CN218688112U - Tail gas treatment equipment - Google Patents

Abstract

The utility model discloses a tail gas treatment facility relates to tail gas treatment technical field, has solved and has only relied on the relatively poor problem of multilayer baffling board to the deceleration effect of tail gas, including tail gas treatment tank, still include fixed mounting and be used for handling hydrogen sulfide tail gas the inner tube of tail gas treatment tank middle-end, the interior fixed mounting of inner tube has spiral deceleration pipe, spiral deceleration pipe is provided with a plurality of groups, spiral deceleration pipe top is run through the inner tube top has been seted up the air inlet, through at the inside middle-end installation inner tube of tail gas treatment tank to set up a plurality of groups spiral deceleration pipe including the intraductal even interval installation atomizer and baffle of lateral wall in spiral deceleration, with the intraductal back of gas dispersion flow direction a plurality of groups spiral deceleration, when carrying out the deceleration through the inside baffle that sets up of spiral deceleration pipe cooperation to gas, spray through the atomizer, increase the contact surface between gas and the doctor solution and prolong contact time, improve desulfurization efficiency.

Description

Tail gas treatment equipment

Technical Field

The utility model relates to a tail gas treatment technical field specifically is tail gas treatment equipment.

Background

The problem of hydrogen sulfide tail gas emission treatment is involved in the production of oil field exploitation, pharmaceutical chemicals, pesticides and fine chemical intermediates. Hydrogen sulfide is a colorless and flammable acidic malodorous gas, not only corrodes equipment and discharges into air, but also forms acid rain, and has great pollution to the environment, and elemental sulfur is a precious chemical raw material in the industries of chemical industry, medicine, agriculture and the like. Therefore, the hydrogen sulfide tail gas is reasonably treated and oxidized into elemental sulfur by using a specific oxidant, so that the cost can be saved, and the method has a very main significance in human production and life. The reaction effect of hydrogen sulfide and desulfurizing liquid depends on the contact area and contact time of gas and liquid.

Traditionally, in the existing reactor, desulfurization liquid is atomized by a nozzle and is in contact with gas in chemical production in a convection mode, so that the contact time can be prolonged, however, when the gas containing hydrogen sulfide passes through the reactor in the process of passing through the reactor, the gas and the desulfurization liquid cannot be fully contacted due to the fact that the flow rate of the gas is high, namely the contact area of the two phases is small, and the hydrogen sulfide cannot be fully removed, so that a hydrogen sulfide tail gas treatment device which is more efficient, safer and low in energy consumption is provided, for example, a tail gas treatment device with the publication number of CN215086115U, and comprises a reaction kettle, a condenser, an annular-gap air ejector, an air pump and a waste gas absorption device, wherein the reaction kettle, the condenser, the annular-gap air ejector and the waste gas absorption device are sequentially connected, and the air pump is connected with the annular-gap air ejector; the utility model realizes the full mixing of air, hydrogen sulfide and absorption liquid, thereby achieving the effect of activating while reacting the hydrogen sulfide and the absorption liquid, and improving the treatment capacity of tail gas;

however, the tail gas treatment device is only characterized in that the multilayer baffle plates are crossly arranged on the inner wall of the gas-liquid reaction tower, so that the velocity reduction of the gas flow is realized, the contact time of the desulfurization liquid and the tail gas is prolonged, and the tail gas treatment efficiency is improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydrogen sulfide tail gas processing apparatus that the effect of slowing down to gas is better doctor solution and tail gas contact time is longer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: tail gas treatment equipment, including tail gas treatment tank, still include fixed mounting and be used for handling hydrogen sulfide tail gas the inner tube of tail gas treatment tank inner end, the intraductal fixed mounting that falls of interior has spiral deceleration pipe, spiral deceleration pipe is provided with a plurality of groups, spiral deceleration guan ding end runs through the inner tube top has been seted up the air inlet, spiral deceleration socle end hangs the river inner tube bottom is seted up the gas outlet.

Preferably, the intraductal both sides wall fixed mounting of spiral deceleration has atomizer and baffle, atomizer with the even interval of baffle is installed a plurality of groups, and atomizer and baffle are installed to the even interval of the intraductal both sides wall of spiral deceleration, can be convenient for through atomizer cooperation baffle to the intraductal circulation of spiral deceleration tail gas carry on the deceleration back and the abundant contact treatment use between atomizer spun doctor solution, desulfurization efficiency is higher.

Preferably, the gas vent has been seted up to tail gas treatment tank bottom one side and has been connected the dust removal incasement, the dust removal incasement can be dismantled the grafting and have filter and graphite adsorption plate, and gas vent and connection dust removal incasement are seted up to tail gas treatment tank bottom one side, at dust removal incasement demountable installation filter and graphite adsorption plate, can be convenient for filter and adsorb the use to the position after handling, when keeping the cleanliness factor of the tail gas after handling, can be convenient for to the installation and the dismantlement of filter and graphite adsorption plate.

Preferably, the slot has been seted up to dust removal incasement one side, spacing hole has been seted up at both ends in the slot, insert the patch panel in the slot, the picture peg fixed mounting be in the filter with graphite adsorption plate top, the slide rail has been seted up at picture peg surface both ends, the slide rail inside wall passes through spacing spring fixed connection slide one side bottom, slide opposite side bottom fixed connection gag lever post bottom, the gag lever post top is run through picture peg both ends outside and plug in spacing downthehole, sets up the slot in the dust removal incasement to the picture peg on filter and graphite adsorption plate top is installed in the plug-in grafting, and both ends are seted up the spout and are passed through spacing spring coupling slide bottom in the picture peg, and it is downthehole to peg graft the spacing of seting up on the top in the slot with slide bottom opposite side installation gag lever post to the installation and the dismantlement of graphite adsorption plate of installation.

Preferably, the filter with the fixed bonding in graphite adsorption plate outside has the sealing washer, the inboard fixed bonding of picture peg has sealed the pad, filter and graphite adsorption plate outside adhesion sealing washer to sealed the pad in the inboard adhesion of picture peg, can provide sealed protection to picture peg and slot connection department, agent filter and graphite adsorption plate and dust removal incasement side wall junction, prevent that gas from oozing from the junction.

Preferably, tail gas treatment tank top fixed mounting has the honeycomb duct, the honeycomb duct sets up and is the back taper, and the installation of the top is the water conservancy diversion jar of back taper in the tail gas treatment tank can be convenient for with the tail gas dispersion to the internal top of tail gas treatment tank of inside of flowing into to the dispersion flows into and handles the use in a plurality of groups spiral deceleration pipes.

Preferably, the leakage fluid dram has been seted up to tail gas treatment tank inner bottom, the fixed grafting of tail gas treatment tank inner top has the trachea, and the bottom is seted up in the tail gas treatment tank inner bottom and is convenient for can be with the unnecessary doctor solution of atomizer spun from crossing the leakage fluid dram outflow recycle, and the trachea is pegged graft at tail gas treatment tank inner top simultaneously, can be convenient for discharge tail gas into the inside processing use of tail gas treatment tank.

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

the utility model discloses an end installation inner tube in tail gas treatment tank to including intraductal a plurality of spiral speed reduction pipes of group that set up, at the intraductal even interval installation atomizer and baffle of spiral speed reduction, can be convenient for flow to a plurality of spiral speed reduction intraductal backs of group with gas dispersion, when the baffle through the inside setting of spiral speed reduction pipe cooperation carries out the deceleration to gas, spray through atomizer, when increasing the contact surface between gas and the doctor solution, the extension contact time improves desulfurization efficiency.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the spiral deceleration tube structure of the present invention;

fig. 3 is a schematic view of the structure of the insert board of the present invention.

In the figure: 1-a tail gas treatment tank; 2-a flow guide pipe; 3-an air inlet; 4-inner tube; 5-spiral deceleration tube; 6-a liquid discharge port; 7-air pipe; 8-exhaust port; 9-a dust removal box; 10-slot; 11-inserting plates; 12-an atomizing spray head; 13-a guide plate; 14-an air outlet; 15-limiting holes; 16-a limiting rod; 17-a slide plate; 18-a limit spring; 19-a chute; 20-a seal gasket; 21-a filter plate; 22-a sealing ring; 23-graphite adsorption plate.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Example 1

Referring to fig. 1, 2 and 3, the tail gas treatment equipment in the drawings comprises a tail gas treatment tank 1, and further comprises an inner tube 4 fixedly installed at the middle end in the tail gas treatment tank 1 for treating hydrogen sulfide tail gas, a spiral deceleration tube 5 is fixedly installed in the inner tube 4, a plurality of groups of spiral deceleration tubes 5 are arranged in the spiral deceleration tube 5, the top end of the spiral deceleration tube 5 penetrates through the top of the inner tube 4 and is provided with an air inlet 3, and the bottom end of the spiral deceleration tube 5 is hung at the bottom of the inner tube 4 and is provided with an air outlet 14.

It should be noted that: in this scheme, the tail gas treatment tank 1 of design is interior to be held and is set up inner tube 4, sets up a plurality of spiral speed reduction pipes of group 5 in inner tube 4, can be convenient for circulate and desulfurization treatment use in the tail gas dispersion to the spiral speed reduction pipe 5 of a plurality of groups in the tail gas treatment tank 1, reduces the volume of tail gas in each spiral speed reduction pipe of group 5, with tail gas dispersion treatment, the treatment effeciency is higher.

Referring to fig. 1, 2 and 3, the two side walls of the spiral deceleration pipe 5 are fixedly provided with the atomizer 12 and the guide plate 13, and the atomizer 12 and the guide plate 13 are uniformly provided with a plurality of groups at intervals.

It should be noted that: the atomizing nozzles 12 and the guide plate 13 are uniformly arranged on the two side walls in the designed spiral speed reducing pipe 5 at intervals, so that the tail gas circulating in the spiral speed reducing pipe 5 can be conveniently subjected to speed reduction by matching the atomizing nozzles 12 with the guide plate 13 and then is fully contacted with the desulfurization liquid sprayed by the atomizing nozzles 12 for use, and the desulfurization efficiency is higher;

it is worth noting that: in the use, tail gas passes through the trachea 7 and emits into in the tail gas treatment tank 1 after, dispersion through the draft tank is led and is sent to the top in the tail gas treatment tank 1 after, the tail gas dispersion flows into in a plurality of sets of spiral deceleration pipe 5 that set up in inner tube 4, baffle 13 that 5 inside walls of spiral deceleration pipe evenly spaced set up cooperates spiral deceleration pipe 5 to carry out the deceleration to the gas after the dispersion of inflow, simultaneously spray atomizing shower nozzle 12 and spray atomizing tail gas doctor solution, thereby after shunting and the deceleration tail gas, carry out the contact reaction between repetition and the doctor solution simultaneously, improve the efficiency to the gas velocity of flow deceleration, thereby improve contact time and the area between tail gas and the doctor solution, thereby handle the use, the treatment effeciency is higher.

Example 2

Referring to fig. 1, 2 and 3, in this embodiment, the exhaust outlet 8 is formed at one side of the bottom of the exhaust gas treatment tank 1 and connected to the interior of the dust removal box 9, and a filter plate 21 and a graphite adsorption plate 23 are detachably inserted into the interior of the dust removal box 9.

It should be noted that: exhaust port 8 is seted up to bottom one side in the tail gas treatment jar 1 of design and is connected the dust removal case 9 in, demountable installation filter 21 and graphite adsorption plate 23 in dust removal case 9 can be convenient for filter and adsorb the use to the position after handling, when keeping the cleanliness factor of the tail gas after handling, can be convenient for to the installation and the dismantlement of filter 21 and graphite adsorption plate 23.

In addition, referring to fig. 1, fig. 2 and fig. 3, a slot 10 is formed in one side of a dust removing box 9 in the figure, a limiting hole 15 is formed in each of two ends of the slot 10, a socket 11 is inserted into the slot 10, the socket 11 is fixedly mounted at the top ends of the filter plate 21 and the graphite adsorption plate 23, slide rails are formed in two ends of the surface of the socket 11, the inner side walls of the slide rails are fixedly connected with the bottom end of one side of a slide plate 17 through a limiting spring 18, the bottom end of the other side of the slide plate 17 is fixedly connected with the bottom end of a limiting rod 16, and the top end of the limiting rod 16 penetrates through the outer sides of two ends of the socket 11 and is inserted into the limiting hole 15.

It should be noted that: the design is that a slot 10 is arranged in a dust removal box 9, an inserting plate 11 which is arranged at the top ends of a filter plate 21 and a graphite adsorption plate 23 is inserted and connected in the slot 10, sliding grooves 19 are arranged at two ends in the inserting plate 11 and are connected with the bottom end of a sliding plate 17 through a limiting spring 18, and a limiting rod 16 arranged at the other side of the bottom end of the sliding plate 17 is inserted and connected in a limiting hole 15 arranged at the top end in the slot 10, so that the installed filter plate 21 and the installed graphite adsorption plate 23 can be conveniently installed and detached.

It is worth noting that: in the using process, the tail gas is discharged into the dust removing box 9 through the exhaust port 8 after being treated, the tail gas is filtered through the filter plate 21 arranged in the dust removing box 9, partial substances are adsorbed through the graphite adsorption plate 23, the tail gas can be discharged, the filter plate 21 and the graphite adsorption plate 23 need to be replaced or cleaned after being used for a period of time, when the filter plate is disassembled, the sliding plate 17 slides towards the middle end, the sliding plate 17 slides towards the bottom end in the sliding groove 19 and extrudes the limiting spring 18, the sliding plate 17 drives the limiting rod 16 to contract towards the two ends in the inserting plate 11, the filter plate 21 and the graphite adsorption plate 23 arranged on the inner side of the inserting plate 11 are disassembled and taken out, after the filter plate 21 and the graphite adsorption plate 23 are replaced, the filter plate 21 and the graphite adsorption plate 23 are inserted into the inserting groove 10 again, after the limiting spring 18 is extruded towards the sliding plate 17, the inserting plate 11 is completely inserted into the inserting groove 10, the limiting rod 16 reaches the position corresponding to the limiting hole 15, the sliding plate 17 is ejected out and the limiting spring 18 is ejected out and inserted into the limiting hole 15, and the filter plate 21 and the graphite adsorption plate 23 can be used after being fixedly installed.

Example 3

Referring to fig. 1, 2 and 3, in the present embodiment, for further explanation of other embodiments, a sealing ring 22 is fixedly adhered to the outer side of a filter plate 21 and the graphite adsorption plate 23 in the figure, a sealing gasket 20 is fixedly adhered to the inner side of the insertion plate 11, a flow guide pipe 2 is fixedly installed at the top end in the tail gas treatment tank 1, the flow guide pipe 2 is arranged in an inverted cone shape, a liquid discharge port 6 is formed at the inner bottom end of the tail gas treatment tank 1, and an air pipe 7 is fixedly inserted at the top end in the tail gas treatment tank 1.

It should be noted that: through the filter 21 and the graphite adsorption plate 23 outside adhesion sealing washer 22 of design, and at the sealed pad 20 of the inboard adhesion of picture peg 11, can be to picture peg 11 and slot 10 junction, agent filter 21 and graphite adsorption plate 23 and dust removal case 9 inside wall junction provide sealed protection, prevent that gas from oozing from the junction, the overhead mounting is the water conservancy diversion jar of back taper in the tail gas treatment jar 1, can be convenient for disperse the tail gas that flows into inside to top in the tail gas treatment jar 1, thereby the dispersion flows into and handles the use in a plurality of spiral deceleration tubes 5, 1 inner bottom end in the tail gas treatment jar is seted up leakage fluid dram 6 and can be convenient for follow the 6 outflow recycle of leakage fluid dram with atomizer 12 spun unnecessary desulfurization liquid, simultaneously at 1 inner top grafting trachea 7 in the tail gas treatment jar, can be convenient for arrange tail gas into 1 inside the processing use of tail gas treatment jar.

It is worth noting that: in order to facilitate the cleaning in the spiral deceleration pipe 5 and prevent the deposition of the gas, the angle of the guide plate 13 is slightly different from the angle of the inner side wall of the spiral deceleration pipe 5, so that the gas can be decelerated without causing the deposition of the gas and the aggregation of the sprayed desulfurization solution.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. An exhaust gas treatment apparatus comprising:

a tail gas treatment tank (1);

the method is characterized by also comprising the following steps of;

fixed mounting is used for handling hydrogen sulfide tail gas inner tube (4) of middle-end in tail gas treatment tank (1), fixed mounting has spiral deceleration pipe (5) in inner tube (4), spiral deceleration pipe (5) are provided with a plurality of groups, spiral deceleration pipe (5) top is run through inner tube (4) top has been seted up air inlet (3), spiral deceleration pipe (5) bottom is run through inner tube (4) bottom has been seted up gas outlet (14).

2. The exhaust gas treatment device according to claim 1, characterized in that: the spiral deceleration pipe (5) inner two side walls are fixedly provided with an atomizer (12) and a guide plate (13), and the atomizer (12) and the guide plate (13) are provided with a plurality of groups at uniform intervals.

3. The exhaust gas treatment device according to claim 1, characterized in that: exhaust port (8) have been seted up to bottom one side in tail gas treatment jar (1) and have been connected in dust removal case (9), can dismantle in dust removal case (9) and peg graft and have filter (21) and graphite adsorption plate (23).

4. The exhaust gas treatment device according to claim 3, characterized in that: slot (10) have been seted up to one side in dust removal case (9), spacing hole (15) have been seted up at both ends in slot (10), insert patch panel (11) in slot (10), insert panel (11) fixed mounting be in filter (21) with graphite adsorption plate (23) top, the slide rail has been seted up at picture peg (11) surface both ends, the slide rail inside wall passes through spacing spring (18) fixed connection slide (17) one side bottom, slide (17) opposite side bottom fixed connection gag lever post (16) bottom, gag lever post (16) top is run through picture peg (11) both ends outside and plug in spacing hole (15).

5. The exhaust gas treatment device according to claim 4, characterized in that: the filter plate (21) with graphite adsorption plate (23) outside fixed bonding has sealing washer (22), picture peg (11) inboard fixed bonding has sealed pad (20).

6. The exhaust gas treatment device according to claim 1, characterized in that: the top end fixed mounting has honeycomb duct (2) in tail gas treatment jar (1), honeycomb duct (2) set up and are the back taper.

7. The exhaust gas treatment device according to claim 1, characterized in that: the tail gas treatment tank is characterized in that a liquid discharge port (6) is formed in the inner bottom end of the tail gas treatment tank (1), and a gas pipe (7) is fixedly inserted into the inner top of the tail gas treatment tank (1).

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