A device for cooling cement clinker

Abstract

A kind of cement clinker cooling device, at least include: cooling and scattering device, cooling device body and third cooling unit;The cooling device body includes feed inlet, discharge port, air inlet and air outlet;The cooling and scattering device includes two spiral reamers arranged along the first direction, two the spiral reamers penetrate the cooling device body;The third cooling unit includes multi-tube cooler, is arranged outside the cooling device body along the first direction, one end of the multi-tube cooler is connected to kiln tail heat boiler;Its beneficial effects are: one is cooling and scattering device, cement clinker can be fully scattered, and play the role of first cooling;Second, the cooling device body and the air inlet, the air outlet form a air cooling device, secondly to cement clinker cooling;Three is the third cooling unit is water-cooled, thirdly to cement clinker cooling, cooling effect is good.

Description

Technical Field

[0001] This utility model relates to the field of cooling device technology, specifically to a cooling device for cement clinker. Background Technology

[0002] Cement temperature is an important indicator for cement grinding. On the one hand, rapid cooling of cement clinker can increase the internal stress of cement clinker, reduce the size of C3A crystals, thereby improving the grindability of cement clinker and facilitating the efficiency of subsequent grinding processes. On the other hand, lowering the temperature of cement clinker can avoid increased energy consumption and safety issues caused by high temperatures during transportation, and also facilitates subsequent storage and grinding processes.

[0003] However, existing cement clinker cooling devices still have problems such as easy puncture and leakage, leading to cement clinker clumping and insufficient cooling. Utility Model Content

[0004] The technical problem to be solved by this utility model is to provide a cooling device for cement clinker, so as to solve the problems that existing cement clinker cooling devices are prone to puncture and leakage, resulting in cement clinker clumping and insufficient cooling.

[0005] This application provides a cooling device for cement clinker, which includes at least: a cooling and dispersing device, a cooling device body, and a third cooling unit; The cooling and dispersing device is disposed inside the cooling device body, and the third cooling unit is disposed outside the cooling device body; The cooling device body includes a feed inlet, a discharge outlet, an air inlet, and an air outlet; the feed inlet and the discharge outlet are arranged opposite each other along a first direction, and the air inlet and the air outlet are arranged opposite each other along a second direction, the first direction being perpendicular to the horizontal direction and the second direction being parallel to the horizontal direction; The cooling and dispersing device includes two spiral blades arranged along the first direction, and the two spiral blades penetrate the body of the cooling device. The third cooling unit includes a multi-tube cooler, which avoids the feed inlet, the discharge outlet, the air inlet and the air outlet, and is arranged on the outside of the cooling device body along the first direction. One end of the multi-tube cooler is connected to the waste heat boiler at the kiln tail.

[0006] This application provides a cooling device for cement clinker, wherein the multi-tube cooler is disposed close to the outer wall of the cooling device body along the first direction.

[0007] This application provides a device for cooling cement clinker, wherein the multi-tube cooler includes multiple first pipes arranged in parallel, one end of which is connected to the waste heat boiler at the kiln tail, and water flows through the first pipes to the waste heat boiler at the kiln tail.

[0008] This application provides a cooling device for cement clinker, the cooling and dispersing device comprising a first spiral cutter and a second spiral cutter, the first spiral cutter and the second spiral cutter being arranged side by side along the first direction.

[0009] This application provides a cooling device for cement clinker. The cooling and dispersing device further includes a first motor and a second motor. The first motor is connected to the first spiral cutter, and the second motor is connected to the second spiral cutter. The first motor is used to drive the first spiral cutter to rotate, and the second motor is used to drive the second spiral cutter to rotate.

[0010] This application provides a cooling device for cement clinker, wherein the air inlet and the air outlet are the same size and are arranged opposite to each other.

[0011] This application provides a cooling device for cement clinker, wherein the air inlet includes a first door panel that is detachably connected to the air inlet, and the air outlet includes a second door panel that is detachably connected to the air outlet.

[0012] This application provides a cooling device for cement clinker, the main body of which further includes a waste heat recovery device, which is disposed below the air outlet.

[0013] This application provides a cooling device for cement clinker, the main body of the cooling device further including an air inlet, the air inlet being disposed on the side of the cooling device main body near the air inlet.

[0014] This application provides a device for cooling cement clinker, wherein the air inlet includes a valve.

[0015] This application provides a cement clinker cooling device, comprising at least: a cooling and dispersing device, a cooling device body, and a third cooling unit; the cooling and dispersing device is disposed within the cooling device body, and the third cooling unit is disposed outside the cooling device body; the cooling device body includes a feed inlet, a discharge outlet, an air inlet, and an air outlet; the feed inlet and the discharge outlet are arranged opposite each other along a first direction, and the air inlet and the air outlet are arranged opposite each other along a second direction, the first direction being perpendicular to the horizontal direction and the second direction being parallel to the horizontal direction; the cooling and dispersing device includes two spiral cutters arranged along the first direction, the two spiral cutters penetrating the cooling device body; the third cooling unit includes a multi-tube cooler, the multi-tube cooler avoiding the feed inlet, the discharge outlet, the air inlet, and the air outlet, and is disposed outside the cooling device body along the first direction, one end of the multi-tube cooler being connected to a kiln tail waste heat boiler; its beneficial effects are: firstly, the cement clinker cooling device includes a cooling and dispersing device. The cooling and dispersing device comprises two spiral cutters and two drive motors. The two spiral cutters rotate under the action of the two drive motors, which can fully disperse the cement clinker entering the cement cooling device and play a role in the first cooling. Secondly, the cement clinker cooling device also includes an air inlet and an air outlet. That is, the cooling device body, the air inlet, and the air outlet form an air-cooling device. When the door panels of the air inlet and the air outlet are opened respectively, cold air enters from the air inlet and flows out from the air outlet, and the cement clinker cooling device cools the cement clinker for the second time. Thirdly, the cement clinker cooling device also includes a third cooling unit. The third cooling unit is water-cooled and is set on the outer wall of the cooling device body. It can cool the cement clinker for the third time with good cooling effect. Fourthly, the cement clinker cooling device includes a waste heat recovery device, and one end of the third cooling unit is connected to the kiln tail waste heat boiler, which can recover and utilize the heat energy released by the cement clinker to achieve energy recovery and utilization. Attached Figure Description

[0016] Figure 1 This is a first structural schematic diagram of a preferred embodiment of the present invention for a cement clinker cooling device; Figure 2 This is a schematic diagram of the second structure of a preferred embodiment of the present invention for a cement clinker cooling device; In the diagram: 1-Cooling device body, 11-Inlet, 12-Outlet, 13-Air inlet, 14-Air outlet, 15-First door panel, 16-Second door panel, 17-Make-up air inlet, 18-Waste heat recovery device, 21-First spiral reamer, 22-Second spiral reamer, 23-First motor, 24-Second motor, 3-Third cooling unit, 31-First pipe. Detailed Implementation

[0017] The technical solution of this utility model will be clearly and completely described below with reference to the accompanying drawings. In the description of this utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0018] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection. They can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal connection of two components. For those skilled in the art, the specific meaning of the above terms in this utility model can be understood according to the specific circumstances.

[0019] The technical problem to be solved by this utility model is to address the issues that existing cement clinker cooling devices are prone to puncture and leakage, leading to cement clinker clumping and insufficient cooling.

[0020] Please see Figures 1 to 2 The technical solution adopted by this application to solve the technical problem is to provide a cooling device for cement clinker, which includes at least: a cooling and dispersing device, a cooling device body 1, and a third cooling unit 3; the cooling and dispersing device is disposed inside the cooling device body 1, and the third cooling unit 3 is disposed outside the cooling device body 1; the cooling device body 1 includes an inlet 11, an outlet 12, an air inlet 13, and an air outlet 14; the inlet 11 and the outlet 12 are disposed opposite each other along a first direction Z, and the air inlet 13 and the air outlet 14 are disposed opposite each other along a first direction Z. The second direction X is relatively set, the first direction Z is perpendicular to the horizontal direction, and the second direction X is parallel to the horizontal direction; the cooling and dispersing device includes two spiral cutters set along the first direction Z, and the two spiral cutters penetrate the cooling device body 1; the third cooling unit 3 includes a multi-tube cooler, which avoids the feed inlet 13, the discharge outlet 14, the air inlet 11 and the air outlet 12, and is set along the first direction Z on the outside of the cooling device body 1, and one end of the multi-tube cooler is connected to the kiln tail waste heat boiler.

[0021] This application provides a cooling device for cement clinker, wherein the multi-tube cooler is disposed close to the outer wall of the cooling device body 1 along the first direction Z.

[0022] This application provides a cooling device for cement clinker. The multi-tube cooler includes multiple parallel first pipes 31. One end of the first pipe 31 is connected to the waste heat boiler at the kiln tail, and water flows through the first pipe 31 to the waste heat boiler at the kiln tail.

[0023] This application provides a cooling device for cement clinker, the cooling and dispersing device comprising a first spiral cutter 21 and a second spiral cutter 22, the first spiral cutter 21 and the second spiral cutter 22 being arranged side by side along the first direction Z.

[0024] This application provides a cooling device for cement clinker. The cooling and dispersing device further includes a first motor 23 and a second motor 24. The first motor 23 is connected to the first spiral cutter 21, and the second motor 24 is connected to the second spiral cutter 22. The first motor 23 is used to drive the first spiral cutter 21 to rotate, and the second motor 24 is used to drive the second spiral cutter 22 to rotate.

[0025] This application provides a cooling device for cement clinker, wherein the air inlet 13 and the air outlet 14 are the same size and are arranged opposite to each other.

[0026] This application provides a cooling device for cement clinker, wherein the air inlet 13 includes a first door plate 15, the first door plate 15 being detachably connected to the air inlet 13, and the air outlet 14 includes a second door plate 16, the second door plate 16 being detachably connected to the air outlet 14.

[0027] This application provides a cooling device for cement clinker, wherein the main body 1 of the cooling device further includes a waste heat recovery device 17, which is disposed below the air outlet 14.

[0028] This application provides a cooling device for cement clinker, wherein the cooling device body 1 further includes an air inlet 18, which is disposed on the side of the cooling device body 1 near the air inlet 13.

[0029] This application provides a device for cooling cement clinker, wherein the air inlet 18 includes a valve 19.

[0030] To facilitate understanding of the embodiments of this solution by those skilled in the art, the working principle of this solution is briefly explained below in conjunction with specific application scenarios: Specifically, before using the cement clinker cooling device, the operator can first open the first door panel 15 and the second door panel 16 to ensure that the air inlet 13 and the air outlet 14 are unobstructed. When the cement clinker cooling device starts working, the first motor 23 and the second motor 24 are turned on, causing the first spiral cutter 21 and the second spiral cutter 22 to start rotating. It should be noted that the first spiral cutter 21 and the second spiral cutter 22 rotate in opposite directions; the first spiral cutter 21 rotates counterclockwise, and the second spiral cutter 22 rotates clockwise, so that the dispersing effect of the cement clinker is optimal.

[0031] Then, cement clinker is poured into the cooling device body 1 through the feed inlet 11. The cement clinker entering the cooling device body 1 is rapidly dispersed and cooled under the action of the first spiral cutter 21 and the second spiral cutter 22. Then, cold air is introduced into the air inlet 13, so that the cold air entering the cooling device body 1 performs secondary cooling on the cement clinker. Furthermore, according to the required cooling temperature and cooling time of the cement clinker, the opening and closing degree of the valve 19 of the air supply port 18 is controlled, and the hot air flowing out through the air outlet 14 is recovered by the waste heat recovery device 17 to realize the recovery and utilization of heat and improve the energy utilization rate.

[0032] Furthermore, the third cooling unit 3 is opened, allowing cold water to exchange heat through multiple first pipes 31 within the multi-pipe cooler, and then hot water flows into the waste heat boiler at the kiln tail, thus realizing the recycling of water resources and achieving the third cooling of the cooling device body 1.

[0033] This application provides a cooling device for cement clinker, comprising at least: a cooling and dispersing device, a cooling device body 1, and a third cooling unit 3; the cooling and dispersing device is disposed inside the cooling device body 1, and the third cooling unit 3 is disposed outside the cooling device body 1; the cooling device body 1 includes an inlet 11, an outlet 12, an air inlet 13, and an air outlet 14; the inlet 11 and the outlet 12 are arranged opposite each other along a first direction Z, and the air inlet 13 and the air outlet 14 are arranged opposite each other along a second direction X. Z is perpendicular to the horizontal direction, and the second direction X is parallel to the horizontal direction; the cooling and dispersing device includes two spiral cutters arranged along the first direction Z, and the two spiral cutters penetrate the cooling device body 1; the third cooling unit 3 includes a multi-tube cooler, which avoids the feed inlet 11, the discharge outlet 12, the air inlet 13, and the air outlet 14, and is arranged on the outside of the cooling device body 1 along the first direction Z, with one end of the multi-tube cooler connected to the kiln tail waste heat boiler; its beneficial effects are: firstly, the cement clinker cooling device The device includes a cooling and dispersing device comprising two spiral cutters and two drive motors. The two spiral cutters rotate under the action of the two drive motors, effectively dispersing the cement clinker entering the cement cooling device and providing initial cooling. Secondly, the cement clinker cooling device also includes an air inlet 13 and an air outlet 14. The cooling device body 1, the air inlet 13, and the air outlet 14 form a wind-cooling device. When the doors of the air inlet 13 and the air outlet 14 are opened, cold air flows from the air inlet 13... Air enters through vent 13 and exits through vent 14, allowing the cement clinker cooling device to cool the cement clinker a second time. Thirdly, the cement clinker cooling device also includes a third cooling unit 3, which is water-cooled and located on the outer wall of the cooling device body 1. This unit can cool the cement clinker a third time, resulting in a good cooling effect. Fourthly, the cement clinker cooling device includes a waste heat recovery device 17, and one end of the third cooling unit 3 is connected to the kiln tail waste heat boiler, enabling the recovery and utilization of the heat energy released by the cement clinker, thus achieving energy recovery and utilization.

[0034] All other parts of this utility model that are not described in detail belong to the prior art, and therefore will not be described in detail here.

[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some or all of the technical features therein. Such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.

Claims

1. A device for cooling cement clinker, characterized in that, It includes at least: a cooling and dispersing device, a cooling device body, and a third cooling unit; The cooling and dispersing device is disposed inside the cooling device body, and the third cooling unit is disposed outside the cooling device body; The cooling device body includes a feed inlet, a discharge outlet, an air inlet, and an air outlet; the feed inlet and the discharge outlet are arranged opposite each other along a first direction, and the air inlet and the air outlet are arranged opposite each other along a second direction, the first direction being perpendicular to the horizontal direction and the second direction being parallel to the horizontal direction; The cooling and dispersing device includes two spiral blades arranged along the first direction, and the two spiral blades penetrate the body of the cooling device. The third cooling unit includes a multi-tube cooler, which avoids the feed inlet, the discharge outlet, the air inlet and the air outlet, and is arranged on the outside of the cooling device body along the first direction. One end of the multi-tube cooler is connected to the waste heat boiler at the kiln tail.

2. The device for cooling cement clinker according to claim 1, characterized in that, The multi-tube cooler is disposed close to the outer wall of the cooling device body along the first direction.

3. The device for cooling cement clinker according to claim 2, characterized in that, The multi-tube cooler includes multiple parallel first pipes, one end of which is connected to the waste heat boiler at the kiln tail, and water flows through the first pipes to the waste heat boiler at the kiln tail.

4. The device for cooling cement clinker according to claim 1, characterized in that, The cooling and dispersing device includes a first spiral cutter and a second spiral cutter, which are arranged side by side along the first direction.

5. A cooling device for cement clinker according to claim 4, characterized in that, The cooling and dispersing device further includes a first motor and a second motor. The first motor is connected to the first spiral reamer, and the second motor is connected to the second spiral reamer. The first motor is used to drive the first spiral reamer to rotate, and the second motor is used to drive the second spiral reamer to rotate.

6. The device for cooling cement clinker according to claim 1, characterized in that, The air inlet and the air outlet are the same size, and the air inlet and the air outlet are arranged opposite to each other.

7. The device for cooling cement clinker according to claim 1, characterized in that, The air inlet includes a first door panel, which is detachably connected to the air inlet, and the air outlet includes a second door panel, which is detachably connected to the air outlet.

8. A device for cooling cement clinker according to claim 7, characterized in that, The cooling device also includes a waste heat recovery device, which is located below the air outlet.

9. A device for cooling cement clinker according to claim 1, characterized in that, The cooling device body also includes an air inlet, which is located on the side of the cooling device body near the air inlet.

10. A cooling device for cement clinker according to claim 9, characterized in that, The air supply inlet includes a valve.

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