Air cooling equipment for heat treatment workpiece

Abstract

The utility model discloses air cooling equipment for heat treatment of workpieces, which comprises a bottom frame, a conveyor belt device fixedly arranged at the upper end of the bottom frame, a U-shaped frame fixedly arranged at the upper end of the bottom frame, an air cooler fixedly arranged at the upper end of the U-shaped frame, an air distribution plate communicated with one end, extending into the U-shaped frame, of the air outlet end of the air cooler, and a refrigeration mechanism fixedly arranged at the upper end of the U-shaped frame. Compared with the prior art, the cooling device has the advantages that the cooling device is provided with the refrigeration mechanism, blown-out air can be cooled, and therefore the cooling effect is improved. In addition, the equipment is further provided with a hot air recovery pipeline and a hot air collection cover, hot air subjected to heat exchange is recycled, heat waste is avoided, meanwhile, the working environment is improved, and by reasonably utilizing cold air and hot air, the production efficiency and the energy utilization efficiency are effectively improved while workpieces are cooled.

Description

Technical Field

[0001] The utility model relates to the technical field of cooling devices for heat-treated workpieces, in particular to air-cooling equipment for heat-treated workpieces. Background Art

[0002] Heat treatment of workpieces is an important process in the manufacturing industry. Workpieces are treated at high temperatures to change their physical and chemical properties to achieve the purpose of enhancing hardness, wear resistance, etc. However, the workpieces after heat treatment are often at a high temperature and need to be cooled to ensure their stable quality and extend their service life. Air cooling is a common cooling method that quickly cools the workpiece by blowing cold air. However, traditional air cooling devices usually only blow out natural air, which has poor cooling effect, and the cold air after heat exchange often turns into hot air. This part of the hot air is usually discharged directly, resulting in heat waste and affecting the working environment. Utility Model Content

[0003] In order to solve the above-mentioned various problems, the utility model provides an air cooling device for heat-treating workpieces.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: an air cooling device for heat-treated workpieces, comprising a base frame, a conveyor belt device is fixedly provided on the upper end of the base frame, a U-shaped frame is fixedly provided on the upper end of the base frame, an air cooler is fixedly provided on the upper end of the U-shaped frame, an air outlet end of the air cooler extends into one end of the interior of the U-shaped frame and is connected to an air distribution plate, a refrigeration mechanism is fixedly provided on the upper end of the U-shaped frame, the air outlet end of the air cooler is connected to the refrigeration mechanism, and the other end of the refrigeration mechanism is connected to the air distribution plate, an exhaust fan is fixedly provided at the bottom of the base frame, and a hot air recovery pipe is provided at the air inlet end of the exhaust fan through a three-way connection, and a hot air recovery pipe is connected to a hot air collecting hood at the other end, and the two hot air collecting hoods are respectively fixed on the two side walls of the U-shaped frame and are connected to the inner cavity of the U-shaped frame.

[0005] Furthermore, the refrigeration mechanism includes a shell fixedly mounted on the upper end of the U-shaped frame, the upper and lower ends of the shell are open, and refrigeration fins are fixedly mounted on the inner side walls of the shell, and the heat dissipation surface of the refrigeration fins is in close contact with the inner wall of the shell.

[0006] Furthermore, a plurality of heat dissipation fins are fixedly provided on the heat dissipation surface of the refrigeration plate, and the heat dissipation fins extend to the outside of the shell.

[0007] Furthermore, the conveyor belt device includes rollers rotatably arranged on the left and right sides of the upper end of the base frame, belts are connected between the rollers, and a motor for driving the rollers to rotate is fixedly arranged on the side of the base frame.

[0008] Furthermore, the air distribution plate comprises a hollow rectangular shell, the upper end of the rectangular shell is connected to the bottom of the shell, and the lower end surface of the rectangular shell is provided with a plurality of evenly distributed air outlet holes.

[0009] Compared with the prior art, the utility model has the following advantages: in view of the defects of the traditional air cooling device, the utility model proposes a new air cooling device for heat treatment workpieces. The device is equipped with a refrigeration mechanism, which can cool the blown air, thereby improving the cooling effect. In addition, the device is also provided with a hot air recovery pipeline and a hot air collection hood, which recycles the hot air after heat exchange, avoids heat waste, and also improves the working environment. By rationally utilizing cold air and hot air, the utility model effectively improves production efficiency and energy utilization efficiency while cooling the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 This is a three-dimensional structure diagram of an air cooling device for heat-treating workpieces according to the utility model. Figure 1 .

[0011] Figure 2 This is a three-dimensional structure diagram of an air cooling device for heat-treating workpieces according to the utility model. Figure 2 .

[0012] Figure 3 The utility model is a schematic diagram of the main structure of an air cooling device for heat-treating workpieces.

[0013] Figure 4 The utility model is a left-side structural schematic diagram of an air cooling device for heat-treating workpieces.

[0014] Figure 5 This is a schematic diagram of the cross-sectional structure of an air cooling device for heat-treating workpieces according to the utility model. Figure 1 .

[0015] Figure 6 This is a schematic diagram of the cross-sectional structure of an air cooling device for heat-treating workpieces according to the utility model. Figure 2 .

[0016] As shown in the figure: 1. Base frame; 2. Conveyor belt device; 3. U-shaped frame; 4. Cooling fan; 5. Air distributor; 6. Refrigeration mechanism; 7. Exhaust fan; 8. Hot air recovery duct; 9. Hot air collection hood; 10. Shell; 11. Refrigeration plate; 12. Heat dissipation fins; 13. Roller; 14. Belt; 15. Motor; 16. Rectangular shell; 17. Air outlet. DETAILED DESCRIPTION

[0017] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "inside", "outside", "center", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction structure and operation. Therefore, they should not be understood as limitations on the present invention.

[0018] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "provided with", "installed", "connected", "connected" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, it can be a mechanical connection, it can be an electrical connection, it can be a direct connection, it can be indirectly connected through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0020] Combined with Figure 1 To Attachment Figure 6 A wind cooling device for heat-treated workpieces comprises a base frame 1, a conveyor belt device 2 is fixedly provided on the upper end of the base frame 1, a U-shaped frame 3 is fixedly provided on the upper end of the base frame 1, a cold air fan 4 is fixedly provided on the upper end of the U-shaped frame 3, an air outlet end of the cold air fan 4 extends into one end of the interior of the U-shaped frame 3 and is connected with an air distribution plate 5, a refrigeration mechanism 6 is fixedly provided on the upper end of the U-shaped frame 3, the air outlet end of the cold air fan 4 is connected with the refrigeration mechanism 6, and the other end of the refrigeration mechanism 6 is connected with the air distribution plate 5, an exhaust fan 7 is fixedly provided at the bottom of the base frame 1, and a hot air recovery pipe 8 is provided at the air inlet end of the exhaust fan 7 through a three-way connection, and a hot air collection hood 9 is connected at the other end of the hot air recovery pipe 8, and two hot air collection hoods 9 are respectively fixed on the two side walls of the U-shaped frame 3 and are connected with the inner cavity of the U-shaped frame 3.

[0021] In this embodiment, the refrigeration mechanism 6 includes a shell 10 fixedly arranged on the upper end of the U-shaped frame 3, the upper and lower ends of the shell 10 are open, and the inner side walls of the shell 10 are fixedly provided with refrigeration fins 11, and the heat dissipation surface of the refrigeration fins 11 is close to the inner wall of the shell 10. A plurality of heat dissipation fins 12 are fixedly arranged on the heat dissipation surface of the refrigeration fins 11, and the heat dissipation fins 12 extend to the outside of the shell 10. The air distribution plate 5 includes a hollow rectangular shell 16, the upper end of the rectangular shell 16 is connected to the bottom of the shell 10, and the lower end surface of the rectangular shell 16 is provided with a plurality of evenly distributed air outlet holes 17.

[0022] In this embodiment, the conveyor belt device 2 includes rollers 13 rotatably arranged on the left and right sides of the upper end of the base frame 1, a belt 14 is connected between the rollers 13, and a motor 15 for driving the rollers 13 to rotate is fixed to the side of the base frame 1.

[0023] Specific implementation method of the utility model: Before using the utility model, first connect the external power supply, and its specific working steps are as follows:

[0024] 1. Preparation: Place the hot workpiece to be processed on the conveyor device 2 to ensure that the workpiece can smoothly pass through the entire processing process of the air cooling equipment.

[0025] 2. Start the equipment: Start the motor 15 driving the roller in the equipment, so that the conveyor belt device 2 starts to rotate, and the workpiece enters the processing area of ​​the air cooling equipment.

[0026] 3. Cooling treatment: When the workpiece enters the air cooling equipment processing area, the air cooler 4 and the refrigeration mechanism 6 are started at the same time. The air cooler 4 blows out cold air, which is diverted by the air distributor 5 and then enters the workpiece surface through the air outlet 17 at the lower end of the rectangular shell 16 to cool the workpiece. At the same time, the refrigeration mechanism 6 further cools the cold air to ensure that the cooling effect reaches the best state.

[0027] 4. Hot air recovery: After the cold air contacts the high-temperature workpiece, heat exchange is carried out and the cold air becomes high-temperature air. The exhaust fan is started to suck the high-temperature air into the hot air recovery pipe. The hot air collection hood is located on both side walls of the U-shaped frame to ensure that the hot air can be fully collected. The air outlet of the exhaust fan is connected to the external heat recovery device to reuse this part of the heat, such as heating domestic water.

[0028] 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. An air cooling device for heat-treating workpieces, comprising a base frame (1), a conveyor belt device (2) is fixedly provided on the upper end of the base frame (1), a U-shaped frame (3) is fixedly provided on the upper end of the base frame (1), an air cooler (4) is fixedly provided on the upper end of the U-shaped frame (3), an air outlet end of the air cooler (4) extends into the U-shaped frame (3) and is connected to an air distribution plate (5), characterized in that: A refrigeration mechanism (6) is fixedly provided at the upper end of the U-shaped frame (3); the air outlet end of the cold air fan (4) is connected to the refrigeration mechanism (6); the other end of the refrigeration mechanism (6) is connected to the air distribution plate (5); an exhaust fan (7) is fixedly provided at the bottom of the base frame (1); a hot air recovery pipe (8) is provided at the air inlet end of the exhaust fan (7) through a three-way connection; the other end of the hot air recovery pipe (8) is connected to a hot air collection cover (9); the two hot air collection covers (9) are respectively fixed to the two side walls of the U-shaped frame (3) and are connected to the inner cavity of the U-shaped frame (3).

2. The air cooling device for heat-treated workpieces according to claim 1, characterized in that: The refrigeration mechanism (6) comprises a shell (10) fixedly arranged at the upper end of the U-shaped frame (3), the upper and lower ends of the shell (10) are open, and refrigeration fins (11) are fixedly arranged on the inner side walls of the shell (10), and the heat dissipation surface of the refrigeration fins (11) is in close contact with the inner wall of the shell (10).

3. The air cooling device for heat-treated workpieces according to claim 2, characterized in that: A plurality of heat dissipation fins (12) are fixedly provided on the heat dissipation surface of the refrigeration plate (11), and the heat dissipation fins (12) extend to the outside of the housing (10).

4. The air cooling device for heat-treated workpieces according to claim 1, characterized in that: The conveyor belt device (2) comprises rollers (13) rotatably arranged on the left and right sides of the upper end of the base frame (1), a belt (14) is connected between the rollers (13), and a motor (15) for driving the rollers (13) to rotate is fixedly arranged on the side of the base frame (1).

5. The air cooling device for heat-treated workpieces according to claim 2, characterized in that: The air distribution plate (5) comprises a hollow rectangular shell (16), the upper end of the rectangular shell (16) is connected to the bottom of the shell (10), and the lower end surface of the rectangular shell (16) is provided with a plurality of evenly distributed air outlet holes (17).

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