CN220581972U - Kiln head large expansion joint of firing workshop - Google Patents
Kiln head large expansion joint of firing workshop Download PDFInfo
- Publication number
- CN220581972U CN220581972U CN202322216243.6U CN202322216243U CN220581972U CN 220581972 U CN220581972 U CN 220581972U CN 202322216243 U CN202322216243 U CN 202322216243U CN 220581972 U CN220581972 U CN 220581972U
- Authority
- CN
- China
- Prior art keywords
- bellows
- expansion joint
- kiln head
- firing
- shop
- Prior art date
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- 238000010304 firing Methods 0.000 title claims description 11
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 238000003466 welding Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000639 Spring steel Inorganic materials 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 claims description 2
- 229910052731 fluorine Inorganic materials 0.000 claims description 2
- 239000011737 fluorine Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005245 sintering Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 210000001503 joint Anatomy 0.000 description 11
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004831 Hot glue Substances 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Abstract
The utility model relates to the technical field of expansion joints and discloses a kiln head large expansion joint of a sintering workshop, which comprises a corrugated pipe, wherein flange plates are arranged at the top and the bottom of the corrugated pipe, an extension pipe is welded in the flange plates, a groove is formed in the surface of the extension pipe, a sealing ring is fixedly sleeved on the surface of the groove, sealing gaskets are adhered to the opposite sides of the two flange plates, a base plate is welded on the surface of the flange plates, fixing frames are arranged on the two sides of the corrugated pipe, two positioning plates are arranged in the fixing frames, and threaded rods are welded on the opposite sides of the two positioning plates; can possess the leakproofness good, avoid causing the energy consumption hourglass to interface department, saved the use cost of equipment, can realize simultaneously that it is effectual to extend, not only improved the extension volume of bellows greatly, still ensured the steadiness after the installation, the security is high.
Description
Technical Field
The utility model belongs to the technical field of expansion joints, and particularly relates to a large expansion joint for a kiln head of a sintering workshop.
Background
The expansion joint is a flexible structure which is arranged on a container shell or a pipeline in order to compensate additional stress caused by temperature difference and mechanical vibration, the kiln head in a sintering workshop is required to be connected with the expansion joint and a cylinder, the existing large expansion joint has good stability, but only adopts a fixed connection mode of a screw rod and a nut, the mode can greatly limit the expansion of the corrugated pipe, the expansion amount of the corrugated pipe is greatly reduced, the corrugated pipe is easy to damage, the safety is lower, the sealing effect is poor, the existing butt joint mode is to directly fix two flange plates after the two flange plates are attached, but when the bolts are not screwed to the bottom or the flange plates are worn due to corrosion, gaps are easily formed at the connection positions, and the practicability is poor.
Disclosure of Invention
The utility model aims to provide a large expansion joint for a kiln head of a sintering workshop, which has the advantages of good expansion effect and excellent sealing property, and solves the problems that the existing expansion joint can cause great limitation on expansion of a corrugated pipe and has poor sealing effect.
The technical aim of the utility model is realized by the following technical scheme: the utility model provides a big expansion joint of firing shop kiln head, includes the bellows, the ring flange is all installed to the top and the bottom of bellows, the inside welding of ring flange has the extension pipe, the surface of extension pipe is seted up flutedly, the fixed surface of recess has cup jointed the sealing washer, two the ring flange all bonds to have sealed the pad in one side of facing away from, the surface welding of ring flange has the base plate, the both sides of bellows all are provided with the fixed frame, the inside of fixed frame is provided with two locating plates, two the equal welding in one side of locating plate facing away from has the threaded rod, two the bolt of spring anchor sheet has fixed spring in one side of locating plate opposite, the surface threaded connection of threaded rod has the nut.
The technical scheme is adopted: can possess the leakproofness good, avoid causing the energy consumption hourglass to interface department, saved the use cost of equipment, can realize simultaneously that it is effectual to extend, not only improved the extension volume of bellows greatly, still ensured the steadiness after the installation, the security is high.
The utility model is further characterized in that two sliding rails are bolted to the inside of the fixed frame, and sliding blocks in sliding connection with the sliding rails are welded to two sides of the positioning plate.
The technical scheme is adopted: the positioning plate can be limited, and the positioning plate is prevented from inclining in the up-and-down moving process.
The utility model is further arranged that the bellows and the threaded rod are both manufactured from stainless steel.
The technical scheme is adopted: the corrugated pipe and the threaded rod have the characteristics of high strength, small density and excellent corrosion resistance.
The utility model further provides that the fixing spring is made of carbon spring steel.
The technical scheme is adopted: the fixed spring has the characteristics of excellent mechanical property, good anti-elastic property, low temperature resistance and corrosion resistance.
The utility model further provides that the sealing ring and the sealing gasket are both made of fluororubber materials.
The technical scheme is adopted: the sealing ring and the sealing gasket have excellent high temperature resistance and higher tensile strength and hardness.
The utility model further provides that the two flanges are identical in size.
In summary, the utility model has the following beneficial effects:
1. the sealing ring is firstly lifted up and sleeved on the groove during installation, the sealing gasket is adhered to the butt joint surface of the flange plate by using hot melt adhesive after the sealing ring is sleeved, then the flange plate is grasped by hands to insert the groove into the through groove of the butt joint flange, the sealing ring is tightly attached to the inner wall of the butt joint flange after the groove is inserted, the sealing ring has excellent sealing performance, the energy consumption leakage at the joint is avoided, and the use cost of equipment is saved;
2. through can make the threaded rod remove to the fixed frame the inside when bellows produces deformation because of expend with heat and contract with cold, the threaded rod can drive the locating plate and remove together through under the cooperation of slide rail and fixed spring when moving, can oppress fixed spring and make fixed spring get into the shrink state when moving, fixed spring can provide great extension space for the bellows when the shrink, can realize that it is effectual to extend, has not only improved the extension volume of bellows greatly, has still ensured the steadiness after the installation, and the security is high.
Drawings
FIG. 1 is a schematic diagram of the front of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional front view of the structure of the present utility model;
fig. 3 is an enlarged schematic view of fig. 2 a in accordance with the present utility model.
Reference numerals: 1. a bellows; 2. a flange plate; 3. an extension tube; 4. a groove; 5. a seal ring; 6. a sealing gasket; 7. a substrate; 8. a fixed frame; 9. a positioning plate; 10. a threaded rod; 11. a fixed spring; 12. a nut; 13. a slide rail; 14. a sliding block.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
Example 1:
referring to fig. 1, 2 and 3, a kiln head large expansion joint of a firing workshop comprises a corrugated pipe 1, the corrugated pipe 1 and a threaded rod 10 are manufactured by stainless steel materials, the corrugated pipe 1 and the threaded rod 10 are characterized by high strength, small density and excellent corrosion resistance, flange plates 2 are installed at the top and the bottom of the corrugated pipe 1, the two flange plates 2 are identical in size, an extension pipe 3 is welded inside the flange plates 2, a groove 4 is formed in the surface of the extension pipe 3, a sealing ring 5 is fixedly sleeved on the surface of the groove 4, sealing gaskets 6 are adhered to the opposite sides of the two flange plates 2, the sealing ring 5 and the sealing gaskets 6 are manufactured by fluorine rubber materials, the sealing ring 5 and the sealing gaskets 6 are excellent in high-temperature resistance, and high in tensile strength and hardness, the sealing gaskets 5 are firstly lifted up and sleeved on the groove 4 after the sealing rings 5 are sleeved, the sealing gaskets 6 are adhered to the butt joint surfaces of the flange plates 2 by using hot melt adhesives, then the groove 4 is inserted into a through groove of the butt joint flanges by hand, the sealing gaskets 4 can be tightly adhered to the inner walls of the butt joint flanges after the groove 4 is inserted, and leakage of the joint equipment can be avoided, and the leakage of the equipment can be avoided.
The use process is briefly described: through firstly picking up the sealing ring 5 and sleeving the sealing ring on the groove 4 during installation, after sleeving the sealing ring 5, using hot melt adhesive to bond the sealing gasket 6 on the butt joint surface of the flange plate 2, then manually grabbing the flange plate 2 to insert the groove 4 into the through groove of the butt joint flange, and tightly attaching the sealing ring 5 to the inner wall of the butt joint flange after the groove 4 is inserted.
Example 2:
referring to fig. 1 and 2, a large expansion joint of kiln head in a firing workshop, the surface welding of ring flange 2 has base plate 7, the both sides of bellows 1 all are provided with fixed frame 8, the inside of fixed frame 8 is provided with two locating plates 9, the inside bolted connection of fixed frame 8 has two slide rails 13, the both sides of locating plate 9 all weld with slide rail 13 sliding connection's slider 14, can carry out spacing to locating plate 9, prevent locating plate 9 from up-and-down moving the in-process condition that the slope appears, the threaded rod 10 has all been welded to one side that two locating plates 9 are facing away from, the opposite side of two locating plates 9 has fixed spring 11 through the spring stationary blade bolting, fixed spring 11 is made by carbon spring steel material, fixed spring 11 has the characteristics that excellent performance, anti-elastic reduction performance is good, low temperature resistant corrosion-resistant, threaded rod 10's surface threaded connection has nut 12, can make threaded rod 10 to the fixed frame 8 the inside move through the cooperation of slide rail 13 and fixed spring 11 when bellows 1 produces deformation, can drive locating plate 9 and move together under the cooperation of fixed spring 11 when moving inwards, can not shrink the fixed spring 11, can be realized the expansion effect is high, can not be fixed to the bellows is realized, but the expansion volume is still is stable when the bellows is fixed to the expansion spring 1, high compression volume is realized, high compression spring 11 can be fixed, and can be fixed, high expansion volume is stable is realized, and the expansion is stable and can be fixed, and can be easily expanded.
The use process is briefly described: through can make threaded rod 10 to fixed frame 8 the inside remove when bellows 1 produces deformation because of expend with heat and contract with cold, threaded rod 10 can drive locating plate 9 and remove together through the cooperation of slide rail 13 and fixed spring 11 when moving down, and locating plate 9 can oppress fixed spring 11 and make fixed spring 11 get into the shrink state when moving, and fixed spring 11 can provide great extension space for bellows 1 when contracting.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Claims (6)
1. The utility model provides a big expansion joint of firing shop kiln head, includes bellows (1), its characterized in that: the utility model discloses a corrugated pipe, including bellows (1), bellows, fixed frame (8), threaded rod (10) have all been welded to the inside welding of bellows (1), recess (4) have been seted up on the inside welding of bellows (2), fixed surface of recess (4) has cup jointed sealing washer (5), two the surface welding of bellows (2) has all glued sealed pad (6) in one side that is opposite, the surface welding of bellows (2) has base plate (7), the both sides of bellows (1) all are provided with fixed frame (8), the inside of fixed frame (8) is provided with two locating plates (9), two the one side that locating plate (9) are opposite has all welded threaded rod (10), two fixed spring (11) have been passed through spring anchor piece bolt in one side that locating plate (9) are opposite, the surface threaded connection of threaded rod (10) has nut (12).
2. The firing shop kiln head large expansion joint according to claim 1, characterized in that: two sliding rails (13) are bolted to the inside of fixed frame (8), both sides of locating plate (9) have welded slider (14) with sliding connection of sliding rail (13).
3. The firing shop kiln head large expansion joint according to claim 1, characterized in that: the corrugated pipe (1) and the threaded rod (10) are both made of stainless steel.
4. The firing shop kiln head large expansion joint according to claim 1, characterized in that: the fixed spring (11) is made of carbon spring steel.
5. The firing shop kiln head large expansion joint according to claim 1, characterized in that: the sealing ring (5) and the sealing gasket (6) are both made of fluorine rubber materials.
6. The firing shop kiln head large expansion joint according to claim 1, characterized in that: the two flanges (2) are identical in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322216243.6U CN220581972U (en) | 2023-08-17 | 2023-08-17 | Kiln head large expansion joint of firing workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322216243.6U CN220581972U (en) | 2023-08-17 | 2023-08-17 | Kiln head large expansion joint of firing workshop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220581972U true CN220581972U (en) | 2024-03-12 |
Family
ID=90119973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322216243.6U Active CN220581972U (en) | 2023-08-17 | 2023-08-17 | Kiln head large expansion joint of firing workshop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220581972U (en) |
-
2023
- 2023-08-17 CN CN202322216243.6U patent/CN220581972U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |