CN214032269U

CN214032269U - Pulverized coal injection energy-saving device for lime kiln

Info

Publication number: CN214032269U
Application number: CN202022908968.8U
Authority: CN
Inventors: 雷颜忠; 李钊; 陈文智
Original assignee: Fujian Sanbao Steel Co Ltd
Current assignee: Fujian Sanbao Steel Co Ltd
Priority date: 2020-12-06
Filing date: 2020-12-06
Publication date: 2021-08-24
Anticipated expiration: 2030-12-06

Abstract

The utility model belongs to the technical field of the limekiln, concretely relates to limekiln buggy jetting economizer, the kiln comprises a kiln, the upper end fixedly connected with install bin of kiln, the inside fixed coupling of the upper end of kiln has the heat-conducting plate, the inside fixedly connected with duster of install bin, the upper end fixedly connected with hopper of duster, the inside fixedly connected with stock guide of install bin, the stock guide is in the upper end of hopper, two supporting legs of upper end fixedly connected with of heat-conducting plate, the upper end fixedly connected with rose box of supporting leg. The utility model discloses an add in the upper end of kiln and establish rose box, filter screen and scraper blade isotructure, filter the buggy, filter out the inside coal cinder of buggy, guarantee that the inside of buggy can not have the cubic to appear to can avoid dusting pipe to block up, clear up the filter screen when filterable, can avoid filter screen blocking.

Description

Pulverized coal injection energy-saving device for lime kiln

Technical Field

The utility model relates to a lime kiln technical field specifically is a lime kiln buggy jetting economizer.

Background

The fuel is divided into a mixed burning kiln, i.e. a gas burning kiln for burning solid fuel, coke powder, coal and the like. The gas burning kiln comprises blast furnace gas, coke oven gas, calcium carbide tail gas, generator gas, natural gas and the like. The kiln type includes a shaft kiln, a rotary kiln, a sleeve kiln, a cidvemaster kiln, a maez kiln (switzerland), a flecs kiln (italy), and the like. Meanwhile, the method is divided into a positive pressure operation kiln and a negative pressure operation kiln.

Lime kiln among the prior art need use the buggy to carry out high temperature heating to the lime when producing lime, when jetting the buggy, because of can not guarantee that the buggy is accomplished and is smashed into powdered, so often block up the dusting pipe easily when jetting, when burning the buggy, because of the inside of buggy contains certain moisture, so often can't carry out the complete combustion to the buggy to cause the waste of resource, be not conform to the policy of national energy-concerving and environment-protective. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a limekiln buggy jetting economizer has solved and has blockked up the powder spray pipe easily and has not fully caused the wasting of resources with the burning problem.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving device for pulverized coal injection of a lime kiln comprises a kiln, wherein the upper end of the kiln is fixedly connected with an installation box, the interior of the upper end of the kiln is fixedly sleeved with a heat conducting plate, the interior of the mounting box is fixedly connected with a powder sprayer, the upper end of the powder sprayer is fixedly connected with a hopper, the interior of the installation box is fixedly connected with a material guide plate, the material guide plate is arranged at the upper end of the hopper, the upper end of the heat conducting plate is fixedly connected with two supporting legs, the upper end of the supporting leg is fixedly connected with a filter box, the upper end of the filter box is connected with a box cover through threads, a shaft sleeve is fixedly sleeved in the box cover, a rotating shaft is rotatably connected in the shaft sleeve, a scraper plate is fixedly connected on the outer side of the rotating shaft, the filter box is characterized in that a filter screen is fixedly connected to the inner wall of the filter box, the upper end of the filter screen is connected with the lower end of the scraper in a sliding mode, and a feeding pipe is fixedly sleeved inside the box cover.

Preferably, the inner wall of the installation box is fixedly connected with a baffle, and an included angle between the baffle and the inner wall of the installation box is an acute angle.

Preferably, the upper end of the box cover is fixedly connected with a motor frame, the interior of the motor frame is connected with a speed reducing motor through a bolt, and the tail end of an output shaft of the speed reducing motor is connected with the upper end of the rotating shaft through a bolt.

Preferably, a reamer is arranged on the outer side of the lower end of the rotating shaft, and the lower end of the filter box is fixedly connected with a discharge hole.

Preferably, a powder spraying pipe is fixedly connected to the left end of the powder spraying machine, and the powder spraying pipe penetrates through the side wall of the kiln.

Preferably, the inside fixedly connected with cylinder of install bin, the left end fixedly connected with push pedal of cylinder, the lower extreme of push pedal with the upper end sliding connection of heat-conducting plate.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an add in the upper end of kiln and establish rose box, filter screen and scraper blade isotructure, filter the buggy, filter out the inside coal cinder of buggy, guarantee that the inside of buggy can not have the cubic to appear to can avoid dusting pipe to block up, clear up the filter screen when filterable, can avoid filter screen blocking.

2. The utility model discloses a through add in the upper end of kiln and establish the heat-conducting plate, the unnecessary heat that makes the kiln distribute out can carry out the primary heating to the buggy to can evaporate the inside moisture of buggy, make the buggy can relatively dry when entering into the kiln inside, be favorable to fully burning in the inside of kiln.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a right side view of fig. 1 of the present invention;

fig. 3 is a cross-sectional view of the filter box of fig. 1 of the present invention;

fig. 4 is an enlarged view of the structure of the part a in fig. 1 of the present invention.

In the figure: 1. a kiln; 2. installing a box; 3. a heat conducting plate; 4. a powder blower; 5. a hopper; 6. a material guide plate; 7. a baffle plate; 8. supporting legs; 9. a filter box; 10. a box cover; 11. a shaft sleeve; 12. a rotating shaft; 13. a filter screen; 14. a squeegee; 15. a reamer; 16. a motor frame; 17. a reduction motor; 18. a feed pipe; 19. a discharge port; 20. a powder spraying pipe; 21. a cylinder; 22. a push plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, a pulverized coal injection energy-saving device for a lime kiln comprises a kiln 1, an installation box 2 is fixedly connected to the upper end of the kiln 1, a heat conduction plate 3 is fixedly sleeved inside the upper end of the kiln 1, a powder blower 4 is fixedly connected inside the installation box 2, a hopper 5 is fixedly connected to the upper end of the powder blower 4, a material guide plate 6 is fixedly connected inside the installation box 2, the material guide plate 6 is arranged at the upper end of the hopper 5, two support legs 8 are fixedly connected to the upper end of the heat conduction plate 3, a filter box 9 is fixedly connected to the upper ends of the support legs 8, a box cover 10 is connected to the upper end of the filter box 9 through threads, a shaft sleeve 11 is fixedly sleeved inside the box cover 10, a rotating shaft 12 is rotatably connected inside the shaft sleeve 11, a scraper 14 is fixedly connected to the outer side of the rotating shaft 12, a filter screen 13 is fixedly connected to the inner wall of the filter box 9, and the upper end of the filter screen 13 is slidably connected to the lower end of the scraper 14, the feed pipe 18 is fixedly sleeved inside the box cover 10.

Referring to fig. 4, a baffle 7 is fixedly connected to the inner wall of the installation box 2, an included angle between the baffle 7 and the inner wall of the installation box 2 is an acute angle, and the baffle 7 can prevent the pulverized coal from being accumulated to the outer side of the hopper 5 when the pulverized coal is excessive.

Referring to fig. 3, a motor frame 16 is fixedly connected to the upper end of the case cover 10, a reduction motor 17 is connected to the inside of the motor frame 16 through bolts, the end of an output shaft of the reduction motor 17 is connected to the upper end of the rotating shaft 12 through bolts, and the reduction motor 17 is 51K60GU-CF, which belongs to the prior art.

Referring to fig. 3, a reamer 15 is disposed at an outer side of a lower end of the rotating shaft 12, a discharge port 19 is fixedly connected to a lower end of the filter box 9, and the reamer 15 can prevent pulverized coal from blocking the discharge port 19.

Referring to fig. 1, a powder spraying pipe 20 is fixedly connected to the left end of the powder sprayer 4, the powder spraying pipe 20 penetrates through the side wall of the kiln 1, and the powder spraying pipe 20 is used for spraying pulverized coal into the kiln 1, and belongs to the prior art.

Referring to fig. 1, a cylinder 21 is fixedly connected inside the installation box 2, a push plate 22 is fixedly connected to the left end of the cylinder 21, the lower end of the push plate 22 is slidably connected to the upper end of the heat conducting plate 3, and the cylinder 21 and the push plate 22 are matched to automatically push the pulverized coal into the hopper 5.

The utility model discloses the concrete implementation process as follows: when in use, the pulverized coal enters the interior of the filter box 9 through the feeding pipe 18, the composite standard pulverized coal falls to the bottom of the filter box 9 after being filtered by the filter screen 13 in the interior of the filter box 9, then the gear motor 17 drives the reamer 15 to rotate through the rotating shaft 12, the coal powder is conveyed out of the interior of the filter box 9, the coal powder is discharged out of the filter box 9 from the discharge port 19 and falls on the upper end of the heat conducting plate 3, the heat conducting plate 3 transfers the heat emitted from the interior of the kiln 1 to the coal powder, so that the pulverized coal can be dried, the dried pulverized coal has the cylinder 21 to drive the push plate 22 to push the pulverized coal to the material guide plate 6, then the pulverized coal slides into the hopper 5 along the material guide plate 6 for the powder spraying machine 4 to use, when the rotating shaft 12 rotates, the scraper 14 also rotates along with the rotating shaft 12, and the scraper 14 can clean the filter screen 13 while rotating, so that the filter screen 13 is prevented from being blocked.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a limekiln buggy jetting economizer, includes kiln (1), its characterized in that: the upper end of the kiln (1) is fixedly connected with an installation box (2), the upper end of the kiln (1) is fixedly sleeved with a heat-conducting plate (3) in the inner part, the installation box (2) is fixedly connected with a powder blower (4) in the inner part, the powder blower (4) is fixedly connected with a hopper (5) in the upper end, the installation box (2) is fixedly connected with a material guide plate (6) in the inner part, the material guide plate (6) is arranged at the upper end of the hopper (5), the heat-conducting plate (3) is fixedly connected with two supporting legs (8) in the upper end, the supporting legs (8) are fixedly connected with a filter box (9) in the upper end, the filter box (9) is connected with a box cover (10) in the upper end through threads, the box cover (10) is fixedly sleeved with a shaft sleeve (11) in the inner part, the shaft sleeve (11) is rotatably connected with a rotating shaft (12), and the rotary shaft (12) is fixedly connected with a scraper (14) in the outer side, fixedly connected with filter screen (13) on the inner wall of rose box (9), the upper end of filter screen (13) with the lower extreme sliding connection of scraper blade (14), the fixed feed pipe (18) that has cup jointed in inside of case lid (10).

2. The pulverized coal injection energy-saving device for the lime kiln according to claim 1, which is characterized in that: fixedly connected with baffle (7) on the inner wall of install bin (2), baffle (7) with the inner wall contained angle of install bin (2) is the acute angle.

3. The pulverized coal injection energy-saving device for the lime kiln according to claim 1, which is characterized in that: the upper end fixedly connected with motor frame (16) of case lid (10), there is gear motor (17) inside motor frame (16) through bolted connection, the end of the output shaft of gear motor (17) with the upper end of pivot (12) passes through bolted connection.

4. The pulverized coal injection energy-saving device for the lime kiln according to claim 1, which is characterized in that: a reamer (15) is arranged on the outer side of the lower end of the rotating shaft (12), and a discharge hole (19) is fixedly connected to the lower end of the filter box (9).

5. The pulverized coal injection energy-saving device for the lime kiln according to claim 1, which is characterized in that: the left end of the powder sprayer (4) is fixedly connected with a powder spraying pipe (20), and the powder spraying pipe (20) penetrates through the side wall of the kiln (1).

6. The pulverized coal injection energy-saving device for the lime kiln according to claim 1, which is characterized in that: the inside fixedly connected with cylinder (21) of install bin (2), the left end fixedly connected with push pedal (22) of cylinder (21), the lower extreme of push pedal (22) with the upper end sliding connection of heat-conducting plate (3).