Rapid cooling device of high-temperature box-type furnace

Abstract

The utility model discloses a rapid cooling device of a high temperature box type furnace, which comprises a working table and a furnace body, a cooling box body is fixedly arranged on the left side of the top surface of the working table, the furnace body is arranged in the cooling box body, and a storage box body positioned on the right side of the furnace body is arranged on the top surface of the working table. The storage box communicates with a cooling spraying system located on the top face of the furnace body, the cooling spraying system comprises a cold water hose, the other end of the cold water hose is connected with a spraying plate located on the inner wall of the top end of the furnace body, and cooling nozzles are evenly arranged on the bottom face of the spraying plate. And the bottom end of the right side of the furnace body communicates with a return pipe which penetrates through the cooling box body and communicates with the storage box body. Compared with the prior art, the continuous and rapid cooling device has the advantages that workpieces in the furnace are rapidly cooled by spraying the cooling medium, the used cooling medium continues to return to the storage box body through the return pipe, cyclic utilization of the cooling medium is achieved, and therefore the requirement for continuous and rapid cooling is met.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature box-type furnaces, in particular to a rapid cooling device for high-temperature box-type furnaces. Background Art

[0002] Box-type high temperature furnace is also called muffle furnace. It is suitable for industries and departments such as electricity, coal, papermaking, petrochemical, cement, agriculture and animal husbandry, medical research, and teaching.

[0003] When a high-temperature box furnace is used, a cooling device is required to cool the material and the inside of the box furnace. Existing high-temperature box furnaces are equipped with cooling fans on the top or side to accelerate the circulation of air in the furnace through air cooling. However, the cooling efficiency of air cooling is relatively low and is only suitable for box furnaces with low temperatures. Therefore, an efficient cooling device for high-temperature box furnaces is needed. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the air cooling method has low efficiency and a narrow application range, and a high-efficiency and fast cooling device for a high-temperature box-type furnace is provided.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a rapid cooling device for a high-temperature box-type furnace, comprising a work table and a furnace body, a cooling box is fixedly provided on the left side of the top surface of the work table, a device box is connected to the top of the cooling box, the furnace body is arranged in the cooling box, and cooling fans are embedded in the left and right side walls of the furnace body, a storage box is provided on the top surface of the work table and is located on the right side of the furnace body, a suction pump is provided in the storage box, the top of the suction pump is connected to a cooler located on the top surface of the storage box, and the other end of the cooler is connected to a cooling spray system located on the top surface of the furnace body, the cooling spray system comprises a cold water hose connected to the water outlet end of the cooler, the other end of the cold water hose is connected to a spray plate located on the inner wall of the top end of the furnace body, and cooling nozzles are evenly arranged on the bottom surface of the spray plate, a mesh plate is placed horizontally in the furnace body, and a reflux pipe that passes through the cooling box and is connected to the storage box is connected at the bottom end of the right side of the furnace body.

[0006] As an improvement, the inner wall at the bottom end of the furnace body is an inclined structure, and a cut-off valve is provided on the return pipe near the end of the furnace body. The return pipe is provided with a cooling medium filter close to the storage box, which facilitates the recycling of the used cooling medium, realizes circulating cooling, and improves utilization efficiency.

[0007] As an improvement, the front wall of the cooling box is provided with an opening that matches the furnace body, and the left and right side walls of the cooling box are connected to a heat dissipation mesh plate close to the cooling fan. The setting of the opening facilitates the installation and disassembly of the furnace body. The heat dissipation mesh plate can dissipate the heat generated by the cooling fan and facilitate the transfer of air after dust filtering to the cooling fan for use.

[0008] As an improvement, a temperature sensor is fixedly provided on the inner wall of the furnace body, and a central processing unit electrically connected to the temperature sensor is provided in the equipment box. The temperature sensor monitors the temperature inside the furnace body. When the temperature is too high, the central processing unit controls the opening of a cooling spray system for cooling.

[0009] As an improvement, a radiator close to the central processing unit is embedded in the front wall of the equipment box, and the radiator cooperates to dissipate heat for the central processing unit.

[0010] As an improvement, the front outer wall of the storage box is provided with a thermostat electrically connected to the cooler, and the setting of the thermostat can adjust the temperature of the cooling medium used by the cooling spray system.

[0011] The advantages of the utility model compared with the prior art are: a cooling spray system is installed on the top of the furnace, the workpieces in the furnace are quickly cooled by spraying cooling medium, and the cooling medium after use continues to return to the storage box through the reflux pipe, thereby realizing the recycling of the cooling medium, thereby meeting the requirements of continuous and rapid cooling operations and greatly improving the cooling efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the first stereoscopic diagram of the rapid cooling device of the high temperature box furnace of the utility model.

[0013] Figure 2 It is a second stereoscopic view of the rapid cooling device of the high temperature box-type furnace of the utility model.

[0014] Figure 3 It is a first sectional stereoscopic view of the rapid cooling device of the high-temperature box-type furnace of the utility model.

[0015] Figure 4 It is a second sectional stereoscopic view of the rapid cooling device of the high-temperature box-type furnace of the utility model.

[0016] As shown in the figure: 1. Work surface; 2. Furnace body; 3. Cooling box; 4. Equipment box; 5. Cooling fan; 6. Storage box; 7. Pump; 8. Cooler; 9. Cooling spray system; 10. Cold water hose; 11. Spray plate; 12. Cooling nozzle; 13. Placement screen; 14. Return pipe; 15. Cut-off valve; 16. Cooling medium filter; 17. Opening; 18. Heat dissipation screen; 19. Temperature sensor; 20. Central processing unit; 21. Radiator; 22. Thermostat. DETAILED DESCRIPTION

[0017] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0018] Embodiment 1

[0019] Combined with Figure 1-3 As shown, a rapid cooling device for a high-temperature box-type furnace comprises a work surface 1 and a furnace body 2, a cooling box 3 is fixedly arranged on the left side of the top surface of the work surface 1, an equipment box 4 is connected to the top of the cooling box 3, the furnace body 2 is arranged in the cooling box 3, and cooling fans 5 are embedded in the left and right side walls of the furnace body 2, an opening 17 matching the furnace body 2 is arranged on the front side wall of the cooling box 3, and a heat dissipation mesh plate 18 close to the cooling fan 5 is connected to the left and right side walls of the cooling box 3;

[0020] Through the above structure, the furnace body 2 is installed in the cooling box 3 through the opening 17. When the furnace body 2 needs to be cooled, the cooling fan 5 is turned on to cool the workpiece in the furnace body 2 with the cooperation of the heat dissipation mesh plate 18;

[0021] A temperature sensor 19 is fixedly provided on the inner wall of the furnace body 2, a central processing unit 20 electrically connected to the temperature sensor 19 is provided in the equipment box 4, a radiator 21 close to the central processing unit 20 is embedded in the front wall of the equipment box 4, a storage box 6 located on the right side of the furnace body 2 is provided on the top surface of the work table 1, a material extraction pump 7 is provided in the storage box 6, the top of the material extraction pump 7 is connected to a cooler 8 located on the top surface of the storage box 6, a temperature controller 22 electrically connected to the cooler 8 is provided on the front outer wall of the storage box 6, the other end of the cooler 8 is connected to a cooling spray system 9 located on the top surface of the furnace body 2, the cooling spray system 9 includes a cold water hose 10 connected to the water outlet end of the cooler 8, the other end of the cold water hose 10 is connected to a spray plate 11 located on the inner wall of the top end of the furnace body 2, and the bottom surface of the spray plate 11 is evenly provided with cooling nozzles 12;

[0022] Through the above structure, the temperature sensor 19 monitors the temperature in the furnace body 2 at all times. When the temperature is too high when cooling is required, the central processing unit 20 controls to start the pump 7, and the radiator 21 cooperates to dissipate heat for the central processing unit 20. The pump 7 transfers the cooling medium in the storage box 6 to the cooler 8, and the cooler 8 cools it to a certain temperature. The operator adjusts the temperature of the cooling medium to be cooled through the thermostat 22. The cooled cooling medium is transferred to the cooling spray system 9 through the cold water hose 10, and finally sprayed evenly onto the workpiece in the furnace body 2 through the cooling nozzle 12 to cool it.

[0023] Embodiment 2

[0024] Based on the first embodiment, combined with the attached Figure 4 As shown, a mesh plate 13 is placed horizontally in the furnace body 2, and a return pipe 14 is connected to the bottom right end of the furnace body 2 and penetrates the cooling box 3 and is connected to the storage box 6. The inner wall of the bottom end of the furnace body 2 is an inclined structure, and a cut-off valve 15 is provided on the end of the return pipe 14 close to the furnace body 2. The cut-off valve 15 is a one-way valve to prevent the cooling medium in the storage box 6 from flowing into the furnace body 2. A cooling medium filter 16 is provided on the return pipe 14 close to the storage box 6;

[0025] Through the above structure, the cut-off valve 15 is opened, and the used cooling medium flows into the bottom end of the furnace body 2 through the mesh plate 13, close to the return pipe 14. The inclined structure at the bottom end of the furnace body 2 guides the cooling medium through the return pipe 14, and the cooling medium filter 16 removes impurities in the cooling medium. Then the cooling medium returns to the storage box 6 for recycling.

[0026] In the specific implementation of the utility model, the furnace body 2 is first installed in the cooling box 3 through the opening 17, and the cooling spray system 9 is connected to the spray plate 11 in the furnace body 2. When the furnace body 2 needs to be cooled, the cooling fan 5 is turned on to perform air cooling and cooling treatment on the workpiece in the furnace body 2 with the cooperation of the heat dissipation mesh plate 18. The temperature sensor 19 monitors the temperature in the furnace body 2 at all times. When the temperature is too high when cooling is required, the central processing unit 20 controls to start the pump 7, and the radiator 21 cooperates to dissipate heat for the central processing unit 20. The pump 7 transfers the cooling medium in the storage box 6 to the cooler 8, and the cooler 8 cools it to At a certain temperature, the operator adjusts the temperature at which the cooling medium needs to be cooled through the temperature controller 22. The cooled cooling medium is transferred to the cooling spray system 9 through the cold water hose 10, and finally sprayed evenly onto the workpiece in the furnace body 2 through the cooling nozzle 12 for cooling. At the same time, the shut-off valve 15 is opened, and the used cooling medium flows into the bottom of the furnace body 2 through the mesh plate 13, close to the reflux pipe 14. The inclined structure at the bottom of the furnace body 2 guides the cooling medium through the reflux pipe 14, and the cooling medium filter 16 removes impurities in the cooling medium. Then the cooling medium returns to the storage box 6 and is recycled through the extraction pump 7 and the cooler 8.

[0027] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A rapid cooling device for a high-temperature box-type furnace, comprising a work surface (1) and a furnace body (2), wherein a cooling box (3) is fixedly provided on the left side of the top surface of the work surface (1), an equipment box (4) is connected to the top of the cooling box (3), the furnace body (2) is arranged in the cooling box (3), and cooling fans (5) are embedded in the left and right side walls of the furnace body (2), characterized in that: The top surface of the work surface (1) is provided with a storage box (6) located on the right side of the furnace body (2), and a material extraction pump (7) is provided in the storage box (6). The top end of the material extraction pump (7) is connected to a cooler (8) located on the top surface of the storage box (6), and the other end of the cooler (8) is connected to a cooling spray system (9) located on the top surface of the furnace body (2). The cooling spray system (9) includes a cold water hose (10) connected to the water outlet end of the cooler (8), and the other end of the cold water hose (10) is connected to a spray plate (11) located on the inner wall of the top end of the furnace body (2). The bottom surface of the spray plate (11) is evenly provided with cooling nozzles (12). A placement screen (13) is horizontally provided in the furnace body (2), and a return pipe (14) is connected to the bottom end of the right side of the furnace body (2) and passes through the cooling box (3) and is connected to the storage box (6).

2. The rapid cooling device for a high temperature box-type furnace according to claim 1, characterized in that: The inner wall at the bottom end of the furnace body (2) is an inclined structure, a material cut-off valve (15) is provided on the return pipe (14) at one end close to the furnace body (2), and a cooling medium filter (16) is provided on the return pipe (14) close to the storage box (6).

3. The rapid cooling device for a high temperature box-type furnace according to claim 1, characterized in that: The front wall of the cooling box (3) is provided with an opening (17) that matches the furnace body (2), and the left and right side walls of the cooling box (3) are both connected and provided with a heat dissipation mesh plate (18) close to the cooling fan (5).

4. The rapid cooling device for a high temperature box-type furnace according to claim 1, characterized in that: A temperature sensor (19) is fixedly provided on the inner wall of the furnace body (2), and a central processing unit (20) electrically connected to the temperature sensor (19) is provided in the equipment box (4).

5. The rapid cooling device for a high temperature box-type furnace according to claim 4, characterized in that: A radiator (21) close to the central processing unit (20) is embedded in the front wall of the equipment box (4).

6. The rapid cooling device for a high temperature box furnace according to claim 1, characterized in that: The front outer wall of the storage box (6) is provided with a temperature controller (22) electrically connected to the cooler (8).

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