Kiln cooling device

Abstract

The utility model discloses a kiln cooling device which is applied to a kiln body and comprises a cooling water tank, the cooling water tank is located on the rear side of the kiln body, the upper end of the kiln body is connected with a hot air recovery pipeline, the hot air recovery pipeline is communicated with an inner cavity of the kiln body, and a heat exchange coil pipe is fixedly arranged in the cooling water tank. An air extracting pump is arranged on the outer side of the cooling water tank, the air inlet end of the air extracting pump is communicated with the other end of the heat exchange coil pipe, a cooling coating is fixedly arranged on the outer side face of the kiln body, the air outlet end of the air extracting pump is communicated with the cooling coating, and the other end of the cooling coating is communicated with an inner cavity of the kiln body. According to the utility model, the upper end of the kiln body is connected with the hot air recovery pipeline, and the hot air recovery pipeline is communicated with the inner cavity of the kiln body, so that the heat in the kiln can be recycled, and through the design of the sucking pump and the cooling coating, the temperature in the kiln is effectively reduced, and the cooling effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of kiln cooling devices, in particular to a kiln cooling device. Background Art

[0002] A kiln is a device used to heat, sinter or bake raw materials and is widely used in industrial production. Traditional kilns need to be cooled down after operation to ensure the working environment and equipment safety. The traditional cooling method is to directly extract and discharge the residual heat inside the kiln. This method has the defect that the heat cannot be recovered, the cooling effect is poor, and it also wastes energy resources. Utility Model Content

[0003] A technical problem

[0004] The utility model provides a kiln cooling device, aiming to solve the problems that heat cannot be recovered and the cooling effect is poor in the traditional cooling method.

[0005] 2. Technical Content

[0006] In order to solve the above technical problems, the technical solution of the utility model is: a kiln cooling device is applied to the kiln body, including a cooling water tank, the cooling water tank is located on the rear side of the kiln body, the upper end of the kiln body is connected with a heat recovery pipe, the heat recovery pipe is connected to the inner cavity of the kiln body, a heat exchange coil is fixedly provided inside the cooling water tank, the other end of the heat gas recovery pipe is connected to the heat exchange coil, an air pump is provided on the outside of the cooling water tank, the air inlet end of the air pump is connected to the other end of the heat exchange coil, a cooling coating is fixedly provided on the outer side of the kiln body, the air outlet end of the air pump is connected to the cooling coating, and the other end of the cooling coating is connected to the inner cavity of the kiln body.

[0007] Furthermore, the cooling coating includes gas pipes fixedly arranged on the left and right sides of the kiln body and having a hollow interior. The two gas pipes are connected by a connecting pipe, the inlet of one gas pipe is connected to the air outlet of the vacuum pump, and the outlet of the other gas pipe is connected to the inner cavity of the kiln body through a bent pipe.

[0008] Furthermore, the gas pipeline is bent in a U-shape and distributed on the side of the kiln body.

[0009] Furthermore, a water inlet pipe and a drain pipe are connected to the side of the cooling water tank.

[0010] Furthermore, valves are provided on the water inlet pipe and the drain pipe.

[0011] Three technical effects

[0012] The utility model provides a kiln cooling device, which is connected to the upper end of the kiln body with a hot gas recovery pipeline, and the hot gas recovery pipeline is connected to the inner cavity of the kiln body, so that the heat inside the kiln can be recycled. At the same time, a heat exchange coil is fixed inside the cooling water tank, and the design of the air pump and the cooling coating effectively reduces the temperature inside the kiln, improves the cooling effect, and realizes the recycling of heat in the kiln cooling process through the design of the utility model, which is energy-saving and environmentally friendly, and improves the utilization rate and production efficiency of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structure diagram of a kiln cooling device of the utility model. Figure 1 .

[0014] Figure 2 This is a three-dimensional structure diagram of a kiln cooling device of the utility model. Figure 2 .

[0015] Figure 3 This is a three-dimensional structure diagram of a kiln cooling device of the utility model. Figure 3 .

[0016] Figure 4 The utility model is a schematic diagram of the main structure of a kiln cooling device.

[0017] Figure 5 The utility model is a schematic diagram of a top view of the structure of a kiln cooling device.

[0018] Figure 6 The utility model is a schematic diagram of the cross-sectional structure of a furnace cooling device.

[0019] As shown in the figure: 1. Kiln body; 2. Cooling water tank; 3. Hot gas recovery pipe; 4. Heat exchange coil; 5. Vacuum pump; 6. Cooling coating; 7. Gas pipeline; 8. Connecting pipe; 9. Elbow pipe; 10. Water inlet pipe; 11. Drain pipe. DETAILED DESCRIPTION

[0020] 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.

[0021] 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.

[0022] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0023] Combined with Figure 1 To Attachment Figure 6 A kiln cooling device is applied to a kiln body 1, comprising a cooling water tank 2, the cooling water tank 2 is located at the rear side of the kiln body 1, and the side of the cooling water tank 2 is connected with a water inlet pipe 10 and a drain pipe 11. The water inlet pipe 10 and the drain pipe 11 are both provided with valves, the upper end of the kiln body 1 is connected with a hot gas recovery pipe 3, the hot gas recovery pipe 3 is connected with the inner cavity of the kiln body 1, a heat exchange coil 4 is fixedly provided inside the cooling water tank 2, and the other end of the hot gas recovery pipe 3 is connected with the heat exchange coil 4, an air pump 5 is provided outside the cooling water tank 2, and the air inlet end of the air pump 5 is connected with the other end of the heat exchange coil 4, a cooling coating 6 is fixedly provided on the outer side of the kiln body 1, and the air outlet end of the air pump 5 is connected with the cooling coating 6, and the other end of the cooling coating 6 is connected with the inner cavity of the kiln body 1.

[0024] The cooling coating 6 includes a gas pipeline 7 fixedly arranged on the left and right sides of the kiln body 1 and having a hollow interior. The two gas pipelines 7 are connected through a connecting pipe 8, wherein the inlet of one gas pipeline 7 is connected to the gas outlet of the vacuum pump 5, and the outlet of the other gas pipeline 7 is connected to the inner cavity of the kiln body 1 through a curved pipe 9. The gas pipeline 7 is U-shaped and distributed on the side of the kiln body 1.

[0025] Specific implementation mode of the utility model: Before use, the utility model is first connected to an external power supply, and the vacuum pump 5 is started to extract the hot air inside the kiln body 1 into the heat exchange coil of the cooling water tank 2 to reduce the temperature inside the kiln body 1. The hot air and the water in the cooling water tank exchange heat, and the water absorbs heat and becomes hot water, which can be used for life in the factory area. The cooled air enters the cooling coating 6, and inside the cooling coating 6, the cold air exchanges heat with the side wall of the kiln body 1, taking away the heat from the side of the kiln body 1, and further cooling the kiln body. The air that absorbs heat is circulated again and enters the cooling water tank 2 from the hot air recovery pipe 3, so that the heat inside the kiln body can be quickly absorbed and reduced. Waste of energy.

[0026] 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 kiln cooling device, applied to a kiln body (1), comprising a cooling water tank (2), the cooling water tank (2) being located at the rear side of the kiln body (1), characterized in that: A heat recovery pipe (3) is connected to the upper end of the kiln body (1), and the heat recovery pipe (3) is connected to the inner cavity of the kiln body (1). A heat exchange coil (4) is fixedly provided inside the cooling water tank (2), and the other end of the heat recovery pipe (3) is connected to the heat exchange coil (4). An air pump (5) is provided on the outside of the cooling water tank (2), and the air inlet end of the air pump (5) is connected to the other end of the heat exchange coil (4). A cooling coating (6) is fixedly provided on the outer side of the kiln body (1), and the air outlet end of the air pump (5) is connected to the cooling coating (6), and the other end of the cooling coating (6) is connected to the inner cavity of the kiln body (1).

2. A kiln cooling device according to claim 1, characterized in that: The cooling coating (6) comprises gas pipes (7) fixedly arranged on the left and right sides of the kiln body (1) and having a hollow interior. The two gas pipes (7) are connected via a connecting pipe (8), wherein the inlet of one of the gas pipes (7) is connected to the gas outlet of the vacuum pump (5), and the outlet of the other gas pipe (7) is connected to the inner cavity of the kiln body (1) via a bent pipe (9).

3. A furnace cooling device according to claim 2, characterized in that: The gas pipeline (7) is bent in a U-shape and distributed on the side of the kiln body (1).

4. A furnace cooling device according to claim 1, characterized in that: The cooling water tank (2) is provided with a water inlet pipe (10) and a drain pipe (11) on the side thereof.

5. A furnace cooling device according to claim 4, characterized in that: The water inlet pipe (10) and the drain pipe (11) are both provided with valves.

Images