CN219161006U

CN219161006U - Comprehensive recovery and utilization device for waste heat of reduction roasting flue gas and roasting finished product

Info

Publication number: CN219161006U
Application number: CN202223006816.4U
Authority: CN
Inventors: 张野; 陈玉林; 邵金阳
Original assignee: Nanjing Yuding Environmental Technology Co ltd
Current assignee: Nanjing Yuding Environmental Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-06-09
Anticipated expiration: 2032-11-11

Abstract

The utility model relates to the technical field of flue gas waste heat recovery and discloses a comprehensive recovery and utilization device for reducing roasting flue gas and roasting finished product waste heat, which comprises a roasting box and a smoke guide pipe, wherein the outer wall of the roasting box is communicated with the smoke guide pipe, one end of the smoke guide pipe is communicated with a filter box, two mutually corresponding through holes are formed in the outer wall of the filter box, a seal box is fixedly connected to the outer wall of the filter box, through holes matched with the filter box are formed in the outer wall of the seal box, and a transverse plate is fixedly connected to the inner wall of the filter box. The utility model can ensure that the activated carbon filter plate is convenient to detach and clean, avoid the reduction of the purification capability of the activated carbon caused by the dust in the smoke dust being gathered on the surface of the activated carbon after the activated carbon filter plate is used for a period of time, and can recycle the waste heat of a roasting box and a roasting finished product, thereby improving the waste heat recovery efficiency of the device and the use effect of the device.

Description

Comprehensive recovery and utilization device for waste heat of reduction roasting flue gas and roasting finished product

Technical Field

The utility model relates to the technical field of flue gas waste heat recovery, in particular to a comprehensive recovery and utilization device for reducing roasting flue gas and roasting finished product waste heat.

Background

Due to the shortage of energy, various novel energy-saving advanced furnaces are developed along with the further development of energy-saving work, the heat dissipation loss of the furnace is obviously reduced after the novel high-quality heat-insulating materials such as refractory fibers are adopted, the combustion is enhanced by adopting an advanced combustion device, the incomplete combustion amount is reduced, the air-fuel ratio is also reasonable, however, the technology for reducing the heat loss of the discharged smoke and recovering the waste heat of the smoke is still not fast, and the method is an important energy-saving way for further improving the heat efficiency of the furnace, achieving the purposes of saving energy and reducing consumption.

Through retrieving, chinese patent grant number CN 2100706359U's patent discloses a roasting furnace waste heat recovery utilizes device, including waste heat absorption outer box and waste heat utilization outer box, a fixed surface of waste heat absorption outer box communicates there is first tobacco pipe that advances, and first tobacco pipe other end fixedly connected with a filter tube that advances, and the filter tube other end fixedly connected with second advances the tobacco pipe, and a fixed surface of waste heat absorption outer box communicates there is a tobacco pipe, and waste heat absorption outer box internal surface is through mount pad fixedly connected with a waste heat absorption inner box.

An environmental protection sewage treatment plant for ocean pasture platform in above-mentioned patent has following not enough: the active carbon of filtering flue gas in the device does not have the dismantlement change function, and the active carbon can lead to the purifying capacity of active carbon to reduce after using a period to the device can only retrieve the waste heat of calcination flue gas, and can not handle the waste heat of roasting case and calcination finished product and carry out recycle, and heat energy loss is great, finally leads to the problem of recovery efficiency low.

Disclosure of Invention

The utility model aims to solve the problems in the prior art, and provides a comprehensive recovery and utilization device for reducing roasting flue gas and roasting finished product waste heat.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a reduction roasting flue gas and roast finished product waste heat comprehensive recycling device, includes the roasting case and leads the tobacco pipe, the outer wall intercommunication of roasting case has the tobacco pipe of leading, the one end intercommunication of leading the tobacco pipe has the rose box, two through-holes that correspond each other have been seted up to the outer wall of rose box, the outer wall fixedly connected with seal box of rose box, the through-hole that mutually supports with the rose box has been seted up to the outer wall of seal box, the inner wall fixedly connected with diaphragm of rose box, a plurality of heat transfer pieces are installed to the outer wall of diaphragm, the side outer wall of seal box communicates respectively has water injection pipe and drain pipe.

Preferably, the outer wall sliding connection of rose box has the active carbon filter, the through-hole with active carbon filter assorted is seted up to the outer wall of rose box, the collecting vat has been seted up to the outer wall of active carbon filter, the upper end fixedly connected with push-and-pull piece of active carbon filter, the outer wall threaded connection of push-and-pull piece has the bolt, the thread groove that corresponds each other with the bolt has been seted up to the outer wall of rose box.

Preferably, the outer wall of the roasting box is communicated with an air inlet pipe, and the outer wall of the air inlet pipe is fixedly connected with a filter screen.

Preferably, a fan is installed on the outer wall of the upper end of the sealing box, the input end of the fan is communicated with the sealing box, and the output end of the fan is communicated with the roasting box.

Preferably, the outer wall of the upper end of the sealing box is communicated with an exhaust pipe, and a pressure valve is arranged on the outer wall of the exhaust pipe.

Preferably, the lower end of the sealing box is fixedly connected with a plurality of supporting legs corresponding to each other in position, and the lower end of the supporting legs is fixedly connected with a rubber anti-slip pad.

Compared with the prior art, the utility model provides a comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product, which has the following beneficial effects:

1. this reduction roasting flue gas and roast finished product waste heat comprehensive recycling device through the filter tank, active carbon filter, collecting vat, push-and-pull piece and the mutually supporting of bolt that set up, can make active carbon filter convenient to detach clearance, avoids active carbon to lead to active carbon purifying capacity to descend owing to dust gathering in the smoke and dust on the active carbon surface after using a period, has improved the result of use of device.

2. This reduction roasting flue gas and roast finished product waste heat comprehensive recovery utilizes device, through the mutual cooperation of fan, intake pipe, filter screen, blast pipe and the pressure valve that set up, can reduce the temperature to roasting case and roast finished product after the calcination is accomplished to waste heat recovery to roasting case and roast finished product utilizes, has improved the waste heat recovery efficiency of device.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, the activated carbon filter plate is convenient to detach and clean, the reduction of the purification capability of the activated carbon caused by the fact that dust in smoke dust gathers on the surface of the activated carbon after the activated carbon is used for a period of time is avoided, the waste heat of a roasting box and a roasting finished product can be recycled, the waste heat recycling efficiency of the device is improved, and the using effect of the device is improved.

Drawings

FIG. 1 is a schematic structural diagram of a comprehensive recovery and utilization device for reducing roasting flue gas and waste heat of a roasting finished product;

FIG. 2 is a schematic structural view of a seal box of a device for comprehensively recycling waste heat of reduction roasting flue gas and roasting finished products, which is provided by the utility model;

FIG. 3 is a schematic diagram of a filter box of a device for comprehensively recycling waste heat of reduction roasting flue gas and roasting finished products;

fig. 4 is a schematic structural diagram of a smoke guide tube of a device for comprehensively recycling waste heat of reduction roasting smoke and roasting finished products.

In the figure: 1. a roasting box; 2. a seal box; 3. a smoke guide pipe; 4. a filter box; 5. an air inlet pipe; 6. a filter screen; 7. a water injection pipe; 8. a drain pipe; 9. an exhaust pipe; 10. a pressure valve; 11. a blower; 12. a cross plate; 13. a heat exchange plate; 14. a pulling block; 15. an activated carbon filter plate; 16. a collection tank; 17. a bolt; 18. and (5) supporting legs.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment 1 is as shown in fig. 1-4, a comprehensive recovery and utilization device for waste heat of reduction roasting flue gas and roasting finished products, including roasting case 1 and smoke guide pipe 3, the outer wall intercommunication of roasting case 1 has smoke guide pipe 3, the one end intercommunication of smoke guide pipe 3 has rose box 4, two through-holes that correspond each other have been seted up to the outer wall of rose box 4, the outer wall fixedly connected with seal box 2 of rose box 4, the through-hole that mutually supports with rose box 4 has been seted up to the outer wall of seal box 2, the inner wall fixedly connected with diaphragm 12 of rose box 4, a plurality of heat transfer pieces 13 are installed to the outer wall of diaphragm 12, the side outer wall of seal box 2 communicates respectively has water injection pipe 7 and drain pipe 8, can filter the smog that produces when the device is used, and the waste heat of recycle smog.

Embodiment 2 on the basis of embodiment 1, as shown in fig. 2, 3 and 4, the outer wall sliding connection of rose box 4 has active carbon filter 15, the through-hole with active carbon filter 15 assorted is seted up to the outer wall of rose box 4, collecting vat 16 has been seted up to the outer wall of active carbon filter 15, the upper end fixedly connected with push-and-pull piece of active carbon filter 15, the outer wall threaded connection of push-and-pull piece has bolt 17, the screw thread groove that corresponds each other with bolt 17 has been seted up to the outer wall of rose box 4, can make active carbon filter 15 be convenient for dismantle the clearance, avoid active carbon to gather on active carbon filter 15 surface and lead to active carbon purification ability decline because of dust in the smoke and dust after using a period, the result of use of the device has been improved.

The outer wall intercommunication of roasting case 1 has intake pipe 5, the outer wall fixedly connected with filter screen 6 of intake pipe 5, fan 11 is installed to the upper end outer wall of seal box 2, the input and the seal box 2 intercommunication each other of fan 11, the output and the roasting case 1 intercommunication each other of fan 11, the upper end outer wall intercommunication of seal box 2 has blast pipe 9, pressure valve 10 is installed to the outer wall of blast pipe 9, can cool down roasting case 1 and the finished product of roasting after the roasting is accomplished to waste heat recovery to roasting case 1 and the finished product of roasting has improved the waste heat recovery efficiency of the device.

The lower extreme fixedly connected with of seal box 2 a plurality of positions landing leg 18 that correspond each other, the lower extreme fixedly connected with rubber slipmat of landing leg 18 has improved the stability of the device.

In the utility model, when the device is used, smoke in the roasting box 1 is filtered by the smoke guide pipe 3 through the filter box 4 and then is injected into the seal box 2, heat in the smoke is transferred into water through the heat exchange plates 13, so that the device is convenient for workers to use, after the activated carbon filter plate 15 is used for a period of time, the activated carbon filter plate 15 is slid out of the filter box 4 and is treated and then is reused, the activated carbon filter plate 15 can be convenient to disassemble and clean, the degradation of the purifying capacity of the activated carbon caused by dust in the smoke dust collected on the surface of the activated carbon filter plate 15 after the activated carbon filter plate 15 is used for a period of time is avoided, the use effect of the device is improved, when the device is roasted, the fan 11 is started to introduce gas subjected to heat exchange treatment in the seal box 2 into the roasting box 1, the released heat is injected into the seal box 2 through the smoke guide pipe 3, the roasting box 1 and the finished products are cooled after roasting is completed, the waste heat recovery efficiency of the device is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a reduction roasting flue gas and roast finished product waste heat comprehensive recycling device, includes roast case (1) and leads tobacco pipe (3), its characterized in that, the outer wall intercommunication of roast case (1) has leads tobacco pipe (3), the one end intercommunication that leads tobacco pipe (3) has rose box (4), two through-holes that correspond each other have been seted up to the outer wall of rose box (4), the outer wall fixedly connected with seal box (2) of rose box (4), the through-hole that mutually supports with rose box (4) has been seted up to the outer wall of seal box (2), the inner wall fixedly connected with diaphragm (12) of rose box (4), a plurality of heat transfer pieces (13) are installed to the outer wall of diaphragm (12), the side outer wall of seal box (2) communicates respectively has water injection pipe (7) and drain pipe (8).

2. The comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product according to claim 1, wherein the outer wall of the filter box (4) is slidably connected with an activated carbon filter plate (15), a through hole matched with the activated carbon filter plate (15) is formed in the outer wall of the filter box (4), a collecting groove (16) is formed in the outer wall of the activated carbon filter plate (15), a push-pull block is fixedly connected to the upper end of the activated carbon filter plate (15), a bolt (17) is connected to the outer wall of the push-pull block through threads, and a thread groove corresponding to the bolt (17) is formed in the outer wall of the filter box (4).

3. The comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product according to claim 1 is characterized in that an air inlet pipe (5) is communicated with the outer wall of the roasting box (1), and a filter screen (6) is fixedly connected with the outer wall of the air inlet pipe (5).

4. The comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product according to claim 1, wherein a fan (11) is installed on the outer wall of the upper end of the sealing box (2), the input end of the fan (11) is communicated with the sealing box (2), and the output end of the fan (11) is communicated with the roasting box (1).

5. The comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product according to claim 1, wherein the outer wall of the upper end of the sealing box (2) is communicated with an exhaust pipe (9), and a pressure valve (10) is arranged on the outer wall of the exhaust pipe (9).

6. The comprehensive recovery and utilization device for the waste heat of the reduction roasting flue gas and the roasting finished product according to claim 1, wherein the lower end of the sealing box (2) is fixedly connected with a plurality of supporting legs (18) which are mutually corresponding in position, and the lower end of each supporting leg (18) is fixedly connected with a rubber anti-slip pad.