CN218236582U - A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production - Google Patents
A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production Download PDFInfo
- Publication number
- CN218236582U CN218236582U CN202221444156.5U CN202221444156U CN218236582U CN 218236582 U CN218236582 U CN 218236582U CN 202221444156 U CN202221444156 U CN 202221444156U CN 218236582 U CN218236582 U CN 218236582U
- Authority
- CN
- China
- Prior art keywords
- hot
- blast
- branch pipe
- pull rod
- pipe
- 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.)
- Active
Links
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 13
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 239000011819 refractory material Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
Images
Abstract
The utility model provides an energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production, including the hot-blast branch pipe that is used for connecting hot-blast furnace and hot-blast person in charge, the outside symmetry of hot-blast branch pipe is equipped with first pull rod and second pull rod, the one end and the hot-blast furnace of first pull rod are connected, the other end is articulated with the second pull rod, the other end and the hot-blast person in charge of second pull rod are connected, hot-blast branch pipe includes first branch pipe and second branch pipe, first branch pipe and second branch pipe are linked together through the hot-blast valve, first branch pipe is equipped with the ripple compensator, one side that first branch pipe, second branch pipe are close to the hot-blast valve all is equipped with the roll support. The utility model discloses an installation ripple compensator and pull rod device after, can eliminate because of the phenomenon that the pipeline seriously leaked out of the pipeline that causes such as the pipeline receives the thermal expansion big, make hot-blast shroud pipe translation, hot-blast branch pipe flange dislocation, can reduce deformation pressure in the weak department of pipe connection, guarantee hot-blast main system safe operation, increase of service life.
Description
Technical Field
The utility model belongs to the technical field of chemical production, a hot-blast furnace energy-saving pipeline system for anhydrous aluminium fluoride production is related to.
Background
At present, the production of anhydrous aluminum fluoride adopts the work of a plurality of roots fans, wherein, partial fans mainly provide combustion-supporting air for natural gas in the hot blast stove, and the rest fans mainly provide positive pressure power for a production system, and the two are high-temperature high-pressure pipelines, and the following problems often exist in the production: if the hot air main pipe expands due to heating, the hot air surrounding pipe is easy to translate, and the hot air branch pipe flanges are staggered, so that the air leakage of a pipeline system is serious; in addition, the hot air outlet and the furnace body are the junction of a pipeline system, the building of refractory materials is difficult and not easy to build, and the building of the refractory materials is easy to crack and collapse under the dual actions of temperature expansion force and blast pressure and the difference of the expansion amounts of the pipeline and the refractory materials, so that the wall of the pipeline is exposed under high-temperature airflow, the local part of the pipeline becomes red and deformed, and even the wall of the pipeline is subjected to brittle failure or grain boundary stress corrosion cracking.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the problem that prior art exists, a hot-blast furnace energy-saving pipe system for anhydrous aluminium fluoride production is provided, it is complicated to have solved current hot-blast pipeline atress, and the periodicity can produce breathing fatigue stress, and especially pipeline brickwork damages back operating condition is abominable, and easy pipeline junction appears the fracture, and the unstable problem that leads to the incident of operation.
Therefore, the utility model adopts the following technical proposal:
the utility model provides an energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production, is including the hot-blast branch pipe that is used for connecting hot-blast furnace and hot-blast person in charge, the outside symmetry of hot-blast branch pipe is equipped with first pull rod and second pull rod, the one end and the hot-blast furnace of first pull rod are connected, the other end is articulated with the second pull rod, the other end and the hot-blast person in charge of second pull rod are connected, hot-blast branch pipe includes first branch pipe and second branch pipe, first branch pipe and second branch pipe are linked together through the hot-blast valve, first branch pipe is equipped with the ripple compensator, one side that first branch pipe, second branch pipe are close to the hot-blast valve all is equipped with the roll support.
Furthermore, the distances between the first pull rod and the hot air branch pipe and the distances between the second pull rod and the hot air branch pipe are the same and are all 50-80 cm.
Furthermore, the first branch pipe is communicated with the hot blast stove, and the second branch pipe is communicated with the hot blast main pipe.
Further, the number of the hot blast branch pipes is the same as that of the hot blast stoves.
The beneficial effects of the utility model reside in that:
the utility model discloses an installation ripple compensator and pull rod device after, can eliminate because of the pipeline receives the phenomenon of serious air leakage of pipeline that thermal expansion is big, make hot-blast bustle pipe translation, hot-blast branch pipe flange dislocation etc. cause, can reduce deformation pressure in the weak department of pipe connection, guarantee hot-blast pipeline system safe operation, increase of service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1-hot blast stove, 2-hot blast main pipe, 3 a-first branch pipe, 3 b-second branch pipe, 4-first pull rod, 5-second pull rod, 6-hot blast valve, 7-corrugated compensator and 8-rolling support.
Detailed Description
The technical solution of the present invention will be described below with reference to the accompanying drawings and implementation methods.
As shown in figure 1, the energy-saving pipeline system of the hot blast stove for producing the anhydrous aluminum fluoride comprises hot blast branch pipes used for connecting a hot blast stove 1 and a hot blast main pipe 2, and the number of the hot blast branch pipes is the same as that of the hot blast stove 1.
A first pull rod 4 and a second pull rod 5 are symmetrically arranged outside the hot air branch pipe, wherein one end of the first pull rod 4 is connected with the hot air furnace 1, the other end of the first pull rod 4 is hinged with the second pull rod 5, and the other end of the second pull rod 5 is connected with the hot air main pipe 2; specifically, the first pull rod 4 and the second pull rod 5 are the same in distance from the hot air branch pipe, and are both 65 cm.
The hot air branch pipe comprises a first branch pipe 3a and a second branch pipe 3b, the first branch pipe 3a is communicated with the second branch pipe 3b through a hot air valve 6, the first branch pipe 3a is provided with a corrugated compensator 7, one sides of the first branch pipe 3a and the second branch pipe 3b close to the hot air valve 6 are respectively provided with a rolling support 8, and the rolling supports 8 are functional structural components commonly used in the technical field, support the pipeline on rolling parts, are used for bearing the gravity load of the pipeline, and restrict the vertical displacement at the pipeline supporting and hanging point without limiting the rigid support of the axial displacement of the pipeline; the first branch pipe 3a is communicated with the hot blast stove 1, and the second branch pipe 3b is communicated with the hot blast main pipe 2.
The utility model discloses in the use, the breathing volume that the pipeline arouses because of temperature variation is absorbed by corrugated compensator 7, and simultaneously, corrugated compensator 7 can play radial compensation effect, and the axial pressure at hot-blast branch pipe 3 both ends then offsets through first pull rod 4 and the mutual transmission of second pull rod 5, can adapt to the stove outer covering and periodically breathing simultaneously, and in addition, the articulated setting of first pull rod 4 and second pull rod 5 can full play compensation ability, alleviates or eliminates pipe-line system's internal stress in furthest; the corrugated compensator 7 and the pull rod are matched to reduce the weakest link of the pipeline and reduce the temperature expansion force and the blast pressure born by the hot air outlet and the three-fork joint, and if the combined brick is adopted for building, the building body at the position is ensured not to drop bricks and blow wind, and the safe operation of a hot air pipeline system can be ensured.
Claims (4)
1. The utility model provides an energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production, a serial communication port, including the hot-blast branch pipe that is used for connecting hot-blast furnace and hot-blast person in charge, the outside symmetry of hot-blast branch pipe is equipped with first pull rod and second pull rod, the one end and the hot-blast furnace of first pull rod are connected, the other end and the second pull rod are articulated, the other end and the hot-blast person in charge of second pull rod are connected, hot-blast branch pipe includes first branch pipe and second branch pipe, first branch pipe and second branch pipe are linked together through the hot-blast valve, first branch pipe is equipped with the ripple compensator, one side that first branch pipe, second branch pipe are close to the hot-blast valve all is equipped with the rolling support.
2. The hot blast stove energy-saving pipeline system for anhydrous aluminum fluoride production according to claim 1, wherein the first pull rod and the second pull rod are the same distance from the hot blast branch pipe, and are both 50-80 cm.
3. The hot blast stove energy-saving pipeline system for anhydrous aluminum fluoride production according to claim 1, wherein the first branch pipe is communicated with the hot blast stove, and the second branch pipe is communicated with the hot blast main pipe.
4. The stove energy saving pipe system for anhydrous aluminum fluoride production according to claim 1, wherein the number of the hot blast branch pipes is the same as the number of the hot blast stoves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221444156.5U CN218236582U (en) | 2022-06-10 | 2022-06-10 | A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221444156.5U CN218236582U (en) | 2022-06-10 | 2022-06-10 | A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218236582U true CN218236582U (en) | 2023-01-06 |
Family
ID=84672887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221444156.5U Active CN218236582U (en) | 2022-06-10 | 2022-06-10 | A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218236582U (en) |
-
2022
- 2022-06-10 CN CN202221444156.5U patent/CN218236582U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206682459U (en) | A kind of high vacuum multiple layer heat insulation pipeline flat flanged joint | |
| CN201373206Y (en) | Fabric expansion joint for waste heat power generation | |
| CN218236582U (en) | A energy-conserving pipe-line system of hot-blast furnace for anhydrous aluminium fluoride production | |
| CN206988671U (en) | A kind of heat-insulated chimney expanded telescopic joint of antiseep | |
| CN2745934Y (en) | Blast furnace air intake device | |
| CN203824376U (en) | High-temperature flue gas heat exchanger for urea pyrolysis process and urea pyrolysis ammonia-producing device for denitration | |
| CN205669037U (en) | Low stress branch pipe tee connection ball mouth structure | |
| CN107828928A (en) | A kind of hot air duct | |
| CN220871485U (en) | Sealing structure of radiant section furnace tube of reformer and reformer | |
| CN203413665U (en) | Steam air heater single fin of rotary steam air heater | |
| CN204958706U (en) | Circumferential weld formula high temperature heat exchanger | |
| CN205980875U (en) | Double -tube sheet type heat exchanger | |
| CN204676130U (en) | A kind of comburent air duct and be provided with the stainless steel cover type annealing furnace of this comburent air duct | |
| CN204787858U (en) | Hot stove high temperature flue gas in ore deposit contact tube that stretches out and draws back | |
| CN206055590U (en) | A kind of biomass boiler steam heater | |
| CN203258283U (en) | Warm-air pipe corrugated inner discharging pipe expansion joint | |
| CN215947336U (en) | Hot air pipeline structure of blast furnace | |
| CN204240844U (en) | Be applicable to the tubular heat exchanger of high-temperature gas | |
| CN219283370U (en) | Boiler heat insulation flue | |
| CN210646320U (en) | Pull rod type protection device for reducing thermal expansion stress | |
| CN220771831U (en) | Energy-saving submerged arc furnace | |
| CN109812976B (en) | Multiple condensation structure of gas hanging stove and boiler | |
| CN202708445U (en) | Pipeline circular compensator | |
| CN212203561U (en) | Composite expansion joint of boiler | |
| CN220119916U (en) | Internal suspension type high-temperature heat exchanger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Song Dexiong Inventor after: Kang Wenpeng Inventor after: Ling Xiaoqiang Inventor after: Liu Yibao Inventor after: An Yuefeng Inventor after: Wu Zhijing Inventor after: Zhang Qiangsheng Inventor after: Zhang Yuhui Inventor before: Song Dexiong Inventor before: Kang Wenpeng Inventor before: Ling Xiaoqiang Inventor before: Liu Yibao Inventor before: An Yuefeng Inventor before: Wu Zhijing Inventor before: Zhang Qiangsheng Inventor before: Zhang Yuhui |
|
| CB03 | Change of inventor or designer information |