CN112212318A

CN112212318A - Heating burner for chain grate

Info

Publication number: CN112212318A
Application number: CN202010960135.8A
Authority: CN
Inventors: 凌中亚
Original assignee: Xiangyang Shenghe Fuel Equipment Co ltd
Current assignee: Xiangyang Shenghe Fuel Equipment Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-01-12

Abstract

The invention discloses a heat-supplementing burner for a chain grate, wherein an exhaust fan is fixedly arranged on the surface of a top plate, a first air pipe is fixedly communicated with one side of the exhaust fan, a heating box is fixedly communicated with one end of the first air pipe, which is far away from the exhaust fan, a heating block is fixedly arranged on the inner wall of the heating box, a second air pipe is fixedly communicated with one side of the heating box, one end of the second air pipe, which is far away from the heating box, penetrates through the bottom of the top plate, a channel is formed in the top plate, a nozzle is fixedly arranged below the channel, an electric push rod is fixedly arranged at the bottom of the top plate, the device is provided with the electric push rod, the lifting of the nozzle can be controlled, the distance between the nozzle and a coal block is controlled, so that the wind force applied to the coal block can be controlled, a plurality of groups of nozzles are arranged on the top plate, the using effect of the coal cannot be influenced.

Description

Heating burner for chain grate

Technical Field

The invention relates to the technical field of chain grate machines, in particular to a heat recovery burner for a chain grate machine.

Background

The chain grate belongs to non-standard large metallurgical winding equipment, and is special equipment working at high temperature. The chain grate machine has been used as drying and preheating equipment in domestic cement and metallurgy industries for many years.

The chain grate is one of the important technological equipments commonly used in the metallurgical industry for producing oxidized pellets. The material inlet end of the rotary kiln receives raw material balls produced by the ball forming mill, and the material outlet end of the rotary kiln is connected with the high-temperature rotary kiln. In the production process of the oxidized pellet, the grate is used for drying and pre-roasting raw material pellets, so that the pre-roasted pellet ore has ideal physical and chemical indexes when entering a high-temperature rotary roasting kiln.

Need use a large amount of coals when the chain grate machine carries out the work, because coal is not easily burnt, so all need the line to preheat when using, however current preheating device adopts mostly at box internal rotation heating, and this kind of preheating mode causes the coal breakage very easily, influences result of use and combustion rate, causes the waste of resource.

Disclosure of Invention

The invention aims to provide a heat recovery burner for a chain grate, which is provided with an electric push rod and can control the lifting of a nozzle and the distance between the nozzle and a coal briquette, thereby controlling the wind force of the coal briquette, and a plurality of groups of nozzles are arranged on a top plate, the distribution range of the nozzles is consistent with the length of a conveying belt, and the nozzles can continuously preheat coal.

In order to achieve the purpose, the invention provides the following technical scheme: afterburning combustor for drying grate, including roof and transport platform, roof fixed surface installs the air exhauster, the fixed intercommunication in air exhauster one side has first tuber pipe, the fixed intercommunication in air exhauster one end is kept away from to first tuber pipe has the heating cabinet, heating cabinet inner wall fixed mounting has the heating block, the fixed intercommunication in heating cabinet one side has the second tuber pipe, the second tuber pipe is kept away from heating cabinet one end and is run through in the roof bottom, the inside passageway of having seted up of roof, passageway below fixed mounting has the nozzle, roof bottom fixed mounting has electric putter, the roof passes through electric putter fixed connection with carrying the platform, carry platform one side fixed mounting to have the motor, the output shaft fixed mounting of motor has the conveying roller, conveying roller surface laminating is provided with the conveyer belt.

Preferably, a fixing plate is fixedly mounted on the surface of the top plate, and the electric push rod is connected with the top plate through the fixing plate.

Preferably, the conveyor belt is a stainless steel conveyor belt.

Preferably, a bearing is fixedly arranged at the rotary connection position of the conveying roller and the conveying table.

Preferably, the bottom of the conveying table is fixedly provided with a stand column, and the bottom of the stand column is fixedly provided with a universal wheel.

Preferably, a supporting plate is fixedly installed on one side of the conveying table, and the motor is fixedly installed on the surface of the supporting plate.

Preferably, baffles are arranged on two sides of the conveying belt.

Compared with the prior art, the invention has the beneficial effects that:

the device installs electric putter, can control the lift of nozzle, the distance of control nozzle and coal cinder to can control receiving the wind-force size of coal cinder, be provided with the multiunit nozzle on the roof moreover, the distribution range of nozzle is unanimous with the length of conveyer belt, can continuously preheat coal, such preheating mode can not cause the damage to coal, can not influence the result of use of coal.

Drawings

FIG. 1 is a schematic sectional front view of a heat recovery burner for a chain grate in accordance with the present invention;

FIG. 2 is a side cross-sectional structural schematic view of a afterburner for a chain grate in accordance with the present invention;

fig. 3 is an enlarged structural diagram A of the heat recovery burner for the chain grate.

In the figure: 1. a top plate; 2. a conveying table; 3. an exhaust fan; 4. a first air duct; 5. a heating box; 6. a heating block; 7. a second air duct; 8. a channel; 9. a nozzle; 10. an electric push rod; 11. a motor; 12. a conveying roller; 13. a conveyor belt; 14. a fixing plate; 15. a bearing; 16. a column; 17. a universal wheel; 18. a support plate; 19. and a baffle plate.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the heat-repairing burner for the chain grate comprises a top plate 1 and a conveying platform 2, wherein an exhaust fan 3 is fixedly installed on the surface of the top plate 1, the exhaust fan 3 is arranged to extract outside air, a first air pipe 4 is fixedly communicated with one side of the exhaust fan 3, the first air pipe 4 is arranged to convey the extracted outside air into a heating box 5, one end, far away from the exhaust fan 3, of the first air pipe 4 is fixedly communicated with the heating box 5, a heating block 6 is fixedly installed on the inner wall of the heating box 5, the heating box 5 and the heating block 6 are arranged to heat the air, one side of the heating box 5 is fixedly communicated with a second air pipe 7, the second air pipe 7 is arranged to convey the heated air into a channel 8, one end, far away from the heating box 5, of the second air pipe 7 penetrates through the bottom of the top plate 1, a channel 8 is formed in the top plate 1, the channel 8 is arranged to convey the hot air to each, the nozzle 9 is provided to inject hot air to the coal to heat the coal.

The electric push rod 10 is fixedly installed at the bottom of the top plate 1, the electric push rod 10 is arranged to control the distance between the top plate 1 and the conveying table 2, the top plate 1 and the conveying table 2 are fixedly connected through the electric push rod 10, the fixing plate 14 is fixedly installed on the surface of the top plate 1, the fixing plate 14 is arranged to fix the top plate 1 and prevent the top plate 1 from toppling, and the electric push rod 10 is connected with the top plate 1 through the fixing plate 14.

A motor 11 is fixedly arranged on one side of the conveying platform 2, the motor 11 is arranged for driving the conveying roller 12 to rotate, a supporting plate 18 is fixedly arranged on one side of the conveying platform 2, the motor 11 is fixedly arranged on the surface of the supporting plate 18, the conveying roller 12 is fixedly arranged at the output shaft end of the motor 11, the conveying roller 12 is arranged for driving the conveying belt 13 to advance under the action of the motor 11, a bearing 15 is fixedly arranged at the rotating connection part of the conveying roller 12 and the conveying platform 2, the conveying belt 13 is attached to the surface of the conveying roller 12, the conveying belt 13 is arranged for placing coal, the conveying belt 13 is a stainless steel conveying belt and is arranged for preventing the conveying belt 13 from being damaged by high temperature, baffle plates 19 are arranged on two sides of the conveying belt 13, the baffle plates 19 are arranged for preventing the coal from falling off in the, the universal wheels 17 are provided to facilitate movement of the device.

The working principle is as follows: during the use, the user emptys coal on conveyer belt 13 surface, then start air exhauster 3, 3 extraction outside air of air exhauster send into heating cabinet 5 through first tuber pipe 4, heating block 6 heats the air, the air after the heating passes through second tuber pipe 7 admission passage 8, then spout through nozzle 9, then starter motor 11, motor 11 drives conveying roller 12 and rotates, conveying roller 12 pivoted drives conveyer belt 13 and gos forward simultaneously, 13 surperficial coal of conveyer belt is when nozzle 9, steam can heat coal, the user can be through the distance of control electric putter 10 control roof 1 and transport platform 2, thereby control coal receives hot-blast dynamics.

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 chain grate is with heat recovery combustor, including roof (1) and transport platform (2), its characterized in that: the device is characterized in that an exhaust fan (3) is fixedly mounted on the surface of the top plate (1), a first air pipe (4) is fixedly communicated with one side of the exhaust fan (3), the first air pipe (4) is far away from one end of the exhaust fan (3) and is fixedly communicated with a heating box (5), a heating block (6) is fixedly mounted on the inner wall of the heating box (5), a second air pipe (7) is fixedly communicated with one side of the heating box (5), one end, far away from the heating box (5), of the second air pipe (7) penetrates through the bottom of the top plate (1), a channel (8) is formed inside the top plate (1), a nozzle (9) is fixedly mounted below the channel (8), an electric push rod (10) is fixedly mounted at the bottom of the top plate (1), the top plate (1) is fixedly connected with a conveying table (2) through the electric push rod (10), and a, an output shaft end of the motor (11) is fixedly provided with a conveying roller (12), and a conveying belt (13) is attached to the surface of the conveying roller (12).

2. The afterburner burner of claim 1, wherein: the surface of the top plate (1) is fixedly provided with a fixing plate (14), and the electric push rod (10) is connected with the top plate (1) through the fixing plate (14).

3. The afterburner burner of claim 1, wherein: the conveying belt (13) is a stainless steel conveying belt.

4. The afterburner burner of claim 1, wherein: and a bearing (15) is fixedly arranged at the rotary connection part of the conveying roller (12) and the conveying platform (2).

5. The afterburner burner of claim 1, wherein: the conveying platform is characterized in that an upright post (16) is fixedly mounted at the bottom of the conveying platform (2), and universal wheels (17) are fixedly mounted at the bottom of the upright post (16).

6. The afterburner burner of claim 1, wherein: a supporting plate (18) is fixedly installed on one side of the conveying table (2), and the motor (11) is fixedly installed on the surface of the supporting plate (18).

7. The afterburner burner of claim 1, wherein: and baffle plates (19) are arranged on two sides of the conveying belt (13).