CN216204976U

CN216204976U - Residual heat utilization of tunnel kiln

Info

Publication number: CN216204976U
Application number: CN202122790381.6U
Authority: CN
Inventors: 宋山本; 朱书敏
Original assignee: Zhengzhou Dongxin Refractory Co ltd
Current assignee: Zhengzhou Dongxin Refractory Co ltd
Priority date: 2021-11-15
Filing date: 2021-11-15
Publication date: 2022-04-05
Anticipated expiration: 2031-11-15

Abstract

The utility model discloses a tunnel kiln waste heat utilization device which comprises a drying chamber, wherein a rotating motor is installed at the bottom end inside the drying chamber, a rotary table is installed at the output end of the rotating motor, a vertical rod is installed at the upper end of the rotary table, the vertical rod is connected with a placing plate through a fixed rod, air holes are formed in the placing plate, an air guide pipe is installed at the bottom end of the drying chamber, an air blowing nozzle is installed at the top end of the air guide pipe, the air guide pipe penetrates through one side of the drying chamber and is connected with a smoke exhaust pipe, one end of the smoke exhaust pipe is connected with a tunnel kiln body, and an induced draft fan is installed at the top end of the drying chamber. According to the utility model, the heat flowing out of the smoke exhaust pipe is guided into the drying chamber through the draught fan to heat the inside of the drying chamber, and the articles to be roasted are placed on the placing plate of the drying chamber, so that the wet roasted articles are dried in advance, the waste heat in the tunnel kiln is well utilized, the rotary motor drives the rotary table to slowly rotate, and the hot air flows upwards through the vent holes, so that the drying is more uniform.

Description

Residual heat utilization of tunnel kiln

Technical Field

The utility model relates to the technical field of waste heat of tunnel kilns, in particular to waste heat utilization of a tunnel kiln.

Background

The tunnel kiln is a modern continuous sintering thermal equipment, is widely used for the roasting production of ceramic products, and is also widely applied in metallurgical industries such as grinding materials and the like.

The prior art has the following problems:

in the production and use process of the tunnel kiln, a lot of heat is discharged through the calandria, and much waste heat is not effectively utilized, so that great waste is caused.

Therefore, the waste heat utilization of the tunnel kiln is provided to solve the defects.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides the tunnel kiln waste heat utilization method.

In order to achieve the purpose, the utility model adopts the following technical scheme: tunnel cave waste heat utilization, including the drying chamber, the rotating electrical machines is installed to the inside bottom of drying chamber, and the rotating electrical machines output installs the revolving stage, the pole setting is installed to the revolving stage upper end, and the pole setting is connected with through the dead lever and places the board, it has seted up the bleeder vent to place the board, the air duct is installed to the drying chamber bottom, and installs on the air duct top and blow the shower nozzle, the air duct runs through drying chamber one side and is connected with the pipe of discharging fume, the pipe one end of discharging fume is connected with the tunnel cave body, the draught fan is installed on the drying chamber top.

Preferably, the through hole has been seted up to the pole setting, place the board side surface and seted up the slot, the dead lever runs through the through hole and uses with the slot cooperation.

Preferably, the bottom end of the inner wall of the drying chamber is provided with a roller, and the top end of the roller is connected with the surface of the bottom end of the rotary table in a sliding manner.

Preferably, the induced draft fan is connected with a desulfurization and denitrification mechanism through a guide pipe, and an exhaust port is formed in the upper end of the desulfurization and denitrification mechanism.

Preferably, the air holes are provided with a plurality of air holes, and the air holes are uniformly formed in the placing plate.

Preferably, the upright stanchions are provided with a plurality of groups, and the plurality of groups of upright stanchions are fixed on the surface of the top end of the turntable.

Preferably, a filter plate is arranged in the smoke exhaust pipe.

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

1. according to the utility model, through the matched use of the drying chamber, the draught fan, the exhaust pipe, the air blowing nozzle, the rotary table, the placing plate and the rotary motor, the heat distributed by the tunnel kiln through the exhaust pipe is well utilized continuously, the heat flowing out of the exhaust pipe is guided into the drying chamber through the draught fan to heat the interior of the drying chamber, and the articles to be roasted are placed on the placing plate of the drying chamber, so that the wet roasted articles are dried in advance, the waste heat in the tunnel kiln is well utilized, the rotary motor drives the rotary table to slowly rotate, and the hot air flows upwards through the vent holes, so that the drying is more uniform.

2. According to the utility model, through the matched use of the fixing rod, the through hole and the slot, the placing plate can be adjusted in height, the sizes of some roasted objects are different, people can adjust the placing plate according to the size requirements of the roasted objects, the placing plate is placed at a proper position by pulling out the fixing rod, the fixing rod penetrates through the slot and is inserted into the slot, and the placing plate is moved, so that the practicability of the drying chamber is increased.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments will be briefly described below.

FIG. 1 is a schematic structural diagram of waste heat utilization of a tunnel kiln provided by the utility model;

FIG. 2 is a schematic view of a placing plate for utilizing waste heat of a tunnel kiln provided by the utility model;

fig. 3 is a schematic view of a fixing rod for utilizing residual heat of a tunnel kiln provided by the utility model.

Illustration of the drawings:

1. a tunnel kiln body; 2. a drying chamber; 3. air holes are formed; 4. placing the plate; 5. an induced draft fan; 6. a desulfurization and denitrification mechanism; 7. an exhaust port; 8. a through hole; 9. fixing the rod; 10. erecting a rod; 11. a turntable; 12. a blowing nozzle; 13. a rotating electric machine; 14. a roller; 15. a filter plate; 16. a smoke exhaust pipe; 17. a slot; 18. an air duct.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

Referring to fig. 1-3, the tunnel kiln waste heat utilization device comprises a drying chamber 2, a rotating motor 13 is installed at the bottom end inside the drying chamber 2, and the output end of the rotating motor 13 is provided with a rotary table 11, the upper end of the rotary table 11 is provided with a vertical rod 10, and the upright stanchion 10 is connected with a placing plate 4 through a fixed link 9, the placing plate 4 is provided with an air vent 3, the bottom end of the drying chamber 2 is provided with an air duct 18, and the top end of the air duct 18 is provided with an air blowing nozzle 12, one side of the air duct 18 penetrating the drying chamber 2 is connected with a smoke exhaust pipe 16, one end of the smoke exhaust pipe 16 is connected with a tunnel kiln body 1, the top end of the drying chamber 2 is provided with a draught fan 5, a plurality of air holes 3 are arranged, the plurality of air holes 3 are uniformly arranged on the placing plate 4, a plurality of groups of vertical rods 10 are arranged, and a plurality of groups of upright rods 10 are fixed on the top surface of the turntable 11, and a filter plate 15 is arranged in the smoke exhaust pipe 16.

In this embodiment: through setting up drying chamber 2, draught fan 5, the blast pipe, blow shower nozzle 12, revolving stage 11, place the cooperation of board 4 and rotating electrical machines 13 and use, the tunnel kiln that makes is fine through the quilt continuation utilization that the heat of 16 allotments of discharging fume of pipe, through draught fan 5 in will discharging fume the heat guide drying chamber 2 of outflow in the pipe 16, heat 2 inside drying chamber, the article that need the calcination has been placed on placing board 4 of drying chamber 2, thereby dry in advance the moist calcination article, fine waste heat with in the tunnel kiln utilizes, drive revolving stage 11's slow rotation through rotating electrical machines 13, hot-air upwards flows through the air vent, it is more even to make the stoving.

Specifically, the upright rod 10 is provided with a through hole 8, the side surface of the placing plate 4 is provided with a slot 17, and the fixing rod 9 penetrates through the through hole 8 and is matched with the slot 17 for use.

In this embodiment: through the cooperation that sets up dead lever 9, through-hole 8, slot 17 and using, can will place board 4 and carry out height regulation, to some calcination articles, the volume is not of uniform size, and people can adjust placing board 4 according to the big or small needs of calcination articles, through extracting dead lever 9, will place board 4 and place suitable position, pass dead lever 9 through inserting slot 17 inside, to placing board 4 and mobilizing, increased drying chamber 2's practicality.

Specifically, the bottom end of the inner wall of the drying chamber 2 is provided with a roller 14, and the top end of the roller 14 is connected with the surface of the bottom end of the rotary table 11 in a sliding manner.

In this embodiment: by providing the roller 14, the rotational stability of the turntable 11 is increased.

Specifically, the draught fan 5 is connected with a desulfurization and denitrification mechanism 6 through a guide pipe, and an exhaust port 7 is formed in the upper end of the desulfurization and denitrification mechanism 6.

In this embodiment: through setting up SOx/NOx control mechanism 6, discharge after evolving the air.

The working principle is as follows: in the during operation will discharge fume the heat guide drying chamber 2 that flows in the pipe 16 through draught fan 5, heat drying chamber 2 inside, the article that needs the calcination has been placed on placing board 4 of drying chamber 2, thereby dry in advance moist calcination article, fine waste heat with in the tunnel cave utilizes, drive the slow rotation of revolving stage 11 through rotating electrical machines 13, hot-air passes through the air vent and upwards flows, it is more even to make the stoving, can will place board 4 and carry out the height regulation, through extracting dead lever 9, will place board 4 and place suitable position, pass dead lever 9 through inserting inside slot 17, to placing board 4 and transfer, the practicality of drying chamber 2 has been increased.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. Tunnel cave waste heat utilization, including drying chamber (2), its characterized in that, rotating electrical machines (13) are installed to drying chamber (2) inside bottom, and rotating electrical machines (13) output installs revolving stage (11), pole setting (10) are installed on revolving stage (11) top, and pole setting (10) are connected with through dead lever (9) and place board (4), place board (4) and seted up bleeder vent (3), air duct (18) are installed to drying chamber (2) bottom, and air duct (18) top install blow shower nozzle (12), air duct (18) run through drying chamber (2) one side and are connected with exhaust pipe (16), exhaust pipe (16) one end is connected with tunnel kiln body (1), draught fan (5) are installed on drying chamber (2) top.

2. The tunnel kiln waste heat utilization device as claimed in claim 1, wherein the vertical rod (10) is provided with a through hole (8), the side surface of the placing plate (4) is provided with a slot (17), and the fixing rod (9) penetrates through the through hole (8) and is matched with the slot (17).

3. The tunnel kiln waste heat utilization device as claimed in claim 1, characterized in that rollers (14) are mounted at the bottom end of the inner wall of the drying chamber (2), and the top ends of the rollers (14) are slidably connected with the bottom end surface of the rotary table (11).

4. The tunnel kiln waste heat utilization device as claimed in claim 1, wherein the induced draft fan (5) is connected with a desulfurization and denitrification mechanism (6) through a guide pipe, and an exhaust port (7) is formed in the upper end of the desulfurization and denitrification mechanism (6).

5. The tunnel kiln waste heat utilization according to claim 1, characterized in that the plurality of ventilation holes (3) are provided, and the plurality of ventilation holes (3) are uniformly arranged on the placing plate (4).

6. The tunnel kiln waste heat utilization according to claim 1, characterized in that the vertical rods (10) are provided with a plurality of groups, and the groups of vertical rods (10) are fixed on the top surface of the rotary table (11).

7. The tunnel kiln waste heat utilization according to claim 1, characterized in that a filter plate (15) is installed in the smoke exhaust pipe (16).