CN219709503U - Annular cooler - Google Patents
Annular cooler Download PDFInfo
- Publication number
- CN219709503U CN219709503U CN202321385176.4U CN202321385176U CN219709503U CN 219709503 U CN219709503 U CN 219709503U CN 202321385176 U CN202321385176 U CN 202321385176U CN 219709503 U CN219709503 U CN 219709503U
- Authority
- CN
- China
- Prior art keywords
- inner ring
- pipe
- outer ring
- oil cylinder
- ring 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.)
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Links
- 239000012809 cooling fluid Substances 0.000 claims abstract description 13
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 229910001060 Gray iron Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 abstract description 15
- 238000001816 cooling Methods 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000010079 rubber tapping Methods 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to the technical field of cooling devices, in particular to an annular cooler. The annular cooler comprises an inner annular pipe and an outer annular pipe which are communicated with each other, wherein the inner annular pipe and the outer annular pipe are coaxially and parallelly arranged at intervals, the diameter of the inner ring of the inner annular pipe is larger than that of an oil cylinder shaft on a cover moving machine and smaller than that of the inner ring of the outer annular pipe, the diameter of the inner ring of the outer annular pipe is larger than that of the oil cylinder on the cover moving machine, and an inlet joint for accessing cooling fluid, an outlet joint for discharging the cooling fluid and a fixing piece for being axially connected with the oil cylinder on the cover moving machine are arranged on the inner annular pipe. When the annular cooler is used, cooling fluid is introduced into the inner annular pipe from the inlet joint, circulated in the inner annular pipe and the outer annular pipe and then discharged from the outlet joint, so that the integral cooling of the oil cylinder of the cover moving machine is realized, the sealing ring of the oil cylinder on the cover moving machine is prevented from being gelled due to heating, and the service life of the sealing ring of the oil cylinder on the cover moving machine is prolonged.
Description
Technical Field
The utility model relates to the technical field of cooling devices, in particular to an annular cooler.
Background
In the current steelmaking production, the blast furnace and the blast furnace tap hole platform cast house all have large-scale development trend, and along with the large-scale of the blast furnace and the gradual popularization of environment-friendly production, higher requirements are also put forward on the stokehole mechanization of the blast furnace. Taking a blast furnace tapping channel as an example: in order to improve the operating environment in front of the furnace and prevent molten iron from splashing, the tapping channel of the blast furnace needs to be sealed with an iron hook cover. When the tapping machine is used for opening the tapping channel or the tapping channel is blocked by using the mud foam, the iron hook cover needs to be removed, so that an operation space is reserved for the tapping machine or the mud foam. In order to improve the cover moving efficiency and ensure the construction safety, a mechanized special device-a cover moving machine which is specially used for lifting and moving the iron hook cover is produced.
However, as the temperature of the tapping channel is extremely high and molten iron splashes, the temperature of the cover moving machine is high, the sealing ring of the oil cylinder on the cover moving machine is easy to be gelled by heat to fail, and oil leakage often occurs to the oil cylinder.
Disclosure of Invention
In order to solve the technical problems, the utility model provides the annular cooler capable of prolonging the service life of the sealing ring of the oil cylinder on the cover moving machine.
The utility model adopts the following technical scheme:
the utility model provides an annular cooler which comprises an inner annular pipe and an outer annular pipe which are communicated with each other, wherein the inner annular pipe and the outer annular pipe are coaxially and parallelly arranged at intervals, the diameter of the inner ring of the inner annular pipe is larger than that of an oil cylinder shaft on a cover moving machine and smaller than that of the inner ring of the outer annular pipe, the diameter of the inner ring of the outer annular pipe is larger than that of the oil cylinder on the cover moving machine, and an inlet joint for accessing cooling fluid, an outlet joint for discharging cooling fluid and a fixing piece for being axially connected with the oil cylinder on the cover moving machine are arranged on the inner annular pipe.
Preferably, a plurality of air holes are arranged on the inner ring pipe and the inner ring wall of the outer ring pipe at equal intervals in the circumferential direction, and the axial intersection points of the air holes are arranged on the axes of the inner ring pipe and the outer ring pipe.
Preferably, the included angle between two adjacent air holes is within 30 degrees.
Preferably, the inner ring avoidance arc section and the outer ring avoidance arc section are correspondingly arranged on the same side of the inner ring pipe and the outer ring pipe, the central angles of the inner ring avoidance arc section and the outer ring avoidance arc section are the same, the inner ring avoidance arc section can avoid an oil cylinder shaft, and the outer ring avoidance arc section can avoid an oil cylinder.
Preferably, the central angles of the inner ring avoiding arc section and the outer ring avoiding arc section are within 80 degrees.
Preferably, the inner collar and the outer collar are both gray cast iron pieces.
Preferably, a plurality of fixing pieces are arranged at intervals, and the plurality of fixing pieces are connected with the oil cylinder through bolts along the axial direction.
Compared with the prior art, the utility model has the beneficial effects that:
when the annular cooler is used, the annular cooler is axially fixed on the oil cylinder of the cover moving machine through the fixing piece, the inner ring pipe is positioned at the position of the oil cylinder shaft, the outer ring pipe is positioned at the position of the oil cylinder shell, the sealing rings to be cooled are also covered in the inner ring pipe and the outer ring pipe, cooling fluid is introduced into the inner ring pipe from the inlet joint and circulates in the inner ring pipe and the outer ring pipe, and then is discharged from the outlet joint, so that the integral cooling of the oil cylinder of the cover moving machine is realized, the sealing rings of the oil cylinder on the cover moving machine are prevented from being heated to gel, and the service life of the sealing rings of the oil cylinder on the cover moving machine is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of an annular cooler in an embodiment of the present utility model.
Fig. 2 is a schematic front view of an annular cooler in an embodiment of the utility model.
FIG. 3 is a cross-sectional view of an inner collar of an annular cooler in an embodiment of the present utility model.
Fig. 4 is a cross-sectional view of an outer collar of an annular cooler in an embodiment of the present utility model.
Fig. 5 is a schematic left-hand view of an annular cooler in an embodiment of the utility model.
FIG. 6 is a cross-sectional view of an annular cooler in an embodiment of the utility model.
Wherein reference numerals are as follows:
1. inner ring pipe
2. Outer ring pipe
3. Inlet connector
4. Outlet connector
5. Fixing piece
6. Air holes
7. Inner ring avoiding arc section
8. Outer ring avoiding arc section
Detailed Description
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present utility model and are not intended to be limiting.
In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
As shown in fig. 1 to 6, an embodiment of the ring cooler of the present utility model is shown.
Referring to fig. 1 to 6, the present embodiment provides an annular cooler, which comprises an inner annular pipe 1 and an outer annular pipe 2 which are mutually communicated, wherein the inner annular pipe 1 and the outer annular pipe 2 are coaxially and parallelly arranged at intervals, the diameter of the inner ring of the inner annular pipe 1 is larger than the diameter of an oil cylinder shaft on a cover moving machine and smaller than the diameter of the inner ring of the outer annular pipe 2, the diameter of the inner ring of the outer annular pipe 2 is larger than the diameter of an oil cylinder on the cover moving machine, and an inlet joint 3 for accessing cooling fluid, an outlet joint 4 for discharging cooling fluid and a fixing piece 5 for being axially connected with the oil cylinder on the cover moving machine are arranged on the inner annular pipe 1.
When the annular cooler is used, the annular cooler is axially fixed on the oil cylinder of the cover moving machine through the fixing piece 5, the inner annular pipe 1 is positioned at the position of the oil cylinder shaft, the outer annular pipe 2 is positioned at the position of the oil cylinder shell, the sealing rings to be cooled are also covered in the inner annular pipe 1 and the outer annular pipe 2, cooling fluid is introduced into the inner annular pipe 1 from the inlet joint 3, circulated in the inner annular pipe 1 and the outer annular pipe 2, and then discharged from the outlet joint 4, so that the integral cooling and the temperature reduction of the oil cylinder of the cover moving machine are realized, the sealing rings of the oil cylinder on the cover moving machine are prevented from being gelled due to heating, and the service life of the sealing rings of the oil cylinder on the cover moving machine is prolonged.
Preferably, referring to fig. 1 and 6, the inner ring walls of the inner ring pipe 1 and the outer ring pipe 2 are provided with a plurality of air holes 6 at equal intervals in the circumferential direction, and the axial intersection points of the plurality of air holes 6 are on the axes of the inner ring pipe 1 and the outer ring pipe 2. The arrangement of the plurality of air holes 6 can enable the cooling fluid in the inner ring pipe 1 and the outer ring pipe 2 to directly purge the oil cylinder shaft and the oil cylinder shell, so that the cooling effect is improved.
It should be noted that, under the condition of no cooling, the temperature of the sealing ring of the cylinder on the cover moving machine is between 105 ℃ and 125 ℃, and the heat-resistant interval of the sealing ring is between 80 ℃ and 120 ℃, so that the sealing ring can be prevented from being gelled by heating and the normal operation of the sealing ring is not influenced only by ensuring that the temperature of the sealing ring is reduced to 50 ℃ to 70 ℃ after cooling; in order to reach the temperature reduction interval of 50-70 ℃, air, nitrogen and other gases can be introduced into the annular cooler to serve as cooling fluid.
Preferably, the included angle between two adjacent air holes 6 is within 30 degrees, so as to ensure the uniform cooling of the oil cylinder shaft and the oil cylinder shell.
Preferably, referring to fig. 1 and 2, an inner ring avoidance arc section 7 and an outer ring avoidance arc section 8 are correspondingly formed on the same side of the inner ring pipe 1 and the outer ring pipe 2, the central angles of the inner ring avoidance arc section 7 and the outer ring avoidance arc section 8 are the same, the inner ring avoidance arc section 7 can avoid an oil cylinder shaft, and the outer ring avoidance arc section 8 can avoid an oil cylinder. The setting of arc section 7 and outer loop avoidance arc section 8 is dodged to the inner loop and is dodged the annular cooler of this embodiment and tear open and change and provide convenience, when the annular cooler of needs tear open and change, only need through removing mounting 5 and moving the connection of the hydro-cylinder on the machine of covering, can take out through dodging, and need not demolish the hydro-cylinder.
Preferably, the central angles of the inner ring avoiding arc section 7 and the outer ring avoiding arc section 8 are within 80 degrees. Because the positions of the inner ring avoidance arc section 7 and the outer ring avoidance arc section 8 cannot effectively cool the oil cylinder shaft and the oil cylinder shell, the central angles of the inner ring avoidance arc section 7 and the outer ring avoidance arc section 8 are within 80 degrees on the premise that the avoidance effect is not affected, and the integral cooling effect of the oil cylinder is guaranteed.
Preferably, the inner collar 1 and the outer collar 2 are both gray cast iron pieces. The gray cast iron can work in the environment of 700-950 ℃, has better heat conduction performance, is used for manufacturing the inner and outer annular pipes, can enable the inner and outer annular pipes 1 and 2 to better adapt to the working environment of the tapping channel position, and realizes better cooling effect.
Preferably, referring to fig. 1 and 2, a plurality of fixing members 5 are provided at intervals, and a plurality of fixing members 5 are axially bolted to the cylinder.
Specifically, in the present embodiment, the plurality of fixing members 5 are each bolted to the cylinder housing.
The annular cooler of the embodiment can be manufactured on site according to the size of the on-site oil cylinder, so that the annular cooler can be suitable for various oil cylinder cooling occasions.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.
Claims (7)
1. The utility model provides an annular cooler, its characterized in that, including inner ring pipe (1) and outer ring pipe (2) of intercommunication each other, inner ring pipe (1) with outer ring pipe (2) coaxial and parallel interval sets up, the inner ring diameter of inner ring pipe (1) is greater than the diameter of moving lid machine upper cylinder axle and is less than the inner ring diameter of outer ring pipe (2), the inner ring diameter of outer ring pipe (2) is greater than move the diameter of lid machine upper cylinder, be equipped with on inner ring pipe (1) and be used for inserting cooling fluid inlet connection (3), be used for discharging cooling fluid outlet connection (4) and be used for with move lid machine upper cylinder axial connection's mounting (5).
2. The annular cooler according to claim 1, characterized in that a plurality of air holes (6) are circumferentially and equally arranged on the inner ring wall of the inner ring pipe (1) and the outer ring pipe (2), and the axial intersection points of the air holes (6) are arranged on the axes of the inner ring pipe (1) and the outer ring pipe (2).
3. An annular cooler according to claim 2, characterized in that the angle between two adjacent air holes (6) is within 30 °.
4. The annular cooler according to claim 1, characterized in that an inner ring avoiding arc section (7) and an outer ring avoiding arc section (8) are correspondingly arranged on the same side of the inner ring pipe (1) and the outer ring pipe (2), the central angles of the inner ring avoiding arc section (7) and the outer ring avoiding arc section (8) are the same, the inner ring avoiding arc section (7) can avoid the oil cylinder shaft, and the outer ring avoiding arc section (8) can avoid the oil cylinder.
5. The annular cooler according to claim 4, characterized in that the central angle of the inner ring avoidance arc (7) and the outer ring avoidance arc (8) is within 80 °.
6. The ring cooler according to claim 1, characterized in that the inner ring tube (1) and the outer ring tube (2) are both grey cast iron pieces.
7. The annular cooler according to claim 1, characterized in that a plurality of the fixing members (5) are provided at intervals, and a plurality of the fixing members (5) are bolted to the cylinder in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385176.4U CN219709503U (en) | 2023-06-01 | 2023-06-01 | Annular cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321385176.4U CN219709503U (en) | 2023-06-01 | 2023-06-01 | Annular cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219709503U true CN219709503U (en) | 2023-09-19 |
Family
ID=88015774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321385176.4U Active CN219709503U (en) | 2023-06-01 | 2023-06-01 | Annular cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219709503U (en) |
-
2023
- 2023-06-01 CN CN202321385176.4U patent/CN219709503U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |