CN213631659U - Formaldehyde production line tail gas buffering transmission device - Google Patents
Formaldehyde production line tail gas buffering transmission device Download PDFInfo
- Publication number
- CN213631659U CN213631659U CN202022758686.4U CN202022758686U CN213631659U CN 213631659 U CN213631659 U CN 213631659U CN 202022758686 U CN202022758686 U CN 202022758686U CN 213631659 U CN213631659 U CN 213631659U
- Authority
- CN
- China
- Prior art keywords
- water collecting
- collecting cylinder
- shaped cavity
- tail gas
- condensation plate
- 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
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 230000005540 biological transmission Effects 0.000 title claims abstract description 12
- 230000003139 buffering effect Effects 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000009833 condensation Methods 0.000 claims abstract description 30
- 230000005494 condensation Effects 0.000 claims abstract description 28
- 238000002485 combustion reaction Methods 0.000 abstract description 8
- 238000012824 chemical production Methods 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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- Treating Waste Gases (AREA)
Abstract
The utility model belongs to the technical field of chemical production equipment, concretely relates to formaldehyde production line tail gas buffering transmission device, its characterized in that: the transmission device comprises a U-shaped cavity condensation plate (1), a water collecting cylinder (5) and a drainage manifold (3); the bottom of one side of the U-shaped cavity condensation plate (1) is provided with an air inlet pipe (2), the top of the other side of the U-shaped cavity condensation plate is provided with an air outlet pipe (6), the U-shaped bent bottom end of each bottom of the U-shaped cavity condensation plate (1) is communicated with a water collecting cylinder (5), the bottom of the water collecting cylinder (5) is communicated with a drainage manifold (3) through a guide pipe (4), the bottom of the U-shaped cavity condensation plate (1) on one side of the air inlet pipe (2) is communicated with the water collecting cylinder (5), and the water collecting cylinder (5) is communicated with the drainage manifold (3) through the guide pipe (4); and the air inlet pipe (2), the air outlet pipe (6) and the guide pipe (4) are provided with control valves. This tail gas buffer can collect a small amount of steam of tail gas through natural condensation winter, reduces the steam that gets into and fires burning furnace, improves combustion efficiency, simple structure, reasonable in design, low in manufacturing cost is honest and clean, and economy is suitable for.
Description
The technical field is as follows:
the utility model belongs to the technical field of chemical production equipment, concretely relates to formaldehyde production line tail gas buffering transmission device.
Background art:
a large amount of combustible tail gas can be generated in the process of producing formaldehyde in a chemical plant, and the tail gas is conveyed into a combustion furnace for combustion and utilization. However, when formaldehyde is produced in northeast in winter, a small amount of water vapor can be generated by precooling tail gas in the pipeline transmission process, and the tail gas doped with water vapor is not beneficial to combustion, so that the combustion efficiency can be influenced. Therefore, it is necessary to design a tail gas buffer transmission device which is applicable to the formaldehyde production line in winter and can collect water vapor.
The novel content is as follows:
the tail gas buffer transmission device is suitable for being used in winter, can collect a small amount of tail gas water vapor through natural condensation, reduces the water vapor entering a combustion furnace, improves the combustion efficiency, and is simple in structure, reasonable in design, low in manufacturing cost, economical and applicable.
The technical scheme adopted by the novel method is as follows: a tail gas buffer transmission device for a formaldehyde production line comprises a U-shaped cavity condensation plate, a water collecting cylinder and a drainage header; the bottom of one side of the U-shaped cavity condensation plate is provided with an air inlet pipe, the top of the other side of the U-shaped cavity condensation plate is provided with an air outlet pipe, the U-shaped bent bottom end of each bottom of the U-shaped cavity condensation plate is communicated with a water collecting cylinder, the bottom of the water collecting cylinder is communicated with a drainage header through a guide pipe, the bottom of the U-shaped cavity condensation plate on one side of the air inlet pipe is communicated with the water collecting cylinder, and the water collecting cylinder is communicated with the drainage header through a guide pipe; and the air inlet pipe, the air outlet pipe and the guide pipe are provided with control valves.
Further, the water outlet of the drainage header is downward.
Further, the wall thickness of the U-shaped cavity condensation plate is not more than 5 mm.
Further, the diameter of the water collecting cylinder is not less than 8 centimeters, and the length of the water collecting cylinder is not less than 30 centimeters.
This neotype beneficial effect: the utility model provides a formaldehyde production line tail gas buffering transmission device who can collect steam suitable for winter, this tail gas buffer can collect a small amount of steam of tail gas through natural condensation winter, reduces the steam that gets into and fires burning furnace, improves combustion efficiency, simple structure, reasonable in design, low in manufacturing cost is honest and clean, economy is suitable for.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the first embodiment;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic structural view of the second embodiment;
FIG. 4 is a schematic structural diagram of the third embodiment.
The specific implementation mode is as follows:
example one
Referring to fig. 1 and 2, the tail gas buffering and conveying device for the formaldehyde production line comprises a U-shaped cavity condensation plate 1, a water collecting cylinder 5 and a drainage header 3; the bottom of one side of the U-shaped cavity condensation plate 1 is provided with an air inlet pipe 2, the top of the other side of the U-shaped cavity condensation plate is provided with an air outlet pipe 6, the U-shaped bent bottom end of each bottom of the U-shaped cavity condensation plate 1 is communicated with a water collecting cylinder 5, the bottom of the water collecting cylinder 5 is communicated with a drainage manifold 3 through a guide pipe 4, the bottom of the U-shaped cavity condensation plate 1 on one side of the air inlet pipe 2 is communicated with the water collecting cylinder 5, and the water collecting cylinder 5 is communicated with the drainage manifold 3 through the guide pipe; control valves are arranged on the air inlet pipe 2, the air outlet pipe 6 and the guide pipe 4; the water outlet of the drainage manifold 3 faces downwards; the wall thickness of the U-shaped cavity condensation plate 1 is not more than 5 mm; the diameter of the water collecting cylinder 5 is not less than 8 cm, and the length of the water collecting cylinder is not less than 30 cm.
This embodiment is applicable to the production of northeast area formaldehyde in winter, the intake pipe of U-shaped cavity condensing plate and the tail gas discharge pipe intercommunication of absorption tower, the U-shaped cavity condensing plate is arranged in the open air, tail gas gets into behind the snakelike gyration chamber through U-shaped cavity condensing plate and fires burning furnace, tail gas is behind the U-shaped cavity condensing plate through with the external large tracts of land contact, wherein doped steam is become the drop by the condensation, after a large amount of gathers of drop, then can form rivers entering the collection section of thick bamboo in, regularly through the drainage manifold with water discharge, the steam that gets into burning furnace has been reduced.
Example two
Referring to fig. 3, on the basis of the technical scheme of the first embodiment, the device further comprises an impurity removing tank 6, wherein a gas guide pipe 7 is arranged on one side of the impurity removing tank 6, an exhaust pipe 10 is arranged on the other side of the impurity removing tank, a gas outlet of the gas guide pipe 7 extends to the bottom of the impurity removing tank 6, a gas outlet of the exhaust pipe is located at the top of the impurity removing tank, and the exhaust pipe 10 is connected with a gas inlet pipe of the U-; the upper part of one side of the impurity removing tank is provided with a liquid inlet pipe 8, the bottom of the other side of the impurity removing tank is provided with a liquid outlet pipe 9, and ball valves are arranged on the liquid outlet pipe and the liquid outlet pipe; the anti-freezing liquid is contained in the impurity removing tank. In the embodiment, the impurity particles in the tail gas are removed by the antifreeze.
EXAMPLE III
Referring to fig. 4, on the basis of the technical scheme of the first embodiment, the formaldehyde-free formaldehyde-condensation exhaust system further comprises an industrial fan 11 and a conical air duct 12, wherein the industrial fan 11 is arranged on one side of the U-shaped cavity condensation plate, the conical air duct 12 is arranged in front of the fan, the formaldehyde-condensation exhaust system is suitable for production of formaldehyde in summer, and water vapor in tail gas is condensed through air cooling.
Claims (4)
1. The utility model provides a formaldehyde production line tail gas buffering transmission device which characterized in that: the transmission device comprises a U-shaped cavity condensation plate (1), a water collecting cylinder (5) and a drainage manifold (3); the bottom of one side of the U-shaped cavity condensation plate (1) is provided with an air inlet pipe (2), the top of the other side of the U-shaped cavity condensation plate is provided with an air outlet pipe (6), the U-shaped bent bottom end of each bottom of the U-shaped cavity condensation plate (1) is communicated with a water collecting cylinder (5), the bottom of the water collecting cylinder (5) is communicated with a drainage manifold (3) through a guide pipe (4), the bottom of the U-shaped cavity condensation plate (1) on one side of the air inlet pipe (2) is communicated with the water collecting cylinder (5), and the water collecting cylinder (5) is communicated with the drainage manifold (3) through the guide pipe (4); and the air inlet pipe (2), the air outlet pipe (6) and the guide pipe (4) are provided with control valves.
2. The formaldehyde production line tail gas buffering and conveying device according to claim 1, characterized in that: the water outlet of the drainage header (3) faces downwards.
3. The formaldehyde production line tail gas buffering and conveying device according to claim 1, characterized in that: the wall thickness of the U-shaped cavity condensation plate (1) is not more than 5 mm.
4. The formaldehyde production line tail gas buffering and conveying device according to claim 1, characterized in that: the diameter of the water collecting cylinder (5) is not less than 8 cm, and the length of the water collecting cylinder is not less than 30 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758686.4U CN213631659U (en) | 2020-11-25 | 2020-11-25 | Formaldehyde production line tail gas buffering transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758686.4U CN213631659U (en) | 2020-11-25 | 2020-11-25 | Formaldehyde production line tail gas buffering transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213631659U true CN213631659U (en) | 2021-07-06 |
Family
ID=76636443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022758686.4U Expired - Fee Related CN213631659U (en) | 2020-11-25 | 2020-11-25 | Formaldehyde production line tail gas buffering transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213631659U (en) |
-
2020
- 2020-11-25 CN CN202022758686.4U patent/CN213631659U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210706 |