CN213983583U

CN213983583U - Lime dry deacidification device for hazardous waste incineration tail gas

Info

Publication number: CN213983583U
Application number: CN202023046901.4U
Authority: CN
Inventors: 古光荣; 周星
Original assignee: Tongling Zhengyuan Environmental Engineering Technology Co ltd
Current assignee: Tongling Zhengyuan Environmental Engineering Technology Co ltd
Priority date: 2020-12-17
Filing date: 2020-12-17
Publication date: 2021-08-17
Anticipated expiration: 2030-12-17

Abstract

The utility model discloses a useless tail gas lime dry process deacidification device that burns of danger, including purifying and removing flavor storehouse, deacidification storehouse, reposition of redundant personnel storehouse and metal cooling tube, purify and remove the top in flavor storehouse and install the deacidification storehouse, and purify the inside in flavor storehouse and be provided with the active carbon filter layer, the backup pad is all installed at the top at deacidification storehouse both ends, and the top of backup pad installs the reposition of redundant personnel storehouse. The utility model discloses install the metal cooling pipe, circular conducting strip, the annular water pipe, the honeycomb duct, the back flow, water pump and water tank, the water pump is in with the inside cold water suction annular water pipe of water tank, make cold water carry out the heat exchange through annular water pipe and circular conducting strip, can make the heat in the inside tail gas of metal cooling pipe scatter and disappear fast, can cool down the processing to tail gas, avoid the higher device internals that causes of tail gas temperature to damage, the inside hot water of annular water pipe passes through the back flow and flows back to the inside collection of water tank, hot water reuse, be favorable to reducing heat energy waste.

Description

Lime dry deacidification device for hazardous waste incineration tail gas

Technical Field

The utility model relates to a useless tail gas processing apparatus technical field that burns of danger specifically is a useless tail gas lime dry process deacidification device that burns of danger.

Background

When hazardous wastes are incinerated, tail gas generated by incineration also contains acidic substances such as sulfur dioxide gas and the like, a lime dry desulphurization method is adopted, sulfur dioxide and calcium oxide react to generate calcium sulfate to form slag, the tail gas can be effectively deacidified, and the lime dry deacidification device has the factors of simple flow, low investment, low operating cost and the like, and is widely applied to the hazardous waste incineration field.

When the conventional hazardous waste incineration tail gas lime dry deacidification device is used, tail gas is directly introduced into the device, the device cannot perform temperature reduction treatment on the tail gas in advance, and the temperature of the tail gas is high, so that parts inside the device are easily damaged; when the conventional dry deacidification device for hazardous waste incineration tail gas lime is used, tail gas is directly introduced into the deacidification box and cannot be uniformly distributed to different positions in the deacidification box, so that the tail gas cannot be fully finished with limestone, and the tail gas cannot be rapidly and fully deacidified, so that the deacidification efficiency and the deacidification effect are greatly reduced; simultaneously, current useless tail gas lime dry process deacidification device that burns of danger is after carrying out deacidification treatment to tail gas, can not purify tail gas once more, remove flavor processing, and during tail gas directly discharged the air, cause external air pollution and smell pollution easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a useless tail gas lime dry process deacidification device that burns of danger to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a danger waste incineration tail gas lime dry process deacidification device, includes that the purification removes the flavor storehouse, the purification removes the top in flavor storehouse and installs the deacidification storehouse, and the purification removes the inside in flavor storehouse and is provided with the active carbon filter layer, the backup pad is all installed at the top at deacidification storehouse both ends, and the top of backup pad installs the reposition of redundant personnel storehouse, the purification removes the top in flavor storehouse and installs the communicating pipe that extends to the deacidification storehouse inside, the metal cooling tube is installed at the top in reposition of redundant personnel storehouse, circular conducting strip is installed in the outside of metal cooling tube, and the outside of circular conducting strip is around being equipped with annular water pipe, the air pump is installed to the one end in flavor storehouse of purification, and the input of air pump is installed and is extended to the exhaust tube of purifying and removing the flavor storehouse inside, the purification removes the flavor storehouse and keeps away from the one end of air pump and installs the water tank, and the water pump is installed at the top of water pump, the input of water pump is installed and is extended to the drinking-water pipe inside of water tank, and the honeycomb duct is installed to the output of water pump, the one end and the annular water pipe intercommunication of water pump are kept away from to the honeycomb duct, the inside in deacidification storehouse is provided with the stone layer, the inlet tube is installed at the top of water tank, purify the bottom of removing flavor storehouse one side and install control panel, control panel's output passes through the wire respectively with the input electric connection of air pump and water pump.

Preferably, the bottom in reposition of redundant personnel storehouse is evenly installed the aeration pipe, the aeration pipe all stretches into the deacidification storehouse and extends to the inside on lime layer, and the outside of aeration pipe all evenly is provided with the aeration hole.

Preferably, an air inlet pipe is installed at the top of the metal cooling pipe, and a dust screen is installed inside the air inlet pipe.

Preferably, a return pipe is installed on the outer side of the annular water pipe, and one end, far away from the annular water pipe, of the return pipe is communicated with the water tank.

Preferably, a first bin door is installed on one side of the deacidification bin close to the control panel, and a transparent window is arranged on the outer side of the first bin door.

Preferably, the bottom that the water tank kept away from purification and smell removal storehouse one end is installed the outlet pipe, and the one end that the outlet pipe kept away from the water tank is installed sealed lid.

Preferably, a second bin door is installed at the top of one side, close to the control panel, of the purification and odor removal bin, and a handle is installed on the outer side of the second bin door.

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

1. the hazardous waste incineration tail gas lime dry deacidification device is provided with a metal cooling pipe, a circular heat conducting fin, an annular water pipe, a flow guide pipe, a return pipe, a water pump and a water tank, wherein the water pump pumps cold water in the water tank into the annular water pipe, so that the cold water exchanges heat with the circular heat conducting fin through the annular water pipe, heat in tail gas in the metal cooling pipe can be rapidly dissipated, the tail gas can be cooled, the damage of parts in the device caused by high temperature of the tail gas is avoided, hot water in the annular water pipe flows back to the inside of the water tank through the return pipe to be collected, the hot water can be reused, and the waste of heat energy is favorably reduced;

2. the hazardous waste incineration tail gas lime dry deacidification device is provided with the aeration pipe and the diversion bin, the aeration pipe is inserted into the limestone layer, the tail gas is evenly diverted into the aeration pipe after entering the diversion bin, and can be evenly blown into different positions inside the limestone layer through the aeration holes in the aeration pipe, so that the tail gas can be evenly contacted with the limestone layer, the tail gas can be fully deacidified, and the deacidification effect and the deacidification efficiency can be improved;

3. this useless tail gas lime dry process deacidification device that burns of danger is installed and is purified and remove flavor storehouse and active carbon filter layer, and tail gas after the deacidification gets into to purify and removes flavor storehouse inside, can adsorb the harmful components in the tail gas through the active carbon filter layer, can purify tail gas once more, remove the flavor processing, can avoid the direct discharge of tail gas to cause air pollution.

Drawings

Fig. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a schematic top view of the metal cooling tube of the present invention.

In the figure: 1. a purification and odor removal bin; 2. an air exhaust pipe; 3. an activated carbon filter layer; 4. an air pump; 5. a deacidification bin; 6. an aeration pipe; 7. a support plate; 8. a flow distribution bin; 9. a metal cooling tube; 10. a circular heat-conducting fin; 11. an annular water pipe; 12. an air inlet pipe; 13. a dust screen; 14. a flow guide pipe; 15. a return pipe; 16. an aeration hole; 17. a limestone layer; 18. a water pump; 19. a water inlet pipe; 20. a water pumping pipe; 21. a water tank; 22. a sealing cover; 23. a water outlet pipe; 24. a first bin gate; 25. a control panel; 26. a second bin gate; 27. a communication pipe is provided.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a hazardous waste incineration tail gas lime dry deacidification device comprises a purification and odor removal bin 1, a deacidification bin 5 is installed at the top of the purification and odor removal bin 1, an active carbon filter layer 3 is arranged inside the purification and odor removal bin 1, supporting plates 7 are installed at the tops of two ends of the deacidification bin 5, a shunt bin 8 is installed at the top of the supporting plate 7, a communicating pipe 27 extending into the deacidification bin 5 is installed at the top of the purification and odor removal bin 1, a metal cooling pipe 9 is installed at the top of the shunt bin 8, a circular heat conducting fin 10 is installed on the outer side of the metal cooling pipe 9, an annular water pipe 11 is wound on the outer side of the circular heat conducting fin 10, an air pump 4 is installed at one end of the purification and odor removal bin 1, the type of the air pump 4 can be VCH1028, an exhaust pipe 2 extending into the purification bin 1 is installed at the input end of the air pump 4, a water tank 21 is installed at one end of the purification and odor removal bin 1 far away from the air pump 4, and a water pump 18 is installed at the top of the water tank 21, here water pump 18 model can be the isdd, the drinking-water pipe 20 that extends to 21 inside water tanks is installed to the input of water pump 18, and the honeycomb duct 14 is installed to the output of water pump 18, the one end and the annular water pipe 11 intercommunication of water pump 18 are kept away from to honeycomb duct 14, the inside in deacidification storehouse 5 is provided with lime stone layer 17, inlet tube 19 is installed at the top of water tank 21, control panel 25 is installed to the bottom of purifying and removing flavor storehouse 1 one side, control panel 25's output passes through the wire respectively with air pump 4 and water pump 18's input electric connection.

In this implementation:

further, aeration pipe 6 is evenly installed to the bottom in reposition of redundant personnel storehouse 8, aeration pipe 6 all stretches into deacidification storehouse 5 and extends to the inside of lime layer 17, and aeration pipe 6's the outside all evenly is provided with aeration hole 16, tail gas gets into reposition of redundant personnel storehouse 8 inside back, evenly shunt to aeration pipe 6 inside, aeration hole 16 on the accessible aeration pipe 6 evenly blows in the inside different positions department of lime layer 17, can make tail gas and lime layer 17 contact even, be favorable to making the abundant deacidification of tail gas, deacidification effect and deacidification efficiency are improved.

Further, an air inlet pipe 12 is installed at the top of the metal cooling pipe 9, and a dust screen 13 is installed inside the air inlet pipe 12, so that dust generated by incineration can be prevented from entering the air inlet pipe 12.

Further, the return pipe 15 is installed to the output of annular water pipe 11, and the return pipe 15 is kept away from the one end and the water tank 21 intercommunication of annular water pipe 11, and the inside hot water of annular water pipe 11 passes through return pipe 15 and flows back to the inside collection of water tank 21, and hot water can reuse, is favorable to reducing the heat energy extravagant.

Further, a first bin door 24 is installed on one side of the deacidification bin 5 close to the control panel 25, a transparent window is arranged on the outer side of the first bin door 24, the first bin door 24 is opened, and a worker can replace the limestone layer 17 inside the deacidification bin 5.

Furthermore, the bottom of the water tank 21 far away from the end of the purification and odor removal bin 1 is provided with a water outlet pipe 23, the end of the water outlet pipe 23 far away from the water tank 21 is provided with a sealing cover 22, and the sealing cover 22 on the water outlet pipe 23 is opened, so that the hot water in the water tank 21 can be discharged through the water outlet pipe 23.

Further, purify and remove the top in flavor storehouse 1 near control panel 25 one side and install second door 26, and the handle is installed in the outside of second door 26, opens second door 26, and the workman can change the purification and remove the inside active carbon filter layer 3 in flavor storehouse 1.

The working principle is as follows:

when the device is used, the device is powered on, the air inlet pipe 12 is communicated with a tail gas pipeline of the incinerator, a proper amount of cold water is added into the water tank 21 through the water inlet pipe 19, then the air pump 4 and the water pump 18 are started through the control panel 25, tail gas enters the metal cooling pipe 9 through the air inlet pipe 12, heat in the tail gas is transferred to the circular heat conducting fins 10 through the metal cooling pipe 9, the water pump 18 pumps the cold water in the water tank 21 into the annular water pipe 11, so that the cold water exchanges heat with the circular heat conducting fins 10 through the annular water pipe 11, heat in the tail gas in the metal cooling pipe 9 can be dissipated rapidly, the tail gas can be cooled, and water in the annular water pipe 11 flows back to the water tank 21 through the return pipe 15 to be collected;

cooled tail gas enters the interior of the diversion bin 8 through the metal cooling pipe 9, the tail gas in the diversion bin 8 is evenly diverted to the interior of the aeration pipe 6, the tail gas can be evenly blown into different positions in the limestone layer 17 through aeration holes 16 in the aeration pipe 6, the tail gas can be evenly contacted with the limestone layer 17, acid and alkali neutralization reaction is carried out on acid substances in the tail gas and the limestone layer 17, deacidification treatment can be carried out on the tail gas, the deacidified tail gas enters the interior of the purification and odor removal bin 1 through a communicating pipe 27, harmful ingredients in the tail gas and moisture generated by the neutralization reaction can be adsorbed through the active carbon filter layer 3, the tail gas can be purified and odor removal treated again, and the air pump 4 pumps out the purified tail gas in the purification and odor removal bin 1 through the exhaust pipe 2;

after using, workman accessible control panel 25 closes air pump 4 and water pump 18, opens first door 24, and the workman can change the limestone layer 17 of deacidification storehouse 5 inside, opens second door 26, and the workman can change the inside active carbon filter layer 3 in purification odor removal storehouse 1 to the reuse device opens sealed lid 22 on outlet pipe 23, can discharge the inside hot water of water tank 21 through outlet pipe 23.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a useless tail gas lime dry process deacidification device that burns of danger, removes flavor storehouse, its characterized in that including purifying: the top of the purification and odor removal bin is provided with a deacidification bin, the interior of the purification and odor removal bin is provided with an active carbon filter layer, the tops of two ends of the deacidification bin are provided with supporting plates, the top of each supporting plate is provided with a shunt bin, the top of the purification and odor removal bin is provided with a communicating pipe extending to the interior of the deacidification bin, the top of the shunt bin is provided with a metal cooling pipe, the outside of the metal cooling pipe is provided with a circular heat conducting fin, the outside of the circular heat conducting fin is wound with an annular water pipe, one end of the purification and odor removal bin is provided with an air pump, the input end of the air pump is provided with an exhaust pipe extending to the interior of the purification and odor removal bin, one end of the purification and odor removal bin, which is far away from the air pump, is provided with a water tank, the top of the water pump is provided with a water pumping pipe extending to the interior of the water tank, and the output end of the water pump is provided with a flow guide pipe, the one end and the annular water pipe intercommunication of water pump are kept away from to the honeycomb duct, the inside in deacidification storehouse is provided with the stone layer, the inlet tube is installed at the top of water tank, purify the bottom of removing flavor storehouse one side and install control panel, control panel's output pass through the wire respectively with the input electric connection of air pump and water pump.

2. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: the aeration pipe is evenly installed to the bottom in reposition of redundant personnel storehouse, the aeration pipe all stretches into the deacidification storehouse and extends to the inside on lime layer, and the outside of aeration pipe all evenly is provided with the aeration hole.

3. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: an air inlet pipe is installed at the top of the metal cooling pipe, and a dust screen is installed inside the air inlet pipe.

4. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: the return pipe is installed to the output of annular water pipe, and the return pipe is kept away from the one end of annular water pipe and is communicated with the water tank.

5. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: a first bin door is installed on one side, close to the control panel, of the deacidification bin, and a transparent window is arranged on the outer side of the first bin door.

6. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: the bottom that removes flavor storehouse one end is kept away from in the water tank is installed the outlet pipe, and the one end that the water tank was kept away from to the outlet pipe is installed sealed lid.

7. The hazardous waste incineration tail gas lime dry deacidification device according to claim 1, characterized in that: the second bin door is installed at the top of one side, close to the control panel, of the purification and odor removal bin, and the handle is installed on the outer side of the second bin door.