Strip laminar cooling device

Abstract

The strip steel laminar flow cooling device disclosed by the utility model comprises a box body, wherein conveying rollers are arranged at the upper and lower ends of the inner walls on both sides of the box body, a water storage tank is fixedly installed at the bottom end of the interior of the box body, a guide groove is opened at the top of the water storage tank, a water guide pipe is fixedly embedded at the lower end of one side of the water storage tank, and the water guide pipe runs through the side wall of the box body, a water pump is fixedly installed at the lower end of one side of the box body, a cooling mechanism is fixedly installed at the middle part of the outer wall of one side of the box body, and the water guide pipes are connected with the water pump and the cooling mechanism, a water spray mechanism body is fixedly connected to the inner walls on both sides of the box body, one end of the water guide pipe is connected to the water spray mechanism body, and support plates are fixedly connected to the lower surfaces of both sides of the water spray mechanism body. The utility model can adjust the angle of the nozzle, and then can cool the bottom of strip steels of different specifications, thereby improving the practicability of the device, and at the same time can achieve the effect of water circulation and repeated utilization to avoid waste of water resources.

Description

Technical Field

[0001] The utility model relates to the technical field of strip steel production equipment, in particular to a strip steel laminar flow cooling device. Background Art

[0002] Laminar cooling is a post-rolling online controlled cooling process for hot-rolled steel plates or strips using laminar water flow. Several laminar headers are installed above the output roller table of the finishing mill to form a cooling belt. After hot rolling, the steel plates (strips) pass through the cooling belt for accelerated cooling.

[0003] At present, when cooling the strip, the traditional cooling device cannot cool the bottom of the strip, which often leads to uneven cooling of the bottom of the strip, resulting in poor cooling effect and reduced work efficiency. At the same time, the traditional cooling device requires a large amount of cooling water for cooling, and the cooling water is directly discharged, resulting in a waste of water resources. Utility Model Content

[0004] The utility model aims to provide a strip steel laminar flow cooling device to solve the problems that the existing cooling device cannot cool the bottom of the strip steel, resulting in uneven cooling and water waste caused by the external discharge of cooling water.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a strip steel laminar flow cooling device, comprising a box body, conveying rollers are arranged at the upper and lower ends of the inner walls on both sides of the box body, a water storage tank is fixedly installed at the bottom end of the box body, a guide groove is opened on the top of the water storage tank, a water guide pipe is fixedly embedded at the lower end of one side of the water storage tank, and the water guide pipe runs through the side wall of the box body, a water pump is fixedly installed at the lower end of one side of the box body, a cooling mechanism is fixedly installed at the middle of the outer wall of one side of the box body, and the water guide pipes are connected to the water pump and the cooling mechanism, the inner walls on both sides of the box body are fixedly connected to the water spray mechanism body, and one end of the water guide pipe is connected to the water spray mechanism body, and the lower surfaces on both sides of the water spray mechanism body are fixedly connected A support plate is connected, and movable support seats are fixedly installed on both sides of the top of the two support plates. Rotating shafts are rotatably connected to the two movable support seats, and one end of the two rotating shafts is fixedly connected to the first gear, and a limiting ring is fixedly connected between the two rotating shafts. Hoses are provided on the inner surfaces of both sides of the water spraying mechanism body, and the hoses are fixedly connected to the limiting rings, and nozzles are provided at one end of the two hoses. Lifting pipes are fixedly installed on one side of the top of the two support plates, and the lifting pipes respectively penetrate the water spraying mechanism body and the box body and extend to the outer end, motors are fixedly installed on both sides of the top of the box body, and the output ends of the two motors are fixedly connected to transmission shafts, and one end of the two transmission shafts is fixedly connected to the second gear.

[0006] As a preferred solution of the utility model, a filter screen is fixedly connected to the lower surface of the inner part of the guide groove.

[0007] As a preferred solution of the utility model, through holes are provided at both upper and lower ends of one side of the lifting tube.

[0008] As a preferred solution of the utility model, racks are slidably connected inside the two lifting tubes, and the racks are meshedly connected with the first gear and the second gear.

[0009] As a preferred solution of the utility model, an air collecting hood is fixedly installed on the top of the box body.

[0010] Compared with the prior art, the beneficial effect of the strip laminar cooling device of the utility model is that the motor starts to drive the transmission shaft to rotate, and the angle of the nozzle can be adjusted through the linkage and coordination of the first gear, rack, lifting tube, second gear, rotating shaft, and limit ring, so that the bottom of the strip steel of different specifications can be cooled, thereby improving the practicality of the device. At the same time, through the arrangement of water storage tanks, filter nets, water pipes, water pumps, and cooling mechanisms, the effect of water recycling and reuse can be achieved, thereby avoiding waste of water resources, and the wind collecting hood can prevent the internal water vapor content from being too high, thereby affecting the working environment and personnel health. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. Obviously, the drawings described below are only examples of the embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0012] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0013] Figure 2 It is a cross-sectional structural schematic diagram of an embodiment of the utility model;

[0014] Figure 3 This is a schematic diagram of the water storage tank structure in the embodiment of the utility model;

[0015] Figure 4 This is a schematic cross-sectional view of the water spray mechanism body in the embodiment of the utility model;

[0016] Figure 5 It is a schematic diagram of the enlarged structure at A;

[0017] Figure 6 This is a schematic diagram of the enlarged structure at point B.

[0018] Figure numerals: 1. Box body; 11. Water storage tank; 12. Guide groove; 13. Filter screen; 2. Conveying roller; 3. Water guide pipe; 31. Water pump; 32. Cooling mechanism; 4. Water spraying mechanism body; 41. Hose; 42. Support plate; 43. Spray head; 5. Lifting pipe; 51. Through hole; 52. Rack; 6. Movable supporting seat; 61. Rotating shaft; 62. First gear; 7. Limiting ring; 8. Motor; 81. Transmission shaft; 82. Second gear; 9. Wind collecting hood. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiments of the present invention more clear, the embodiments of the present invention are further described in detail in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0020] In the description of the embodiments of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "inside", "outside", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the embodiments of the present invention.

[0021] In the description of the embodiments of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, an integral connection, or a detachable connection; it can be the internal connection of two components; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0022] See also Figure 1-6 As shown, the strip steel laminar cooling device of the utility model embodiment comprises a box body 1, and conveying rollers 2 are arranged at both ends of the inner wall of both sides of the box body 1, a water storage tank 11 is fixedly installed at the bottom end of the box body 1, and a guide groove 12 is opened on the top of the water storage tank 11, and a water guide pipe 3 is fixedly embedded at the lower end of one side of the water storage tank 11, and the water guide pipe 3 runs through the side wall of the box body 1, a water pump 31 is fixedly installed at the lower end of one side of the box body 1, and a cooling mechanism 32 is fixedly installed at the middle of the outer wall of one side of the box body 1, and the water guide pipe 3 is connected to the water pump 31 is connected to the cooling mechanism 32, the inner walls on both sides of the box body 1 are fixedly connected to the water spray mechanism body 4, and one end of the water pipe 3 is connected to the water spray mechanism body 4, the lower surfaces on both sides of the water spray mechanism body 4 are fixedly connected to support plates 42, and movable support seats 6 are fixedly installed on both sides of the top of the two support plates 42, and the two movable support seats 6 are rotatably connected to the rotating shafts 61, one end of the two rotating shafts 61 is fixedly connected to the first gear 62, and a limiting ring 7 is fixedly connected between the two rotating shafts 61.

[0023] Hoses 41 are provided on the inner surfaces of both sides of the water spray mechanism body 4, and the hoses 41 are fixedly connected to the limiting ring 7. A nozzle 43 is provided at one end of the two hoses 41. A lifting pipe 5 is fixedly installed on one side of the top of the two support plates 42, and the lifting pipe 5 respectively penetrates the water spray mechanism body 4 and the box body 1 and extends to the outer end. Motors 8 are fixedly installed on both sides of the top of the box body 1, and the output ends of the two motors 8 are fixedly connected to the transmission shaft 81, and one end of the two transmission shafts 81 is fixedly connected to the second gear 82.

[0024] A filter screen 13 is fixedly connected to the lower surface of the guide groove 12 , and the filter screen 13 can filter out impurities that fall.

[0025] Through holes 51 are provided at both upper and lower ends of one side of the lifting tube 5 , so that the rack 52 can mesh with the first gear 62 and the second gear 82 respectively.

[0026] The two lifting tubes 5 are slidably connected with racks 52 inside, and the racks 52 are meshed and connected with the first gear 62 and the second gear 82 . The rotation of the second gear 82 drives the first gear 62 to rotate through the racks 52 .

[0027] An air collecting hood 9 is fixedly mounted on the top of the box body 1 , through which the water vapor inside the box body 1 can be discharged.

[0028] When the strip steel is cooled by the embodiment of the utility model, the conveying roller 2 is first driven to convey the strip steel, and then the water spray mechanism body 4 is started to cool the strip steel on the top and both sides. When the bottom of the strip steel needs to be cooled, the motor 8 is first started to drive the transmission shaft 81 to rotate, and the transmission shaft 81 drives the second gear 82 to rotate. The second gear 82 rotates through the rack 52 to drive the first gear 62 to rotate. The first gear 62 rotates through the rotating shaft 61 to drive the limit ring 7 to rotate. The limit ring 7 rotates to adjust the angle of the hose 41, so that the strip steel is cooled more evenly. After the cooling water cools the strip steel, the falling cooling water will flow along the guide groove 12 to the filter screen 13, and finally flow into the water tank 11. Then the water pump 31 and the cooling mechanism 32 are started, so that the water inside the water tank 11 can flow to the water spray mechanism body 4 through the water guide pipe 3, thereby achieving the effect of water recycling and avoiding the waste of water resources. When the water vapor content inside the box body 1 is large, the water vapor inside the box body 1 can be discharged through the wind collecting hood 9.

[0029] The above shows and describes the basic principles of the present invention. The above are only preferred embodiments of the present invention and are not intended to limit the present invention. The above embodiments and descriptions in the specification are only intended to illustrate the principles of the present invention. Without departing from the scope of the present invention, any modifications, equivalent substitutions and improvements made within the spirit and scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A strip laminar cooling device, comprising a box (1), characterized in that: Conveying rollers (2) are provided at both upper and lower ends of the inner walls on both sides of the box body (1); a water storage tank (11) is fixedly installed at the bottom end of the box body (1); a guide groove (12) is provided at the top of the water storage tank (11); a water pipe (3) is fixedly embedded at the lower end of one side of the water storage tank (11), and the water pipe (3) runs through the side wall of the box body (1); a water pump (31) is fixedly installed at the lower end of one side of the box body (1); a cooling mechanism (32) is fixedly installed at the middle of the outer wall of one side of the box body (1), and the water pipe (3) is connected to the water pump (31) and the cooling mechanism (32); a water spray mechanism body (4) is fixedly connected to the inner walls on both sides of the box body (1), and one end of the water pipe (3) is connected to the inside of the water spray mechanism body (4); support plates (42) are fixedly connected to the lower surfaces of both sides of the water spray mechanism body (4); the tops of the two support plates (42) are fixed on both sides. A movable support seat (6) is installed, and the two movable support seats (6) are both rotatably connected with a rotating shaft (61), and one end of the two rotating shafts (61) is fixedly connected with a first gear (62), and a limit ring (7) is fixedly connected between the two rotating shafts (61). The inner surfaces of both sides of the water spray mechanism body (4) are provided with hoses (41), and the hoses (41) are fixedly connected to the limit ring (7), and one end of the two hoses (41) is provided with a spray head (43), and one side of the top of the two support plates (42) is fixedly installed with a lifting pipe (5), and the lifting pipe (5) respectively penetrates the water spray mechanism body (4) and the box body (1) and extends to the outer end, and the two sides of the top of the box body (1) are fixedly installed with a motor (8), and the output ends of the two motors (8) are fixedly connected with a transmission shaft (81), and one end of the two transmission shafts (81) is fixedly connected with a second gear (82).

2. The strip laminar cooling device according to claim 1 is characterized in that: The inner lower surface of the guide groove (12) is fixedly connected with a filter screen (13).

3. The strip laminar cooling device according to claim 1 is characterized in that: Through holes (51) are provided at both upper and lower ends of one side of the lifting tube (5).

4. The strip laminar cooling device according to claim 1, characterized in that: The two lifting tubes (5) are slidably connected with racks (52) inside, and the racks (52) are meshedly connected with the first gear (62) and the second gear (82).

5. The strip laminar cooling device according to claim 1, characterized in that: An air collecting hood (9) is fixedly mounted on the top of the box body (1).

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