CN218989328U - Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system - Google Patents
Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system Download PDFInfo
- Publication number
- CN218989328U CN218989328U CN202223361333.6U CN202223361333U CN218989328U CN 218989328 U CN218989328 U CN 218989328U CN 202223361333 U CN202223361333 U CN 202223361333U CN 218989328 U CN218989328 U CN 218989328U
- Authority
- CN
- China
- Prior art keywords
- furnace
- gate
- sealing chamber
- recovery system
- hot galvanizing
- 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
Images
Landscapes
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Furnace Details (AREA)
- Tunnel Furnaces (AREA)
Abstract
The utility model relates to a furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system, which comprises a sealing chamber shell welded on an annealing furnace body, a gate sealing chamber arranged in the sealing chamber shell and a furnace mouth sealing door arranged outside the sealing chamber shell; the furnace roller and the gate arranged above the furnace roller are arranged in the gate sealing chamber, the upper end of the gate is provided with a lifting device connected with the furnace roller, and the lifting device controls the gate to lift; the leakage of hydrogen from the furnace mouth can be reduced, and the tail gas recovery amount of the hydrogen recovery device is improved, so that the problem of hydrogen recycling is solved.
Description
Technical Field
The utility model relates to a furnace end sealing chamber of a hot galvanizing annealing furnace set, in particular to a furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system, and belongs to the technical field of mechanical tools.
Background
The annealing furnace is a heat treatment process furnace, and a large amount of hydrogen-nitrogen mixed gas is required to be introduced from a furnace nose in order to prevent high-temperature oxidation of the surface of the steel strip in the annealing process of the steel strip, and the residual gas after annealing by the annealing furnace contains a large amount of hydrogen gas, so that resources can be recovered through a hydrogen recovery system, and the annealing furnace plays a positive role in energy conservation and emission reduction of enterprises and energy consumption reduction.
In the prior art, the furnace end sealing chamber of the continuous hot galvanizing annealing furnace unit is large in opening, a large amount of hydrogen gas can leak from the furnace mouth of the sealing chamber and can not be directly combusted, so that hydrogen recovery cannot be carried out, and the recovery and the reutilization of the hydrogen are affected.
Disclosure of Invention
The utility model aims to provide a furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system, and solves the problem that a large amount of hydrogen leaks and burns from the furnace mouth of the sealing chamber.
The technical scheme of the utility model for achieving the purpose is that the furnace end sealing chamber of the hot galvanizing annealing furnace unit matched with the hydrogen recovery system comprises a sealing chamber shell welded on the annealing furnace body, a gate sealing chamber arranged in the sealing chamber shell and a furnace mouth sealing door arranged outside the sealing chamber shell; the furnace roller and the gate arranged above the furnace roller are arranged in the gate sealing chamber, the upper end of the gate is provided with a lifting device connected with the furnace roller, and the lifting device controls the gate to lift.
According to the furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system, further, the sealing chamber heat preservation cotton is filled in the gate sealing chamber, and the furnace roller and the gate are embedded in the sealing chamber heat preservation cotton.
The hydrogen recovery system is matched with the furnace end sealing chamber of the hot galvanizing annealing furnace unit, and further, the heat preservation cotton of the sealing chamber adopts heat preservation high-temperature fiber cotton.
According to the furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system, further, gate heat preservation cottons are coated on two sides and the bottom of the gate, and the gate heat preservation cottons at the bottom of the gate are contacted with the furnace roller.
The hydrogen recovery system is matched with the furnace end sealing chamber of the hot galvanizing annealing furnace unit, and further, the gate adopts a fiber gate.
The hydrogen recovery system is matched with the furnace end sealing chamber of the hot galvanizing annealing furnace unit, and further, the gate heat-insulating cotton adopts heat-insulating high-temperature fiber cotton.
The furnace mouth sealing door comprises an upper furnace mouth sealing door capable of moving up and down and a lower furnace mouth sealing door fixed outside a shell of the sealing chamber, wherein the upper furnace mouth sealing door is contacted with the lower furnace mouth sealing door, and sealing door heat preservation cotton is filled in the upper furnace mouth sealing door and the lower furnace mouth sealing door.
The hydrogen recovery system is matched with the furnace end sealing chamber of the hot galvanizing annealing furnace unit, and further, the sealing door heat preservation cotton adopts heat preservation high-temperature fiber cotton.
The furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system comprises a support arranged on the annealing furnace body, a driving device and a lifting rod connected with the driving device, wherein a connecting rod is arranged between the lifting rod and the upper end of the gate.
The furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system has substantial characteristics and progress: the sealing performance of the sealing chamber is improved by arranging two seals in the sealing chamber, the leakage and burning of hydrogen from the furnace mouth are reduced, the tail gas recovery amount of the hydrogen recovery device is improved, and when the sealing of the sealing chamber is enhanced, the furnace pressure of the continuous hot galvanizing annealing furnace is improved, the recovery hydrogen amount is improved, so that the problem of hydrogen recycling is solved.
Drawings
FIG. 1 is a schematic diagram of the structure of a furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system.
Fig. 2 is a schematic view of the structure of the sluice seal chamber according to the present utility model.
In the figure: 1. a sealed chamber housing; 2. a gate seal chamber; 3. a furnace mouth sealing door; 4. a furnace roller; 5. a gate; 6. a lifting device; 7. sealing room insulation cotton; 8. gate insulation cotton; 9. sealing a door on the furnace mouth; 10. a sealing door under the furnace mouth; 11. sealing door heat preservation cotton; 12. a bracket; 13. a driving device; 14. a transmission shaft; 15. a rotating shaft; 16. a lifting rod; 17. and a connecting rod.
Detailed Description
The following detailed description of the embodiments of the present utility model is provided with reference to the accompanying drawings, so that the technical scheme of the present utility model is easier to understand and grasp, and the protection scope of the present utility model is defined more clearly.
Aiming at a plurality of defects of the furnace end sealing chamber of the existing hot galvanizing annealing furnace set, the designer of the utility model innovatively provides the furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system by relying on long-term production line experience, and the furnace end sealing chamber of the annealing furnace set is widely applicable to the application field of the furnace end sealing chamber of the annealing furnace set. The device is mainly used for reducing hydrogen leakage and combustion.
The utility model solves the problem of leakage and combustion of a large amount of hydrogen from a furnace mouth of a sealing chamber, and innovatively develops and proposes a furnace end sealing chamber of a hot galvanizing annealing furnace unit matched with a hydrogen recovery system, as shown in fig. 1 and 2, the furnace end sealing chamber comprises a sealing chamber shell 1 welded on an annealing furnace body, a gate sealing chamber 2 arranged in the sealing chamber shell 1 and a furnace mouth sealing door 3 arranged outside the sealing chamber shell 1; the furnace roller 4 and the gate 5 arranged above the furnace roller 4 are arranged in the gate sealing chamber 2, a lifting device 6 connected with the upper end of the gate 5 is arranged at the upper end of the gate 5, and the lifting device 6 controls the gate 5 to lift.
The gate sealing chamber 2 is filled with sealing chamber heat preservation cotton 7, and the furnace roller 4 and the gate 5 are embedded in the sealing chamber heat preservation cotton 7; the sealing chamber heat preservation cotton 7 adopts heat preservation high-temperature fiber cotton, prevents the sealing chamber from high-temperature deformation, and improves the service life of the sealing chamber.
The furnace mouth sealing door 3 comprises an upper furnace mouth sealing door 9 capable of moving up and down and a lower furnace mouth sealing door 10 fixed outside the sealing chamber shell 1, the upper furnace mouth sealing door 9 and the lower furnace mouth sealing door 10 are contacted to form a second seal, and sealing door heat preservation cotton 11 is filled in the upper furnace mouth sealing door 9 and the lower furnace mouth sealing door 10; the sealing door heat preservation cotton 11 is made of heat preservation high-temperature fiber cotton.
The lifting device 6 comprises a bracket 12 arranged on the annealing furnace body, a driving device 13 and a lifting rod 16 connected with the driving device 13, and a connecting rod 17 is arranged between the lifting rod 16 and the upper end of the gate 5; the driving device 13 comprises a motor and a transmission shaft 14 connected with a belt at the output end of the motor, a rotating shaft 15 is arranged on the transmission shaft 14, threads on the rotating shaft 15 are matched with threads on the lifting rod 16 to realize lifting or descending of the lifting rod 16, the lifting rod 16 drives a connecting rod 17 to lift or descend, and the connecting rod 17 drives the gate 5 to lift or descend.
When the steel belt enters the furnace end sealing chamber from the furnace mouth through the furnace roller 4, hydrogen in the furnace circulates from the furnace to the gate 5, the hydrogen flow to the furnace mouth is reduced through the first seal of the gate 5, a small amount of hydrogen flowing to the furnace mouth is reduced again through the second seal of the furnace mouth sealing door 3, 80% of hydrogen leakage can be solved through the two seals, only 20% of hydrogen can be burnt from the furnace mouth, and therefore the purposes of reducing hydrogen leakage and burning and improving hydrogen recovery are achieved.
In summary, the proposal and the embodiment of the furnace end sealing chamber of the hot galvanizing annealing furnace set matched with the hydrogen recovery system of the utility model are detailed in detail, and the proposal has the substantial characteristics and the progress: the sealing performance of the sealing chamber is improved by arranging two seals in the sealing chamber, the leakage and burning of hydrogen from the furnace mouth are reduced, the tail gas recovery amount of the hydrogen recovery device is improved, and when the sealing of the sealing chamber is enhanced, the furnace pressure of the continuous hot galvanizing annealing furnace is improved, the recovery hydrogen amount is improved, so that the problem of hydrogen recycling is solved.
In addition to the above embodiments, other embodiments of the present utility model are possible, and all technical solutions formed by equivalent substitution or equivalent transformation are within the scope of the present utility model as claimed.
Claims (9)
1. A furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system is characterized in that: the device comprises a sealing chamber shell welded on an annealing furnace body, a gate sealing chamber arranged in the sealing chamber shell and a furnace mouth sealing door arranged outside the sealing chamber shell; the furnace roller and the gate arranged above the furnace roller are arranged in the gate sealing chamber, the upper end of the gate is provided with a lifting device connected with the furnace roller, and the lifting device controls the gate to lift.
2. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 1, wherein: and sealing chamber heat preservation cotton is filled in the gate sealing chamber, and the furnace roller and the gate are embedded in the sealing chamber heat preservation cotton.
3. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 2, wherein: the heat-insulating cotton in the sealing chamber is heat-insulating high-temperature fiber cotton.
4. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 1, wherein: gate insulation cotton is coated on two sides and the bottom of the gate, and the gate insulation cotton at the bottom of the gate is contacted with the furnace roller.
5. The furnace end sealing chamber of a hot galvanizing annealing furnace set matched with a hydrogen recovery system according to claim 4, wherein: the gate heat-insulating cotton is heat-insulating high-temperature fiber cotton.
6. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 1, wherein: the gate adopts a fiber gate.
7. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 1, wherein: the furnace mouth sealing door comprises an upper furnace mouth sealing door capable of moving up and down and a lower furnace mouth sealing door fixed outside the sealing chamber shell, the upper furnace mouth sealing door is contacted with the lower furnace mouth sealing door, and sealing door heat insulation cotton is filled in the upper furnace mouth sealing door and the lower furnace mouth sealing door.
8. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 7, wherein: the sealing door heat preservation cotton adopts heat preservation high temperature fiber cotton.
9. The sealed chamber of the furnace end of the hot galvanizing annealing furnace set matched with the hydrogen recovery system according to claim 1, wherein: the lifting device comprises a bracket arranged on the annealing furnace body, a driving device and a lifting rod connected with the driving device, and a connecting rod is arranged between the lifting rod and the upper end of the gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223361333.6U CN218989328U (en) | 2022-12-14 | 2022-12-14 | Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223361333.6U CN218989328U (en) | 2022-12-14 | 2022-12-14 | Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218989328U true CN218989328U (en) | 2023-05-09 |
Family
ID=86223136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223361333.6U Active CN218989328U (en) | 2022-12-14 | 2022-12-14 | Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218989328U (en) |
-
2022
- 2022-12-14 CN CN202223361333.6U patent/CN218989328U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN218989328U (en) | Furnace end sealing chamber of hot galvanizing annealing furnace set matched with hydrogen recovery system | |
| CN103438478A (en) | Rotary regenerative combustion device of aluminum melting furnace | |
| CN202074821U (en) | Non-oxidation resistor heating box-type furnace | |
| CN208075574U (en) | A kind of combustion gas smelting furnace | |
| CN209042342U (en) | A kind of rich oxygen type heat accumulating burner | |
| CN206706138U (en) | A kind of blast furnace air inlet device of vanadium titanium smelting | |
| CN208279646U (en) | Blast furnace fast cooling furnace apparatus | |
| CN209024457U (en) | A kind of manufacture biomass energy roaster | |
| CN2373643Y (en) | High-temperature resistant gas steel plate sluice valve | |
| CN212610432U (en) | Rotary reaction furnace for pyrolysis | |
| CN203431915U (en) | Aluminum smelting furnace rotary regenerative burner | |
| CN201429318Y (en) | Water-sealed bogie hearth furnace | |
| CN104110970B (en) | Exhaust heat recovering method based on maximization stove | |
| CN203595398U (en) | Sealing system of molten drop furnace | |
| CN203964689U (en) | Residual neat recovering system based on maximization stove | |
| CN215001545U (en) | Temperature and pressure reducer convenient to use | |
| CN218954926U (en) | Hot air door regulating door spindle air leakage treatment device | |
| CN210566317U (en) | Metal flexible seal of flue baffle for oil refining heating furnace | |
| CN211896807U (en) | Distillation production device with two horizontal rotary heating furnaces sharing one catalytic tower | |
| CN215673723U (en) | Large-scale three-way valve plate structure capable of resisting high temperature | |
| CN203518632U (en) | High temperature fuel gas diversion apparatus | |
| CN209412268U (en) | Novel natural gas heat-treatment furnace | |
| CN204902557U (en) | Rotation type reverberatory furnace | |
| CN210108028U (en) | Novel heat insulation structure for trolley sideboard of pin tooth transmission water-tight seal ring cooling machine | |
| CN102912058B (en) | Hot-blast valve used in hot-blast furnace system for direct reduced iron vertical furnace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |