pipe is inserted behind the filter, and the other end of the connecting pipe is sleeved with a water temperature regulator. A connecting pipe is inserted in the rear of the water temperature adjusting machine, the other end of the connecting pipe is sleeved with a booster pump, a water inlet hose is inserted in one side of the booster pump, a support is bolted to the top of the base, a plurality of spraying frames are bolted to the inner wall of the support, and the surfaces of the spraying frames are sleeved with the other end of the water inlet hose. A plurality of spraying nozzles are installed on the inner wall of the spraying frame, when the device is used for cooling operation, a steel billet is conveyed to the center of the spraying frame through a roller way, cooling water is sprayed out at high pressure through the spraying nozzles which are annularly distributed in a D shape on the inner wall of the spraying frame, and the cooling water is evenly sprayed on the surface of the steel billet to achieve the cooling effect.

Description

TECHNICAL FIELD

[0001] The utility model belongs to billet rolling technical field, in particular to a kind of billet high-efficiency cooling device. BACKGROUND

[0002] Billet cooling is an important link in steel production process, involves a variety of cooling equipment and process, to ensure that billet reaches proper temperature and performance before subsequent processing. The purpose of billet cooling is to control the cooling process, so that billet solidifies in a short time, thereby affecting its organizational performance and thermal stress. This process has a decisive role on the quality and performance of final product.

[0003] At present, the Chinese utility model with announcement number: CN216262730U, utility model discloses a kind of billet high-efficiency cooling device, the device has adopted circular spray pipeline, since billet is transported to spray pipeline center by roller and is cooled, circular pipeline is not conducive to the cooling of the bottom of billet, and each section of roller only has one spray pipeline, cannot reach the expected cooling purpose, while water in pipeline is directly drained after spraying, waste water resources, increase cost. UTILITY MODEL CONTENT

[0004] The utility model is directed to a kind of billet high-efficiency cooling device, its advantage is that the shape of spray frame is optimized, so that the bottom of billet can also be fully cooled, by recycling cooling water, resource is saved, while it is convenient to assemble and replace spray frame, increase the flexibility of use.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a kind of billet high-efficiency cooling device, including base, equipment platform is welded in the inside of the base, the top of the equipment platform is installed with filter machine, the rear of the filter machine is inserted with connecting pipe, the other end of the connecting pipe is sleeved with water temperature regulator, the rear of the water temperature regulator is inserted with connecting pipe, the other end of the connecting pipe is sleeved with booster pump, the side of the booster pump is inserted with water inlet hose, the top of the base is bolted with support, the inner wall of the support is bolted with several spray frames, the surface of spray frame is sleeved with the other end of water inlet hose, the inner wall of the spray frame is installed with several spray nozzles, the filter machine includes filter machine shell, the inner wall of the filter machine shell is provided with filter screen holder, the top of the filter screen holder is installed with first filter screen, the outer side of the first filter screen is sleeved with sealing rubber ring, the upper portion of the surface of the filter machine shell is sleeved with sealing rubber ring, the top of the filter machine shell is sleeved with filter machine cover, the top of the filter machine cover is sleeved with drain pipe.

[0006] Adopting the technical scheme, when the device performs the cooling operation, first, the cooling water is connected to the water inlet pipe position, then the water inlet valve is opened, the billet is conveyed to the center of the spraying frame through the roller way, the high-pressure spraying nozzles in the inner wall of the spraying frame in the "D type" annular distribution spray the cooling water, the cooling water is uniformly sprayed on the surface of the billet to achieve the cooling effect, and the spraying nozzles in the inner wall of the connecting pipe of the spraying frame also cool the roller, so that all surfaces of the billet can be uniformly cooled.

[0007] The utility model further sets up, the filter machine includes filter machine shell, the inner wall of filter machine shell is provided with filter screen frame, the top of filter screen frame is installed with first filter screen, the outside of first filter screen is equipped with sealing rubber ring, the upper portion of filter machine shell surface is equipped with sealing rubber ring, the top of filter machine shell is equipped with filter machine cover, the top of filter machine cover is equipped with drain pipe.

[0008] Adopting the technical scheme: by setting the filter, the first filter screen can remove impurities in the cooling water, avoid the reaction of impurities and high-temperature billet, and affect the quality of the billet.

[0009] The utility model further sets up, the front of filter machine shell is equipped with water inlet pipe, the surface of water inlet pipe is installed with water inlet valve.

[0010] Adopting the technical scheme: by setting the water inlet valve, the spraying frame can be replenished with water in time, and the effect of billet cooling is avoided due to water shortage or insufficient water pressure.

[0011] The utility model further sets up, the inner wall of support is connected with water receiving tray, the bottom of water receiving tray is equipped with the drain hole who penetrates, the top of drain hole is installed with second filter screen, the bottom of drain hole is connected with the top of drain pipe.

[0012] Adopting the technical scheme: by placing the water receiving tray below the spraying frame, the water after contacting the billet is collected, filtered through the first filter screen and the second filter screen, and the waste residue is filtered out to avoid clogging the spraying nozzle, and the cooling water can also be recycled to save resources.

[0013] The utility model further sets up, the spraying frame is "D type" annular pipeline, the pipeline center of spraying frame is placed with roller way, the inner side of roller way is welded with roller groove, the inner wall of roller groove is connected with roller with rotation, the top of roller is connected with billet with transmission.

[0014] Adopting the technical scheme: by setting the "D type" spraying frame, the spraying nozzles below can cool the roller and the billet at a closer distance, by setting the roller groove on the inner side of the roller way, when the roller fails, the roller can be directly taken out and a new roller is placed, which is convenient to operate.

[0015] The utility model further sets up, the number of spray frame is set according to the length of roller, and every two spray frame top and bottom swing joint has spray connecting pipe.

[0016] Adopt above-mentioned technical scheme: through setting swing joint's spray connecting pipe, can assemble lengthier spray frame according to the length of billet, to the steel billet is comprehensively cooled.

[0017] The utility model further sets up, the inner wall of spray connecting pipe evenly installs several spray nozzles.

[0018] Adopt above-mentioned technical scheme: through setting evenly distributed spray nozzle, and spray nozzle all towards perpendicular to the position of billet, make the bottom of billet and roller can be cooled down simultaneously.

[0019] Summarized above, the utility model has following beneficial effect:

[0020] The utility model discloses a cooling device for billet, including roller, spray frame, water tank, filter machine, water inlet pipe, water inlet valve, water outlet valve, water outlet pipe, first filter screen and second filter screen, the utility model discloses a spray frame is arranged on the roller, and the spray frame is connected with the water tank, and the water tank is connected with the filter machine, and the filter machine is connected with the water inlet pipe, and the water inlet pipe is connected with the water inlet valve, and the water outlet valve is connected with the water outlet pipe. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is the overall structure schematic drawing of the utility model;

[0022] Figure 2 It is the spray frame and roller schematic drawing of the utility model;

[0023] Figure 3 It is the water pan and filter machine schematic drawing of the utility model;

[0024] Figure 4 It is the filter machine cross section schematic drawing of the utility model.

[0025] : 1, base; 2, equipment platform; 3, filter; 301, filter shell; 302, filter top cover; 303, filter screen frame; 304, first filter screen; 305, sealing rubber ring; 4, connecting pipe; 5, water temperature regulator; 6, booster pump; 7, water inlet hose; 8, spraying frame; 801, spraying frame connecting pipe; 9, spraying nozzle; 10, support; 11, water receiving tray; 12, drain hole; 13, second filter screen; 14, drain pipe; 15, water inlet pipe; 16, water inlet valve; 17, roller; 18, roller groove; 19, roller; 20, billet. DETAILED DESCRIPTION

[0026] The utility model will be made further detailed explanation below combining with the drawings.

[0027] Embodiment:

[0028] Reference Figure 1 A billet high-efficiency cooling device, including base 1, the inside welding of base 1 has equipment platform 2, the top of equipment platform 2 is installed with filter 3, the back of filter 3 is inserted with connecting pipe 4, the other end of connecting pipe 4 is sleeved with water temperature regulator 5, the back of water temperature regulator 5 is inserted with connecting pipe 4, the other end of connecting pipe 4 is sleeved with booster pump 6, the side of booster pump 6 is inserted with water inlet hose 7, the top of base 1 is bolted with support 10, the inner wall of support 10 is bolted with a plurality of spraying frames 8, the surface of spraying frame 8 is sleeved with the other end of water inlet hose 7, the inner wall of spraying frame 8 is installed with a plurality of spraying nozzles 9, when the device carries out cooling operation, first cooling water is connected to the position of water inlet pipe 15, then water inlet valve 16 is opened, billet 20 is conveyed to the center of spraying frame 8 by roller 17, the " D type " annular distribution of the inner wall of spraying frame 8 high-pressure injection cooling water, makes cooling water evenly spray on the surface of billet 20 reaches the cooling effect, and the spraying nozzle 9 in the inner wall of spraying frame connecting pipe 801 also carries out cooling and temperature reduction to roller 19, ensures that all surfaces of billet 20 can uniformly cool down.

[0029] Reference Figure 4 Filter 3 includes filter shell 301, the inner wall of filter shell 301 is provided with filter screen frame 303, the top of filter screen frame 303 is installed with first filter screen 304, the outer side of first filter screen 304 is sleeved with sealing rubber ring 305, the upper portion of the surface of filter shell 301 is sleeved with sealing rubber ring 305, the top of filter shell 301 is sleeved with filter cover 302, the top of filter cover 302 is sleeved with drain pipe 14, by setting filter 3, first filter screen 304 can remove the impurities in cooling water, avoids the reaction of impurities and high-temperature billet 20, influences the quality of billet.

[0030] Reference Figure 4The front of the filter housing 301 is sleeved with a water inlet pipe 15, and the surface of the water inlet pipe 15 is provided with a water inlet valve 16. The water inlet valve 16 can supplement water in the spray frame 8 in time, so as to avoid the influence of insufficient water or water pressure on the cooling effect of the billet 20.

[0031] Reference Figure 3 The inner wall of the support 10 is bolted with a water collecting disc 11, the bottom of the water collecting disc 11 is provided with a penetrating drainage hole 12, the top of the drainage hole 12 is provided with a second filter screen 13, and the bottom of the drainage hole 12 is sleeved with the top of the drain pipe 14. The water contacting the billet 20 is collected by placing the water collecting disc 11 below the spray frame 8, filtered through the first filter screen 304 and the second filter screen 13, and the waste residue is filtered out to avoid clogging the spray nozzle 9, and the cooling water can also be recycled to save resources.

[0032] Reference Figure 2 The spray frame 8 is a "D-shaped" annular pipe, the pipe center of the spray frame 8 is provided with a roller way 17, the inner side of the roller way 17 is welded with a roller groove 18, the inner wall of the roller groove 18 is rotatably connected with a roller 19, and the top of the roller 19 is drivingly connected with a billet 20. By setting the "D-shaped" spray frame 8, the spray nozzles 9 below can be closer to the roller 19 and the billet 20 for cooling. By setting the roller groove 18 on the inner side of the roller way 17, when the roller 19 fails, the roller 19 can be directly taken out and a new roller 19 is placed, which is convenient to operate.

[0033] Reference Figure 2 The number of the spray frames 8 is set according to the length of the roller way, and the top and bottom of every two spray frames 8 are movably connected with a spray connecting pipe 801. By setting the movably connected spray connecting pipe 801, the length of the spray frame 8 can be assembled according to the length of the billet 20, so as to comprehensively cool the billet 20.

[0034] Reference Figure 2 The inner wall of the spray connecting pipe 801 is uniformly provided with a plurality of spray nozzles 9. By setting the uniformly distributed spray nozzles 9, and the spray nozzles 9 all face the position perpendicular to the billet 20, the bottom of the billet 20 and the roller 19 can be cooled at the same time.

[0035] Brief description of use: when the device is used for cooling, first connect the cooling water to the water inlet pipe 15, then open the water inlet valve 16, and then convey the billet 20 to the center of the spraying frame 8 through the roller 17, the high-pressure spraying water is sprayed from the "D-shaped" annularly distributed spraying nozzles 9 on the inner wall of the spraying frame 8 to the surface of the billet 20 to achieve the cooling effect, at the same time, the spraying nozzles 9 on the inner wall of the spraying frame connecting pipe 801 also cool the roller 19, so that all surfaces of the billet 20 can be uniformly cooled, and the water that contacts the billet 20 directly flows into the water collecting tray 11, the inner wall of the water collecting tray 11 is inclined to make the water flow to the drain hole 12, after being filtered by the second filter screen 13, the water flows into the filter 3, and then flows through the first filter screen 304 to be filtered again to remove the waste and impurities, so that the spraying nozzles 9 are not blocked, the cooling water can be recycled, and resources are saved.

[0036] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and those skilled in the art can make modifications to the embodiment without creative contribution according to the needs after reading the specification, as long as the modifications are within the scope of the claims of the utility model and are protected by the patent law.

Claims

1. A billet high-efficiency cooling device comprising a base (1), characterized in that: The bottom (1) is welded with a device platform (2), the top of the device platform (2) is mounted with a filter machine (3), the rear of the filter machine (3) is inserted with a connecting pipe (4), the other end of the connecting pipe (4) is sleeved with a water temperature regulator (5), the rear of the water temperature regulator (5) is inserted with a connecting pipe (4), the other end of the connecting pipe (4) is sleeved with a booster pump (6), one side of the booster pump (6) is inserted with a water inlet hose (7), the top of the bottom (1) is bolted with a support (10), the inner wall of the support (10) is bolted with a plurality of spray frames (8), the surface of the spray frame (8) is sleeved with the other end of the water inlet hose (7), and the inner wall of the spray frame (8) is mounted with a plurality of spray nozzles (9).

2. The high-efficiency cooling device for billets according to claim 1, characterized in that: The filter machine (3) comprises a filter machine shell (301), the inner wall of the filter machine shell (301) is provided with a filter screen frame (303), the top of the filter screen frame (303) is mounted with a first filter screen (304), the outer side of the first filter screen (304) is sleeved with a sealing rubber ring (305), the surface of the filter machine shell (301) is sleeved with a sealing rubber ring (305), and the top of the filter machine shell (301) is sleeved with a filter machine cover (302). The top of the filter machine cover (302) is sleeved with a drain pipe (14).

3. The high-efficiency cooling device for billets according to claim 2, characterized in that: The front of the filter machine shell (301) is sleeved with a water inlet pipe (15), and the surface of the water inlet pipe (15) is mounted with a water inlet valve (16).

4. The high-efficiency cooling device for billets according to claim 1, characterized in that: The inner wall of the support (10) is bolted with a water collecting disc (11), the bottom of the water collecting disc (11) is provided with a penetrating drain hole (12), the top of the drain hole (12) is mounted with a second filter screen (13), and the bottom of the drain hole (12) is sleeved with the top of the drain pipe (14).

5. The high-efficiency cooling device for billets according to claim 1, characterized in that: The spray frame (8) is a "D-shaped" annular pipeline, a roller bed (17) is arranged in the center of the pipeline of the spray frame (8), roller grooves (18) are welded on the inner side of the roller bed (17), roller wheels (19) are rotatably connected to the inner wall of the roller grooves (18), and steel billets (20) are drivingly connected to the top of the roller wheels (19).

6. The high-efficiency cooling device for billets according to claim 1, characterized in that: The number of the spray frame (8) is set according to the length of the roller bed, and spray connecting pipes (801) are movably connected to the top and bottom of every two spray frames (8).

7. The high-efficiency cooling device for billets according to claim 6, characterized in that: The inner wall of the spray connecting pipe (801) is uniformly mounted with a plurality of spray nozzles (9).

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