CN219429901U

CN219429901U - Sleeve kiln lime cooling device

Info

Publication number: CN219429901U
Application number: CN202320727802.7U
Authority: CN
Inventors: 彭益英; 刘宝富; 谢诚; 蒋伟杰
Original assignee: Mound Group Liyang Metallurgical Engineering Technology Co ltd
Current assignee: Mound Group Liyang Metallurgical Engineering Technology Co ltd
Priority date: 2023-04-05
Filing date: 2023-04-05
Publication date: 2023-07-28
Anticipated expiration: 2033-04-05

Abstract

The utility model discloses a lime cooling device for a sleeve kiln, which comprises a sleeve kiln cylinder, wherein the top end of the sleeve kiln cylinder is fixedly connected with a feeding pipeline, a heat-insulating sleeve is arranged below the feeding pipeline and fixedly connected with the inner side wall of the sleeve kiln cylinder, the top wall of the heat-insulating sleeve is fixedly connected with a servo motor, the output end of the servo motor is fixedly connected with a threaded conveying rod, a connecting shaft at the top end of the threaded conveying rod is a telescopic connecting shaft, the outer side wall of the threaded conveying rod is provided with a circulating water tank, the center of the circulating water tank is provided with a threaded sleeve, the threaded sleeve is in threaded connection with the threaded conveying rod, two sides of the circulating water tank are fixedly connected with connecting water pipes, and one side of each connecting water pipe is fixedly connected with a water filling port. According to the lime feeding device, the outer side of the servo motor is protected through the heat-insulating sleeve, lime is circularly fed through the threaded conveying rod, the servo motor and the threaded sleeve, and lime at the thread position inside the threaded conveying rod is cooled through the circulating water tank.

Description

Sleeve kiln lime cooling device

Technical Field

The utility model relates to the technical field of lime production, in particular to a lime cooling device for a sleeve kiln.

Background

The sleeve kiln is one of lime kilns, has the characteristics of low heat consumption, high lime activity, simple structure and strong fuel adaptability, and compared with the traditional lime kiln, lime is calcined in an annular space, the air flow distribution is more uniform, no cooling equipment is arranged in the kiln, the failure rate is low, and the maintenance is easy. The method is suitable for producing high-quality lime by utilizing coke oven gas in the steel industry, utilizing calcium carbide furnace tail gas in the calcium carbide and chemical industry and the like, and achieves the purposes of improving the quality of lime and saving energy by automatic control, so that high-quality active lime is calcined. Because the sleeve kiln is internally provided with the negative pressure because of the pumping action of the high-temperature fan, most devices can cool lime in the ash discharging cavity through a simple ventilation pipe and a regulating valve, but only air naturally sucked by the negative pressure is used for cooling, so that the efficiency is low, the cooling effect of the air is limited, and the cooling quality cannot be guaranteed.

A prior art lime cooling device for a sleeve kiln is described in patent publication CN 210825967U: the utility model provides a sleeve kiln lime cooling device, which relates to the technical field of lime production equipment and comprises a sleeve kiln main body and a lime cooling mechanism, wherein a ventilation pipe is inserted below one side of the sleeve kiln main body, a control valve is arranged on the ventilation pipe, a cooling cavity is connected in series on the ventilation pipe and is positioned in an inner cavity of the sleeve kiln main body, a motor is fixedly connected to the bottom of the inner cavity of the sleeve kiln main body, one end of a rotating shaft is arranged at the output end of the motor, a rotating blade is welded on the rotating shaft, a water tank is fixedly connected to the inner wall of the sleeve kiln main body, and an atomizing nozzle is fixedly connected to the bottom of the water tank.

With respect to the related art, the inventor considers that the cooling method for lime by spraying water mist is unreliable, the water mist can agglomerate lime to block a discharge hole, and the water mist spraying can only cool the surface temperature of the lime block and cannot lower the core temperature of the lime block, so that the working efficiency is insufficient.

Disclosure of Invention

The utility model aims to provide a lime cooling device for a sleeve kiln, which aims to solve the problems that in the prior art, a cooling method for lime by spraying water mist is unreliable, the water mist can cause lime to agglomerate so as to block a discharge hole, the water mist spraying can only cool the surface temperature of a lime block and cannot lower the core temperature of the lime block, so that the working efficiency is insufficient.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sleeve kiln lime cooling device, includes the sleeve kiln barrel, the top fixedly connected with pan feeding pipeline of sleeve kiln barrel, the below of pan feeding pipeline is provided with heat-proof sleeve, heat-proof sleeve fixedly connected with sleeve kiln barrel's inside wall, heat-proof sleeve's roof fixedly connected with servo motor, servo motor's output fixedly connected with screw thread conveying pole, the connecting axle on screw thread conveying pole top is the telescopic connection axle, screw thread conveying pole's lateral wall is provided with circulating water tank, screw thread sleeve has been seted up at circulating water tank's center, screw thread sleeve and screw thread conveying pole threaded connection, circulating water tank's both sides fixedly connected with connecting pipe, one side fixedly connected with water filling port of connecting pipe.

Through the technical scheme, the lime is stably cooled.

Preferably, a heat exchange tube is arranged below the feeding pipeline and is fixedly connected to the inner side wall of the sleeve kiln cylinder.

Through the technical scheme, the lime is preheated.

Preferably, a circulating pipe is arranged below the heat exchange pipe, the circulating pipe is fixedly connected to the inner side wall of the sleeve kiln cylinder, and a lime burner is arranged between the circulating pipe and the heat exchange pipe.

Through the technical scheme, the lime is calcined.

Preferably, the top of connecting water pipe one side fixedly connected with water pump, the lateral wall fixedly connected with mount pad of connecting water pipe one side, the mount pad is oval.

Through the technical scheme, the inside of follow-up parts is conveniently exposed.

Preferably, one side of the mounting seat is rotatably connected with a rotating rod, and one side of the rotating rod is fixedly connected with a circulating water pipe.

Through the technical scheme, the rotation of the circulating water pipe is realized.

Preferably, the shape of the circulating water pipe is also elliptical.

Through the technical scheme, the inner side of the circulating water pipe is exposed when the circulating water pipe rotates.

Preferably, the inside joint of circulating water pipe has the filter stand.

Through above-mentioned technical scheme, realize the change of filter frame in order to increase of service life.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The lime feeding device comprises a water pump, a water filling port, a circulating water tank, a threaded conveying rod, a heat-insulating sleeve, a servo motor, a connecting water pipe and a threaded sleeve, wherein the water filling port is used for filling water into the connecting water pipe and the circulating water tank, the heat-insulating sleeve is used for protecting the outer side of the servo motor, the threaded conveying rod, the servo motor and the threaded sleeve are used for circularly feeding lime, and the circulating water tank is used for cooling lime at the internal thread of the threaded conveying rod;

(2) Through being provided with water pump, circulating pipe, filtration frame, mount pad and dwang, drive cooling water through the water pump and circulate, realize circulating pipe's rotation through the mount pad, realized the filtration to the cooling water through the filtration of the circulating water filtration of connecting the water pipe of filtration frame, realized the change of filtration frame through the cooperation of circulating pipe and filtration frame.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

FIG. 2 is an enlarged schematic view of the circulation tank of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 2A according to the present utility model;

fig. 4 is a schematic top view of the filter frame of the present utility model.

In the figure: 1. a sleeve kiln cylinder; 2. lime burner; 3. a water pump; 4. a water inlet; 5. a circulation water tank; 6. a threaded transfer rod; 7. a thermal sleeve; 8. a circulation pipe; 9. a heat exchange tube; 10. a servo motor; 11. a feeding pipeline; 12. connecting a water pipe; 13. a threaded sleeve; 14. a circulating water pipe; 15. a filter frame; 16. a mounting base; 17. and rotating the rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-4, a lime cooling device for a sleeve kiln comprises a sleeve kiln cylinder 1, please refer to fig. 1, fig. 2 and fig. 3, a feeding pipeline 11 is fixedly connected to the top end of the sleeve kiln cylinder 1, feeding of lime raw materials is achieved, a heat insulation sleeve 7 is arranged below the feeding pipeline 11, the heat insulation sleeve 7 is fixedly connected to the inner side wall of the sleeve kiln cylinder 1, a servo motor 10 is fixedly connected to the top wall of the heat insulation sleeve 7, the servo motor 10 is prevented from being scalded by lime through heat insulation of the heat insulation sleeve 7, the output end of the servo motor 10 is fixedly connected with a threaded conveying rod 6, a connecting shaft at the top end of the threaded conveying rod 6 is a telescopic connecting shaft, rotation and telescopic of the threaded conveying rod 6 are achieved, accordingly lime is scattered into the bottom of the sleeve kiln cylinder 1, a circulating water tank 5 is arranged on the outer side wall of the threaded conveying rod 6, a threaded sleeve 13 is arranged in the center of the circulating water tank 5 in a back and forth mode, the two sides of the circulating water tank 5 are fixedly connected with a connecting water pipe 12, one side of the connecting water pipe 12 is fixedly connected with a water filling port 4, the water filling port 12 is connected to the servo motor 5 through the water filling port 4, the water filling port 5 and the water filling pipe 6 are connected with the circulating water filling pipe 6 through the water filling pipe 6 and the water filling pipe 6, and the water filling pipe 6 are conveyed through the circulating water tank 6 and the circulating water tank 6 through the circulating water tank 6 and the circulating water tank 6.

Referring to fig. 1, a heat exchange tube 9 is disposed below a feeding pipeline 11, the heat exchange tube 9 is fixedly connected to the inner side wall of the sleeve kiln cylinder 1, lime is preheated, a circulating tube 8 is disposed below the heat exchange tube 9, the circulating tube 8 is fixedly connected to the inner side wall of the sleeve kiln cylinder 1, and a lime burner 2 is disposed between the circulating tube 8 and the heat exchange tube 9, so that lime is calcined.

Referring to fig. 2, 3 and 4, the top of one side of the connecting water pipe 12 is fixedly connected with the water pump 3, the outer side wall of one side of the connecting water pipe 12 is fixedly connected with the mounting seat 16, the mounting seat 16 is oval, the interior of the subsequent parts is conveniently exposed, one side of the mounting seat 16 is rotationally connected with the rotating rod 17, one side of the rotating rod 17 is fixedly connected with the circulating water pipe 14, the rotation of the circulating water pipe 14 is realized, the shape of the circulating water pipe 14 is also oval, the inner side of the circulating water pipe 14 is exposed when the circulating water pipe 14 rotates, the filter frame 15 is clamped in the circulating water pipe 14, the replacement of the filter frame 15 is realized, the service life is prolonged, the cooling water is driven to circulate through the water pump 3, the rotation of the circulating water pipe 14 is realized through the mounting seat 16, the filtration of the circulating water of the connecting water pipe 12 is realized, and the replacement of the filter frame 15 is realized through the cooperation of the circulating water pipe 14 and the filter frame 15.

Working principle: when the lime is required to be calcined, hot air is introduced into the lime through the heat exchange tube 9 to preheat the lime, then the lime is calcined through the cooperation of the lime burner 2 and the circulating tube 8, when the lime is required to be cooled, the water filling port 4 is used for filling water into the connecting water tube 12 and the circulating water tank 5, the outer side surface of the servo motor 10 is protected by the heat insulation sleeve 7 in the process, lime is circularly fed through the screw thread transmission rod 6, the servo motor 10 and the screw thread sleeve 13, and the lime at the inner screw thread of the screw thread transmission rod 6 is cooled through the circulating water tank 5, so that the uniform heat dissipation of the lime is realized;

finally, when the cooling water circulates in the connecting water pipe 12, the cooling water is filtered through the filtering frame 15, the installation seat 16 is shifted to realize the rotation of the circulating water pipe 14 when the filtering frame 15 needs to be replaced, and the filtering frame 15 is replaced by taking out the filtering frame 15 from the inside of the circulating water pipe 14, so that the work is finally completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a sleeve kiln lime cooling device, includes sleeve kiln barrel (1), its characterized in that: the utility model discloses a high-efficiency water feeding device for the kiln of the kiln, including sleeve kiln barrel (1), screw thread conveying rod (6), screw thread sleeve (13) are provided with in the top fixedly connected with pan feeding pipeline (11), the below of pan feeding pipeline (11) is provided with thermal-insulated sleeve (7), thermal-insulated sleeve (7) fixedly connected with servo motor (10) in the inside wall of sleeve kiln barrel (1), the roof fixedly connected with servo motor (10) of thermal-insulated sleeve (7), the output fixedly connected with screw thread conveying rod (6) of servo motor (10), the connecting axle on screw thread conveying rod (6) top is the telescopic connection axle, screw thread sleeve (13) have been seted up at the outer lateral wall of screw thread conveying rod (6), screw thread sleeve (13) and screw thread conveying rod (6) threaded connection, the both sides fixedly connected with connecting water pipe (12) of connecting water pipe (12) one side fixedly connected with water gap (4).

2. A lime cooling device for a sleeve kiln according to claim 1, wherein: the lower part of the feeding pipeline (11) is provided with a heat exchange pipe (9), and the heat exchange pipe (9) is fixedly connected to the inner side wall of the sleeve kiln cylinder body (1).

3. A lime cooling device for a sleeve kiln according to claim 2, wherein: the lime burner is characterized in that a circulating pipe (8) is arranged below the heat exchange pipe (9), the circulating pipe (8) is fixedly connected to the inner side wall of the sleeve kiln cylinder body (1), and a lime burner (2) is arranged between the circulating pipe (8) and the heat exchange pipe (9).

4. A lime cooling device for a sleeve kiln according to claim 1, wherein: the water pump (3) is fixedly connected to the top end of one side of the connecting water pipe (12), the mounting seat (16) is fixedly connected to the outer side wall of one side of the connecting water pipe (12), and the mounting seat (16) is oval.

5. A lime cooling device for a shaft kiln according to claim 4, wherein: one side of the mounting seat (16) is rotatably connected with a rotating rod (17), and one side of the rotating rod (17) is fixedly connected with a circulating water pipe (14).

6. A lime cooling device for a shaft kiln according to claim 5, wherein: the circulating water pipe (14) is also elliptical in shape.

7. A lime cooling device for a shaft kiln according to claim 5, wherein: the inside joint of circulating water pipe (14) has filtration frame (15).