CN213467154U

CN213467154U - Flue gas treatment device with heat recovery mechanism

Info

Publication number: CN213467154U
Application number: CN202021384992.XU
Authority: CN
Inventors: 常慧男; 其他发明人请求不公开姓名
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-06-18
Anticipated expiration: 2030-07-15

Abstract

The utility model belongs to the technical field of the flue gas processing technique and specifically relates to a flue gas processing apparatus with heat recovery mechanism, fixed mounting has the U type heat exchange tube group that encircles the setting of barrel inner wall between two communicating pipe inboard ends, the cover is equipped with a U template on the U type heat exchange tube group, the inboard top fixed mounting of U template has the roof corresponding with the filter screen, two inboard surfaces of U template and the equal fixed mounting in roof upper surface have the brush, brush on the roof contacts with the filter screen, the brush on the inboard surface of U template all contacts with U type heat exchange tube group surface, U template bottom fixedly connected with actuating mechanism. The utility model discloses a set up U type heat exchange tube group and corresponding clean mechanism, when carrying out the heat transfer, can also utilize clean mechanism to clean U type heat exchange tube group to guarantee that its surface can not adhere to too much impurity, make the heat transfer of U type heat exchange tube group can go on high-efficiently all the time.

Description

Flue gas treatment device with heat recovery mechanism

Technical Field

The utility model relates to a flue gas processing technology field especially relates to a flue gas processing apparatus with heat recovery mechanism.

Background

The flue gas treatment equipment mainly comprises a flue gas desulfurization tower, a flue gas washing tower, an absorption medium transmission pipe network, a chimney, a flue and the like, and is mainly applied to the electric power industry, the chemical industry, the coking industry, the metallurgical industry, the manufacturing industry with self-contained boilers and the like. In the process of treating the flue gas, the flue gas often has a large amount of heat, and if the heat can be recovered, for example, the heat of the flue gas is used for heating water in winter, and then the generated hot water is used for heating, the benefit is considerable. But directly set up the heat exchange tube group who is used for the heat transfer in flue gas processing apparatus, impurity in the flue gas will directly be attached to on the heat exchange tube group, leads to the heat exchange efficiency of heat exchange tube group to reduce, has influenced greatly and has used experience.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that the impurities attached to the surface of the heat exchange tube in the prior art cause low heat exchange efficiency, and providing a flue gas treatment device with a heat recovery mechanism.

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

a flue gas treatment device with a heat recovery mechanism is designed, and comprises a barrel body, wherein a first conical hopper is fixedly arranged at the bottom end of the barrel body, a flue gas inlet pipe is fixedly arranged at the bottom end of the first conical hopper, a second conical hopper is fixedly arranged at the top end of the barrel body, a flue gas outlet pipe is fixedly arranged at the top end of the second conical hopper, a filter screen is fixedly arranged at the upper part in the barrel body, a filler layer is fixedly arranged in the barrel body at the upper part of the filter screen, two communicating pipes are arranged on the barrel body at the lower part of the filter screen in a penetrating manner, a U-shaped heat exchange pipe group arranged around the inner wall of the barrel body is fixedly arranged between the inner ends of the two communicating pipes, a U-shaped plate is sleeved on the U-shaped heat exchange pipe group, a top plate corresponding to the filter screen is fixedly arranged at the, the hairbrush on the inner side surface of the U-shaped plate is in contact with the surface of the U-shaped heat exchange tube group, and the bottom end of the U-shaped plate is fixedly connected with a driving mechanism.

Preferably, actuating mechanism includes mount, drive shaft, support knee, fan, fixed mounting has the mount on the barrel inner wall of U template below, the rotatable drive shaft of installing on the mount, just the drive shaft sets up with the barrel is coaxial, drive shaft top fixed mounting has the support knee, support knee top fixed connection in U template bottom, drive shaft bottom downwardly extending is in advancing the flue, just drive shaft bottom fixed mounting has the fan.

Preferably, the communicating pipe and the U-shaped heat exchange tube group are both made of copper tubes.

Preferably, the hairbrush is a hard high-temperature-resistant hairbrush.

The utility model provides a pair of flue gas processing apparatus with heat recovery mechanism, beneficial effect lies in: through setting up U type heat exchange tube group, U template, actuating mechanism, when handling the flue gas, utilize U type heat exchange tube group to carry out the heat transfer to brush on the drive U template cleans adnexed impurity on the U type heat exchange tube group through actuating mechanism drive, thereby has guaranteed that the heat exchange efficiency of U type heat exchange tube group can keep the high efficiency going on all the time.

Drawings

Fig. 1 is a schematic structural view of a flue gas treatment device with a heat recovery mechanism according to the present invention;

fig. 2 is a schematic view of an internal structure of a flue gas treatment device with a heat recovery mechanism according to the present invention;

fig. 3 is a schematic structural view of a U-shaped heat exchange tube set and a driving mechanism of a flue gas treatment device with a heat recovery mechanism.

In the figure: the device comprises a cylinder body 1, a first conical hopper 2, a smoke inlet pipe 3, a second conical hopper 4, a smoke outlet pipe 5, a filter screen 6, a packing layer 7, a U-shaped heat exchange pipe group 8, a communicating pipe 9, a fixing frame 10, a driving shaft 11, a supporting bent rod 12, a U-shaped plate 13, a top plate 14, a brush 15 and a fan 16.

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.

Example 1

Referring to fig. 1-3, a flue gas treatment device with a heat recovery mechanism, including a barrel 1, and its characterized in that, the barrel 1 bottom mounting is equipped with first toper fill 2, and first toper fill 2 bottom mounting is equipped with into tobacco pipe 3, the barrel 1 top mounting is equipped with second toper fill 4, second toper fill 4 top mounting is equipped with out tobacco pipe 5, upper portion fixed mounting has filter screen 6 in the barrel 1, fixed mounting has packing layer 7 in the barrel 1 on filter screen 6 upper portion, run through on the barrel 1 of filter screen 6 lower part and be provided with two communicating pipes 9, fixed mounting has U type heat exchange tube group 8 around barrel 1 inner wall setting between the inboard end of two communicating pipes 9, communicating pipe 9 and U type heat exchange tube group 8 are copper pipe and make. The two communicating pipes 9 are respectively communicated with the water supply mechanism and the heat preservation and water storage mechanism, cold water is injected into the U-shaped heat exchange tube group 8 by the water supply mechanism, and water after heat exchange is finished is injected into the heat preservation and water storage mechanism through the communicating pipes 9. A movable door corresponding to the U-shaped heat exchange tube group 8 is arranged on the cylinder 1 and used for overhauling the U-shaped heat exchange tube group 8. The filler layer 7 can be filled with active carbon, and the active carbon can effectively absorb harmful substances in the smoke.

The U-shaped heat exchange tube group 8 is sleeved with a U-shaped plate 13, the top end of the inner side of the U-shaped plate 13 is fixedly provided with a top plate 14 corresponding to the filter screen 6, two inner side surfaces of the U-shaped plate 13 and the upper surface of the top plate 14 are fixedly provided with brushes 15, the brushes 15 on the top plate 14 are in contact with the filter screen 6, the brushes 15 on the inner side surfaces of the U-shaped plate 13 are in surface contact with the U-shaped heat exchange tube group 8, and the bottom end of the U-shaped plate 13 is fixedly. The brush 15 is a hard high temperature resistant brush.

When the utility model is used, the flue gas is introduced into the cylinder body 1 through the smoke inlet pipe 3, and the high-temperature flue gas and the water in the U-shaped heat exchange pipe group 8 carry out rapid heat exchange, thereby recovering the heat in the flue gas by using the water; in the process of heat exchange, the driving mechanism drives the U-shaped plate 13 to do circular motion along the U-shaped heat exchange tube group 8, and then the brush 15 on the inner side of the U-shaped plate 13 is used for sweeping impurities attached to the surface of the U-shaped heat exchange tube group 8; meanwhile, the U-shaped plate 13 drives the top plate 14 to do circular motion, so that the filter screen 6 is cleaned by the brush 15 on the top plate 14; the flue gas after heat exchange is finished enters a packing layer 7 above the filter screen 6, the residual harmful substances in the flue gas are absorbed by the materials filled in the packing layer 7, and then the flue gas is discharged through a smoke outlet pipe 5.

Example 2

Referring to fig. 2-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the driving mechanism includes a fixing frame 10, a driving shaft 11, a supporting bent rod 12, and a fan 16, a fixing frame 10 is fixedly mounted on the inner wall of the barrel 1 below the U-shaped plate 13, a driving shaft 11 is rotatably mounted on the fixing frame 10, the driving shaft 11 and the barrel 1 are coaxially arranged, the supporting bent rod 12 is fixedly mounted on the top end of the driving shaft 11, the top end of the supporting bent rod 12 is fixedly connected to the bottom end of the U-shaped plate 13, the bottom end of the driving shaft 11 extends downward into the smoke inlet pipe 3, and the fan 16 is fixedly mounted on.

Through setting up fan 16, the flue gas drive fan 16 that lets in the utilization advances tobacco pipe 3 is rotatory, and then utilizes fan 16 to drive shaft 11 rotatory, and rotatory drive shaft 11 drives the brush 15 on U template 13 and the roof 14 through supporting knee 12 and cleans, and the characteristic of make full use of the flue gas drives, need not set up extra power supply, and simple structure is with low costs.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A flue gas treatment device with a heat recovery mechanism comprises a cylinder body (1), and is characterized in that a first conical hopper (2) is fixedly arranged at the bottom end of the cylinder body (1), a smoke inlet pipe (3) is fixedly arranged at the bottom end of the first conical hopper (2), a second conical hopper (4) is fixedly arranged at the top end of the cylinder body (1), a smoke outlet pipe (5) is fixedly arranged at the top end of the second conical hopper (4), a filter screen (6) is fixedly arranged at the upper part in the cylinder body (1), a packing layer (7) is fixedly arranged in the cylinder body (1) at the upper part of the filter screen (6), two communicating pipes (9) penetrate through the cylinder body (1) at the lower part of the filter screen (6), a U-shaped heat exchange pipe group (8) arranged around the inner wall of the cylinder body (1) is fixedly arranged between the inner side ends of the two communicating pipes (9), and a U-shaped plate (, the filter screen is characterized in that a top plate (14) corresponding to the filter screen (6) is fixedly mounted at the top end of the inner side of the U-shaped plate (13), brushes (15) are fixedly mounted on two inner side surfaces of the U-shaped plate (13) and the upper surface of the top plate (14), the brushes (15) on the top plate (14) are in contact with the filter screen (6), the brushes (15) on the inner side surfaces of the U-shaped plate (13) are in contact with the surface of the U-shaped heat exchange tube group (8), and a driving mechanism is fixedly connected to the bottom end of the U-shaped plate (13).

2. The flue gas treatment device with the heat recovery mechanism according to claim 1, wherein the driving mechanism comprises a fixing frame (10), a driving shaft (11), a supporting bent rod (12) and a fan (16), the fixing frame (10) is fixedly installed on the inner wall of the barrel body (1) below the U-shaped plate (13), the driving shaft (11) is rotatably installed on the fixing frame (10), the driving shaft (11) and the barrel body (1) are coaxially arranged, the supporting bent rod (12) is fixedly installed at the top end of the driving shaft (11), the top end of the supporting bent rod (12) is fixedly connected to the bottom end of the U-shaped plate (13), the bottom end of the driving shaft (11) extends downwards into the flue inlet pipe (3), and the fan (16) is fixedly installed at the bottom end of the driving shaft (11).

3. The flue gas treatment device with a heat recovery mechanism according to claim 1, wherein the communicating pipe (9) and the U-shaped heat exchange tube set (8) are made of copper tubes.

4. The flue gas treatment device with heat recovery mechanism according to claim 1, wherein the brushes (15) are all hard high temperature resistant brushes.