Cooling equipment for continuous casting machine
By designing a cooling equipment including a water pump, an in-machine water tank, a waste heat recovery water tank and a heat exchanger, the problem of reducing heat exchange capacity caused by the rise in the heat dissipation water temperature in the prior art is solved, and continuous cooling of heat dissipation water and effective cold and heat exchange of castings are realized.
Patent Information
- Application Number
- CN202421834183.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-06-06
- Estimated Expiration
- 2034-07-31
AI Technical Summary
After long-term use of the cooling equipment of the existing continuous casting machine, the temperature of the heat dissipation water increases, resulting in a decrease in the heat exchange capacity between the circulating water and the inner wall of the pipe, affecting the heat exchange effect.
A cooling equipment including a water pump, a water tank in the machine, a waste heat recovery water tank and a heat exchanger is designed. The pressure in the water tank in the machine is adjusted through a pressure pump, so that the heat dissipation water is returned to the waste heat recovery water tank and then back to the heat exchanger, achieving continuous cooling of the heat dissipation water.
It effectively avoids the increase in the temperature of the heat dissipation water, maintains the cooling effect, ensures continuous cold and heat exchange of the casting billet, and improves the heat exchange efficiency.
Smart Images
Figure CN222944467U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of continuous casting machines, in particular to cooling equipment for continuous casting machines. Background Art
[0002] Continuous steel casting is a production process that continuously casts high-temperature molten steel into billets with a certain cross-sectional shape and certain size specifications. The equipment required to complete this process is called a continuous casting equipment set. After the continuous casting machine casts the molten steel into billets, it needs to be cooled before the billets can be processed in the next step.
[0003] In the prior art, a similar cooling method is that when the cooling water circulates in the pipeline, the ingot is subjected to heat exchange, thereby cooling the ingot. At the same time, when the ingot is subjected to heat exchange for a long period of time, the temperature of the cooling water in the pipeline rises, thereby reducing the heat exchange capacity between the circulating water and the inner wall of the pipe, thereby affecting the heat exchange effect. Utility Model Content
[0004] The main purpose of the utility model is to provide a cooling device for a continuous casting machine, which can effectively solve the problems in the background technology.
[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0006] A cooling device for a continuous casting machine comprises a support frame, a placing bin is installed on the inner side of the support frame, a cooling mechanism is arranged at the inner bottom of the support frame, the cooling mechanism comprises a water pump fixedly connected to the inner bottom of the support frame, an organic water tank is placed on one side of the support frame, a connecting pipe is installed at one end of the water pump, a delivery pipe is installed at the upper end of the water pump, one end of the delivery pipe is fixedly connected to a waste heat recovery water tank, a rear end of the waste heat recovery water tank is fixedly connected to a docking pipe, one end of the docking pipe is fixedly connected to a circulation pipe, the outer side of the circulation pipe is fixedly connected to a mounting frame, one end of the waste heat recovery water tank is fixedly connected to a corresponding pipe near the rear side of the delivery pipe, the lower end of the corresponding pipe is fixedly connected to a mounting pipe, the front end of the mounting pipe is fixedly connected to a heat exchanger, one end of the heat exchanger is fixedly connected to a drain pipe, and the placing bin and the circulation pipe are made of metal.
[0007] Preferably, one end of the water tank in the machine is fixedly connected to a clearing pipe, the other end of the clearing pipe is installed with a pressure pump, the other end of the connecting pipe is fixedly connected to the other end of the water tank in the machine, the connecting pipe and the water tank in the machine are connected, and the delivery pipe and the waste heat recovery water tank are connected.
[0008] Preferably, the waste heat recovery water tank is connected to the docking pipe, the flow pipe is close to the front end of the placement bin, the mounting frame is fixedly connected to the placement bin, the flow pipe is S-shaped, and the corresponding pipe is connected to the waste heat recovery water tank.
[0009] Preferably, the lower end of the heat exchanger is fixedly connected to the inner bottom of the support frame near the rear side of the water pump, the drain pipe and the heat exchanger are connected, the mounting pipe and the heat exchanger are connected, and the other end of the drain pipe is fixedly connected to the other end of the water tank in the machine near the upper side of the connecting pipe.
[0010] Preferably, the drain pipe is connected to the water tank inside the machine, the dredging pipe is connected to the water tank inside the machine, and the lower end of the pressure pump is fixedly connected to the inner bottom of the support frame on one side close to the water tank inside the machine.
[0011] Preferably, a baffle is fixedly connected to the upper end of the support frame, a base is fixedly connected to the lower end of the support frame, and a reinforcement plate is fixedly connected to the inner side of the support frame near the lower side of the placement bin, the reinforcement plate is triangular in shape, and there are multiple groups of reinforcement plates.
[0012] Compared with the prior art, the utility model has the following beneficial effects:
[0013] 1. By changing the pressure in the water tank inside the machine, the heat dissipation water in the inner side of the circulation pipe can flow back to the inner side of the waste heat recovery water tank, and the heat dissipation water can flow back to the inner side of the heat exchanger, so that the heat exchanger can cool the heat dissipation water, so that the cooled heat dissipation water flows to the inner side of the water tank inside the machine, and the cooled heat dissipation water can flow to the inner side of the circulation pipe again, so that the cooled heat dissipation water does not affect the heat exchange of the ingot. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the appearance of the utility model;
[0015] Figure 2 This is a schematic diagram of the internal structure of the utility model;
[0016] Figure 3 The cooling mechanism of the utility model is partially schematically shown. Figure 1 ;
[0017] Figure 4 The cooling mechanism of the utility model is partially schematically shown. Figure 2 ;
[0018] Figure 5 The cooling mechanism of the utility model is partially schematically shown. Figure 3 ;
[0019] Figure 6 It is a schematic diagram of the structure of the storage bin part of the utility model.
[0020] In the figure: 1. support frame; 2. placement bin; 3. baffle; 4. base; 5. reinforcement plate; 6. cooling mechanism; 61. water tank in the machine; 62. water pump; 63. connecting pipe; 64. delivery pipe; 65. waste heat recovery water tank; 66. docking pipe; 67. circulation pipe; 68. mounting frame; 69. corresponding pipe; 610. heat exchanger; 611. drain pipe; 612. mounting pipe; 613. dredging pipe; 614. pressure pump; 615. outlet pipe; 616. water supply pipe; 617. strengthening beam. DETAILED DESCRIPTION
[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0022] like Figure 1-4 As shown, a cooling device for a continuous casting machine includes a support frame 1, a storage bin 2 is installed on the inner side of the support frame 1, a cooling mechanism 6 is arranged on the inner bottom of the support frame 1, the cooling mechanism 6 includes a water pump 62 fixedly connected to the inner bottom of the support frame 1, an organic water tank 61 is placed on one side of the support frame 1, a connecting pipe 63 is installed at one end of the water pump 62, a delivery pipe 64 is installed at the upper end of the water pump 62, a waste heat recovery water tank 65 is fixedly connected to one end of the delivery pipe 64, and a waste heat recovery water tank 65 is disposed on the inner bottom of the support frame 1. The rear end is fixedly connected with a docking pipe 66, one end of the docking pipe 66 is fixedly connected with a circulation pipe 67, the outer side of the circulation pipe 67 is fixedly connected with a mounting bracket 68, one end of the waste heat recovery water tank 65 is fixedly connected with a corresponding pipe 69 near the rear side of the delivery pipe 64, the lower end of the corresponding pipe 69 is fixedly connected with a mounting pipe 612, the front end of the mounting pipe 612 is fixedly connected with a heat exchanger 610, one end of the heat exchanger 610 is fixedly connected with a drain pipe 611, and the placement bin 2 and the circulation pipe 67 are made of metal.
[0023] In this embodiment, one end of the water tank 61 in the machine is fixedly connected with a dredging pipe 613, and the other end of the dredging pipe 613 is installed with a pressure pump 614. The other end of the connecting pipe 63 is fixedly connected to the other end of the water tank 61 in the machine, and the connecting pipe 63 and the water tank 61 in the machine are connected. The delivery pipe 64 and the waste heat recovery water tank 65 are connected, and the waste heat recovery water tank 65 and the docking pipe 66 are connected. The circulation pipe 67 is close to the front end of the placement bin 2, and the mounting frame 68 is fixedly connected to the placement bin 2. The shape of the circulation pipe 67 is S-shaped, and the corresponding pipe 69 is connected to the waste heat recovery water tank 65 are interconnected, the lower end of the heat exchanger 610 is fixedly connected to the inner bottom of the support frame 1 near the rear side of the water pump 62, the drain pipe 611 is interconnected with the heat exchanger 610, the mounting pipe 612 is interconnected with the heat exchanger 610, the other end of the drain pipe 611 is fixedly connected to the other end of the in-machine water tank 61 near the upper side of the connecting pipe 63, the drain pipe 611 is interconnected with the in-machine water tank 61, the dredging pipe 613 is interconnected with the in-machine water tank 61, and the lower end of the pressure pump 614 is fixedly connected to the inner bottom of the support frame 1 near one side of the in-machine water tank 61.
[0024] Specifically, the pressure pump 614 is started, and the pressure pump 614 adjusts the pressure inside the water tank 61 in the machine through the dredging pipe 613, so that the heat dissipation water inside the circulation pipe 67 flows back to the inside of the waste heat recovery water tank 65, and the heat dissipation water flows back to the inside of the corresponding pipe 69, and the heat dissipation water flows back to the inside of the heat exchanger 610 through the installation pipe 612, and the heat exchanger 610 cools the heat dissipation water, and the heat dissipation water flows back to the inside of the water tank 61 in the machine through the drainage pipe 611, and then the heat dissipation water flows to the inside of the circulation pipe 67 through the water pump 62. , so that the heat dissipation water continuously exchanges heat with the ingot, and avoids the temperature of the heat dissipation water from rising. By changing the pressure in the water tank 61 inside the machine, the heat dissipation water in the inner side of the circulation pipe 67 flows back to the inner side of the waste heat recovery water tank 65, and the heat dissipation water flows back to the inner side of the heat exchanger 610, so as to facilitate the heat exchanger 610 to cool the heat dissipation water, and make the cooled heat dissipation water flow to the inner side of the water tank 61 inside the machine, so that the cooled heat dissipation water can flow to the inner side of the circulation pipe 67 again, and the cooled heat dissipation water does not affect the heat exchange with the ingot.
[0025] In this embodiment, a baffle 3 is fixedly connected to the upper end of the support frame 1, a base 4 is fixedly connected to the lower end of the support frame 1, and a reinforcement plate 5 is fixedly connected to the inner side of the support frame 1 near the lower side of the placement bin 2. The reinforcement plate 5 is triangular in shape, and there are multiple groups of reinforcement plates 5.
[0026] Specifically, through the function of multiple groups of reinforcing plates 5, the purpose of strengthening the supporting stability of the support frame 1 can be achieved, thereby stably supporting the ingot.
[0027] Working principle:
[0028] When in use, the worker first fills the inner side of the water tank 61 in the machine with cooling water, and then starts the water pump 62, so that the water pump 62 draws out the cooling water in the inner side of the water tank 61 in the machine through the connecting pipe 63, and transports the cooling water to the inner side of the waste heat recovery water tank 65 through the conveying pipe 64, so that the cooling water flows to the inner side of the circulation pipe 67 through the docking pipe 66. At this time, after the continuous casting machine completes the forging of the billet, the billet is placed in the inner side of the placing bin 2, and because the shape of the placing bin 2 is a trapezoid, the billet is close to the inner wall of the placing bin 2. At this time, the cooling water flowing in the inner side of the circulation pipe 67 passes through the placing bin 2 to exchange heat with the billet, thereby cooling the billet, and then starts the pressure pump 614, so that the pressure pump 614 adjusts the pressure in the inner side of the water tank 61 in the machine through the dredging pipe 613, so that the cooling water in the inner side of the circulation pipe 67 flows back to the inner side of the waste heat recovery water tank 65, and the cooling water flows back to In the inner side of the corresponding pipe 69, the heat dissipation water is returned to the inner side of the heat exchanger 610 through the installation pipe 612, and the heat exchanger 610 cools the heat dissipation water, and then the heat dissipation water is returned to the inner side of the water tank 61 in the machine through the drain pipe 611, and then the heat dissipation water is circulated to the inner side of the circulation pipe 67 through the water pump 62, so that the heat dissipation water continuously exchanges heat with the ingot to avoid the temperature rise of the heat dissipation water. By changing the pressure in the water tank 61 in the machine, the heat dissipation water in the inner side of the circulation pipe 67 is returned to the inner side of the waste heat recovery water tank 65, and the heat dissipation water is returned to the inner side of the heat exchanger 610, so as to facilitate the heat exchanger 610 to cool the heat dissipation water, so that the cooled heat dissipation water flows to the inner side of the water tank 61 in the machine, and the cooled heat dissipation water can flow to the inner side of the circulation pipe 67 again, and the cooled heat dissipation water does not affect the heat exchange with the ingot.
[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A cooling device for a continuous casting machine, comprising a support frame (1), characterized in that: A storage bin (2) is installed on the inner side of the support frame (1), and a cooling mechanism (6) is provided on the inner bottom of the support frame (1). The cooling mechanism (6) comprises a water pump (62) fixedly connected to the inner bottom of the support frame (1). An internal water tank (61) is placed on one side of the support frame (1), a connecting pipe (63) is installed on one end of the water pump (62), a delivery pipe (64) is installed on the upper end of the water pump (62), one end of the delivery pipe (64) is fixedly connected to a waste heat recovery water tank (65), and a butt joint pipe (63) is fixedly connected to the rear end of the waste heat recovery water tank (65). 66), one end of the butt joint pipe (66) is fixedly connected to a circulation pipe (67), the outer side of the circulation pipe (67) is fixedly connected to a mounting frame (68), one end of the waste heat recovery water tank (65) is fixedly connected to a corresponding pipe (69) near the rear side of the delivery pipe (64), the lower end of the corresponding pipe (69) is fixedly connected to a mounting pipe (612), the front end of the mounting pipe (612) is fixedly connected to a heat exchanger (610), and one end of the heat exchanger (610) is fixedly connected to a drainage pipe (611), and the placement bin (2) and the circulation pipe (67) are made of metal.
2. A cooling device for a continuous casting machine according to claim 1, characterized in that: One end of the in-machine water tank (61) is fixedly connected to a dredging pipe (613), the other end of the dredging pipe (613) is installed with a pressure pump (614), the other end of the connecting pipe (63) is fixedly connected to the other end of the in-machine water tank (61), the connecting pipe (63) and the in-machine water tank (61) are interconnected, and the delivery pipe (64) and the waste heat recovery water tank (65) are interconnected.
3. A cooling device for a continuous casting machine according to claim 2, characterized in that: The waste heat recovery water tank (65) is interconnected with the docking pipe (66), the circulation pipe (67) is closely attached to the front end of the placement bin (2), the mounting frame (68) is fixedly connected to the placement bin (2), the circulation pipe (67) is in an S-shape, and the corresponding pipe (69) is interconnected with the waste heat recovery water tank (65).
4. A cooling device for a continuous casting machine according to claim 2, characterized in that: The lower end of the heat exchanger (610) is fixedly connected to the inner bottom of the support frame (1) near the rear side of the water pump (62); the drainage pipe (611) and the heat exchanger (610) are connected; the installation pipe (612) and the heat exchanger (610) are connected; and the other end of the drainage pipe (611) is fixedly connected to the other end of the water tank (61) in the machine near the upper side of the connecting pipe (63).
5. A cooling device for a continuous casting machine according to claim 2, characterized in that: The drainage pipe (611) is connected to the water tank (61) in the machine, the dredging pipe (613) is connected to the water tank (61) in the machine, and the lower end of the pressure pump (614) is fixedly connected to the inner bottom of the support frame (1) on one side close to the water tank (61) in the machine.
6. A cooling device for a continuous casting machine according to claim 1, characterized in that: The upper end of the support frame (1) is fixedly connected to a baffle plate (3), the lower end of the support frame (1) is fixedly connected to a base (4), and the inner side of the support frame (1) close to the lower side of the placement bin (2) is fixedly connected to a reinforcement plate (5), the reinforcement plate (5) being in a triangular shape, and the number of reinforcement plates (5) is multiple groups.