Environment-friendly hot rolling line
By designing sliding cleaning blocks and cleaning brushes to remove black scale in the hot rolling line, and using a residual heat recovery mechanism to transfer heat to the water tank, the problem of black scale removal and energy waste in the hot rolling line is solved, and the effective recovery and utilization of energy is achieved.
Patent Information
- Application Number
- CN202420154017.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-23
- Publication Date
- 2025-01-07
- Estimated Expiration
- 2034-01-23
AI Technical Summary
The heat energy stored on the extruded material in existing hot rolling lines cannot be recovered, resulting in energy waste, and the black scale generated during extrusion is difficult to clean.
An environmentally friendly hot rolling line was designed, which uses sliding cleaning blocks and cleaning brushes to clean the black scale that falls into the trough, and uses a residual heat recovery mechanism to transfer the heat emitted by the material to a water tank to achieve heat recovery.
It effectively cleaned up the black residue, reduced energy consumption, and achieved heat recovery and utilization.
Smart Images
Figure CN222306884U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of hot rolling lines, in particular to an environmentally friendly hot rolling line. Background Art
[0002] An environmentally friendly hot rolling line refers to the use of environmentally friendly technologies and equipment in the hot rolling production process to reduce the impact on the environment and the consumption of resources. This type of hot rolling line usually uses advanced hot rolling equipment and technology to reduce the generation of emissions. The construction and operation of an environmentally friendly hot rolling line can effectively reduce the negative impact on the environment. Therefore, more and more hot rolling production companies have begun to adopt environmentally friendly hot rolling lines to meet environmental standards and market demands.
[0003] Most of the existing hot rolling lines go through the steps of heating, extrusion and cooling during processing. Direct cooling after extrusion results in the inability to recover the heat energy stored in the material, thereby wasting energy. In addition, black skin will be produced during extrusion, and the black skin will fall directly to the ground and is not convenient for subsequent cleaning. Therefore, the utility model provides an environmentally friendly hot rolling line to solve the problems raised in the above-mentioned background technology. Utility Model Content
[0004] The utility model aims to solve the shortcomings existing in the prior art and proposes an environmentally friendly hot rolling line. The black skin on the material will be pressed off during extrusion, and the pressed black skin will fall into the inside of the drop groove. The cleaning block is driven by the sliding moving block to slide inside the drop groove, and the black skin is cleaned by the cleaning brush under the cleaning block, so that the cleaning of the black skin is more convenient. The extruded material comes to the inside of the residual heat recovery mechanism, and the heat emitted by the material is transferred to the water inside the water tank by the heat conduction block inside the residual heat recovery mechanism, thereby reducing energy consumption.
[0005] To achieve the above object, the utility model provides the following technical solution: an environmentally friendly hot rolling line, comprising a conveyor belt and a moving block, a heating mechanism is arranged at one side of the upper end of the conveyor belt, a pressing mechanism is arranged at one side of the middle of the upper end of the conveyor belt, a residual heat recovery mechanism is arranged at the other side of the middle of the upper end of the conveyor belt, and a cooling mechanism is arranged at the other side of the upper end of the conveyor belt;
[0006] The front end surface of the extrusion mechanism is provided with a collection box, and the lower end surface of the collection box is fixedly provided with four moving wheels, and both sides of the front end surface of the extrusion mechanism are provided with drop grooves at the lower side, and cleaning blocks are slidably provided at the lower side of the middle of the inner walls of the two drop grooves, and multiple cleaning brushes are fixedly provided on the lower end surfaces of the two cleaning blocks, and a motor is fixedly provided at the lower side of the middle of the front end surface of the extrusion mechanism, and an extrusion roller is provided at the middle position inside the extrusion mechanism;
[0007] A water tank is fixedly arranged inside the residual heat recovery mechanism, and a heat conduction block is embedded in the front inner wall, the rear inner wall and the inner top surface of the upper side of the residual heat recovery mechanism. A slide groove is provided at the lower side of the rear end surface of the residual heat recovery mechanism, and a slide plate is slidably arranged on the inner wall of the slide groove, and a connecting groove is provided between the end surfaces on the opposite sides of the two drop grooves;
[0008] Through the above technical scheme, the black skin on the material will be pressed off during extrusion, and the pressed black skin will fall into the drop trough. The sliding moving block drives the cleaning block to slide inside the drop trough, and the cleaning brush under the cleaning block will clean the black skin, making it more convenient to clean the black skin. The extruded material comes to the residual heat recovery mechanism, and the heat conduction block inside the residual heat recovery mechanism transfers the heat emitted by the material to the water inside the water tank, thereby reducing energy consumption and being more environmentally friendly.
[0009] Furthermore, a hanging ring is fixedly provided at both sides of the middle of the upper end surface of the residual heat recovery mechanism, a water pump is fixedly provided at the front side of the upper end surface of the residual heat recovery mechanism, one end of the water pump is fixedly connected to the water tank through a first water pipe, and the other end of the water pump is fixedly provided with a second water pipe;
[0010] Through the above technical solution, the residual heat recovery mechanism can be lifted up by the hanging ring for dismantling, and the water tank inside the residual heat recovery mechanism is filled with water and drained by a water pump, making it more convenient to replace the water inside the water tank.
[0011] Furthermore, the front inner wall and the rear inner wall of the lower side of the residual heat recovery mechanism are both embedded with balls, and the front and rear positions of the lower end surface of the residual heat recovery mechanism are both fixedly provided with support plates;
[0012] Through the above technical solution, the front and rear end faces of the conveyor belt are supported by the balls on the inner wall of the residual heat recovery mechanism, making the installation and disassembly of the residual heat recovery mechanism more convenient.
[0013] Furthermore, a heat insulation board is fixedly provided on the inner wall of the slide plate, a pull ring is fixedly provided on the middle position of the rear end face of the slide plate, a clamping block is fixedly provided on the front end face of the slide plate, a clamping groove is provided on the lower position of the front inner wall of the residual heat recovery mechanism, and the clamping block is clamped on the inner wall of the clamping groove;
[0014] Through the above technical solution, the heat insulation board of the slide plate is used to insulate the lower part of the conveyor belt, so that the temperature of the material is concentrated and dissipated from the inner top of the residual heat recovery mechanism, and then absorbed by the heat conduction block, so that the residual heat is better absorbed.
[0015] Furthermore, a connecting plate is fixedly arranged between the two cleaning blocks, the connecting plate is slidably arranged on the inner wall of the connecting groove, and the lower end surface of the connecting plate is fixedly arranged on the upper end surface of the moving block;
[0016] Through the above technical solution, the two cleaning blocks are connected by a connecting plate, and the connecting plate slides on the inner wall of the connecting groove, so that the sliding of the cleaning blocks is more stable.
[0017] Furthermore, a moving groove is provided at a middle position on the inner bottom surface of the connecting groove, the moving block is slidably arranged on the inner wall of the moving groove, a screw rod is rotatably arranged between the front inner wall and the rear inner wall of the moving groove, the moving block is threadedly sleeved on the outer end surface of the screw rod, and the screw rod is fixedly connected to the output end of the motor;
[0018] Through the above technical solution, the motor drives the screw rod to rotate, thereby driving the moving block to slide on the inner wall of the moving groove, and the sliding moving block drives the connecting plate to slide on the inner wall of the connecting groove. The sliding connecting plate can drive the cleaning block to clean the falling groove, making it easier to clean the fallen black skin.
[0019] Furthermore, inclined blocks are fixedly arranged on both sides of the rear side of the upper end surface of the collection box, and limiting blocks are fixedly arranged on both sides of the front side of the lower end surface of the residual heat recovery mechanism, and the two limiting blocks are respectively arranged on the inner walls of both sides of the collection box, and a plurality of support rods are fixedly arranged on the lower end surface of the conveyor belt;
[0020] Through the above technical solution, the oblique block facilitates the brushed black skin to fall into the collection box, and the collection box is limited by the limiting block to prevent the black skin from falling on the ground due to its placement deviation.
[0021] The utility model has the following beneficial effects:
[0022] 1. The environmentally friendly hot rolling line proposed by the utility model places the material on the conveyor belt. The material conveyed by the conveyor belt is first heated by the heating mechanism, and then extruded by the extrusion mechanism. The black skin on the material will be pressed off during the extrusion, and the pressed black skin will fall into the falling groove. The cleaning brush under the cleaning block will clean the black skin, and the brushed black skin will fall into the collecting box. The collecting box can be easily moved by the moving wheel, so that it is more convenient to clean the black skin.
[0023] 2. In the environment-friendly hot rolling line proposed by the utility model, the extruded material comes into the residual heat recovery mechanism, and the heat emitted by the material is transferred to the water in the water tank by the heat conduction block inside the residual heat recovery mechanism. The residual heat generated by the material heats the water in the water tank to make the water boil, which has the effect of energy recovery, thereby reducing energy consumption. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 It is an axonometric schematic diagram of the utility model;
[0025] Figure 2 It is a side cross-sectional schematic diagram of the residual heat recovery mechanism of the utility model;
[0026] Figure 3 It is a front cross-sectional schematic diagram of the extrusion mechanism of the utility model;
[0027] Figure 4 For the utility model Figure 1 An enlarged schematic diagram of point A.
[0028] Legend:
[0029] 1. Heating mechanism; 2. Conveyor belt; 3. Extrusion mechanism; 4. Hanging ring; 5. Residual heat recovery mechanism; 6. Water pump; 7. First water pipe; 8. Cooling mechanism; 9. Second water pipe; 10. Support plate; 11. Collection box; 12. Support rod; 13. Heat conduction block; 14. Water tank; 15. Ball bearing; 16. Pull ring; 17. Slide; 18. Heat insulation board; 19. Slide plate; 20. Slot; 21. Block; 22. Extrusion roller; 23. Connecting plate; 24. Cleaning brush; 25. Moving slot; 26. Moving block; 27. Screw rod; 28. Cleaning block; 29. Drop slot; 30. Connecting slot; 31. Limit block; 32. Inclined block; 33. Moving wheel; 34. Motor. DETAILED DESCRIPTION
[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0031] Example
[0032] Reference Figure 1-4 The utility model provides an embodiment: an environmentally friendly hot rolling line, including a conveyor belt 2 and a moving block 26. A heating mechanism 1 is arranged at one side of the upper end of the conveyor belt 2. The heating mechanism 1 heats the material to facilitate the extrusion of the material. An extrusion mechanism 3 is arranged at one side of the middle of the upper end of the conveyor belt 2. The material is extruded by the extrusion mechanism 3 to make the material flat. A residual heat recovery mechanism 5 is arranged at the other side of the middle of the upper end of the conveyor belt 2. The temperature emitted by the material is recovered by the residual heat recovery mechanism 5 to achieve the effect of energy recovery. A cooling mechanism 8 is arranged at the other side of the upper end of the conveyor belt 2. The material on the conveyor belt 2 is cooled by the cooling mechanism 8.
[0033] A collecting box 11 is provided on the front end surface of the extrusion mechanism 3, through which the swept black skin is loaded, so as to facilitate subsequent cleaning. Four moving wheels 33 are fixedly provided on the lower end surface of the collecting box 11, and the moving wheels 33 facilitate the movement of the collecting box 11 on the ground. Drop grooves 29 are provided on both sides of the front end surface of the extrusion mechanism 3 at the lower side, and the squeezed black skin falls into the inside of the dropping groove 29. Cleaning blocks 28 are slidably provided at the lower side of the middle of the inner wall of the two dropping grooves 29. The cleaning blocks 28 use the cleaning brushes 24 below to brush and clean the black skin on the bottom surface of the dropping groove 29. A plurality of cleaning brushes 24 are fixedly provided on the lower end surfaces of the two cleaning blocks 28. A motor 34 is fixedly provided at the lower side of the middle of the front end surface of the extrusion mechanism 3, and the screw rod 27 is driven to rotate by the motor 34. An extrusion roller 22 is provided at the middle position of the extrusion mechanism 3.
[0034] A water tank 14 is fixedly arranged inside the residual heat recovery mechanism 5, and a heat conduction block 13 is embedded in the front inner wall, the rear inner wall and the inner top surface of the upper side of the residual heat recovery mechanism 5. A slide groove 17 is provided at the lower side of the rear end surface of the residual heat recovery mechanism 5, and a slide plate 19 is slidably provided on the inner wall of the slide groove 17. A connecting groove 30 is provided between the end surfaces of the two opposite sides of the drop grooves 29. The black skin on the material will be pressed off during extrusion, and the pressed black skin will fall into the inside of the drop groove 29. The cleaning block 28 is driven by the sliding moving block 26 to slide inside the drop groove 29, and the cleaning brush 24 under the cleaning block 28 cleans the black skin, making it more convenient to clean the black skin. The extruded material comes to the inside of the residual heat recovery mechanism 5, and the heat conduction block 13 inside the residual heat recovery mechanism 5 transfers the heat emitted by the material to the water inside the water tank 14, thereby reducing energy consumption and being more environmentally friendly.
[0035] Hanging rings 4 are fixedly provided on both sides of the middle of the upper end surface of the residual heat recovery mechanism 5, and a water pump 6 is fixedly provided on the front side of the upper end surface of the residual heat recovery mechanism 5. One end of the water pump 6 is fixedly connected to the water tank 14 through a first water pipe 7, and the other end of the water pump 6 is fixedly provided with a second water pipe 9. The residual heat recovery mechanism 5 can be lifted by the hanging ring 4 to dismantle the mechanism. The water tank 14 inside the residual heat recovery mechanism 5 is filled with water and drained by the water pump 6, so that it is more convenient to replace the water in the water tank 14. Ball bearings 15 are embedded in the front inner wall and the rear inner wall of the lower side of the residual heat recovery mechanism 5. Support plates 10 are fixedly provided on the front and rear positions of the lower end surface of the residual heat recovery mechanism 5. The front and rear end surfaces of the conveyor belt 2 are supported by the ball bearings 15 on the inner wall of the residual heat recovery mechanism 5, so that the installation and disassembly of the residual heat recovery mechanism 5 are more convenient.
[0036] An insulation board 18 is fixedly provided on the inner wall of the slide plate 19, a pull ring 16 is fixedly provided on the middle position of the rear end face of the slide plate 19, a clamping block 21 is fixedly provided on the front end face of the slide plate 19, a clamping groove 20 is provided on the lower side of the inner wall of the front side of the residual heat recovery mechanism 5, and the clamping block 21 is clamped on the inner wall of the clamping groove 20. The insulation board 18 of the slide plate 19 is used to insulate the lower part of the conveyor belt 2, so that the temperature of the material is concentrated and dissipated from the inner top of the residual heat recovery mechanism 5, and then absorbed by the heat conduction block 13, so that the residual heat is better absorbed. A connecting plate 23 is fixedly provided between the two cleaning blocks 28, and the connecting plate 23 is slidably provided on the inner wall of the connecting groove 30, and the lower end face of the connecting plate 23 is fixedly provided on the upper end face of the moving block 26. The two cleaning blocks 28 are connected by the connecting plate 23, and the connecting plate 23 slides on the inner wall of the connecting groove 30, so that the sliding of the cleaning block 28 is more stable.
[0037] A moving groove 25 is provided in the middle of the inner bottom surface of the connecting groove 30, and a moving block 26 is slidably arranged on the inner wall of the moving groove 25. A screw rod 27 is rotatably arranged between the front inner wall and the rear inner wall of the moving groove 25. The moving block 26 is threadedly sleeved on the outer end surface of the screw rod 27. The screw rod 27 is fixedly connected to the output end of the motor 34. The motor 34 drives the screw rod 27 to rotate, thereby driving the moving block 26 to slide on the inner wall of the moving groove 25, and the sliding moving block 26 drives the connecting plate 23 to slide on the inner wall of the connecting groove 30, and the sliding connecting plate 23 can drive the cleaning block 28 to remove The chute 29 is cleaned to make it easier to clean the fallen black skin. Inclined blocks 32 are fixedly provided on both sides of the rear side of the upper end surface of the collecting box 11. Limiting blocks 31 are fixedly provided on both sides of the front side of the lower end surface of the residual heat recovery mechanism 5. The two limiting blocks 31 are respectively provided on the inner walls of both sides of the collecting box 11. A plurality of supporting rods 12 are fixedly provided on the lower end surface of the conveyor belt 2. The inclined blocks 32 facilitate the brushed black skin to fall into the collecting box 11. The collecting box 11 is limited by the limiting blocks 31 to prevent the black skin from falling to the ground due to its placement deviation.
[0038] Working principle: the material is placed on the conveyor belt 2, and the conveyed material passing through the conveyor belt 2 is first heated by the heating mechanism 1, and then squeezed by the squeezing mechanism 3. The black skin on the material will be squeezed off during squeezing, and the squeezed black skin will fall into the drop groove 29. The motor 34 is started to drive the screw rod 27 to rotate, so that the moving block 26 is driven to slide in the moving groove 25 through the threaded block, and the cleaning block 28 is driven to slide in the drop groove 29 through the sliding moving block 26. The cleaning brush 24 under the cleaning block 28 cleans the black skin, and the black skin that is brushed falls and is collected. Inside the collecting box 11, the collecting box 11 can be easily moved by the moving wheel 33, so that the black skin is more convenient to clean. The extruded material comes to the residual heat recovery mechanism 5, and the heat conduction block 13 inside the residual heat recovery mechanism 5 transfers the heat emitted by the material to the water inside the water tank 14, thereby reducing energy consumption and being more environmentally friendly. The material is finally cooled by the cooling mechanism 8, and the boiling water in the water tank 14 is extracted by the water pump 6 and discharged through the second water pipe 9, and then the cold water is pumped into the water tank 14 by the reversed water pump 6.
[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. An environmentally friendly hot rolling line, comprising a conveyor belt (2) and a moving block (26), characterized in that: A heating mechanism (1) is provided at one side of the upper end of the conveyor belt (2), a pressing mechanism (3) is provided at the middle of the upper end of the conveyor belt (2), a residual heat recovery mechanism (5) is provided at the other side of the middle of the upper end of the conveyor belt (2), and a cooling mechanism (8) is provided at the other side of the upper end of the conveyor belt (2); The front end surface of the extrusion mechanism (3) is provided with a collection box (11), and the lower end surface of the collection box (11) is fixedly provided with four moving wheels (33). Drop grooves (29) are provided at the lower sides of both sides of the front end surface of the extrusion mechanism (3), and cleaning blocks (28) are slidably provided at the lower middle positions of the inner walls of the two drop grooves (29), and a plurality of cleaning brushes (24) are fixedly provided at the lower middle positions of the two cleaning blocks (28). A motor (34) is fixedly provided at the lower middle position of the front end surface of the extrusion mechanism (3), and an extrusion roller (22) is provided at the middle position inside the extrusion mechanism (3); A water tank (14) is fixedly arranged inside the residual heat recovery mechanism (5); a heat conduction block (13) is embedded in the front inner wall, rear inner wall and inner top surface of the upper side of the residual heat recovery mechanism (5); a slide groove (17) is provided at the lower side of the rear end surface of the residual heat recovery mechanism (5); a slide plate (19) is slidably arranged on the inner wall of the slide groove (17); and a connecting groove (30) is provided between the end surfaces of the two opposite sides of the drop grooves (29).
2. The environmentally friendly hot rolling line according to claim 1, characterized in that: A hanging ring (4) is fixedly provided at both sides of the middle of the upper end surface of the residual heat recovery mechanism (5), a water pump (6) is fixedly provided at the front side of the upper end surface of the residual heat recovery mechanism (5), one end of the water pump (6) is fixedly connected to the water tank (14) via a first water pipe (7), and a second water pipe (9) is fixedly provided at the other end of the water pump (6).
3. The environmentally friendly hot rolling line according to claim 1, characterized in that: Balls (15) are embedded in the front inner wall and the rear inner wall of the lower side of the residual heat recovery mechanism (5), and support plates (10) are fixedly arranged at the front and rear positions of the lower end surface of the residual heat recovery mechanism (5).
4. The environmentally friendly hot rolling line according to claim 1, characterized in that: A heat insulation plate (18) is fixedly provided on the inner wall of the slide plate (19), a pull ring (16) is fixedly provided on the middle position of the rear end face of the slide plate (19), a clamping block (21) is fixedly provided on the front end face of the slide plate (19), a clamping groove (20) is provided on the lower side of the front inner wall of the residual heat recovery mechanism (5), and the clamping block (21) is clamped on the inner wall of the clamping groove (20).
5. The environmentally friendly hot rolling line according to claim 1, characterized in that: A connecting plate (23) is fixedly arranged between the two cleaning blocks (28); the connecting plate (23) is slidably arranged on the inner wall of the connecting groove (30); and the lower end surface of the connecting plate (23) is fixedly arranged on the upper end surface of the moving block (26).
6. The environmentally friendly hot rolling line according to claim 1, characterized in that: A moving groove (25) is provided at a middle position on the inner bottom surface of the connecting groove (30); the moving block (26) is slidably arranged on the inner wall of the moving groove (25); a screw rod (27) is rotatably arranged between the front inner wall and the rear inner wall of the moving groove (25); the moving block (26) is threadedly sleeved on the outer end surface of the screw rod (27); and the screw rod (27) is fixedly connected to the output end of the motor (34).
7. The environmentally friendly hot rolling line according to claim 1, characterized in that: The upper end surface of the collection box (11) is fixedly provided with inclined blocks (32) at both sides of the rear side, and the lower end surface of the residual heat recovery mechanism (5) is fixedly provided with limit blocks (31) at both sides of the front side. The two limit blocks (31) are respectively arranged on the inner walls of both sides of the collection box (11), and the lower end surface of the conveyor belt (2) is fixedly provided with a plurality of support rods (12).