Heating device of desulfurized gypsum dryer

Abstract

The utility model belongs to the field of desulfurized gypsum, particularly relates to a heating device of a desulfurized gypsum dryer, and aims to solve the problems that the existing heating device cannot scatter gypsum, so that the heating efficiency of the existing heating device is low, the gypsum needs to be manually discharged, and the working efficiency is influenced. Supporting columns are fixedly connected to the two sides of the top of the bottom plate, one sides of the two supporting columns are fixedly connected with the same outer box, an inner box is rotationally connected to the interior of the outer box, a stir-frying mechanism is arranged in the inner box, a discharging pipe is fixedly connected to one side of the exterior of the outer box, and two supporting legs are fixedly connected to the two sides of the top of the outer box. And one sides of the tops of the four supporting legs are fixedly connected with the same stirring box. According to the gypsum conveying device, the stirring box is arranged, gypsum can be scattered, the conveying amount can be adjusted according to the situation, the stir-frying plate is arranged, the heating efficiency is improved, and manual discharging is not needed.

Description

Technical Field

[0001] The utility model relates to the technical field of desulfurized gypsum, in particular to a heating device for a desulfurized gypsum dryer. Background Art

[0002] Desulfurized gypsum is a waste product produced during the flue gas desulfurization process of coal-fired power plants. With the rapid development of coal-fired power plant projects, the amount of desulfurized gypsum waste residue discharged is increasing, which not only occupies a large amount of land resources, but also seriously pollutes the environment. The main component of desulfurized gypsum is calcium sulfate dihydrate, which can replace natural gypsum as a cement retarder. Desulfurized gypsum contains a lot of adsorbed water, and a desulfurized gypsum dryer is needed to dry the desulfurized gypsum with a high water content.

[0003] Existing heating devices:

[0004] The patent document with announcement number CN212870669U states, "This application relates to the field of desulfurized gypsum dryers and discloses a desulfurized gypsum dryer heating device, which includes a plurality of heating tubes evenly arranged along the circumference of the inner wall of a drum, and a spiral heat dissipation fin is provided on the fixed sleeve outside the heating tube. A plurality of heat exchange fins are provided in the drum on the side of the spiral heat dissipation fin away from the side wall of the drum, and each of the heat exchange fins spans at least one spiral heat dissipation fin. The desulfurized gypsum dryer heating device of the present application increases the heat exchange area of ​​the desulfurized gypsum dryer heating device through the heat exchange fins, that is, increases the contact area between the desulfurized gypsum in the drum and the desulfurized gypsum dryer heating device, thereby reducing the moisture content of the desulfurized gypsum after drying."

[0005] However, the heating device cannot break up the gypsum, so that its heating efficiency is low, and the gypsum needs to be manually fed, which affects work efficiency. Utility Model Content

[0006] The utility model aims to solve the shortcomings of the prior art that the gypsum cannot be broken up, resulting in low heating efficiency, and that the gypsum needs to be fed manually, affecting work efficiency, and a heating device for a desulfurized gypsum dryer is proposed.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A desulfurized gypsum dryer heating device comprises a base plate, both sides of the top of the base plate are fixedly connected with pillars, and one side of the two pillars is fixedly connected to the same outer box, the interior of the outer box is rotatably connected to an inner box, the interior of the inner box is provided with a stir-frying mechanism, one side of the outside of the outer box is fixedly connected to a discharge pipe, two legs are fixedly connected to both sides of the top of the outer box, and one side of the top of the four legs is fixedly connected to the same mixing box, and the top of the mixing box is fixedly connected to a feed pipe.

[0009] Preferably, a conveying pipe is fixedly connected to one side of the bottom of the mixing box, a material guide plate is fixedly connected to one side of the conveying pipe, the material guide plate cooperates with the inner box, and a stopper is fixedly connected to one side of the interior of the conveying pipe.

[0010] Preferably, a motor is fixedly connected to the top of the stirring box, a rotating shaft is rotatably connected to the inside of the stirring box, and a plurality of stirring rods are fixedly connected to the outer periphery of the rotating shaft.

[0011] Preferably, the stopper is fixedly connected to a rotating rod, one side of the rotating rod is rotatably connected to a baffle, the outside of the baffle is fixedly connected to a grip rod, the bottom of the rotating shaft is fixedly connected to the rotating rod, and one side of the rotating rod is fixedly connected to a secondary bevel gear.

[0012] Preferably, the stir-frying mechanism comprises a heating tube, a plurality of heating tubes are fixedly connected to the interior of the inner box, a heat dissipation fin is fixedly connected to the outer shaft of the heating tube, and a transmission shaft is rotatably connected to the interior of the inner box.

[0013] Preferably, connecting blocks are fixedly connected on both sides of the transmission shaft, the connecting blocks are fixedly connected to the inner box, a plurality of stir-fry plates are fixedly connected inside the inner box, and a main bevel gear is fixedly connected to one side of the transmission shaft, and the main bevel gear is meshed with the auxiliary bevel gear.

[0014] In the utility model, the beneficial effects of the heating device are:

[0015] Since a stirring rod is provided, when the gypsum needs to be broken up, the material is first fed into the mixing box through the feed pipe, the motor is started, and the output end of the motor drives the shaft to rotate, and the rotating shaft breaks up the gypsum in the mixing box through the stirring rod.

[0016] The utility model is simple to operate and easy to use. The heating device is provided with a stirring box, which can break up the gypsum and can adjust the conveying amount according to the situation. A stir-frying plate is provided, which improves the heating efficiency and eliminates the need for manual feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of a heating device for a desulfurized gypsum drying machine proposed by the utility model;

[0018] Figure 2 A desulfurized gypsum drying machine heating device is proposed in the utility model Figure 1 The enlarged structural diagram of part A in the middle;

[0019] Figure 3 The utility model provides a schematic diagram of the internal connection relationship structure of a conveying pipe of a heating device for a desulfurized gypsum dryer.

[0020] In the figure: 1. bottom plate; 2. support; 3. outer box; 4. inner box; 5. heating tube; 6. heat dissipation fin; 7. transmission shaft; 8. main bevel gear; 9. rotating shaft; 10. mixing box; 11. support leg; 12. motor; 13. stirring rod; 14. feeding pipe; 15. auxiliary bevel gear; 16. guide plate; 17. discharging pipe; 18. conveying pipe; 19. rotating rod; 20. block; 21. baffle; 22. grip; 23. connecting block; 24. stir-fry plate. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Embodiment 1

[0023] Reference Figure 1-Figure 3 A desulfurized gypsum drying machine heating device comprises a bottom plate 1, both sides of the top of the bottom plate 1 are fixedly connected with pillars 2, and one side of the two pillars 2 is fixedly connected with the same outer box 3, the inner box 4 is rotatably connected inside the outer box 3, and the inner box 4 is provided with a stir-frying mechanism inside, a discharge pipe 17 is fixedly connected to one side of the outer side of the outer box 3, two legs 11 are fixedly connected to both sides of the top of the outer box 3, and one side of the top of the four legs 11 is fixedly connected with the same stirring box 10, and a feed pipe 14 is fixedly connected to the top of the stirring box 10.

[0024] In the utility model, a motor 12 is fixedly connected to the top of a mixing box 10, a rotating shaft 9 is rotatably connected to the inside of the mixing box 10, a plurality of stirring rods 13 are fixedly connected to the periphery of the rotating shaft 9, a conveying pipe 18 is fixedly connected to one side of the bottom of the mixing box 10, a material guide plate 16 is fixedly connected to one side of the conveying pipe 18, the material guide plate 16 cooperates with the inner box 4, and a stopper 20 is fixedly connected to one side of the inside of the conveying pipe 18.

[0025] In the utility model, the stopper 20 is fixedly connected to the rotating rod 19, one side of the rotating rod 19 is rotatably connected to the baffle 21, the outside of the baffle 21 is fixedly connected to the gripping rod 22, the bottom of the rotating shaft 9 is fixedly connected to the rotating rod 19, and one side of the rotating rod 19 is fixedly connected to the secondary bevel gear 15.

[0026] In the utility model, the stir-frying mechanism includes a heating tube 5, a plurality of heating tubes 5 are fixedly connected inside an inner box 4, a heat dissipation fin 6 is fixedly connected to the outer shaft of the heating tube 5, a transmission shaft 7 is rotatably connected inside the inner box 4, connecting blocks 23 are fixedly connected on both sides of the transmission shaft 7, the connecting block 23 is fixedly connected to the inner box 4, a plurality of stir-frying plates 24 are fixedly connected inside the inner box 4, a main bevel gear 8 is fixedly connected to one side of the transmission shaft 7, and the main bevel gear 8 is meshed with a secondary bevel gear 15.

[0027] In the utility model, when heating is needed, the material is firstly fed into the mixing box 10 through the feed pipe 14, and the motor 12 is started. The output end of the motor 12 drives the rotating shaft 9 to rotate, and the rotating rotating shaft 9 breaks up the gypsum in the mixing box 10 through the stirring rod 13. After breaking up, according to the situation, the baffle plate 21 is driven to rotate through the gripping rod 22, and the speed of the falling material in the conveying pipe 18 is adjusted through the baffle plate 21 and the stopper 20. The falling material enters the inner box 4 through the guide plate 16, and when the rotating shaft 9 drives the stirring rod 13 to rotate, the transmission shaft 7 is driven to rotate through the secondary bevel gear 15 and the main bevel gear 8. The rotating transmission shaft 7 drives the inner box 4 to rotate through the connecting block 23. The rotating inner box 4 heats the gypsum inside through the heating tube 5 and the heat dissipation fin 6, and then stirs and guides it through the stir-frying plate 24, so that the gypsum is stir-fried from one end to the other end, and then discharged through the discharge pipe 17 at the other end.

[0028] Embodiment 2

[0029] The difference between this embodiment and the first embodiment is that a cover plate is rotatably connected to the top of the feed pipe 14. When the device is idle, the cover plate is rotated to seal the feed pipe 14 to prevent objects from entering the device when idle and affecting subsequent work.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A heating device for a desulfurized gypsum drying machine, comprising a bottom plate (1), characterized in that: The top sides of the bottom plate (1) are fixedly connected to pillars (2), and one side of the two pillars (2) is fixedly connected to the same outer box (3), the inner part of the outer box (3) is rotatably connected to the inner box (4), and the inner part of the inner box (4) is provided with a stir-frying mechanism, the outer side of the outer box (3) is fixedly connected to a discharge pipe (17), the top sides of the outer box (3) are fixedly connected to two legs (11), and the top side of the four legs (11) is fixedly connected to the same stirring box (10), and the top of the stirring box (10) is fixedly connected to a feed pipe (14).

2. A desulfurized gypsum drying machine heating device according to claim 1, characterized in that: The top of the stirring box (10) is fixedly connected to a motor (12), the interior of the stirring box (10) is rotatably connected to a rotating shaft (9), and the outer periphery of the rotating shaft (9) is fixedly connected to a plurality of stirring rods (13).

3. A desulfurized gypsum drying machine heating device according to claim 2, characterized in that: A conveying pipe (18) is fixedly connected to one side of the bottom of the mixing box (10), a material guide plate (16) is fixedly connected to one side of the conveying pipe (18), the material guide plate (16) cooperates with the inner box (4), and a stopper (20) is fixedly connected to one side of the interior of the conveying pipe (18).

4. A desulfurized gypsum drying machine heating device according to claim 3, characterized in that: The stopper (20) is fixedly connected to a rotating rod (19), one side of the rotating rod (19) is rotatably connected to a baffle (21), the outside of the baffle (21) is fixedly connected to a gripping rod (22), the bottom of the rotating shaft (9) is fixedly connected to the rotating rod (19), and one side of the rotating rod (19) is fixedly connected to a secondary bevel gear (15).

5. A desulfurized gypsum drying machine heating device according to claim 4, characterized in that: The stir-frying mechanism comprises a heating tube (5), a plurality of heating tubes (5) are fixedly connected inside the inner box (4), a heat dissipation fin (6) is fixedly connected to the outer shaft of the heating tube (5), and a transmission shaft (7) is rotatably connected inside the inner box (4).

6. A desulfurized gypsum drying machine heating device according to claim 5, characterized in that: Both sides of the transmission shaft (7) are fixedly connected with connecting blocks (23), the connecting blocks (23) are fixedly connected to the inner box (4), a plurality of stir-fry plates (24) are fixedly connected inside the inner box (4), and one side of the transmission shaft (7) is fixedly connected with a main bevel gear (8), and the main bevel gear (8) is meshed with a secondary bevel gear (15).

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