CN211803119U - Descaling device for rail-type steel - Google Patents
Descaling device for rail-type steel Download PDFInfo
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- CN211803119U CN211803119U CN202020330705.0U CN202020330705U CN211803119U CN 211803119 U CN211803119 U CN 211803119U CN 202020330705 U CN202020330705 U CN 202020330705U CN 211803119 U CN211803119 U CN 211803119U
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- Prior art keywords
- pipe
- water
- descaling device
- water pump
- descaling
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 56
- 239000010959 steel Substances 0.000 title claims abstract description 56
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 118
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 238000007872 degassing Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
The utility model relates to a descaling device for rail section steel, which comprises a water pump, wherein a water outlet pipe is detachably connected on the water pump, and one end of the water outlet pipe, which is far away from the water pump, is provided with a table roller positioned at the outlet end of a heating furnace; the table roller is fixedly provided with a support frame, one end of the water outlet pipe, which is far away from the water pump, is inserted into one side of the support frame and is fixedly connected inside the support frame to form a water outlet frame; the water outlet frame comprises an upper pipe, a lower pipe, a left pipe and a right pipe, the upper pipe is positioned on the upper side of the table roller, the lower pipe is positioned on the lower side of the table roller, the left pipe is positioned on the left side of the table roller, and the right pipe is positioned on the right side of the table roller; and the upper pipe, the lower pipe, the left pipe and the right pipe can be detachably connected with a plurality of nozzles. The utility model discloses be equipped with out the water frame on the bench roller of heating furnace exit end, a plurality of nozzles of connecting on the water frame can carry out the water under high pressure descaling process in different positions to the upper surface and the lower surface of shaped steel to this descaling device's the ability of removing the descaling has been improved.
Description
Technical Field
The utility model belongs to the technical field of the technique that shaped steel descaled and specifically relates to a descaling device of track shaped steel is related to.
Background
In general, molten metal dissolved in a blast furnace, an electric furnace, or the like is poured into a mold to form a rolled material (steel sheet) having a predetermined shape. Such a steel sheet may be rolled depending on product characteristics after being heated in a heating furnace. If a steel sheet heated to a temperature not lower than the recrystallization temperature in a heating furnace reacts with oxygen in the atmosphere, an oxide film, that is, scale, may be formed on the surface. Since this scale is a factor causing a defect during rolling, the descaling operation is performed before the rolling operation, and such a descaling operation can be referred to as descaling operation. Generally, the descaling operation may be performed by a descaling device. The descaling device is generally installed in a conveyor (e.g., a table roll) for pulling out and conveying a heated steel sheet, and can remove scale by spraying high-pressure cooling water onto the surface of the steel sheet conveyed along the conveyor.
Reference is made to the invention patent with an issued publication number CN104169014B, which discloses a descaling system in which a descaling device has a descaling nozzle for removing scale formed on the surface of a steel sheet by spraying water to the surface. The descaling nozzle is connected to a pump for pressurizing water from a water supply source, and the water pressurized by the pump is sprayed onto the surface of the steel sheet. A deaerator is provided on the inlet side of the pump, and the deaerator lowers the dissolved oxygen concentration in the water fed to the pump from the water supply source to the raw water.
The above prior art solutions have the following drawbacks: this descaling system is provided with a degasifier on the inlet side of the pump to reduce the dissolved oxygen concentration in the raw water of the water supply source, but this descaling system is provided with only a pair of descaling nozzles to remove scale formed on the front and back surfaces of the steel sheet. As the steel sheet is conveyed by the conveyor, the number of nozzles is small, and high-pressure water may not be sprayed to some portions of the steel sheet, thereby reducing the descaling capability. Therefore, in order to solve the above problems, it is necessary to provide a descaling device for a rail-type steel, which has a plurality of nozzles at different orientations of the steel, and thus has an improved descaling capability.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a descaling device of track shaped steel, which is not enough for the prior art, and has a plurality of nozzles in different positions of the shaped steel, thereby improving the descaling capability.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a descaling device for track section steel comprises a water tank and a water pump, wherein a water outlet pipe is detachably connected to the water pump, and one end, far away from the water pump, of the water outlet pipe is provided with a table roller at the outlet end of a heating furnace; the table roller is fixedly provided with a support frame, one end of the water outlet pipe, which is far away from the water pump, is inserted into one side of the support frame and is fixedly connected inside the support frame to form a water outlet frame; the water outlet frame comprises an upper pipe, a lower pipe, a left pipe and a right pipe, the upper pipe is positioned on the upper side of the table roller, the lower pipe is positioned on the lower side of the table roller, the left pipe is positioned on the left side of the table roller, and the right pipe is positioned on the right side of the table roller; and the upper pipe, the lower pipe, the left pipe and the right pipe can be detachably connected with a plurality of nozzles.
By adopting the technical scheme, the water outlet frame is arranged on the table roller at the outlet end of the heating furnace, and the plurality of nozzles connected to the water outlet frame can perform high-pressure water descaling processes in different directions (up, down, left and right) on the upper surface and the lower surface of the section steel, so that the descaling capacity of the descaling device is improved.
The present invention may be further configured in a preferred embodiment as: the upper half section and the lower half section of the left pipe and the right pipe can be detachably connected with a plurality of nozzles.
Through adopting above-mentioned technical scheme, a plurality of nozzles that the first half section of left pipe and right pipe is connected can carry out the descaling process of water under high pressure fully to the upper surface of shaped steel, and a plurality of nozzles that the second half section of left pipe and right pipe is connected can carry out the descaling process of water under high pressure fully to the lower surface of shaped steel to the ability to the descaling of shaped steel upper surface and lower surface has been improved.
The present invention may be further configured in a preferred embodiment as: the water outlets of the nozzles on the upper half sections of the left pipe and the right pipe are inclined downwards.
By adopting the technical scheme, the nozzles at the upper half sections of the left pipe and the right pipe are inclined downwards, and the oxide skin removing process of the upper surface of the section steel can be fully performed by high-pressure water, so that the oxide skin on the upper surface of the section steel is fully removed, and the oxide skin removing capacity of the device is improved.
The present invention may be further configured in a preferred embodiment as: and water outlets of the plurality of nozzles at the lower half sections of the left pipe and the right pipe are inclined upwards.
By adopting the technical scheme, the nozzles at the lower half sections of the left pipe and the right pipe are inclined upwards, so that the lower surface of the section steel can be subjected to a full high-pressure water descaling process, the scale on the lower surface of the section steel can be fully removed, and the descaling capacity of the device is improved.
The present invention may be further configured in a preferred embodiment as: both sides of the support frame at the upper end of the upper pipe are detachably connected with a plurality of chains, the chains are closely arranged, and the lower ends of the chains are positioned at the upper parts of the table rollers.
Through adopting above-mentioned technical scheme, when the water that the nozzle erupted contacted the shaped steel upper surface, there was some water spills at the upper surface of shaped steel, and closely arranged chain can play certain effect of sheltering from to the water that the shaped steel upper surface spilt, prevents that the water splash from influencing workman's work all around.
The present invention may be further configured in a preferred embodiment as: a filter tank is detachably connected between the water tank and the water pump.
Through adopting above-mentioned technical scheme, can play certain filtering action to the water that flows out from the water tank, prevent that the impurity of aquatic from blockking up pipeline or nozzle, influencing the effect of deoxidization skin.
The present invention may be further configured in a preferred embodiment as: a degassing tank is detachably connected between the filtering tank and the water pump.
Through adopting above-mentioned technical scheme, reduce from each nozzle to the dissolved oxygen concentration in the water of the upper surface of shaped steel and lower surface injection to improve the ability of removing the oxide scale.
The present invention may be further configured in a preferred embodiment as: and a dissolved oxygen meter is detachably connected between the degassing tank and the water pump.
By adopting the technical scheme, the dissolved oxygen meter can monitor the dissolved oxygen concentration in the water treated by the degassing tank at any time, and the dissolved oxygen concentration in the water treated by the degassing tank is ensured to be reduced to the minimum so as not to influence the effect of removing the oxide scale.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the water outlet frame is arranged on the table roller at the outlet end of the heating furnace, and the plurality of nozzles connected to the water outlet frame are arranged, so that the high-pressure water descaling process in different directions can be performed on the upper surface and the lower surface of the section steel, and the descaling capability of the descaling device is improved;
2. the water outlets of the nozzles at the upper half sections of the left pipe and the right pipe are inclined downwards, and the water outlets of the nozzles at the lower half sections are inclined upwards, so that the oxide scale removing process of the upper surface and the lower surface of the section steel can be fully performed by fully performing a high-pressure water oxide scale removing process on the upper surface and the lower surface of the section steel, the oxide scale on the upper surface and the lower surface of the section steel can be fully removed, and the oxide scale removing capability of the device is improved;
3. through the setting that can dismantle between filter tank and the water pump and be connected with the degasification jar, reduce from each nozzle to the dissolved oxygen concentration in the water of the upper surface of shaped steel and lower surface injection to improve the ability of removing the skin of oxide.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic view showing a structure of the stand;
FIG. 3 is a schematic view highlighting the water frame structure.
In the figure, 1, a water tank; 2. a water pump; 3. a water outlet pipe; 31. a water outlet frame; 311. feeding a pipe; 312. a lower pipe; 313. a left tube; 314. a right tube; 32. a nozzle; 4. a table roller; 5. a support frame; 6. a chain; 7. a filter tank; 8. a degassing tank; 9. a dissolved oxygen instrument.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the descaling device for rail-mounted steel disclosed by the utility model comprises a water tank 1, wherein a filtering tank 7 is connected to the water tank 1 through pipeline threads, so that water flowing out of the water tank 1 can be filtered to a certain extent, and impurities in the water are prevented from blocking the pipeline and affecting the descaling effect; the outlet of the filter tank 7 is connected with a degassing tank 8 through a pipeline thread, so that the concentration of dissolved oxygen in water sprayed to the upper surface and the lower surface of the section steel is reduced, and the capacity of removing oxide skin is improved; the outlet of the degassing tank 8 is connected with a dissolved oxygen meter 9 through a pipeline thread, so that the dissolved oxygen concentration in the water treated by the degassing tank 8 can be constantly monitored, and the effect of removing the scale is not influenced; one end of the dissolved oxygen instrument 9, which is far away from the degassing tank 8, is connected with a water pump 2 through a pipeline thread, and the water pump 2 is utilized to stably ensure the ejection quantity of the sprayed water; the water pump 2 is connected with a water outlet pipe 3 in a threaded manner, and one end of the water outlet pipe 3, which is far away from the water pump 2, is provided with a table roller 4 positioned at the outlet end of the heating furnace.
Referring to fig. 1 and 2, a support frame 5 is fixedly arranged on the table roller 4, one end of the water outlet pipe 3, which is far away from the water pump 2, is inserted into one side of the support frame 5, and is fixedly connected inside the support frame 5 to form a water outlet frame 31; the water outlet frame 31 comprises an upper pipe 311, a lower pipe 312, a left pipe 313 and a right pipe 314, wherein the upper pipe 311 is positioned at the upper side of the table roller 4, the lower pipe 312 is positioned at the lower side of the table roller 4, the left pipe 313 is positioned at the left side of the table roller 4, and the right pipe 314 is positioned at the right side of the table roller 4; the upper pipe 311, the lower pipe 312, the left pipe 313 and the right pipe 314 are all in threaded connection with a plurality of nozzles 32, and the high-pressure water descaling process in different directions can be carried out on the upper surface and the lower surface of the section steel.
Referring to fig. 3, three nozzles 32 are threadedly coupled to the upper pipe 311; the upper half sections of the left pipe 313 and the right pipe 314 are both in threaded connection with three nozzles 32, and the water outlet of each nozzle 32 is inclined downwards; the descaling process can be carried out on the upper surface of the section steel at the same time by sufficiently removing the scale on the upper surface of the section steel. Three nozzles 32 are threadedly connected to the lower tube 312; the lower half sections of the left pipe 313 and the right pipe 314 are both in threaded connection with three nozzles 32, and the water outlet of each nozzle 32 is inclined upwards; the descaling process can be carried out on the lower surface of the section steel at the same time by sufficiently using high-pressure water, so that the scale on the lower surface of the section steel is sufficiently removed, and the descaling capacity of the device is improved.
Referring to fig. 2 and 3, the two sides of the support frame 5 at the upper end of the upper pipe 311 are both in threaded connection with a plurality of chains 6, the chains 6 are closely arranged, the lower ends of the chains 6 are positioned at the upper parts of the table rollers 4, and the closely arranged chains 6 can play a certain shielding role on water splashed from the upper surface of the section steel, so that the water splash is prevented from affecting the work of workers.
The implementation principle of the embodiment is as follows: when the section steel is transported to the roller 4 at the outlet end of the heating furnace, the descaling device is operated, water in the water tank 1 is filtered by the filter tank 7 to remove impurities in the water, then is treated by the degassing tank 8 to reduce the concentration of dissolved oxygen in the water, then is monitored by the dissolved oxygen meter 9 to ensure the concentration of dissolved oxygen in the water treated by the degassing tank 8, then is pressurized by the water pump 2 to stably ensure the spraying amount of sprayed water, then the sprayed water enters the water outlet frame 31 through the tail end of the water outlet pipe 3, and finally, a plurality of spray heads on the upper pipe 311, the lower pipe 312, the left pipe 313 and the right pipe 314 of the water outlet frame 31 perform high-pressure water descaling processes in different directions on the upper surface and the lower surface of the section steel, so that the descaling capability of the descaling device is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a descaling device of track shaped steel, includes water tank (1) and water pump (2), can dismantle on water pump (2) and be connected with outlet pipe (3), the one end that water pump (2) were kept away from in outlet pipe (3) is equipped with bench roller (4) that are located the heating furnace exit end, its characterized in that: a support frame (5) is fixedly arranged on the table roller (4), one end, far away from the water pump (2), of the water outlet pipe (3) is inserted into one side of the support frame (5), and the water outlet pipe is fixedly connected inside the support frame (5) to form a water outlet frame (31); the water outlet frame (31) comprises an upper pipe (311), a lower pipe (312), a left pipe (313) and a right pipe (314), the upper pipe (311) is positioned on the upper side of the table roller (4), the lower pipe (312) is positioned on the lower side of the table roller (4), the left pipe (313) is positioned on the left side of the table roller (4), and the right pipe (314) is positioned on the right side of the table roller (4); the upper pipe (311), the lower pipe (312), the left pipe (313) and the right pipe (314) are detachably connected with a plurality of nozzles (32).
2. The descaling device for rail-type steel according to claim 1, wherein: the upper half section and the lower half section of the left pipe (313) and the right pipe (314) can be detachably connected with a plurality of nozzles (32).
3. The descaling device for rail-type steel according to claim 2, wherein: the water outlets of the plurality of nozzles (32) on the upper half sections of the left pipe (313) and the right pipe (314) are inclined downwards.
4. The descaling device for rail-type steel according to claim 2, wherein: the water outlets of the plurality of nozzles (32) on the lower half sections of the left pipe (313) and the right pipe (314) are inclined upwards.
5. The descaling device for rail-type steel according to claim 1, wherein: both sides of support frame (5) of upper end of upper tube (311) all can be dismantled and be connected with a plurality of chains (6), chain (6) closely arrange, the lower extreme of chain (6) is located the upper portion of bench roller (4).
6. The descaling device for rail-type steel according to claim 1, wherein: a filter tank (7) is detachably connected between the water tank (1) and the water pump (2).
7. The descaling device for rail-type steel according to claim 6, wherein: a degassing tank (8) is detachably connected between the filtering tank (7) and the water pump (2).
8. The descaling device for rail-type steel according to claim 7, wherein: a dissolved oxygen meter (9) is detachably connected between the degassing tank (8) and the water pump (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020330705.0U CN211803119U (en) | 2020-03-17 | 2020-03-17 | Descaling device for rail-type steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020330705.0U CN211803119U (en) | 2020-03-17 | 2020-03-17 | Descaling device for rail-type steel |
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| Publication Number | Publication Date |
|---|---|
| CN211803119U true CN211803119U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020330705.0U Active CN211803119U (en) | 2020-03-17 | 2020-03-17 | Descaling device for rail-type steel |
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| CN (1) | CN211803119U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453443A (en) * | 2021-12-20 | 2022-05-10 | 芜湖三联锻造股份有限公司 | Roller type double-pump phosphorus removal machine |
-
2020
- 2020-03-17 CN CN202020330705.0U patent/CN211803119U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114453443A (en) * | 2021-12-20 | 2022-05-10 | 芜湖三联锻造股份有限公司 | Roller type double-pump phosphorus removal machine |
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