CN211799654U - Gasification cooling ash discharging device - Google Patents

Abstract

The utility model relates to a flue gas treatment technical field, concretely relates to gasification cooling ash discharging device, the novel nipple rectifier comprises a device barrel, cooling module and ash discharging component, cooling module sets up the top at the device barrel, ash discharging component sets up the bottom at the device barrel, the flue gas import has been seted up on the last top of cooling module, be equipped with a plurality of nozzle on the cooling module side, be equipped with the flue gas exit tube on the device barrel, the nozzle slope sets up downwards, the nozzle includes the injector head, the conveyer pipe, the water pipe, compressed air pipe and protection trachea, the injector head is fixed in conveyer pipe one end, the conveyer pipe includes first conveyer pipe, second conveyer pipe and third conveyer pipe, the protection trachea, compressed air pipe and water pipe respectively with first conveyer pipe, second conveyer pipe and third conveyer pipe link to each other, and each other. With this both can cool down the flue gas, also can make cigarette ash subside and unload from unloading the ash subassembly, protect the nozzle moreover, avoid taking place hot corrosion scheduling problem.

Description

Gasification cooling ash discharging device

Technical Field

The utility model relates to a flue gas treatment technical field, concretely relates to gasification cooling ash discharging device.

Background

Can produce the flue gas in industrial waste incineration power generation process, these flue gases discharge at will often can cause a series of environmental pollution problems, often need handle the flue gas, for example need let in the flue gas to it in cool off and unload grey processing to it in the treating column.

In the prior art, in order to better cool down the flue gas and discharge the ash, water is generally sprayed in the treatment tower. However, the spraying effect of the existing flue gas treatment tower is not ideal, the sprayed liquid drops are not uniform, the contact between the flue gas and water is insufficient, and the nozzle of the flue gas treatment tower is easily affected by the flue gas hot air flow, so that the problems of nozzle caking, blockage, hot corrosion and the like occur, and the quality of flue gas cooling and ash discharge treatment is greatly affected.

Therefore, there is a need in the industry for a solution to the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gasification cooling ash discharging device aiming at the defects of the prior art. The purpose of the utility model can be realized by the technical scheme as follows.

The utility model provides a gasification cooling ash discharging device, includes device barrel, cooling module and ash discharging component, cooling module sets up the top of device barrel, ash discharging component sets up the bottom of device barrel, the flue gas import has been seted up on the top on the cooling module, be equipped with a plurality of nozzle on the cooling module side, be equipped with the flue gas exit tube on the device barrel, the nozzle slope sets up downwards, the nozzle includes injector head, conveyer pipe, water pipe, compressed air pipe and protection trachea, the injector head is fixed in conveyer pipe one end, the conveyer pipe includes first conveyer pipe, second conveyer pipe and third conveyer pipe, the protection trachea compressed air pipe reaches the water pipe respectively with first conveyer pipe, second conveyer pipe and third conveyer pipe link to each other, and each other not communicate between the different conveyer pipes.

Preferably, the first conveying pipe, the second conveying pipe and the third conveying pipe have aperture sizes which are sequentially from large to small, the second conveying pipe is arranged inside the first conveying pipe, the inner wall of the first conveying pipe and the outer wall of the second conveying pipe form a first channel, the third conveying pipe is arranged inside the second conveying pipe, the inner wall of the second conveying pipe and the outer wall of the third conveying pipe form a second channel, the third conveying pipe is provided with a third channel, the protection air pipe is fixed on the first conveying pipe and communicated with the first channel, the compressed air pipe is fixed on the second conveying pipe and communicated with the second channel, and the water pipe is fixed on the third conveying pipe and communicated with the third channel.

Preferably, the first delivery pipe, the second delivery pipe and the third delivery pipe have a bore size ratio of 1: 2: 4.

preferably, sealing parts are arranged at the joint of the protection air pipe and the first conveying pipe, the joint of the compressed air pipe and the second conveying pipe and the joint of the water pipe and the third conveying pipe.

Preferably, the cooling assembly comprises a first cooling table and a second cooling table, the first cooling table and the second cooling table are both in a circular table shape, the first cooling table is in a hollow shape and sleeved with the outside of the second cooling table, the middle of the second cooling table is provided with the flue gas inlet, and the nozzle sequentially penetrates through the first cooling table and the second cooling table from the side and is fixed.

Preferably, the cooling assembly further comprises a cooling base, the cooling base is fixed to the top end of the device barrel, an evacuation port is formed in the middle of the cooling base, a plurality of stop blocks are arranged on the cooling base, and the stop blocks are distributed along the periphery of the evacuation port.

Preferably, the ash discharging assembly comprises an ash discharging hopper and an ash discharging pipe, the ash discharging hopper is fixed inside the device cylinder and clings to the inner wall of the device cylinder, the ash discharging pipe is L-shaped, and the ash discharging pipe is connected with the bottom end of the ash discharging hopper and bends to extend out of the side face of the device cylinder.

Preferably, a maintenance frame is arranged on the peripheral side of the cooling assembly.

Preferably, the lower end of the device barrel is provided with a support frame.

Preferably, the flue gas exit tube is of an inverted L shape, the flue gas exit tube is located above the ash discharge assembly, and the direction of the tube opening of the flue gas exit tube faces downwards and is bent to extend out of the side face of the device cylinder.

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

the utility model discloses a gasification cooling ash discharging device, the water source of access, compressed air and protective gas are respectively through conveyer pipe conveying to the even droplet of injector head department pneumatic atomization one-tenth, and to blowout in the device barrel, make the contact of water and flue gas fully even, can cool down the flue gas on the one hand, on the other hand can make cigarette ash subside and unload out from unloading the ash subassembly after water and cigarette ash contact, and can fill protective gas and protect the nozzle, avoid nozzle direct contact flue gas hot gas flow and lead to the nozzle caking to block up and hot corrosion scheduling problem, improve flue gas cooling and unload the quality that the ash was handled greatly.

Drawings

Fig. 1 is a schematic structural diagram in an embodiment of the present invention.

Fig. 2 is a schematic view of an angle of the nozzle according to an embodiment of the present invention.

Fig. 3 is a schematic structural view of another angle of the nozzle according to the embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a cooling module according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of an ash discharge assembly according to an embodiment of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following specific embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

To current flue gas treatment tower injection effect among the prior art not ideal, the liquid drop that erupts is not even, can lead to flue gas and the not enough abundant problem of water contact, the utility model provides a gasification cooling ash discharging device can fully contact the cooling to the flue gas on the one hand, and on the other hand can make the cigarette ash contact in water and the flue gas subside and unload.

The utility model provides a gasification cooling ash discharging device, as shown in fig. 1 to 5, includes device barrel 1, cooling module 2 and ash discharging module 3, cooling module 2 sets up the top of device barrel 1, ash discharging module 3 sets up the bottom of device barrel 1, cooling module 2 provides the cooling condition from the top and handles the flue gas to device barrel 1 is interior, unloads cigarette ash from ash discharging module 3 again. A flue gas inlet 21 is formed in the top end of the cooling assembly 2, a plurality of nozzles 4 are arranged on the side face of the cooling assembly 2, and a flue gas outlet pipe 11 is arranged on the device barrel 1. The nozzles 4 are arranged obliquely downwards and directed into the device cartridge 1 in order to provide a precise spray of water. Nozzle 4 includes injector head 410, conveyer pipe, water pipe 46, compressed air pipe 45 and protection trachea 44, injector head 410 is fixed in conveyer pipe one end, the conveyer pipe includes first conveyer pipe 41, second conveyer pipe 42 and third conveyer pipe 43, protection trachea 44 compressed air pipe 45 reaches water pipe 46 respectively with first conveyer pipe 41, second conveyer pipe 42 and third conveyer pipe 43 link to each other, and rivers convey to injector head 410 department and pneumatic atomizing becomes the droplet under compressed air's effect to the flue gas fully contacts, still fills the protection gas simultaneously and protects nozzle 4, avoids nozzle 4 direct contact flue gas hot gas stream and leads to the problem such as nozzle 4 caking and jam and hot corrosion. And different delivery pipes are not communicated with each other, so that mutual interference is avoided, and smooth delivery of water sources, compressed air and protective gas is ensured.

The embodiment provides a gasification cooling ash discharging device, during the use, let in the flue gas from flue gas inlet 21, give the protection trachea 44 of nozzle 4, compressed air pipe 45 and water pipe 46 insert the protection gas respectively, compressed air and water source, the protection gas of access, compressed air and water source convey to injector head 410 department through first conveyer pipe 41, second conveyer pipe 42 and third conveyer pipe 43 respectively, the water source is pneumatic atomizing into even droplet under compressed air's pressure effect this moment, and spout in the device barrel 1, make the contact of water and flue gas fully even, can cool down the flue gas on the one hand, flue gas after the cooling is carried to next processing procedure on from flue gas exit tube 11. On the other hand, water can make cigarette ash subside and unload from unloading the grey subassembly 3 after cigarette ash contacts, can fill into the protective gas and protect nozzle 4 in addition, avoids nozzle 4 direct contact flue gas hot gas stream and leads to the problem such as nozzle 4 caking and jam and hot corrosion, improves the quality of flue gas cooling and unloading processing greatly.

In this embodiment, as shown in fig. 2 and 3, the apertures of the first conveying pipe 41, the second conveying pipe 42 and the third conveying pipe 43 are sequentially decreased from large to small, the second conveying pipe 42 is disposed inside the first conveying pipe 41, the inner wall of the first conveying pipe 41 and the outer wall of the second conveying pipe 42 form a first channel 47, the third conveying pipe 43 is disposed inside the second conveying pipe 42, the inner wall of the second conveying pipe 42 and the outer wall of the third conveying pipe 43 form a second channel 48, the third conveying pipe 43 is provided with a third channel 49, the protection air pipe 44 is fixed on the first conveying pipe 41 and communicated with the first channel 47, that is, the central points of the first conveying pipe 41, the second conveying pipe 42 and the third conveying pipe 43 are on the same straight line to form a uniform distribution, furthermore, the first channel 47, the second channel 48 and the third channel 49 are not communicated with each other, so as to avoid mutual interference. The compressed air pipe 45 is fixed on the second delivery pipe 42 and communicated with the second channel 48, and the water pipe 46 is fixed on the third delivery pipe 43 and communicated with the third channel 49, so that the sprayed small liquid drops can be fully contacted with the flue gas, and the influence of hot corrosion and the like caused by direct contact between the nozzle 4 and the hot gas of the flue gas can be avoided.

In the present embodiment, as shown in fig. 3, the aperture size ratio of the first conveying pipe 41, the second conveying pipe 42 and the third conveying pipe 43 is 1: 2: 4, the water flow and the compressed air flow are controlled by controlling the parameter proportion of each conveying pipe, so that the water source can be ensured to be better atomized into uniform small liquid drops by the compressed air, and the protective gas with enough flow can be filled to protect the structure of the nozzle 4.

In this embodiment, as shown in fig. 2 and 3, the joints of the protection air pipe 44 and the first conveying pipe 41, the joints of the compressed air pipe 45 and the second conveying pipe 42, and the joints of the water pipe 46 and the third conveying pipe 43 are all provided with sealing members (not shown), so as to avoid mutual interference caused by leakage of the conveying pipes. And the first conveying pipe 41 is sleeved with a mounting block 412, so that the first conveying pipe is convenient to fix on a device for use. Pressure gauges (not shown) are arranged on the water pipe 46, the compressed air pipe 45 and the protection air pipe 44, and fluid pressure of each pipeline is fed back to a user in sequence, so that the user can conveniently adjust and control the pressure gauges. The spraying head 410 is sleeved with an air isolation cover 411 to prevent the compressed air in the second conveying pipe 42 from leaking to cause air pressure reduction, and further prevent the nozzle 4 from being atomized into uniform small liquid drops to be sprayed out.

The embodiment provides a gasification cooling ash discharging device, as shown in fig. 4, cooling unit 2 includes first cooling platform 22 and second cooling platform 23, first cooling platform 22 with second cooling platform 23 all is the round platform form, first cooling platform 22 is the cavity form with the cover establish the outside of second cooling platform 23, overlaps the structural design on second cooling platform 23 through first cooling platform 22, has certain clearance between first cooling platform 22 and the second cooling platform 23, and first cooling platform 22 that is located the outside is direct not contacted with hot flue gas, avoids the outer surface temperature too high and causes the damage to the operation personnel, can also fill the thermal insulation material in the clearance between first cooling platform 22 and second cooling platform 23 in addition. The middle part of the second cooling table 23 is provided with the flue gas inlet 21, the nozzle 4 penetrates through the first cooling table 22 and the second cooling table 23 in sequence from the side and is fixed, and the flue gas is injected from the upper part to be subjected to water vapor injection of the nozzle 4, so that the temperature of the flue gas is sufficiently reduced, and the soot in the flue gas is settled.

The utility model provides a gasification cooling ash discharging device, cooling module 2 still includes cooling base 24 in this embodiment, cooling base 24 is fixed the top of device barrel 1, cooling base 24's middle part is equipped with clearance 25, and clearance 25 is used for letting in the flue gas to the device barrel 1 in be equipped with a plurality of dog 26 on the cooling base 24, dog 26 along the periphery of clearance 25 distributes, and dog 26 plays the effect that blocks, can prevent that the smoke and dust from receiving the effect of nozzle 4 injection force and splashing out.

In the present embodiment, a gasification cooling ash discharging device is provided, as shown in fig. 5, the ash discharging assembly 3 includes an ash discharging hopper 31 and an ash discharging pipe 32, the ash discharging hopper 31 is fixed inside the device cylinder 1 and tightly attached to the inner wall of the device cylinder 1, the ash discharging pipe 32 is L-shaped, the ash discharging pipe 32 is connected to the bottom end of the ash discharging hopper 31 and bent to extend from the side surface of the device cylinder 1, so that the ash is settled down to the ash discharging hopper 31 and guided to a predetermined collection place.

In the present embodiment, as shown in fig. 1, a maintenance frame 5 is disposed around the cooling module 2, so that maintenance personnel can maintain and replace parts conveniently.

In the present embodiment, a gasification cooling ash discharging device is provided, and a support frame (not shown) is provided at the lower end of the device barrel 1 to provide a supporting force for the whole device.

The utility model provides a gasification cooling ash discharging device, flue gas exit tube 11 is the type of falling L, flue gas exit tube 11 is located unload the top of grey subassembly 3, just flue gas exit tube 11's mouth of pipe orientation is down and bend and follow the side of device barrel 1 is stretched out, can prevent that cigarette ash from getting into flue gas exit tube 11.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims (10)

1. A gasification cooling ash discharging device is characterized by comprising a device cylinder, a cooling component and an ash discharging component, the cooling component is arranged at the top end of the device cylinder body, the ash discharging component is arranged at the bottom end of the device cylinder body, the top end of the cooling component is provided with a flue gas inlet, the side surface of the cooling component is provided with a plurality of nozzles, the device barrel is provided with a flue gas outlet pipe, the nozzle is obliquely and downwards arranged and comprises an injector head, a conveying pipe, a water pipe, a compressed air pipe and a protective air pipe, the spray head is fixed at one end of the delivery pipe, the delivery pipe comprises a first delivery pipe, a second delivery pipe and a third delivery pipe, the protection trachea, compressed air pipe and the water pipe respectively with first conveyer pipe, second conveyer pipe and third conveyer pipe link to each other, and each other do not communicate between the different conveyer pipes.

2. The gasification cooling ash discharge device according to claim 1, wherein the diameters of the first transport pipe, the second transport pipe and the third transport pipe are sequentially decreased from large to small, the second transport pipe is disposed inside the first transport pipe, and the inner wall of the first delivery pipe and the outer wall of the second delivery pipe form a first channel, the third delivery pipe is arranged inside the second delivery pipe, and the inner wall of the second delivery pipe and the outer wall of the third delivery pipe form a second channel, the third delivery pipe is provided with a third channel, the protection air pipe is fixed on the first conveying pipe and communicated with the first channel, the compressed air pipe is fixed on the second conveying pipe and communicated with the second channel, and the water pipe is fixed on the third conveying pipe and communicated with the third channel.

3. The gasification cooling ash discharge device of claim 2, wherein the first, second and third ducts have a bore-size ratio of 1: 2: 4.

4. the gasification cooling ash discharge apparatus of claim 2, wherein the connection between the protection gas pipe and the first transport pipe, the connection between the compressed air pipe and the second transport pipe, and the connection between the water pipe and the third transport pipe are provided with sealing members.

5. The gasification cooling ash discharging device according to claim 1, wherein the cooling assembly comprises a first cooling table and a second cooling table, the first cooling table and the second cooling table are both in a circular truncated cone shape, the first cooling table is hollow and sleeved outside the second cooling table, the middle part of the second cooling table is provided with the flue gas inlet, and the nozzle sequentially penetrates through the first cooling table and the second cooling table from the side and is fixed.

6. The gasification cooling ash discharging device of claim 1, wherein the cooling assembly further comprises a cooling base, the cooling base is fixed on the top end of the device barrel, a clearance is arranged in the middle of the cooling base, a plurality of stop blocks are arranged on the cooling base, and the stop blocks are distributed along the periphery of the clearance.

7. The gasification cooling ash discharging device of claim 1, wherein the ash discharging assembly comprises an ash discharging hopper and an ash discharging pipe, the ash discharging hopper is fixed inside the device cylinder and is tightly attached to the inner wall of the device cylinder, the ash discharging pipe is L-shaped, and the ash discharging pipe is connected with the bottom end of the ash discharging hopper and is bent to extend out of the side face of the device cylinder.

8. The gasification cooling ash discharge apparatus of claim 1, wherein the cooling module is provided with a maintenance frame on the periphery.

9. The gasification cooling ash discharge device of claim 1, wherein a support frame is provided at the lower end of the device cylinder.

10. The gasification cooling ash discharging device of claim 1, wherein the flue gas outlet pipe is of an inverted L shape, the flue gas outlet pipe is located above the ash discharging assembly, and the pipe orifice of the flue gas outlet pipe faces downward and is bent to extend out of the side surface of the device cylinder.

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