CN220633719U - Acid mist absorbing device - Google Patents
Acid mist absorbing device Download PDFInfo
- Publication number
- CN220633719U CN220633719U CN202322156496.9U CN202322156496U CN220633719U CN 220633719 U CN220633719 U CN 220633719U CN 202322156496 U CN202322156496 U CN 202322156496U CN 220633719 U CN220633719 U CN 220633719U
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- Prior art keywords
- acid mist
- plate
- holes
- distribution pipe
- barrel
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- 239000002253 acid Substances 0.000 title claims abstract description 70
- 239000003595 mist Substances 0.000 title claims abstract description 66
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000007787 solid Substances 0.000 claims abstract description 19
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
- 239000002351 wastewater Substances 0.000 abstract description 11
- 239000008235 industrial water Substances 0.000 abstract description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 8
- 238000007789 sealing Methods 0.000 description 5
- 238000006386 neutralization reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012492 regenerant Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920011532 unplasticized polyvinyl chloride Polymers 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses an acid mist absorbing device, which belongs to industrial water treatment equipment, and aims to solve the technical problems of better absorbing volatilized acid mist, saving water and reducing wastewater discharge at the same time, and adopts the following technical scheme: the structure of the novel waste water treatment device comprises a barrel, wherein a cross gas distribution pipe is arranged at the middle position of the barrel, an acid mist gas inlet is formed in one end of the cross gas distribution pipe, a porous plate is arranged above the cross gas distribution pipe, a solid sodium hydroxide layer is arranged on the porous plate, a detachable top cover is arranged above the fixed sodium hydroxide layer, an exhaust port communicated with the barrel is formed in the middle position of the detachable top cover, a bottom plate is arranged at the bottom of the barrel, a water collecting plate is arranged above the bottom plate, the water collecting plate is obliquely arranged, and a waste water discharge port is formed in the joint of the water collecting plate and the inner side wall of the barrel.
Description
Technical Field
The utility model relates to industrial water treatment equipment, in particular to an acid mist absorbing device.
Background
Hydrochloric acid is frequently used as a mixed bed regenerant and a system adding agent in a desalted water and reclaimed water system in an industrial water treatment device, and because the hydrochloric acid has strong volatility, the acid mist absorber is used for absorbing acid mist discharged when an acid storage tank, an acid regeneration metering box and an acid dosing metering box enter acid, the acid mist is volatilized from top to bottom generally through PVC hollow fillers, and water above the acid mist is absorbed from top to bottom by a shower bath, and then is discharged to a wastewater tank through a waste liquid discharge pipe. Under normal conditions, even if hydrochloric acid is not introduced into the equipment, the hydrochloric acid volatilizes certain acid mist at a static normal temperature, and certain primary water is required to be used for dilution, so that wastewater is continuously generated, the wastewater treatment capacity of a later working section is increased, and the water treatment operation cost is increased.
Therefore, how to better absorb the volatilized acid mist, save water and reduce the discharge amount of wastewater is a technical problem to be solved at present.
Disclosure of Invention
The technical task of the utility model is to provide an acid mist absorbing device, which solves the problems of better absorbing volatilized acid mist, saving water and reducing the discharge amount of wastewater.
The technical task of the utility model is realized in the following manner, the acid mist absorbing device comprises a barrel, a cross-shaped air distribution pipe is arranged in the middle of the barrel, an acid mist air inlet is arranged at one end of the cross-shaped air distribution pipe, a porous plate is arranged above the cross-shaped air distribution pipe, a solid sodium hydroxide layer is arranged on the porous plate, a detachable top cover is arranged above the fixed sodium hydroxide layer, an air outlet communicated with the inside of the barrel is formed in the middle of the detachable top cover, a bottom plate is arranged at the bottom of the barrel, a water collecting plate is arranged above the bottom plate, the water collecting plate is obliquely arranged, and a waste liquid discharge port is arranged above the joint of the water collecting plate obliquely arranged and the inner side wall of the barrel.
Preferably, the porous plate is provided with a plurality of acid mist holes, the acid mist holes are circumferentially arrayed on the porous plate, the circumference of the acid mist holes is divided by the circumference of the size, the axes of the circumference of the acid mist holes are overlapped with the axes of the porous plate, and the acid mist holes on the circumference of the acid mist holes are distributed in a descending manner, namely, the acid mist holes are scattered outwards from the circle of the porous plate.
Preferably, the cross-shaped air distribution pipe is provided with a plurality of air penetrating holes and drain holes.
More preferably, the layout of the air penetrating holes and the water draining holes is specifically as follows: the cross-shaped gas distribution pipe is used as the center, gas penetrating holes are uniformly distributed on the pipe wall of the cross-shaped gas distribution pipe, the aperture center distance between two adjacent gas penetrating holes is 2cm-3cm, the drain holes are positioned at the lowest part of the cross-shaped gas distribution pipe, the aperture center distance between the drain holes is 4cm-5cm, and the diameter of the gas distribution pipe is 0.5-1cm.
Preferably, the water collecting plate is obliquely arranged on the inner side wall of the cylinder body at an angle of 30 degrees.
Preferably, a supporting plate is arranged on the inner side wall of the upper position of the middle part of the cylinder body, the supporting plate is positioned above the cross-shaped air distribution pipe, and the porous plate is placed on the supporting plate.
Preferably, the support plate and the porous plate are made of glass fiber reinforced plastic.
Preferably, a pressure relief hole is formed in the middle of the barrel and located below the middle of the barrel, and the pressure relief hole is located between the bottom plate and the water collecting plate.
The acid mist absorbing device of the utility model has the following advantages:
the utility model changes the original water absorption method into the neutralization absorption method, adopts sodium hydroxide solid as auxiliary filler at the upper part, better absorbs volatilized acid mist, saves water and can reduce certain wastewater discharge;
the utility model does not need to spray water, namely does not need to use water as an absorption water source, does not generate continuous waste water, only intermittently generates a small amount of neutralization liquid, and after the sodium hydroxide reaction of the packing layer is consumed, the top cover of the device is opened, and new solids are added after the device is washed with a small amount of water;
the equipment is simple, the operation is convenient, only the neutralization solid is needed to be added, and the dry process does not produce secondary pollution;
and fourthly, the porous plate and the supporting plate are made of PPR glass fiber reinforced plastics, so that the porous plate and the supporting plate are more suitable for indoor and outdoor use, and the outdoor environment is ageing-resistant compared with UPVC materials. The water collecting plate is matched, so that water is not easy to store, and freezing is not easy to occur in winter;
the pressure relief holes are formed in the sealing area, so that pressure is prevented from being generated when the sealing area is dried at a high temperature in summer, and the pressure in the sealing area is emptied, namely, the sealing space is prevented from being generated when the sealing space is dried again, and the safety is influenced;
the utility model adopts the contact absorption mode of gas and alkaline solid particles to achieve the aim of removing acid mist, the amount of generated wastewater is very small and negligible, and the equipment is simple and can be disassembled, and the maintenance and the feeding are convenient;
the utility model does not use electricity, water and only flaky NaON solid for absorption, reduces the water consumption to the minimum, and adds new flaky solid for absorption after the absorption fails;
the porous plate is placed on the supporting plate, and the upper side of the porous plate is filled with materials, so that the porous plate is convenient to detach;
the acid mist holes on the porous plate are distributed in a ring shape, the thickness of the whole plate is not less than 12mm, the diameter of each hole is 10mm, the center distance of the holes is about 30mm, and the acid mist can be uniformly distributed to each hole point when moving upwards;
(ten) the water collecting plate of the utility model directly discharges the neutralized water to the cylinder body by the inclination mode of 30 degrees without accumulating water generated by reaction;
and (eleven) the solid sodium hydroxide layer and the porous plate layer of the utility model are 15cm in total, the thickness of the porous plate is 12mm, the diameter of acid mist holes on the porous plate is 10mm, the solid sodium hydroxide layer is divided into two parts, the bottom of the solid sodium hydroxide layer is a layer of 3cm hollow filling balls, and the upper layer of the solid sodium hydroxide layer is 12cm flaky sodium hydroxide, thereby being favorable for uniformly distributing and absorbing solid phase and gas phase.
Therefore, the utility model has the characteristics of reasonable design, simple structure, easy processing, small volume, convenient use, multiple purposes, and the like, thereby having good popularization and use values.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the structure of an acid mist absorbing device;
FIG. 2 is a view from direction A of FIG. 1;
FIG. 3 is a schematic diagram of a porous plate;
FIG. 4 is a schematic structural view of the arrangement of the air holes on the cross-shaped air distribution pipe;
fig. 5 is a schematic structural diagram of drainage hole arrangement on a cross-shaped gas distribution pipe.
In the figure: 1. barrel, 2, cross gas distribution pipe, 3, acid mist air inlet, 4, perforated plate, 5, solid sodium hydroxide layer, 6, detachable top cap, 7, gas vent, 8, bottom plate, 9, receipts water board, 10, waste liquid discharge port, 11, acid mist hole, 12, wearing gas hole, 13, wash port, 14, backup pad, 15, pressure release hole.
Detailed Description
An acid mist absorbing device of the present utility model is described in detail below with reference to the drawings and specific examples of the specification.
In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, only for convenience in describing the present utility model and simplifying the description. Rather than indicating or implying that the apparatus or elements herein referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Examples:
the embodiment provides an acid mist absorbing device, its structure includes barrel 1, cross gas distribution pipe 2 is installed to barrel 1 middle part position, cross gas distribution pipe 2 one end is equipped with acid mist air inlet 3, perforated plate 4 is installed to cross gas distribution pipe 2 top, solid sodium hydroxide layer 5 has been placed on the perforated plate 4, detachable top cap 6 is installed to fixed sodium hydroxide layer 5 top, gas vent 7 that communicates with barrel 1 is seted up to detachable top cap 6 middle part position, bottom plate 8 is installed to barrel 1 bottom, water receiving plate 9 is installed to bottom plate 8 top, water receiving plate 9 slope sets up, waste liquid discharge port 10 has been seted up to the top of water receiving plate 9 and barrel 1 inside wall junction that the slope set up.
The perforated plate 4 in this embodiment is provided with a plurality of acid mist holes 11, the acid mist holes 11 are circumferentially arrayed on the perforated plate, the circumference of the array of the acid mist holes 11 is divided by the circumference of the size, the axes of the circumference of the array of the acid mist holes 11 are all coincident with the axes of the perforated plate 4, the acid mist holes 11 on the circumference of the array of the acid mist holes 11 are distributed in a decreasing manner, i.e. the acid mist holes 11 are distributed in a scattering manner from the circle of the perforated plate 4 outwards.
The acid mist holes 11 in the embodiment are distributed in a ring shape by scattering, the thickness of the whole plate is not less than 12mm, the diameter of each acid mist hole is 10mm, the center-to-center distance of the acid mist holes is about 30mm, and the acid mist can be uniformly distributed to each hole point when moving upwards.
The cross-shaped air distribution pipe 2 in the embodiment is provided with a plurality of air penetrating holes 12 and water draining holes 13. The layout of the air penetration holes 12 and the drain holes 13 is specifically as follows: the cross section of the cross-shaped gas distribution pipe 2 is taken as the center, gas penetrating holes 12 are uniformly distributed on the pipe wall of the cross-shaped gas distribution pipe 2, the aperture center distance between every two adjacent gas penetrating holes 12 is 2cm-3cm, a drain hole 13 is positioned at the lowest part of the cross-shaped gas distribution pipe 2, the aperture center distance between the drain holes 13 is 4cm-5cm, and the diameter of the cross-shaped gas distribution pipe 2 is 0.5 cm-1 cm.
The water receiving plate 9 in the embodiment is obliquely arranged on the inner side wall of the cylinder body 1 at an angle of 30 degrees.
A supporting plate 14 is arranged on the inner side wall of the middle part of the cylinder body 1 in the embodiment, and the supporting plate 14 is in paste connection with the inner side wall of the cylinder body 1; the support plate 14 is located above the cross-shaped gas distribution pipe 2, and the porous plate 4 is placed on the support plate 14.
The support plate 14 and the porous plate 4 in this embodiment are made of glass fiber reinforced plastic.
In this embodiment, a pressure relief hole 15 is provided in a position below the middle of the cylinder 1, and the pressure relief hole 15 is located between the bottom plate 8 and the water receiving plate 9.
The working process of this embodiment is specifically as follows:
s1, equipment: the cylinder body 1, the porous plate 4 and the supporting plate 14 are all made of PPR glass fiber reinforced plastics.
S2, preparing materials: a99% sheet-like solid sodium hydroxide layer 5 was placed on a perforated plate 4 (containing a layer of hollow spheres of 3 cm).
S3, neutralization: the volatilized water vapor acid mist enters the cylinder body from the acid mist air inlet 3, volatilizes upwards through the cross gas distribution pipe 2, and is neutralized and absorbed with the solid sodium hydroxide layer 5 to generate water and NaCI, and a small amount of water flows to the water receiving plate through the acid mist holes 11 of the porous plate and is discharged to the wastewater tank through the waste liquid discharge port 10.
S4, according to the acid mist absorption condition, the detachable top cover 6 is taken down periodically, and new flaky sodium hydroxide solids are reloaded.
S5, after a small amount of water is used for flushing the salt on the porous plate 4 and the cross-shaped gas distribution pipe 2 periodically, the salt is discharged to a wastewater tank through a waste liquid discharge port.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. The utility model provides an acid mist absorbing device, a serial communication port, the device includes the barrel, barrel middle part position is provided with cross gas distribution pipe, cross gas distribution pipe one end is provided with the acid mist air inlet, cross gas distribution pipe top is provided with the perforated plate, be provided with solid sodium hydroxide layer on the perforated plate, solid sodium hydroxide layer top is provided with detachable top cap, the gas vent that communicates with in the barrel has been seted up to detachable top cap middle part position, the barrel bottom is provided with the bottom plate, the bottom plate top is provided with receipts water plate, it sets up to receive the water plate slope, the top of receipts water plate and barrel inside wall junction that the slope set up is provided with the waste liquid discharge port.
2. The acid mist absorbing device according to claim 1, wherein the porous plate is provided with a plurality of acid mist holes, the acid mist holes are circumferentially arrayed on the porous plate, the circumference of the acid mist holes is divided by the circumference of the size, the axes of the circumference of the acid mist holes are coincident with the axes of the porous plate, and the acid mist holes on the circumference of the acid mist holes are progressively distributed, namely, the acid mist holes are scattered outwards from the circle of the porous plate.
3. The acid mist absorbing device according to claim 1, wherein a plurality of air penetrating holes and water draining holes are formed in the cross-shaped air distribution pipe.
4. The acid mist absorbing device according to claim 3, wherein the arrangement of the air passing holes and the water discharging holes is specifically: the cross-shaped gas distribution pipe is used as the center, gas penetrating holes are uniformly distributed on the pipe wall of the cross-shaped gas distribution pipe, the aperture center distance between two adjacent gas penetrating holes is 2cm-3cm, the drain holes are positioned at the lowest part of the cross-shaped gas distribution pipe, the aperture center distance between the drain holes is 4cm-5cm, and the diameter of the gas distribution pipe is 0.5-1cm.
5. The acid mist absorbing device according to claim 1, characterized in that the water receiving plate is arranged on the inner side wall of the cylinder in a 30-degree inclination.
6. The acid mist absorbing device according to claim 1, wherein a supporting plate is provided on an inner side wall of the upper portion of the middle of the cylinder body, the supporting plate is located above the cross-shaped gas distribution pipe, and the porous plate is placed on the supporting plate.
7. The acid mist absorbing device as recited in claim 6, wherein the support plate and the porous plate are each made of glass fiber reinforced plastic.
8. The acid mist absorbing device according to claim 1, wherein a pressure relief hole is formed in a position, which is located below the middle of the cylinder, and the pressure relief hole is located between the bottom plate and the water receiving plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322156496.9U CN220633719U (en) | 2023-08-11 | 2023-08-11 | Acid mist absorbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322156496.9U CN220633719U (en) | 2023-08-11 | 2023-08-11 | Acid mist absorbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220633719U true CN220633719U (en) | 2024-03-22 |
Family
ID=90290033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322156496.9U Active CN220633719U (en) | 2023-08-11 | 2023-08-11 | Acid mist absorbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220633719U (en) |
-
2023
- 2023-08-11 CN CN202322156496.9U patent/CN220633719U/en active Active
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