CN216954055U - Fire-resistant furnace door structure - Google Patents
Fire-resistant furnace door structure Download PDFInfo
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- CN216954055U CN216954055U CN202220743772.4U CN202220743772U CN216954055U CN 216954055 U CN216954055 U CN 216954055U CN 202220743772 U CN202220743772 U CN 202220743772U CN 216954055 U CN216954055 U CN 216954055U
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Abstract
The application discloses fire-resistant furnace gate structure relates to the fire-resistant equipment field. The furnace door assembly comprises a furnace door protective plate and a furnace door back plate, wherein a folding sheet unit is configured in an assembly area formed by the furnace door protective plate and the furnace door back plate, the folding sheet unit is perpendicular to the furnace door back plate and is sequentially filled in the assembly area, a transverse anchoring rod and a vertical anchoring rod are crosswise arranged in the assembly area, the transverse anchoring rod is installed on the furnace door back plate through the transverse anchoring sheet, and the vertical anchoring rod is installed on the transverse anchoring rod through the vertical anchoring sheet; expansion joints are arranged on the transverse anchoring rod and the vertical anchoring rod at intervals; when the furnace door is heated to expand and deform, the thermal expansion joint contracts, so that the repeated deformation degree of the furnace door and the folding sheet unit is reduced; the problems of self-weight sinking deformation failure, anchoring part deformation and thermal oxidation erosion failure of the fiber module are solved.
Description
Technical Field
The application relates to the field of detection equipment, in particular to a fire-resistant furnace door structure.
Background
The sealing problem of the furnace door and the furnace mouth of the industrial furnace, in particular to a high-temperature heating furnace, is a difficult problem which always troubles the industry. The fire-resistant material on the fire-facing surface of the furnace door can generate various failure modes in the using process, including high-temperature material denaturation failure, high-temperature smoke erosion corrosion failure, repeated thermal vibration expansion and contraction failure, self-weight sinking deformation failure, anchoring part deformation, thermal oxidation corrosion failure, collision and abrasion failure and the like, and the perfect furnace door functionality is particularly important for industrial furnaces.
The traditional furnace door is made of light refractory fiber materials, and has great advantages in furnace door sealing and energy conservation and emission reduction of a heating furnace, but the refractory furnace door with the integral fiber process structure adopts a structure with a plurality of fiber modules, gaps among the fiber modules need to be maintained irregularly, the maintenance frequency is high, the cost is high, and the gaps among the fiber modules are usually key nodes which are easy to lose efficacy and are main factors influencing the integral service life of the integral furnace door, so that the development of the refractory furnace door with a more optimal structure is imperative.
Disclosure of Invention
In order to solve the above technical problem, the present application provides a fire-resistant furnace door structure. The technical problem of the application is realized by the following technical scheme: a fire-resistant furnace door structure comprises a furnace door protective plate and a furnace door back plate, wherein a folding sheet unit is configured in an assembly area formed by the furnace door protective plate and the furnace door back plate, the folding sheet unit is perpendicular to the furnace door back plate and sequentially fills the assembly area, a transverse anchoring rod and a vertical anchoring rod are arranged in the assembly area in a crossed mode, the transverse anchoring rod is installed on the furnace door back plate through a transverse anchoring sheet, and the vertical anchoring rod is installed on the transverse anchoring rod through a vertical anchoring sheet; expansion joints are arranged on the transverse anchoring rod and the vertical anchoring rod at intervals.
Further, the number of the transverse anchoring rods and the number of the vertical anchoring rods are four; the transverse anchoring rods are sequentially arranged at equal intervals along the vertical direction; the vertical anchoring rods are sequentially arranged at equal intervals along the horizontal direction.
Furthermore, expansion joints are arranged on four sides of the fixing unit frame formed by the crossing of the transverse anchoring rods and the vertical anchoring rods.
Furthermore, the expansion joint comprises an expansion joint shell, and expansion nuts are symmetrically arranged at two ends of the expansion joint shell; the transverse anchoring rod and the vertical anchoring rod are in threaded connection with the expansion nut.
Further, the oven door guard plate comprises an upper guard plate at the top, a left guard plate and a right guard plate at two sides and a bottom plate at the bottom; the upper guard plate is provided with a vertical anchoring rod mounting hole; and the left guard plate and the right guard plate are symmetrically provided with transverse anchoring rod mounting holes.
Further, the tail part of the transverse anchoring sheet is provided with a mounting plate, and the transverse anchoring sheet is welded to the oven door back plate through the mounting plate.
Furthermore, the folded end of the folded sheet unit is a blanket folded end, and the tail part of the folded sheet unit is a folded blanket end; the folded end of the blanket faces the fire-facing surface, and the end of the folded blanket faces the cold surface of the furnace door.
Furthermore, the joints of the folding sheet unit and the left protective plate and the right protective plate are provided with filling strips.
In summary, the present application has the following beneficial effects:
1. this application sets up the folded sheet unit through the assembly area in furnace gate backplate and furnace gate backplate, and the folded sheet unit is arranged the compression along the perpendicular to furnace gate level in proper order and is constituteed whole fire-resistant region, and great gap can not appear on fibre module surface and lead to being heated uneven influence furnace gate fire resistance and heat insulating ability etc..
2. The utility model provides a blanket fifty percent discount end of folding piece unit sets up in being close to one side in the stove, makes the gap quantity of face to fire reduce half, has strengthened the fire resistance and the life of furnace gate.
3. According to the furnace door and the folding sheet unit, the expansion joints are arranged on the transverse anchoring rod and the vertical anchoring rod at intervals, and when the expansion joints are heated to expand and deform, the expansion joints shrink, so that the repeated deformation degree of the furnace door and the folding sheet unit is reduced; the problems of dead weight sinking deformation failure, anchoring part deformation and thermal oxidation erosion failure of the fiber module are solved.
Drawings
FIG. 1 is a front view of a refractory furnace door according to the present application;
FIG. 2 is a top view of the refractory furnace door of the present application;
FIG. 3 is a schematic view showing a connection structure of the transverse anchor rods;
FIG. 4 is a schematic view of the connection structure of the longitudinal anchor rods;
fig. 5 is a schematic structural view of a folded sheet unit.
Description of reference numerals:
1. a furnace door guard plate; 101. an upper guard plate; 102. a left guard plate; 103. a right guard plate; 104. a base plate; 2. a vertical anchor rod mounting hole; 3. a transverse anchoring rod mounting hole; 4. an expansion joint; 401. expanding a nut; 402. an expansion joint housing; 5. a transverse anchoring rod; 6. a vertical anchor rod; 7. a folded sheet unit; 701. folding the blanket end; 702. blanket folding ends; 8. a furnace door back panel; 9. a vertical anchor tab; 10. a vertical fixing hole; 11. a transverse anchoring tab; 12. a transverse fixing hole; 13. mounting a plate; 14. and (6) filling the strip.
Detailed Description
The present application is described in further detail below with reference to the attached drawings. Referring to fig. 1-5, a fire-resistant furnace door structure comprises a fire-resistant furnace door structure body, which comprises a furnace door protective plate 1 and a furnace door back plate 8, wherein a folded sheet unit 7 is arranged in an assembly area formed by the furnace door protective plate 1 and the furnace door back plate 8, the assembly area is sequentially filled with the folded sheet unit 7 perpendicular to the furnace door back plate 8, the folded sheet unit 7 is formed by folding a fire-resistant fiber blanket, the type of the fire-resistant fiber blanket can be selected according to actual fire-resistant requirements, such as the ceramic fiber blanket, the folded sheet unit 7 formed after folding is vertically arranged perpendicular to the furnace door, the filling is started from one side of the furnace door protective plate 1, and the assembly of the whole row of folded sheet units 7 is completed through horizontal uniform compression.
The oven door protective plate 1 comprises an upper protective plate 101 at the top, a left protective plate 102 and a right protective plate 103 at two sides and a bottom plate 104 at the bottom; the upper protection plate 101 is provided with a vertical anchoring rod mounting hole 2 for mounting a vertical anchoring rod 6; the left guard plate 102 and the right guard plate 103 are symmetrically provided with transverse anchor rod mounting holes 3 for mounting transverse anchor rods 5.
And filling strips 14 are arranged at the joints of the folding sheet units 7 and the left protection plate 102 and the right protection plate 103, and are used for filling gaps to protect the left protection plate 102 and the right protection plate 103.
The furnace door fixing device is characterized in that transverse anchor rods 5 and vertical anchor rods 6 are arranged in the assembly area in a crossed mode, the transverse anchor rods 5 are installed on a furnace door back plate 8 through transverse anchor sheets 11, transverse fixing holes 12 are formed in the transverse anchor sheets 11, the transverse anchor rods 5 penetrate into the transverse fixing holes 12 and then are fixed through welding, the vertical anchor rods 6 are installed on the transverse anchor rods 5 through vertical anchor sheets 9, vertical fixing holes 10 are formed in the vertical anchor sheets 9, and the vertical anchor rods 6 penetrate into the vertical fixing holes 10 and then are fixed through welding.
Expansion joints 4 are arranged on the transverse anchoring rods 5 and the vertical anchoring rods 6 at intervals, and in order to ensure that the furnace door structure has enough deformation space, the expansion joints 4 are arranged on four sides of a fixed unit frame formed by the intersection of the transverse anchoring rods 5 and the vertical anchoring rods 6.
The number of the transverse anchoring rods 5 and the number of the vertical anchoring rods 6 are four; the transverse anchoring rods 5 are sequentially arranged at equal intervals along the vertical direction; the vertical anchoring rods 6 are sequentially arranged at equal intervals along the horizontal direction, so that enough uniform frontal supporting force is provided for the furnace door, and the deformation capacity is balanced.
The expansion joint 4 comprises an expansion joint shell 402, and expansion nuts 401 are symmetrically arranged at two ends of the expansion joint shell 402; the transverse anchoring rod 5 and the vertical anchoring rod 6 are in threaded connection with an expansion nut 401, and an expansion space is formed in an area between the expansion nut 401 and the expansion joint shell 402.
When the temperature rises, because horizontal anchor rod 5 and vertical anchor rod 6 structure thermal expansion, produce the trend to the inflation of linear expansion space, linear expansion space length reduces, ensures that the furnace gate can not influence the anchor characteristic to whole fibre module because of thermal expansion.
The tail part of the transverse anchoring sheet 11 is provided with a mounting plate 13, and the transverse anchoring sheet 11 is welded to the oven door back plate 8 through the mounting plate 13.
The folded end of the folded sheet unit 7 is a blanket folded end 702, and the tail part of the folded sheet unit 7 is a folded blanket end 701; the folded blanket end 702 faces the fire-facing surface, the folded blanket end 701 faces the cold surface of the furnace door, the number of gaps in the fire-facing surface direction of the furnace door is reduced, and the fire resistance is effectively improved.
The above is a preferred embodiment of the present application, and the present application is not limited to the above-mentioned structure, and may have various modifications, and may be applied to more similar fields, and in short, all modifications and changes that do not depart from the design idea, mechanical structure form, and intelligent driving control manner of the present application fall within the scope of the present application.
Claims (8)
1. The utility model provides a fire-resistant furnace door structure, includes furnace gate backplate (1) and furnace gate backplate (8), its characterized in that: a folding sheet unit (7) is configured in an assembly area formed by the oven door protective plate (1) and the oven door back plate (8), the folding sheet unit (7) is perpendicular to the oven door back plate (8) and sequentially fills the assembly area, a transverse anchoring rod (5) and a vertical anchoring rod (6) are arranged in the assembly area in a crossed mode, the transverse anchoring rod (5) is installed on the oven door back plate (8) through a transverse anchoring sheet (11), and the vertical anchoring rod (6) is installed on the transverse anchoring rod (5) through a vertical anchoring sheet (9); expansion joints (4) are arranged on the transverse anchoring rod (5) and the vertical anchoring rod (6) at intervals.
2. A fire resistant oven door structure according to claim 1, characterized in that: the number of the transverse anchoring rods (5) and the number of the vertical anchoring rods (6) are four; the transverse anchoring rods (5) are sequentially arranged at equal intervals along the vertical direction; the vertical anchoring rods (6) are sequentially arranged at equal intervals along the horizontal direction.
3. A fire resistant oven door structure according to claim 2, characterized in that: and expansion joints (4) are arranged on four sides of a fixed unit frame formed by crossing the transverse anchoring rods (5) and the vertical anchoring rods (6).
4. A fire resistant oven door structure according to claim 3, characterized in that: the expansion joint (4) comprises an expansion joint shell (402), and expansion nuts (401) are symmetrically arranged at two ends of the expansion joint shell (402); the transverse anchoring rod (5) and the vertical anchoring rod (6) are in threaded connection with the expansion nut (401).
5. A refractory oven door structure according to claim 4, characterized in that: the oven door protection plate (1) comprises an upper protection plate (101) at the top, a left protection plate (102) and a right protection plate (103) at two sides and a bottom plate (104) at the bottom; a vertical anchoring rod mounting hole (2) is formed in the upper protection plate (101); and the left guard plate (102) and the right guard plate (103) are symmetrically provided with transverse anchoring rod mounting holes (3).
6. A fire resistant oven door structure according to claim 2, characterized in that: the tail of the transverse anchoring piece (11) is provided with a mounting plate (13), and the transverse anchoring piece (11) is welded to the oven door back plate (8) through the mounting plate (13).
7. A fire resistant oven door structure according to claim 2, characterized in that: the folded end of the folded sheet unit (7) is a blanket folded end (702), and the tail part of the folded sheet unit (7) is a folded blanket end (701); the folded blanket end (702) faces the fire-facing surface, and the folded blanket end (701) faces the cold surface of the furnace door.
8. A fire resistant oven door structure according to claim 1, characterized in that: and filling strips (14) are arranged at the joints of the folding sheet unit (7) and the left protective plate (102) and the right protective plate (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743772.4U CN216954055U (en) | 2022-04-01 | 2022-04-01 | Fire-resistant furnace door structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220743772.4U CN216954055U (en) | 2022-04-01 | 2022-04-01 | Fire-resistant furnace door structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216954055U true CN216954055U (en) | 2022-07-12 |
Family
ID=82299101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220743772.4U Active CN216954055U (en) | 2022-04-01 | 2022-04-01 | Fire-resistant furnace door structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216954055U (en) |
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2022
- 2022-04-01 CN CN202220743772.4U patent/CN216954055U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A refractory furnace door structure Effective date of registration: 20230425 Granted publication date: 20220712 Pledgee: Jinan Zhangqiu District Sub branch of Postal Savings Bank of China Co.,Ltd. Pledgor: SHANDONG YIRAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2023980039172 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |