CN113041795A - Gas absorption treatment device - Google Patents
Gas absorption treatment device Download PDFInfo
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- CN113041795A CN113041795A CN202110266285.3A CN202110266285A CN113041795A CN 113041795 A CN113041795 A CN 113041795A CN 202110266285 A CN202110266285 A CN 202110266285A CN 113041795 A CN113041795 A CN 113041795A
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 395
- 239000006096 absorbing agent Substances 0.000 claims abstract description 71
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 146
- 239000002699 waste material Substances 0.000 claims description 44
- 230000002265 prevention Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 231100000331 toxic Toxicity 0.000 abstract description 7
- 230000002588 toxic effect Effects 0.000 abstract description 7
- 239000007789 gas Substances 0.000 description 123
- 239000002250 absorbent Substances 0.000 description 24
- 230000002745 absorbent Effects 0.000 description 24
- 239000000306 component Substances 0.000 description 15
- 238000007789 sealing Methods 0.000 description 13
- 238000004140 cleaning Methods 0.000 description 11
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- 230000002378 acidificating effect Effects 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229910052729 chemical element Inorganic materials 0.000 description 3
- 239000012153 distilled water Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000001502 supplementing effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
Abstract
The invention provides a gas absorption treatment device applied to the technical field of harmful gas or interference gas absorption treatment, wherein an absorption tank cover (102) is arranged at the upper part of an absorption tank (101) of the gas absorption treatment device, a gas inlet guide pipe (202) at the upper part of an absorber (201) penetrates through the absorption tank cover (102) and extends to the outside of the absorption tank (102), gas outlet holes (204) which are uniformly distributed are formed in the lower surface of an absorption chamber (203), a gas outlet guide pipe (108) is arranged on the absorption tank cover (102), a support rod (103) is arranged on the absorption tank cover (102), a height regulator (104) is arranged on the support rod (103), and the height regulator (104) is connected with the gas inlet guide pipe (202) through a fastening clamp (105) Alkaline, toxic and harmful gas absorption, high absorption efficiency and real-time guarantee of absorption effect.
Description
Technical Field
The invention belongs to the technical field of harmful gas or interference gas absorption treatment, and particularly relates to a gas absorption treatment device.
Background
The multipurpose gas absorption device is mainly used for the following aspects: first, in a quantitative analysis test of a part of chemical elements, when fragments of a sample are dissolved in an open beaker in a fume hood in a conventional manner, a relatively concentrated nitrogen oxide gas is generated to escape, which may cause a part of the analyzed chemical elements to be lost, and finally, accuracy of an analysis result of the chemical elements is affected, resulting in a small detection result. Second, a large amount of harmful gases may be generated during chemical testing if they are exhausted directly from the laboratory through an iso-exhaust system. The discharged harmful gases can affect the environment around the laboratory, pollute the atmosphere, harm the health of testers and personnel around the laboratory, do not meet the requirements of environmental protection and development of green low-carbon economy, and need to be treated. Thirdly, during the chemical test, the generated gas product needs to be purified sometimes, and the chemical reagent is used to absorb the redundant interfering gas components in the gas product, so as to obtain the gas product with higher purity. Fourthly, the tail gas of the automobile and the ship is purified, and various absorption liquids are used for removing toxic and harmful gases generated in gas products to realize purification treatment, so that the emission of various toxic and harmful gases in the tail gas of the automobile and the ship is reduced.
The large and medium-sized laboratory usually adopts absorption tower, spray set etc. to carry out gas absorption processing, but these gas absorption processing apparatus manufacturing cost and use cost are higher relatively, and the complicated area that occupies of structure is big, is difficult to remove, and use cost is higher, and the energy consumption is more, and each subassembly is connected complicatedly, and inconvenient dismantlement, installation and washing are in more application great-scale chemical reaction, so in the small-size chemical laboratory of using seldom. The simple gas absorption treatment device is low in absorption efficiency, poor in tightness and incapable of guaranteeing the absorption effect in real time, so that harmful gas generated by a plurality of small tests is directly discharged into the air without being treated, the harm is generated to the surrounding environment and the physical health of testers, and the requirements of an environment protection and occupational health safety management system are not met.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: aiming at the defects that a large-sized gas absorption device in the prior art has relatively high manufacturing cost and use cost, a complex structure, large floor area, difficulty in moving, high use cost, more energy consumption, complicated connection of all components, and inconvenience in disassembly, installation and cleaning; the gas absorption treatment device has the advantages of simple structure, convenience in operation, disassembly and assembly, convenience in cleaning, low cost, wide applicability, high absorption efficiency and capability of guaranteeing the absorption effect in real time, and is suitable for absorption of most acidic, alkaline, toxic and harmful gases. The device can also be used as a core component of a large-scale gas absorption device.
To solve the technical problems, the invention adopts the technical scheme that:
the invention relates to a gas absorption treatment device, which comprises an absorption tank 101, wherein an absorption tank cover 102 is arranged at the upper part of the absorption tank 101, a gas inlet guide pipe 202 at the upper part of an absorber 201 penetrates through the absorption tank cover 102 and extends to the outside of the absorption tank 102, an absorption chamber 203 at the lower part of the absorber 201 extends into absorption liquid 401 in the absorption tank 101, gas outlet holes 204 which are uniformly distributed are arranged on the lower surface of the absorption chamber 203, a gas outlet guide pipe 108 is arranged on the absorption tank cover 102, a support rod 103 is arranged on the absorption tank cover 102, a height regulator 104 is arranged on the support rod 103, and the height regulator 104 is connected with the gas inlet guide pipe 202 through a fastening clamp 105.
A waste absorption liquid discharge pipe 304 is arranged at the side surface of the absorption tank 101 close to the lower part, and a waste absorption liquid discharge valve 303 is arranged on the waste absorption liquid discharge pipe 304; an absorption liquid level adjusting pipe 302 is arranged at the position, close to the middle, of the side surface of the absorption tank 101, and an absorption liquid level adjusting valve 301 is arranged on the absorption liquid level adjusting pipe 302.
The absorption chamber 203 at the lower part of the absorber 201 is in a semi-sphere or cone structure, and the absorption chamber 203 is in a structure with the section size gradually increasing from the upper part to the lower part.
When the absorption chamber 203 at the lower part of the absorber 201 extends into the absorption liquid 401 in the absorption tank 101, the bottom of the absorption chamber 203 provided with the gas outlet 204 is lower than the height of the opening part of the absorption liquid level adjusting pipe 302, and the gas outlet 204 is positioned below the liquid level 402 of the absorption liquid.
The air inlet duct 202 of the absorber 201 is arranged at the upper part of the absorber 202, the absorption chamber 203 is arranged at the lower part of the absorber 202, and the absorption chamber 203 has a reverse suction prevention function and prevents the absorption liquid from being sucked back from the air inlet duct 202.
In the initial stage of gas absorption to be absorbed, when the pressure of the gas to be absorbed is higher, the gas to be absorbed is ejected from the gas outlet 204 at the bottom of the absorption chamber 203 under the action of pressure, the gas to be absorbed is broken into a plurality of bubbles, the bubbles enter the absorption liquid at the bottom under the action of inertia and float on the surface of the absorption liquid, the absorption liquid 401 is stirred in the process, the contact surface and the absorption time of the gas to be absorbed and the absorption liquid are increased, the absorption speed is further accelerated, the absorption efficiency is improved, and the real-time absorption effect of the absorption liquid is enhanced.
In the gas absorption treatment device, at the final stage of absorption of the gas to be absorbed, when the pressure of the gas to be treated is low, the absorption liquid enters the conical absorption chamber 203 to absorb the gas to be treated, and at the moment, the absorber 201 also serves as a back suction prevention device to prevent the absorption liquid from being sucked back from the gas inlet conduit 202.
The absorption tank cover 102 is provided with a plurality of absorbers 201, the air inlet duct 202 of each absorber 201 is respectively connected with a corresponding fastening clip 105, each fastening clip 105 is connected with a corresponding height adjuster 104 on the support rod 103, and the absorption chamber 203 of each absorber 201 is of a semi-sphere or cone structure.
The gas absorption treatment device comprises a plurality of groups of absorption tanks 101 and a plurality of groups of absorbers 201, wherein the absorption tank cover 102 of the first group of absorption tanks 101 is communicated with the absorption tank cover 102 of the second group of absorption tanks 101 through a communication pipe I504, the absorption tank cover 102 of the second group of absorption tanks 101 is communicated with the absorption tank cover 102 of the third group of absorption tanks 101 through a communication pipe II 505, and the third group of absorption tanks 101 are provided with gas outlet conduits 108. The 3 groups of absorption tanks are only examples, and 2 absorption tanks or more than 3 absorption tanks can be arranged according to the needs.
In the gas absorption treatment device of the present invention, the three groups of absorption tanks are only examples, and according to actual needs, the gas absorption treatment device can be further configured to have a structure of two absorption tanks or a structure of more than three absorption tanks.
When the gas absorption treatment device comprises a plurality of groups of absorption tanks 101 and a plurality of groups of absorbers 201, the absorption tank cover 102 of each group of absorption tanks 101 is respectively provided with a support rod 103, each support rod 103 is provided with a height adjuster 104, and the height adjuster 104 on each support rod 103 is connected with an air inlet conduit 202 of one absorber 201 through a fastening clamp 105.
By adopting the technical scheme of the invention, the following beneficial effects can be obtained:
when the gas absorption treatment device is used for absorbing gas to be absorbed, firstly, the absorption tank cover 102 is screwed, the gas absorption treatment device is placed on a horizontal table, the sealing plug 107 is pulled off, and sufficient absorption liquid is added into the absorption tank 101 through the absorption liquid supplementing hole 106, so that the height of the absorption liquid at least exceeds the absorption liquid level adjusting pipe 302. The height of the bottom of the absorber 201 is indirectly adjusted by adjusting the height adjuster 104 on the support bar 103, and thus the height of the fastening clip 105. The bottom of the absorber 201 is ensured to be slightly lower than the height of the opening part of the absorption liquid level adjusting pipe 302, so that the bottom of the absorber 201 is ensured to be slightly lower than the liquid level of the absorption liquid and is always immersed in the absorption liquid when the absorption liquid is filled, and the plurality of fine uniformly distributed circular air outlets 204 are all positioned below the liquid level of the absorption liquid. The absorption liquid level control valve 301 in the absorption liquid level control pipe 302 is opened, and excess absorption liquid is discharged from the absorption liquid level control pipe 302. Plugging the sealing plug 107. Introducing gas to be absorbed. And the gas to be absorbed enters the absorption tank from the gas inlet guide pipe, passes through the absorption liquid and is discharged from the gas outlet guide pipe to be subjected to gas absorption treatment. After the gas absorption treatment is completed, the waste absorbent discharge valve 303 provided in the waste absorbent discharge pipe 304 is opened to discharge the waste absorbent from the waste absorbent discharge pipe 304, and the upper waste absorbent discharge valve 303 is closed. The cover 102 is unscrewed or the sealing plug 107 is pulled off, the absorption vessel 101 is cleaned by injecting clean water or distilled water from the absorption liquid replenishing hole 106, the waste absorption liquid discharge valve 303 is opened, the waste cleaning liquid is discharged from the waste absorption liquid discharge pipe 304, and the waste absorption liquid discharge valve 303 is closed. And cleaning for several times until the gas absorption treatment device is cleaned. The gas absorption treatment device provided by the invention has the advantages of simple structure, convenience in operation, disassembly and assembly, convenience in cleaning, low cost, wide applicability, high absorption efficiency and capability of ensuring the absorption effect in real time, and is suitable for absorbing most of acidic, alkaline, toxic and harmful gases.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
FIG. 1 is a schematic structural view of an embodiment of a gas absorption treatment device according to the present invention, in which an absorption chamber of an absorber is a hemispherical structure;
FIG. 2 is a schematic structural view of an embodiment of the gas absorption treatment apparatus according to the present invention in which an absorption chamber of an absorber is a cone structure;
FIG. 3 is a schematic structural view of an absorber chamber of an absorber of the gas absorption treatment device according to the present invention, which is a hemispherical structure;
FIG. 4 is a schematic structural view of an absorption chamber of an absorber of the gas absorption treatment device according to the present invention, which has a cone structure;
FIG. 5 is a schematic structural view of a gas absorption treatment apparatus according to embodiment 2 of the present invention;
FIG. 6 is a schematic structural view of a gas absorption treatment apparatus according to embodiment 3 of the present invention;
FIG. 7 is a schematic structural view of a gas absorption treatment apparatus according to embodiment 4 of the present invention;
FIG. 8 is a schematic structural view of a gas absorption treatment apparatus according to embodiment 5 of the present invention;
FIG. 9 is a schematic structural view of a gas absorption treatment apparatus according to embodiment 6 of the present invention;
in the drawings, the reference numbers are respectively: 101. an absorption tank; 102. an absorbent canister cover; 103. a support rod; 104. a height adjuster; 105. a fastening clip; 106. an absorption liquid replenishing hole; 107. a sealing plug; 108. an air outlet duct; 201. an absorber; 202. an air intake duct; 203. an absorption chamber; 204. an air outlet; 301. an absorption liquid level regulating valve; 302. a liquid level adjusting pipe for the absorption liquid; 303. a waste absorption liquid discharge valve; 304. a waste absorption liquid discharge pipe; 401. an absorption liquid; 501. a jar; 502. a rubber stopper; 503. a glass conduit; 504. a communicating pipe I; 505. and a communicating pipe II.
Detailed Description
The following detailed description of the embodiments of the present invention, such as the shapes and structures of the components, the mutual positions and connection relations among the components, the functions and operation principles of the components, will be made by referring to the accompanying drawings and the description of the embodiments:
as shown in fig. 1 to 4, the present invention is a gas absorption treatment apparatus, which includes an absorption tank 101, an absorption tank cover 102 is disposed on an upper portion of the absorption tank 101, an inlet duct 202 on an upper portion of an absorber 201 extends to an outside of the absorption tank 102 through the absorption tank cover 102, an absorption chamber 203 on a lower portion of the absorber 201 extends into an absorption liquid 401 in the absorption tank 101, gas outlet holes 204 are uniformly disposed on a lower surface of the absorption chamber 203, an outlet duct 108 is disposed on the absorption tank cover 102, a support rod 103 is disposed on the absorption tank cover 102, a height adjuster 104 is disposed on the support rod 103, and the height adjuster 104 is connected to the inlet duct 202 through a fastening clip 105. In the above-described configuration, when the gas absorption treatment is performed, the absorption tank cover 102 is first tightened, the gas absorption treatment apparatus is placed on a horizontal table, the sealing plug 107 is pulled off, and a sufficient amount of absorption liquid is added to the absorption tank 101 through the absorption liquid replenishment hole 106, thereby ensuring that the height of the absorption liquid at least exceeds the absorption liquid level adjustment pipe 302. The height of the bottom of the absorber 201 is indirectly adjusted by adjusting the height adjuster 104 on the support bar 103, and thus the height of the fastening clip 105. The bottom of the absorber 201 is ensured to be slightly lower than the height of the opening part of the absorption liquid level adjusting pipe 302, so that the bottom of the absorber 201 is ensured to be slightly lower than the liquid level of the absorption liquid and is always immersed in the absorption liquid when the absorption liquid is filled, and the plurality of fine uniformly distributed circular air outlets 204 are all positioned below the liquid level of the absorption liquid. The absorption liquid level control valve 301 in the absorption liquid level control pipe 302 is opened, and excess absorption liquid is discharged from the absorption liquid level control pipe 302. Plugging the sealing plug 107. Introducing gas to be absorbed. And the gas to be absorbed enters the absorption tank from the gas inlet guide pipe, passes through the absorption liquid and is discharged from the gas outlet guide pipe to be subjected to gas absorption treatment. After the gas absorption treatment is completed, the waste absorbent discharge valve 303 provided in the waste absorbent discharge pipe 304 is opened to discharge the waste absorbent from the waste absorbent discharge pipe 304, and the upper waste absorbent discharge valve 303 is closed. The cover 102 is unscrewed or the sealing plug 107 is pulled off, the absorption vessel 101 is cleaned by injecting clean water or distilled water from the absorption liquid replenishing hole 106, the waste absorption liquid discharge valve 303 is opened, the waste cleaning liquid is discharged from the waste absorption liquid discharge pipe 304, and the waste absorption liquid discharge valve 303 is closed. And cleaning for several times until the gas absorption treatment device is cleaned. The gas absorption treatment device provided by the invention has the advantages of simple structure, convenience in operation, disassembly and assembly, convenience in cleaning, low cost, wide applicability, high absorption efficiency and capability of ensuring the absorption effect in real time, and is suitable for absorbing most of acidic, alkaline, toxic and harmful gases.
A waste absorption liquid discharge pipe 304 is arranged at the side surface of the absorption tank 101 close to the lower part, and a waste absorption liquid discharge valve 303 is arranged on the waste absorption liquid discharge pipe 304; an absorption liquid level adjusting pipe 302 is arranged at the position, close to the middle, of the side surface of the absorption tank 101, and an absorption liquid level adjusting valve 301 is arranged on the absorption liquid level adjusting pipe 302. The absorption chamber 203 at the lower part of the absorber 201 is in a semi-sphere or cone structure, and the absorption chamber 203 is in a structure with the section size gradually increasing from the upper part to the lower part. When the absorption chamber 203 at the lower part of the absorber 201 extends into the absorption liquid 401 in the absorption tank 101, the bottom of the absorption chamber 203 provided with the air outlet 204 is set to be lower than the height of the opening part of the absorption liquid level adjusting pipe 302, and the air outlet 204 is all positioned below the liquid level of the absorption liquid. The intake duct 202 of the absorber 201 is disposed at the upper part of the absorber 201, the absorption chamber 203 is disposed at the lower part of the absorber 201, and the absorption chamber 203 has a suck-back preventing function to prevent the suck-back of the absorption liquid from the intake duct 202.
In the initial stage of gas absorption to be absorbed, when the pressure of the gas to be absorbed is higher, the gas to be absorbed is ejected from the gas outlet 204 at the bottom of the absorption chamber 203 under the action of pressure, the gas to be absorbed is broken into a plurality of bubbles, the bubbles enter the absorption liquid at the bottom under the action of inertia and float on the surface of the absorption liquid, the absorption liquid 401 is stirred in the process, the contact surface and the absorption time of the gas to be absorbed and the absorption liquid are increased, the absorption speed is further accelerated, the absorption efficiency is improved, and the real-time absorption effect of the absorption liquid is enhanced.
In the gas absorption treatment device, at the final stage of absorption of the gas to be absorbed, when the pressure of the gas to be treated is low, the absorption liquid enters the conical absorption chamber 203 to absorb the gas to be treated, and at the moment, the absorber 201 also serves as a back suction prevention device to prevent the absorption liquid from being sucked back from the gas inlet conduit 202.
As shown in fig. 5, a plurality of absorbers 201 are arranged on the absorber tank cover 102, the air inlet duct 202 of each absorber 201 is respectively connected with a corresponding fastening clip 105, each fastening clip 105 is connected with a corresponding height adjuster 104 on the support rod 103, and the absorption chamber 203 of the absorber 201 is in a hemispherical or conical structure.
As shown in fig. 6, the gas absorption treatment device comprises a plurality of sets of absorption tanks 101 and a plurality of sets of absorbers 201, wherein the absorption tank cover 102 of the first set of absorption tanks 101 is communicated with the absorption tank cover 102 of the second set of absorption tanks 101 through a communication pipe i 504, the absorption tank cover 102 of the second set of absorption tanks 101 is communicated with the absorption tank cover 102 of the third set of absorption tanks 101 through a communication pipe ii 505, and the third set of absorption tanks 101 are provided with gas outlet conduits 108. When the gas absorption treatment device comprises a plurality of groups of absorption tanks 101 and a plurality of groups of absorbers 201, the absorption tank cover 102 of each group of absorption tanks 101 is respectively provided with a support rod 103, each support rod 103 is provided with a height adjuster 104, and the height adjuster 104 on each support rod 103 is connected with an air inlet conduit 202 of one absorber 201 through a fastening clamp 105.
In the gas absorption treatment apparatus of the present invention, the canister 101 is a container of the gas absorption treatment apparatus. The absorption tank cover 102 is positioned at the top end of the absorption tank 101, and a sealing ring and a thread structure are arranged in the absorption tank cover 102 and can be detached, so that the inside of the absorption tank 101 is convenient to clean. The air outlet pipe 108 and the support rod 103 are arranged on the absorption tank cover 102. The absorber 201 is a structure with a hemispherical or conical bottom, and is a core device of the gas absorption device. The absorber 201 is divided into an intake duct 202, an absorption chamber 203, and a plurality of fine uniformly distributed circular outlet holes 204 arranged at the bottom. The absorption chamber 203 has a suck back prevention function to prevent the absorption liquid from being sucked back from the intake duct 202. The absorber with the absorption chamber in a hemispherical structure has larger space relative to the absorber 201 with the absorption chamber in a cone, the material is saved under the condition of the same volume, and the suck-back prevention effect is better.
The rack bar 103 is disposed on the absorbent canister cover 102. The height adjuster 104 is provided on the rack bar 103 to be movable up and down along the rack bar 103. A fastening clip 105 is provided at the end of the height adjuster 104. The fastening clip 105 clamps the intake duct on the upper part of the absorber 201, and the height of the fastening clip 105 is adjusted by adjusting the height adjuster 104 on the support rod 103, and the height of the bottom of the absorber 201 can be indirectly adjusted. The bottom of the absorber 201 is ensured to be slightly lower than the height of the opening part of the absorption liquid level adjusting pipe 302, so that the bottom of the absorber 201 is ensured to be slightly lower than the liquid level of the absorption liquid and is always immersed in the absorption liquid when the absorption liquid is filled, and the air outlet holes 204 are all positioned below the liquid level of the absorption liquid. The absorption liquid replenishing hole 106 is provided in the canister cover 102, and the canister 101 is securely sealed by a sealing plug 107. In operation, the sealing plug 107 is pulled out, and the absorbent is replenished into the canister 101 through the absorbent replenishment hole 106. The absorption liquid level adjusting pipe 302 is arranged in the middle of the absorption tank 101, the absorption liquid level adjusting valve 301 is arranged on the absorption liquid level adjusting pipe 302, and the discharge of the redundant absorption liquid is controlled by the absorption liquid level adjusting valve 301. The absorption liquid level does not need to be adjusted manually, the operation mode is simple, and the labor cost and the time cost are saved. A waste absorbent discharge pipe 304 is provided at the bottom of the canister 101, and a waste absorbent discharge valve 303 is provided on the waste absorbent discharge pipe 304, and the discharge of the waste absorbent is controlled by the waste absorbent discharge valve 303. Waste absorption liquid does not need to be poured manually, the operation mode is simple, and the labor cost and the time cost are saved.
Fig. 1-4 show a description of the structure of embodiment 1 of the apparatus of the present invention.
As shown in fig. 5, as example 2, the gas absorption treatment apparatus formed an absorption treatment apparatus having a multi-component gas absorption treatment function. When the mixed gas containing multiple harmful components or interference components needs to be treated, the combined structure can be adopted, multiple groups of devices are arranged, and the multiple harmful components or interference components are sequentially absorbed and treated by matching with different absorption liquids.
As shown in fig. 6, as an embodiment 3, the gas absorption treatment device is formed by adding two or more hemisphere absorption devices or cone absorption devices in the previous embodiment 1, and forms a device capable of performing absorption treatment on a large amount of gas to be absorbed at one time.
As shown in fig. 7, as an example 4, the gas absorption treatment apparatus described above is a simplified version of the hemispherical absorption apparatus of example 1, and is a simple gas absorption treatment apparatus obtained by splicing a core unit absorber and a jar, a rubber stopper, a glass tube, a rubber tube, and the like which are commonly used in a laboratory. The absorber is a hemisphere, and has the advantages of simple structure, low cost, simple operation, rapidness and convenience.
As shown in fig. 8, as an example 5, the gas absorption treatment apparatus is a simplified version of the conical absorption apparatus of example 1, and the absorber is a cone, and is a simple gas absorption treatment apparatus spliced by a cone absorber, which is a core apparatus, and a wide-mouth bottle, a rubber stopper, a glass tube, a rubber tube, and the like, which are commonly used in laboratories. Simple structure, low cost, simple operation, rapidness and convenience.
As shown in FIG. 9, as an embodiment 6, the gas absorption treatment apparatus is a combination of two or more of the foregoing embodiments 4 and 5, and an absorption treatment apparatus having a multi-component gas absorption treatment function is formed. When mixed gas containing multiple harmful components or interference components needs to be treated, the combined device can be matched with different absorption liquids to sequentially absorb and treat the multiple harmful components or interference components.
When the gas absorption treatment device is used for absorbing gas to be absorbed, firstly, the absorption tank cover 102 is screwed, the gas absorption treatment device is placed on a horizontal table, the sealing plug 107 is pulled off, and sufficient absorption liquid is added into the absorption tank 101 through the absorption liquid supplementing hole 106, so that the height of the absorption liquid at least exceeds the absorption liquid level adjusting pipe 302. The height of the bottom of the absorber 201 is indirectly adjusted by adjusting the height adjuster 104 on the support bar 103, and thus the height of the fastening clip 105. The bottom of the absorber 201 is ensured to be slightly lower than the height of the opening part of the absorption liquid level adjusting pipe 302, so that the bottom of the absorber 201 is ensured to be slightly lower than the liquid level of the absorption liquid and is always immersed in the absorption liquid when the absorption liquid is filled, and the plurality of fine uniformly distributed circular air outlets 204 are all positioned below the liquid level of the absorption liquid. The absorption liquid level control valve 301 in the absorption liquid level control pipe 302 is opened, and excess absorption liquid is discharged from the absorption liquid level control pipe 302. Plugging the sealing plug 107. Introducing gas to be absorbed. And the gas to be absorbed enters the absorption tank from the gas inlet guide pipe, passes through the absorption liquid and is discharged from the gas outlet guide pipe to be subjected to gas absorption treatment. After the gas absorption treatment is completed, the waste absorbent discharge valve 303 provided in the waste absorbent discharge pipe 304 is opened to discharge the waste absorbent from the waste absorbent discharge pipe 304, and the upper waste absorbent discharge valve 303 is closed. The cover 102 is unscrewed or the sealing plug 107 is pulled off, the absorption vessel 101 is cleaned by injecting clean water or distilled water from the absorption liquid replenishing hole 106, the waste absorption liquid discharge valve 303 is opened, the waste cleaning liquid is discharged from the waste absorption liquid discharge pipe 304, and the waste absorption liquid discharge valve 303 is closed. And cleaning for several times until the gas absorption treatment device is cleaned. The gas absorption treatment device provided by the invention has the advantages of simple structure, convenience in operation, disassembly and assembly, convenience in cleaning, low cost, wide applicability, high absorption efficiency and capability of ensuring the absorption effect in real time, and is suitable for absorbing most of acidic, alkaline, toxic and harmful gases.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments disclosed, but is intended to cover various modifications, changes and equivalents of the embodiments of the invention, and its application to other applications without departing from the spirit and scope of the invention.
Claims (10)
1. A gas absorption processing apparatus, characterized in that: the gas absorption treatment device comprises an absorption tank (101), an absorption tank cover (102) is arranged on the upper portion of the absorption tank (101), a gas inlet guide pipe (202) on the upper portion of an absorber (201) penetrates through the absorption tank cover (102) and extends to the outside of the absorption tank (102), an absorption chamber (203) on the lower portion of the absorber (201) extends into absorption liquid (401) in the absorption tank (101), gas outlet holes (204) uniformly distributed are formed in the lower surface of the absorption chamber (203), a gas outlet guide pipe (108) is arranged on the absorption tank cover (102), a support rod (103) is arranged on the absorption tank cover (102), a height regulator (104) is arranged on the support rod (103), and the height regulator (104) is connected with the gas inlet guide pipe (202) through a fastening clamp (105).
2. The gas absorption treatment apparatus according to claim 1, wherein: a waste absorption liquid discharge pipe (304) is arranged at the position, close to the lower part, of the side surface of the absorption tank (101), and a waste absorption liquid discharge valve (303) is arranged on the waste absorption liquid discharge pipe (304); an absorption liquid level adjusting pipe (302) is arranged at the position, close to the middle part, of the side surface of the absorption tank (101), and an absorption liquid level adjusting valve (301) is arranged on the absorption liquid level adjusting pipe (302).
3. The gas absorption treatment apparatus according to claim 1 or 2, wherein: the absorption chamber (203) at the lower part of the absorber (201) is of a hemispheroid or cone structure, and the absorption chamber (203) is of a structure with the section size gradually increasing from the upper part to the lower part.
4. The gas absorption treatment apparatus according to claim 1 or 2, wherein: when an absorption chamber (203) at the lower part of the absorber (201) extends into absorption liquid (401) in the absorption tank (101), the bottom of the absorption chamber (203) provided with the air outlet holes (204) is set to be a structure lower than the height of the opening part of the absorption liquid level adjusting pipe (302), and the air outlet holes (204) are all positioned below the liquid level of the absorption liquid.
5. The gas absorption treatment apparatus according to claim 1 or 2, wherein: the air inlet guide pipe (202) of the absorber (201) is arranged at the upper part of the absorber (201), the absorption chamber (203) is arranged at the lower part of the absorber (201), and the absorption chamber (203) has a suck-back prevention function and is in a structure for preventing absorption liquid from being sucked back from the air inlet guide pipe (202).
6. The gas absorption treatment apparatus according to claim 1 or 2, wherein: in the gas absorption treatment device, at the initial stage of absorption of gas to be absorbed, when the pressure of the gas to be absorbed is higher, the gas to be treated is ejected from the gas outlet (204) at the bottom of the absorption chamber (203) under the action of pressure, the gas to be absorbed is broken into a plurality of bubbles, the bubbles are flushed into absorption liquid at the bottom under the action of inertia and float to the surface of the absorption liquid, the absorption liquid (401) is stirred in the process, the contact surface and the absorption time of the gas to be absorbed and the absorption liquid are increased, the absorption speed is further accelerated, the absorption efficiency is improved, and the real-time absorption effect of the absorption liquid is enhanced.
7. The gas absorption treatment apparatus according to claim 6, wherein: when the pressure of the gas to be treated is lower at the final stage of the absorption of the gas to be absorbed, the absorption liquid enters the absorption chamber (203) to absorb the gas to be treated, and the absorber (201) also serves as a back suction prevention device to prevent the absorption liquid from being sucked back from the gas inlet guide pipe (202).
8. The gas absorption treatment apparatus according to claim 1 or 2, wherein: the absorption tank cover (102) is provided with a plurality of absorbers (201), an air inlet guide pipe (202) of each absorber (201) is respectively connected with a corresponding fastening clip (105), each fastening clip (105) is connected with a corresponding height adjuster (104) on the support rod (103), and an absorption chamber (203) of each absorber (201) is of a hemispherical or conical structure.
9. The gas absorption treatment apparatus according to claim 1 or 2, wherein: the gas absorption treatment device comprises a plurality of groups of absorption tanks (101) and a plurality of groups of absorbers (201), wherein the absorption tank covers (102) of a first group of absorption tanks (101) are communicated with the absorption tank covers (102) of a second group of absorption tanks (101) through a communication pipe I (504), the absorption tank covers (102) of the second group of absorption tanks (101) are communicated with the absorption tank covers (102) of a third group of absorption tanks (101) through a communication pipe II (505), and the third group of absorption tanks (101) are provided with gas outlet guide pipes (108).
10. The gas absorption treatment apparatus according to claim 9, wherein: when the gas absorption treatment device comprises a plurality of groups of absorption tanks (101) and a plurality of groups of absorbers (201), a support rod (103) is respectively arranged on an absorption tank cover (102) of each group of absorption tanks (101), a height adjuster (104) is arranged on each support rod (103), and the height adjuster (104) on each support rod (103) is connected with an air inlet guide pipe (202) of one absorber (201) through a fastening clamp (105).
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Application publication date: 20210629 |