CN210845816U - Polypropylene acid waste gas absorption system - Google Patents
Polypropylene acid waste gas absorption system Download PDFInfo
- Publication number
- CN210845816U CN210845816U CN201921658044.8U CN201921658044U CN210845816U CN 210845816 U CN210845816 U CN 210845816U CN 201921658044 U CN201921658044 U CN 201921658044U CN 210845816 U CN210845816 U CN 210845816U
- Authority
- CN
- China
- Prior art keywords
- absorption
- layer
- absorption tower
- waste gas
- film absorber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 90
- 239000002912 waste gas Substances 0.000 title claims abstract description 29
- 239000002253 acid Substances 0.000 title claims abstract description 21
- -1 Polypropylene Polymers 0.000 title claims abstract description 14
- 239000004743 Polypropylene Substances 0.000 title claims abstract description 14
- 229920001155 polypropylene Polymers 0.000 title claims abstract description 14
- 239000006096 absorbing agent Substances 0.000 claims abstract description 36
- 239000007921 spray Substances 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 239000011552 falling film Substances 0.000 claims description 33
- 238000003860 storage Methods 0.000 claims description 24
- 238000009826 distribution Methods 0.000 claims description 9
- 239000010408 film Substances 0.000 claims description 9
- 238000012856 packing Methods 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 8
- 239000000498 cooling water Substances 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000002250 absorbent Substances 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 9
- 239000007789 gas Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 3
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 3
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- CSJDCSCTVDEHRN-UHFFFAOYSA-N methane;molecular oxygen Chemical compound C.O=O CSJDCSCTVDEHRN-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Images
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses a polypropylene acid waste gas absorption system, including absorption tower A, absorbing device B, absorbing device C, absorbing device D, spray column E and water injection vacuum unit F, wherein, absorbing device B includes basin B and falling liquid film absorber B, absorbing device C includes basin C and falling liquid film absorber C, absorbing device D includes basin D and falling liquid film absorber D, above-mentioned device passes through the pipe connection and is a whole, absorption tower A includes the absorption tower body, the absorption tower body adopts the cylinder structure, has set up the water tank layer at absorption tower body lower extreme, and the water tank layer has passed through the pipe connection and has had the pump, and the pump has passed through the pipe connection shower, the utility model relates to a polypropylene acid waste gas absorption system, compact structure, acid resistance is strong, and the spent acid absorbs completely, long service life.
Description
Technical Field
The utility model relates to an environmental protection equipment technical field especially relates to a polypropylene acid waste gas absorption system.
Background
The waste gas can be changed into valuable after being absorbed and utilized, and for example, hydrochloric acid byproducts after hydrogen chloride is recovered can be used for metal cleaning, petroleum well acidification and hydrometallurgy.
The traditional absorption tower that uses absorbs hydrogen chloride gas, adopts the wet process as leading, and the hydrochloric acid concentration of retrieving is on the low side, can't reach the standard of selling and recycling to there is the hydrogen chloride tail gas to spill over, and is efficient moreover, how to improve acid exhaust gas 100%'s absorptivity, reduces the environmental hazard, and the cost is low moreover, and efficiency is the problem that environmental protection purification trade expert considered fast always.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a polypropylene acid waste gas absorption system, can improve the absorption efficiency of waste gas for acid gas can recycle.
The polypropylene acid waste gas absorption system comprises an absorption tower A, an absorption device B, an absorption device C, an absorption device D, a spray tower E and a water spraying vacuum unit F, wherein the absorption device B comprises a storage tank B and a falling film absorber B, the absorption device C comprises a storage tank C and a falling film absorber C, the absorption device D comprises a storage tank D and a falling film absorber D, and the absorption devices are connected into a whole through pipelines.
The absorption tower A comprises an absorption tower body, the absorption tower body is of a cylindrical structure, a water tank layer is arranged at the lower end of the absorption tower body, the water tank layer is connected with a pump through a pipeline, the pump is connected with a spray pipe through a pipeline, a spray head is arranged on the spray pipe, and a supporting leg structure is arranged at the lower end of the absorption tower body.
The absorption tower is internally divided into an upper layer, a middle layer and a lower layer, the uppermost layer is a spraying layer and comprises a water-resisting layer and a spraying head, the middle layer is a packing layer, pall ring packing is arranged in the packing layer, the contact area of acid mist and water is increased, the bottommost layer is a water tank layer, a waste gas inlet is formed in the side wall of the absorption tower body, the waste gas inlet is connected with a workshop through a pipeline, a filter box is arranged on a pipeline of the waste gas inlet, a filter screen is arranged on the filter box, and large particles are filtered through the filter screen.
In a preferred technical scheme, a maintenance manhole is arranged on the absorption tower body, and the diameter of the manhole is between 60 and 160 centimeters.
The upper end of an absorption tower A is provided with an air outlet which is connected with a falling film absorber B through a pipeline, the lower end of the falling film absorber B is connected with a storage tank B through a pipeline, the falling film absorber B adopts a vertical cylinder structure, the storage tank B adopts a transverse cylinder structure, the falling film absorber B is internally provided with a liquid film distribution section from top to bottom, an absorption cooling section and a gas-liquid separation section, the falling film absorber adopts a graphite modified polypropylene falling film absorber, the liquid film distribution section is provided with an absorbent, a vertical absorption pipe is arranged in the liquid film distribution section, the bottom of the side wall of the falling film absorber B is provided with a cooling water inlet, the top of the side wall of the falling film absorber B is provided with a cooling water outlet, the absorption cooling is realized through a water cooling mode, the lower end of the storage tank B is provided with supporting legs, the lower end of the storage tank B is provided with a liquid discharge port, the liquid level of the storage tank B is known through the metering pipe.
The absorption device C, the absorption device D and the absorption device B are identical in structure, acid liquor is obtained through absorption of the triple devices, the final waste gas enters the spray tower E through a pipeline of the absorption device D, spraying absorption is carried out in the spray tower E, an upper row of spray headers and a lower row of spray headers are arranged on the spray tower E, an air outlet is arranged at the top end of the spray tower E, the air outlet is connected with the water spraying vacuum unit F through a pipeline, and the waste gas is discharged to the atmosphere through power of the water spraying vacuum unit F.
The upper end of the water injection vacuum unit F is provided with a vacuumizing motor, is connected with an air inlet valve and a check valve, is provided with a vacuum meter and is used for monitoring the vacuum degree, and the bottom end of the water injection vacuum unit F adopts a steel seat structure and is used for fixing the water injection vacuum unit.
The utility model has the advantages that: the utility model relates to a polypropylene acid waste gas absorption system, compact structure, acid-fast ability is strong, and the spent acid absorbs completely, and long service life can extensively be applicable to the sulphuric acid that produces in the production process of chemical industry and electron trade, nitric acid, hydrochloric acid, hydrofluoric acid and sulfur oxide, the processing of gases such as carbon oxygen compound.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a polypropylene acid waste gas absorption system of the present invention;
the parts in the drawings are numbered as follows:
1 is an absorption tower A, 1_1 is a supporting leg, 1_2 is a spray header, 1_3 is a waste gas inlet, 1_4 is a water tank layer, 1_5 is a pump, 1_6 is a maintenance manhole, 2_1 is a storage tank B,2_10 is a supporting leg, 2_11 is a liquid discharge port,
2_2 is a falling film absorber B,2_ 20 is a cooling water inlet, 2_21 is a cooling water outlet, 3_1 is a storage tank C,3_2 is a falling film absorber C, 4_1 is a storage tank D,4_2 is a falling film absorber D, 5 is a spray tower E, and 6 is a water injection vacuum unit F.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1, an embodiment of the present invention includes:
the polypropylene acid waste gas absorption system comprises an absorption tower A, an absorption device B, an absorption device C, an absorption device D, a spray tower E and a water spraying vacuum unit F, wherein the absorption device B comprises a storage tank B and a falling film absorber B, the absorption device C comprises a storage tank C and a falling film absorber C, the absorption device D comprises a storage tank D and a falling film absorber D, and the absorption devices are connected into a whole through pipelines.
The absorption tower A comprises an absorption tower body, the absorption tower body is of a cylindrical structure, a water tank layer is arranged at the lower end of the absorption tower body, the water tank layer is connected with a pump through a pipeline, the pump is connected with a spray pipe through a pipeline, a spray head is arranged on the spray pipe, and a supporting leg structure is arranged at the lower end of the absorption tower body.
The absorption tower is internally divided into an upper layer, a middle layer and a lower layer, the uppermost layer is a spraying layer and comprises a water-resisting layer and a spraying head, the middle layer is a packing layer, pall ring packing is arranged in the packing layer, the contact area of acid mist and water is increased, the bottommost layer is a water tank layer, a waste gas inlet is formed in the side wall of the absorption tower body, the waste gas inlet is connected with a workshop through a pipeline, a filter box is arranged on a pipeline of the waste gas inlet, a filter screen is arranged on the filter box, and large particles are filtered through the filter screen.
In a preferred technical scheme, a maintenance manhole is arranged on the absorption tower body, and the diameter of the manhole is between 60 and 160 centimeters.
The upper end of an absorption tower A is provided with an air outlet which is connected with a falling film absorber B through a pipeline, the lower end of the falling film absorber B is connected with a storage tank B through a pipeline, the falling film absorber B adopts a vertical cylinder structure, the storage tank B adopts a transverse cylinder structure, the falling film absorber B is internally provided with a liquid film distribution section from top to bottom, an absorption cooling section and a gas-liquid separation section, the falling film absorber adopts a graphite modified polypropylene falling film absorber, the liquid film distribution section is provided with an absorbent, a vertical absorption pipe is arranged in the liquid film distribution section, the bottom of the side wall of the falling film absorber B is provided with a cooling water inlet, the top of the side wall of the falling film absorber B is provided with a cooling water outlet, the absorption cooling is realized through a water cooling mode, the lower end of the storage tank B is provided with supporting legs, the lower end of the storage tank B is provided with a liquid discharge port, the liquid level of the storage tank B is known through the metering pipe.
The absorption device C, the absorption device D and the absorption device B are identical in structure, acid liquor is obtained through absorption of the triple devices, the final waste gas enters the spray tower E through a pipeline of the absorption device D, spraying absorption is carried out in the spray tower E, an upper row of spray headers and a lower row of spray headers are arranged on the spray tower E, an air outlet is arranged at the top end of the spray tower E, the air outlet is connected with the water spraying vacuum unit F through a pipeline, and the waste gas is discharged to the atmosphere through power of the water spraying vacuum unit F.
The upper end of the water injection vacuum unit F is provided with a vacuumizing motor, is connected with an air inlet valve and a check valve, is provided with a vacuum meter and is used for monitoring the vacuum degree, and the bottom end of the water injection vacuum unit F adopts a steel seat structure and is used for fixing the water injection vacuum unit.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (2)
1. A polypropylene acid waste gas absorption system is characterized by comprising an absorption tower A, an absorption device B, an absorption device C, an absorption device D, a spray tower E and a water jet vacuum unit F, wherein the absorption device B comprises a storage tank B and a falling film absorber B, the absorption device C comprises a storage tank C and a falling film absorber C, the absorption device D comprises a storage tank D and a falling film absorber D, the absorption tower A comprises an absorption tower body, the absorption tower body adopts a cylindrical structure, a water tank layer is arranged at the lower end of the absorption tower body, the water tank layer is connected with a pump through a pipeline, the pump is connected with a spray pipe through a pipeline, the spray pipe is provided with a spray head, the lower end of the absorption tower body is provided with a supporting leg structure, the absorption tower body is divided into an upper layer, a middle layer and a lower layer, the uppermost layer is a spray layer and comprises a water-resisting layer and a spray head, the middle layer is a packing layer, pall ring packing is arranged in the packing layer, the bottom layer is a water tank layer, a waste gas inlet is arranged on the side wall of the absorption tower body, the waste gas inlet is connected with a workshop through a pipeline, a filter box is arranged on the pipeline of the waste gas inlet, a filter screen is arranged on the filter box, an air outlet is arranged at the upper end of the absorption tower A, the air outlet is connected with a falling film absorber B through a pipeline, the lower end of the falling film absorber B is connected with a storage tank B through a pipeline, the falling film absorber B adopts a vertical cylinder structure, the storage tank B adopts a transverse cylinder structure, a liquid film distribution section, an absorption cooling section and a gas-liquid separation section are arranged in the falling film absorber B from top to bottom, an absorbent is arranged in the liquid film distribution section, a vertical absorption tube is arranged in the liquid film distribution section, a cooling water inlet is arranged at the bottom of the side wall of the falling film absorber B, a cooling, the basin B lower extreme has set up the supporting leg, liquid discharge port has been set up to basin B lower extreme, and set up the metering tube on basin B, absorbing device C, absorbing device D and absorbing device B structure are the same, last waste gas enters into spray column E through absorbing device D's pipeline, spray in spray column E and absorb, two rows of shower heads about having set up on spray column E, air outlet has been set up on spray column E's top, air outlet has passed through pipe connection water injection vacuum unit F, water injection vacuum unit F upper end has set up the evacuation motor, and connect and be provided with air inlet valve and check valve, be provided with the vacuum meter simultaneously, the bottom adopts the steel stand structure.
2. The polypropylene acid waste gas absorption system as claimed in claim 1, wherein a maintenance manhole is provided on the absorption tower body, and the manhole diameter is between 60 cm and 160 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658044.8U CN210845816U (en) | 2019-09-30 | 2019-09-30 | Polypropylene acid waste gas absorption system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921658044.8U CN210845816U (en) | 2019-09-30 | 2019-09-30 | Polypropylene acid waste gas absorption system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210845816U true CN210845816U (en) | 2020-06-26 |
Family
ID=71283155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921658044.8U Expired - Fee Related CN210845816U (en) | 2019-09-30 | 2019-09-30 | Polypropylene acid waste gas absorption system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210845816U (en) |
-
2019
- 2019-09-30 CN CN201921658044.8U patent/CN210845816U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204816203U (en) | A acid mist purification tower for handling acid gas | |
| CN105363333A (en) | Polypropylene acid mist absorption tower | |
| CN105363321A (en) | Hydrogen chloride gas absorption device | |
| CN206544920U (en) | It is a kind of efficiently to remove ammonia-nitrogen desorption reaction tower | |
| CN201380041Y (en) | Spray absorption tower | |
| CN109173608B (en) | Horizontal spray absorption purification tower | |
| CN105148704A (en) | Hydrogen chloride gas absorption system | |
| CN201380028Y (en) | Air dust removal humidification tank | |
| CN210845816U (en) | Polypropylene acid waste gas absorption system | |
| CN202725007U (en) | Spray packing absorption tower | |
| CN206424740U (en) | A kind of high-efficient oil smoke piece-rate system | |
| CN203727987U (en) | Normal and reverse liquid-sealed novel breather applied to tops of large storage tanks | |
| CN211585841U (en) | Vacuum tail gas treatment device | |
| CN205760401U (en) | A kind of aluminum ingot melting furnace udst separation processing means | |
| CN104815505A (en) | Cyclic waste gas recovery purification device | |
| CN210845710U (en) | Gas-liquid separator with double-stage separation function | |
| CN209549108U (en) | A kind of spray column | |
| CN208824254U (en) | Efficient gas absorption tower | |
| CN205613251U (en) | Polypropylene falling liquid film absorber | |
| CN208082148U (en) | A kind of chloropropyl alcohol acidic tail gas absorbing device | |
| CN218553613U (en) | Novel industrial tail gas purification tower | |
| CN206980446U (en) | A kind of exhuast gas desulfurization equipment | |
| CN207137672U (en) | It is a kind of to force to absorb the purifying column of processing for flue gas | |
| CN105797558A (en) | Polypropylene filler washing tower | |
| CN210993722U (en) | Flue gas absorption device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200626 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |