CN216409603U

CN216409603U - Desulfurization gypsum quick drying device

Info

Publication number: CN216409603U
Application number: CN202122758470.2U
Authority: CN
Inventors: 王明军; 王亮亮; 朱庆强; 马凯; 逯震; 高洪业; 陈盛宾; 王润东; 王昊鹏
Original assignee: Shandong Jingtai Renewable Resources Co ltd
Current assignee: Shandong Jingtai Renewable Resources Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-29
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a desulfurization gypsum rapid drying device, and belongs to the technical field of desulfurization gypsum drying. The structure comprises a fixing seat, wherein an outer barrel is fixedly arranged on the fixing seat, an inner barrel is rotationally arranged in the outer barrel, a drying cavity is formed between the outer barrel and the inner barrel, a dryer communicated with the drying cavity is arranged on one side of the outer barrel, an exhaust port communicated with the drying cavity is arranged on the side wall of the other side of the outer barrel, a feeding pipe and a discharging pipe are arranged on the inner barrel, a second sliding groove and a first sliding groove which correspond to the feeding pipe and the discharging pipe respectively are arranged on the inner wall of the outer barrel, one end of the feeding pipe and one end of the discharging pipe are arranged in the second sliding groove and the first sliding groove in a sliding mode respectively, and a feeding mechanism is arranged above the outer barrel.

Description

Desulfurization gypsum quick drying device

Technical Field

The utility model relates to the technical field of desulfurization gypsum drying, in particular to a rapid desulfurization gypsum drying device.

Background

The main components of the desulfurized gypsum are the same as natural gypsum, the desulfurized gypsum is a byproduct of an FGD process, and the FGD process is a technology for recovering sulfur dioxide in flue gas of coal or oil by using lime-limestone and is widely applied to industries such as building materials and the like.

According to the utility model discloses a "desulfurization gypsum quick drying device" that china utility model patent (application number: CN201922016518.5, application date: 2019.11.21) disclosed, its structure is "including support, base, firm structure and drying cylinder, the base is installed to the bottom of support, drying cylinder is installed to the bottom of support one side, the top of support one side is provided with transport structure, material inlet is installed to one side on drying cylinder top, the material export is installed to one side of drying cylinder bottom, one side of drying cylinder is provided with rotating-structure, the drying-machine is installed to one side of drying cylinder inside, the outside of drying cylinder is provided with firm structure. The utility model has the advantages that the conveying structure is arranged above the drying cylinder, the desulfurized gypsum enters the conveying box through the conveying inlet, the second servo motor is started, the spiral shovel moves to uniformly drive the desulfurized gypsum to move and then enters the drying cylinder through the conveying outlet, the material blockage or the waste time caused by too little material can not be caused, but the device is still insufficient when in use, the moisture content is reduced along with the drying of the desulfurized gypsum, a large amount of dry desulfurized gypsum enters high-temperature waste gas to form gas-solid phase exhaust, the dust concentration in the waste gas is high, the treatment of the waste gas is difficult, meanwhile, the material inlet of the drying cylinder cannot be connected with the conveying outlet due to the rotation, so that partial material can be leaked when the material enters the drying cylinder from the conveying outlet, and meanwhile, when the drying cylinder rotates to the material inlet, partial material can continuously fall out from the material inlet, the resources are wasted, and the production cost is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a quick drying device for desulfurized gypsum, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a quick drying device for desulfurized gypsum comprises a fixed seat, an outer barrel is fixedly arranged on the fixed seat, an inner barrel is rotationally arranged in the outer barrel, a drying cavity is formed between the outer barrel and the inner barrel, a dryer communicated with the drying cavity is arranged on one side of the outer barrel, an exhaust port communicated with the drying cavity is arranged on the side wall of the other side of the outer barrel, a feeding pipe and a discharging pipe are arranged on the inner barrel, a second sliding groove and a first sliding groove which are respectively corresponding to the feeding pipe and the discharging pipe are arranged on the inner wall of the outer barrel, one end of the feeding pipe and one end of the discharging pipe are respectively arranged in the second sliding groove and the first sliding groove in a sliding manner, a feeding mechanism is arranged above the outer barrel and comprises a material outlet which is arranged at the upper end of the outer barrel and is communicated with the second sliding groove, the lower end of the material outlet is communicated with the feeding pipe, and a material outlet communicated with the first sliding groove is also arranged at the lower end of the outer barrel, the top end of the discharge port is communicated with the discharge pipe, and the material outlet and the discharge port are respectively provided with an electric control valve for opening and closing the material outlet and the discharge port.

By adopting the technical scheme, the outer cylinder and the inner cylinder are arranged, the drying cavity is formed between the outer cylinder and the inner cylinder, high-temperature gas is dried for the desulfurized gypsum in the inner cylinder from the drying cavity, the desulfurized gypsum is prevented from entering high-temperature waste gas, thereby being convenient for recycling the high-temperature waste gas, the inner cylinder is rotationally arranged in the outer cylinder, the efficiency and the uniformity of the drying of the desulfurized gypsum are improved, meanwhile, the material outlet is communicated with the second chute, so that the problem that a large amount of desulfurized gypsum is spilled when entering the inner cylinder is avoided, through set up automatically controlled valve at material export and bin outlet, desulfurization gypsum throws away from material export and bin outlet when having avoided the inner tube to rotate on the one hand, has avoided the waste, and on the other hand has avoided including the high-temperature gas to discharge from material export and bin outlet when the inner tube rotates, guarantees that high-temperature gas only discharges from the gas vent, has improved drying efficiency.

As a further scheme of the utility model: one side of the outer barrel, which is far away from the dryer, is provided with a rotating shaft, one end of the rotating shaft is connected with the inner barrel, and the other end of the rotating shaft is connected with the first motor through a belt wheel transmission mechanism.

By adopting the technical scheme, the inner barrel can be controlled to rotate by controlling the first motor, the structure is simple, and the control is convenient.

As a still further scheme of the utility model: the feeding mechanism is including being located the conveying section of thick bamboo of urceolus top, be provided with the conveying screw feeder in the conveying section of thick bamboo, the material export sets up the one end downside at the conveying section of thick bamboo, conveying section of thick bamboo other end upside is provided with the conveying entry, and the conveying section of thick bamboo is provided with the second motor that is used for driving the conveying screw feeder in the one end that is close to the conveying entry.

Adopt above-mentioned technical scheme, through setting up a transfer cylinder and conveying screw feeder, make entering into the inner tube that desulfurization gypsum can be even, avoided the material to form at the entrance and blockked up, carry out the even stirring to desulfurization gypsum when carrying simultaneously, make better drying of desulfurization gypsum, improve work efficiency.

As a still further scheme of the utility model: the outer wall of the inner barrel is evenly provided with a plurality of sliding rods, the inner wall of the outer barrel is provided with a plurality of third sliding grooves corresponding to the sliding rods, and one ends of the sliding rods are slidably arranged in the third sliding grooves.

By adopting the technical scheme, the sliding rod is matched with the third sliding groove, so that the stability of the inner cylinder in the outer cylinder during rotation is ensured, the effects of supporting and stabilizing the inner cylinder are achieved, and the safety is improved.

As a still further scheme of the utility model: the diameter of the material outlet is smaller than that of the feeding pipe.

Adopt above-mentioned technical scheme, the desulfurization gypsum in the material export is abundant when having guaranteed the feeding falls into the inlet pipe, has avoided desulfurization gypsum to take place to pile up the problem of jam at the hookup location of material export and inlet pipe when the feeding.

As a still further scheme of the utility model: the diameter of the discharge opening is larger than that of the discharge pipe.

By adopting the technical scheme, the desulfurization gypsum in the discharge pipe can be ensured to fully fall into the discharge port during discharging, the accumulation and blockage of the desulfurization gypsum at the connecting position of the discharge pipe and the discharge port can be avoided,

compared with the prior art, the utility model has the beneficial effects that: simple structure, the effectual stoving of having realized desulfurization gypsum has avoided desulfurization gypsum to get into high temperature waste gas simultaneously, has improved the utilization ratio of waste gas.

Drawings

FIG. 1 is a structural diagram of a desulfurization gypsum rapid drying device;

FIG. 2 is a connection diagram of a material outlet and a feeding pipe of the desulfurization gypsum rapid drying device;

FIG. 3 is a connection diagram of a discharge pipe and a discharge port of the desulfurization gypsum rapid drying device;

FIG. 4 is a connection diagram of an inner cylinder and an outer cylinder of the desulfurization gypsum rapid drying device;

FIG. 5 is a connection diagram of the inner cylinder and the outer cylinder of the desulfurization gypsum rapid drying device.

In the figure: 1. an outer cylinder; 2. an inner barrel; 3. an exhaust port; 4. a rotating shaft; 5. a pulley drive mechanism; 6. a first motor; 7. a second motor; 8. a delivery inlet; 9. a conveying auger; 10. a transfer drum; 11. a first chute; 12. a material outlet; 13. a feed pipe; 14. a second chute; 15. a slide bar; 16. a third chute; 17. a discharge pipe; 18. a discharge outlet; 19. a dryer; 20. a drying cavity; 21. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-5, the present embodiment provides a desulfurization gypsum rapid drying device, including a fixing base 21, an outer cylinder 1 is fixedly disposed on the fixing base 21, an inner cylinder 2 is rotatably disposed in the outer cylinder 1, specifically, a rotating shaft 4 is disposed on one side of the outer cylinder 1 away from a drying machine 19, one end of the rotating shaft 4 is connected to the inner cylinder 2, and the other end is connected to a first motor 6 through a pulley transmission mechanism 5, the pulley transmission mechanism 5 is mature technology, and is not repeated, in order to improve the stability of the inner cylinder 2 during rotation, as shown in fig. 1 and 4, a plurality of sliding rods 15 are uniformly disposed on the outer wall of the inner cylinder 2, a plurality of third sliding grooves 16 corresponding to the sliding rods 15 are disposed on the inner wall of the outer cylinder 1, one end of the sliding rod 15 is slidably disposed in the third sliding groove 16, a drying cavity 20 is formed between the outer cylinder 1 and the inner cylinder 2, a drying machine 19 communicated with the drying cavity 20 is disposed on one side of the outer cylinder 1, the lateral wall of the other side of the outer barrel 1 is provided with an exhaust port 3 communicated with a drying cavity 20, the inner barrel 2 is provided with a feeding pipe 13 and a discharging pipe 17, the inner wall of the outer barrel 1 is provided with a second chute 14 and a first chute 11 corresponding to the feeding pipe 13 and the discharging pipe 17 respectively, one end of the feeding pipe 13 and one end of the discharging pipe 17 are arranged in the second chute 14 and the first chute 11 in a sliding manner respectively, the feeding pipe 13 and the second chute 14 are matched as shown in figures 1 and 5, the discharging pipe 17 and the first chute 11 are matched in the same manner as the feeding pipe 13 and the second chute 14, a feeding mechanism is arranged above the outer barrel 1, specifically, the feeding mechanism comprises a conveying barrel 10 positioned above the outer barrel 1, a conveying auger 9 is arranged in the conveying barrel 10, a material outlet 12 is arranged at the lower side of one end of the conveying barrel 10, a conveying inlet 8 is arranged at the upper side of the other end of the conveying barrel 10, the conveying cylinder 10 is provided with a second motor 7 for driving a conveying auger 9 at one end close to a conveying inlet 8, the lower end of a material outlet 12 is arranged on the outer cylinder 1 and communicated with a second chute 14, when a feeding pipe 13 of the inner cylinder 2 rotates to the highest position (below the material outlet 12), the lower end of the material outlet 12 is communicated with the feeding pipe 13, as shown in fig. 2, the diameter of the material outlet 12 is smaller than that of the feeding pipe 13, the lower end of the outer cylinder 1 is further provided with a discharging opening 18 communicated with the first chute 11, the top end of the discharging opening 18 is communicated with a discharging pipe 17, as shown in fig. 3, the diameter of the discharging opening 18 is larger than that of the discharging pipe 17, and electrically controlled valves for opening and closing the material outlet 12 and the discharging opening 18 are arranged in the material outlet 12 and the discharging opening 18.

When the desulfurization gypsum needs to be dried, the desulfurization gypsum is sent into the conveying cylinder 10 through the conveying inlet 8, so that the desulfurized gypsum is uniformly conveyed into the inner cylinder 2, at the moment, the electric control valves in the material outlet 12 and the material outlet 18 are closed, under the action of the first motor 6, the inner cylinder 2 rotates, under the action of the dryer 19, high-temperature gas continuously passes through the drying cavity 20, the desulfurized gypsum in the inner cylinder 2 is dried and discharged from the exhaust port 3 for collection and reuse, after the drying is finished, and (3) closing the dryer 19, respectively communicating the feeding pipe 13 and the discharging pipe 17 with the material outlet 12 and the material outlet 18, opening an electric control valve of the material outlet 18, discharging the dried desulfurization gypsum in the inner barrel 2, then closing the valve of the material outlet 18, and then opening the electric control valve of the material outlet 12 to enable new desulfurization gypsum to enter the inner barrel for a new round of drying.

It should be noted that the above embodiments are only specific and clear descriptions of technical solutions and technical features of the present application. However, to those skilled in the art, aspects or features that are part of the prior art or common general knowledge are not described in detail in the above embodiments.

In addition, the technical solutions of the present application are not limited to the above-described embodiments, and those skilled in the art should take the description as a whole, and the technical solutions in the embodiments may be appropriately combined, so that other embodiments that can be understood by those skilled in the art may be formed.

Claims

1. The utility model provides a desulfurization gypsum quick drying device, its characterized in that, includes fixing base (21), fixed urceolus (1) that is provided with on fixing base (21), urceolus (1) internal rotation is provided with inner tube (2), form stoving chamber (20) between urceolus (1) and inner tube (2), urceolus (1) one side is provided with and dries communicating drying-machine (19) in chamber (20), be provided with on urceolus (1) opposite side lateral wall with the communicating gas vent (3) in stoving chamber (20), be provided with inlet pipe (13) and discharging pipe (17) on inner tube (2), be provided with second spout (14) and first spout (11) that correspond with inlet pipe (13) and discharging pipe (17) respectively on urceolus (1) inner wall, the one end of inlet pipe (13) and the one end of discharging pipe (17) slide respectively and set up in second spout (14) and first spout (11), urceolus (1) top is provided with feeding mechanism, feeding mechanism including set up in urceolus (1) upper end and with second spout (14) communicating material export (12), the lower extreme of material export (12) communicates with each other with inlet pipe (13), urceolus (1) lower extreme still is provided with communicating bin outlet (18) with first spout (11), bin outlet (18) top communicates with each other with discharging pipe (17), all is provided with in material export (12) and bin outlet (18) to be used for opening and close the automatically controlled valve of material export (12) and bin outlet (18).

2. The desulfurization gypsum rapid drying device is characterized in that a rotating shaft (4) is arranged on one side of the outer cylinder (1) far away from the dryer (19), one end of the rotating shaft (4) is connected with the inner cylinder (2), and the other end of the rotating shaft (4) is connected with the first motor (6) through a belt wheel transmission mechanism (5).

3. The desulfurization gypsum rapid drying device is characterized in that the feeding mechanism comprises a conveying cylinder (10) positioned above the outer cylinder (1), a conveying auger (9) is arranged in the conveying cylinder (10), the material outlet (12) is arranged at the lower side of one end of the conveying cylinder (10), a conveying inlet (8) is arranged at the upper side of the other end of the conveying cylinder (10), and a second motor (7) for driving the conveying auger (9) is arranged at one end of the conveying cylinder (10) close to the conveying inlet (8).

4. The desulfurization gypsum rapid drying device according to claim 1, characterized in that a plurality of sliding rods (15) are uniformly arranged on the outer wall of the inner cylinder (2), a plurality of third sliding grooves (16) corresponding to the sliding rods (15) are arranged on the inner wall of the outer cylinder (1), and one end of each sliding rod (15) is slidably arranged in the third sliding groove (16).

5. A desulfurized gypsum rapid drying apparatus according to claim 1, characterized in that the diameter of said material outlet (12) is smaller than the diameter of said feeding pipe (13).

6. The desulfurization gypsum rapid drying device according to claim 1, wherein the diameter of the discharge opening (18) is larger than that of the discharge pipe (17).