CN220746030U - Cover type annealing furnace inner cover connecting mechanism - Google Patents
Cover type annealing furnace inner cover connecting mechanism Download PDFInfo
- Publication number
- CN220746030U CN220746030U CN202322461978.5U CN202322461978U CN220746030U CN 220746030 U CN220746030 U CN 220746030U CN 202322461978 U CN202322461978 U CN 202322461978U CN 220746030 U CN220746030 U CN 220746030U
- Authority
- CN
- China
- Prior art keywords
- inner cover
- chain ring
- connecting mechanism
- hood
- outer cylinder
- 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.)
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 24
- 238000000137 annealing Methods 0.000 title claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000008646 thermal stress Effects 0.000 abstract description 7
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses a cover type annealing furnace inner cover connecting mechanism, which comprises an inner cover outer cylinder and an inner container, and is characterized in that: the inner container is movably connected with the inner cover outer cylinder through a connecting mechanism; the connecting mechanism comprises a support, the lower end of the support is movably connected with a chain ring C through a pin shaft, the lower end of the chain ring C is movably sleeved with a chain ring B, the lower end of the chain ring B is movably sleeved with a chain ring A, the lower end of the chain ring A is movably sleeved with a lower connecting piece, one surface of the lower connecting piece is fixedly connected with an upper joint of the liner, and the other surface of the lower connecting piece is fixedly connected with the reinforcing plate. The utility model has simple and reasonable structure, ensures the connection strength of the inner container and the outer cylinder of the inner cover, simultaneously ensures that the thermal stress generated by heating the inner cover is released at any time, is not limited, and greatly prolongs the service life of the inner cover.
Description
Technical Field
The utility model relates to the technical field of hood-type annealing furnaces, in particular to a hood-type annealing furnace inner hood connecting mechanism.
Background
The hood-type annealing furnace is mostly used for annealing treatment of steel belts, steel wires, steel pipes, copper belts, copper wires, silicon steel sheets and the like in the metallurgical industry. The hood-type annealing furnace mainly comprises a furnace table, an inner hood, a heating hood, a cooling hood and an auxiliary system, wherein the inner hood is arranged between a steel belt to be treated and the heating hood and is formed by airtight welding of heat-resistant steel plates. The inner cover is generally of a double-layer design, and is divided into an outer cylinder and an inner container, and the two layers are connected by hanging lugs. The inner cover of the hood-type annealing furnace in the prior art adopts a conventional design, the outer cylinder of the inner cover and the inner container are directly and fixedly connected together through steel plates, the steel plate connecting structure is called a lifting lug, although the materials for manufacturing the inner cover are all high-melting-point metal materials, the inner cover works at a high temperature in the furnace for a long time, the highest temperature is 1200 ℃, and the inner part of the inner cover bears huge thermal stress without releasing the stress; the temperature of the inner cover is greatly changed at different positions in the furnace, the inner cover is extremely easy to deform in high-temperature transformation, after a period of use, the lifting lug is easy to deform, and the inner cover is broken when serious, so that the service life of the inner cover is shortened, and normal production is influenced. Chinese patent No. cn202022506535.X discloses a hood-type annealing furnace inner hood lifting lug, the lifting lug body includes upper connecting piece, lower connecting piece and middle buffer plate, and the middle buffer plate passes through bolted connection with upper connecting piece and lower connecting piece, just needs to have sufficient tightening force to guarantee the joint strength of inner bag and urceolus, and when the thermal stress that the inner hood was heated produced is big enough, can release thermal stress through middle buffer plate, and at this moment, has led to the inner hood to take place the deformation, outwards bulge even, still can lead to the inner hood to break when serious. Therefore, it is desirable to provide a hood-type annealing furnace inner hood attachment mechanism that releases thermal stresses over time.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a hood-type annealing furnace inner hood connecting mechanism.
In order to achieve the technical purpose and meet the technical requirements, the utility model adopts the technical scheme that: the utility model provides a cover type annealing stove inner cover coupling mechanism, includes inner cover urceolus, inner bag, its characterized in that: the inner container is movably connected with the inner cover outer cylinder through a connecting mechanism;
the connecting mechanism comprises a support, the lower end of the support is movably connected with a chain ring C through a pin shaft, the lower end of the chain ring C is movably sleeved with a chain ring B, the lower end of the chain ring B is movably sleeved with a chain ring A, the lower end of the chain ring A is movably sleeved with a lower connecting piece, one surface of the lower connecting piece is fixedly connected with an upper joint of the liner, and the other surface of the lower connecting piece is fixedly connected with the reinforcing plate.
Preferably, the bracket is welded on the inner wall of the upper part of the outer cylinder of the inner cover.
Preferably, the inner cover outer cylinder and the inner container are uniformly provided with a plurality of connecting mechanisms.
Preferably, the number of the chain links B is set to 0-3.
Compared with the traditional structure, the utility model has the beneficial effects that: the structure is simple and reasonable, the connection strength of the inner container and the outer cylinder of the inner cover is ensured, the thermal stress generated by heating the inner cover is released at any time, the inner cover is not limited, and the service life of the inner cover is greatly prolonged.
Drawings
FIG. 1 is a schematic view of the installation of the present utility model;
FIG. 2 is an enlarged view of the present utility model;
FIG. 3 is a cross-sectional view B-B of FIG. 2;
in the figure: 1. the inner cover outer cylinder, 2, the inner container, 21, the upper joint, 3, the connecting mechanism, 31, the bracket, 32, the pin roll, 33, the reinforcing plate, 34, the lower connecting piece, 35, the chain ring A,36, the chain ring B,37, the chain ring C,38, the cotter pin and 39, and the gasket.
Detailed Description
The present utility model will be further described below.
Referring to the attached drawings, the inner cover connecting mechanism of the cover type annealing furnace comprises an inner cover outer cylinder 1 and an inner container 2, and is characterized in that: the inner container 2 is movably connected with the inner cover outer cylinder 1 through a connecting mechanism 3;
the connecting mechanism 3 comprises a support 31, the lower end of the support 31 is movably connected with a chain ring C37 through a pin shaft 32, the lower end of the chain ring C37 is movably sleeved with a chain ring B36, the lower end of the chain ring B36 is movably sleeved with a chain ring A35, the lower end of the chain ring A35 is movably sleeved with a lower connecting piece 34, one surface of the lower connecting piece 34 is fixedly connected with an upper joint 21 of the liner 2, and the other surface of the lower connecting piece is fixedly connected with a reinforcing plate 33.
In the preferred embodiment, the bracket 31 is welded to the upper inner wall of the inner housing outer cylinder 1.
In the preferred embodiment, a plurality of connecting mechanisms 3 are uniformly arranged on the inner cover outer cylinder 1 and the inner container 2.
In the preferred embodiment, the number of the links B36 is set to 0 to 3.
According to the utility model, the inner wall of the outer cylinder of the inner cover is uniformly welded with the plurality of brackets, the lower surfaces of the brackets are movably connected with the inner cylinder through the plurality of chain rings, a large distance is reserved between the chain rings, so that the thermal expansion in the production process is facilitated, the thermal stress generated by heating the inner cover is released at any time, and the inner cover is not limited, so that the inner cover cannot bulge and deform outwards, the inner cover cannot be broken, and the service life of the inner cover is greatly prolonged.
The foregoing embodiments of the present utility model are merely illustrative of the present utility model and are not intended to limit the scope of the present utility model, and all equivalent technical solutions are also included in the scope of the present utility model, which is defined by the claims.
Claims (4)
1. The utility model provides a cover type annealing furnace inner cover coupling mechanism, includes inner cover urceolus (1), inner bag (2), its characterized in that: the inner container (2) is movably connected with the inner cover outer cylinder (1) through a connecting mechanism (3);
the connecting mechanism (3) comprises a support (31), the lower end of the support (31) is movably connected with a chain ring C (37) through a pin shaft (32), the lower end of the chain ring C (37) is movably sleeved with a chain ring B (36), the lower end of the chain ring B (36) is movably sleeved with a chain ring A (35), the lower end of the chain ring A (35) is movably sleeved with a lower connecting piece (34), one surface of the lower connecting piece (34) is fixedly connected with an upper joint (21) of the liner (2), and the other surface of the lower connecting piece is fixedly connected with a reinforcing plate (33).
2. The hood-type annealing furnace inner hood connecting mechanism according to claim 1, wherein: the bracket (31) is welded on the inner wall of the upper part of the inner cover outer cylinder (1).
3. The hood-type annealing furnace inner hood connecting mechanism according to claim 1, wherein: a plurality of connecting mechanisms (3) are uniformly arranged on the inner cover outer cylinder (1) and the inner container (2).
4. The hood-type annealing furnace inner hood connecting mechanism according to claim 1, wherein: the number of the chain rings B (36) is set to 0-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322461978.5U CN220746030U (en) | 2023-09-12 | 2023-09-12 | Cover type annealing furnace inner cover connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322461978.5U CN220746030U (en) | 2023-09-12 | 2023-09-12 | Cover type annealing furnace inner cover connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220746030U true CN220746030U (en) | 2024-04-09 |
Family
ID=90550808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322461978.5U Active CN220746030U (en) | 2023-09-12 | 2023-09-12 | Cover type annealing furnace inner cover connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220746030U (en) |
-
2023
- 2023-09-12 CN CN202322461978.5U patent/CN220746030U/en active Active
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