CN220665388U - Stainless steel plate online solid solution system - Google Patents
Stainless steel plate online solid solution system Download PDFInfo
- Publication number
- CN220665388U CN220665388U CN202322310593.9U CN202322310593U CN220665388U CN 220665388 U CN220665388 U CN 220665388U CN 202322310593 U CN202322310593 U CN 202322310593U CN 220665388 U CN220665388 U CN 220665388U
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- China
- Prior art keywords
- stainless steel
- water
- steel plate
- solid solution
- cooling section
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- 239000006104 solid solution Substances 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 17
- 239000010935 stainless steel Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 49
- 239000007921 spray Substances 0.000 claims abstract description 37
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000004062 sedimentation Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000010992 reflux Methods 0.000 claims abstract description 12
- 238000010583 slow cooling Methods 0.000 claims abstract description 11
- 239000010865 sewage Substances 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 6
- 238000009825 accumulation Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000008400 supply water Substances 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 20
- 239000010959 steel Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 8
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000035882 stress Effects 0.000 description 6
- 229910000734 martensite Inorganic materials 0.000 description 5
- 238000010791 quenching Methods 0.000 description 5
- 230000000171 quenching effect Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000006032 tissue transformation Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
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- Nozzles (AREA)
Abstract
The utility model discloses an online solid solution system for stainless steel plates, which comprises a roller conveying line, a protective cover, spray pipelines, a main conveying pipeline, a water pump, a sedimentation tank and a reflux mechanism, wherein the protective cover is arranged at the top of the roller conveying line and is used for wrapping the top and two sides of the roller conveying line, a feed inlet and a discharge outlet are reserved at the front and the tail sides of the roller conveying line, the spray pipelines are provided with an upper group and a lower group and are respectively used for carrying out spray cooling on the top surface and the bottom surface of the stainless steel plates walking on the roller conveying line, each spray pipeline is provided with a water supply valve for adjusting the water flow jet speed, the spray pipelines are divided into a quick cooling section and a slow cooling section along the walking direction of the roller conveying line, the water flow jet speed of the spray pipelines of the quick cooling section is greater than the water flow jet speed of the spray pipelines of the cooling section, the spray pipelines are connected with the main conveying pipeline in a summarizing way, the water pump is used as power equipment, the sedimentation tank is used for precipitating reflux sewage and supplying water to the main conveying pipeline, and the reflux mechanism is used for collecting sewage and refluxing the sewage to the sedimentation tank.
Description
Technical Field
The utility model relates to the technical field of stainless steel plate solid solution, in particular to an online stainless steel plate solid solution system.
Background
The traditional stainless steel plate is solid-dissolved, and compared with the conventional treatment method, the method is to install perforated pipelines (generally stainless steel pipes) above and below the plate wiring, and water injection and spraying are carried out. Because pretreatment is not carried out, flow and water pressure control are carried out, so that cooling is uneven and cannot be carried out at a cooling speed larger than a critical cooling speed, a complete martensitic structure is difficult to obtain, and a solid solution effect is difficult to guarantee.
Disclosure of Invention
Aiming at the technical problems, the utility model provides an online solid solution system for stainless steel plates, which adopts automatic purification control, and can effectively control the generation of quenching stress of the steel plates and improve the solid solution quality of the steel plates by controlling the water injection quantity, the speed and the injection angle.
The utility model provides a corrosion resistant plate on-line solid solution system, includes cylinder transfer chain, protection casing, spray pipeline, main conveying pipeline, water pump, sedimentation tank and reflux mechanism, the protection casing install in cylinder transfer chain top, be used for right cylinder transfer chain top and both sides form the parcel, and feed inlet and discharge gate are reserved to the head and the tail both sides of cylinder transfer chain, spray pipeline is equipped with two sets of from top to bottom, be used for respectively to walk in the top surface and the bottom surface of the corrosion resistant plate on the cylinder transfer chain spray the cooling, be equipped with the water supply valve who is used for adjusting the rivers speed on every spray pipeline, follow the direction of travel of cylinder transfer chain falls into quick cooling section and slow cooling section, the rivers speed of the spray pipeline of quick cooling section is greater than the rivers speed of the spray pipeline of slow cooling section, spray pipeline summarize with main conveying pipeline sprays and is connected, the water pump is as power equipment, the sedimentation tank is used for settling the backward flow sewage and for main conveying pipeline water supply, reflux mechanism is used for collecting and backward flow to sedimentation tank.
As the optimization of the technical scheme, the reflux mechanism comprises a water accumulation disc and a water return channel, and the water accumulation disc collects sprayed sewage and returns to the sedimentation tank through the reflux channel.
As the optimization of the technical scheme, the spraying pipelines are uniformly arranged along the length direction of the roller conveying line.
As a preferable mode of the technical scheme, the water inlet of the water pump is provided with a filter, and the filter is used for preventing the water pump from being blocked.
As the optimization of the technical scheme, the water pump is provided with four groups, wherein three groups synchronously start up water supply, and the rest group is used as standby equipment.
As the optimization of the technical scheme, the roller conveying line and the protective cover are made of SUS304 materials.
The utility model has the beneficial effects that:
1. the whole process is unattended and automatically operated, so that the number of operators is greatly reduced, the labor intensity of workers is reduced, and the working efficiency is remarkably improved.
2. The generation of quenching stress is effectively controlled, and the plastic deformation, plate shape warping and cracking of the steel plate are avoided.
3. The plate material is uniformly sprayed in the whole solid solution process, the steel plate is uniformly quenched, and the length of the soft spot-free steel plate is not limited by a frame.
4. The production line is covered with a special ceiling, that is, the interference of the surrounding environment to the production line is effectively avoided, and water ejected upwards is prevented from splashing outside an operation area under the condition that no plate (plate conveying gap) exists on the line and the spray pipe is opened.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of the internal structure of the protective cover.
The reference numerals are as follows: 1-roller conveying line, 2-protective cover, 3-spraying pipeline, 4-main conveying pipeline, 5-water pump, 6-sedimentation tank, 7-feed inlet and 8-discharge outlet.
Detailed Description
The technical scheme of the utility model is clearly and completely described below with reference to the accompanying drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.
The utility model provides a corrosion resistant plate on-line solid solution system, includes cylinder transfer chain 1, protection casing 2, spray pipe 3, main conveying pipe 4, water pump 5, sedimentation tank 6 and reflux mechanism, protection casing 2 install in cylinder transfer chain 1 top is used for right cylinder transfer chain 1 top and both sides form the parcel to the feed inlet 7 and discharge gate 8 are reserved to cylinder transfer chain 1's head and the tail both sides, spray pipe 3 is equipped with upper and lower two sets of respectively and is used for the cooling of spraying to the top surface and the bottom surface of the corrosion resistant plate walking on cylinder transfer chain 1, is equipped with the water supply valve that is used for adjusting the rivers injection rate on every spray pipe 3, follows cylinder transfer chain 1's walking direction divide into fast cooling section (be close to feed inlet one side) and slow cooling section (be close to discharge gate one side), fast cooling section spray pipe 3's water injection rate is greater than slow cooling section's pipeline 3 water injection rate, spray pipe 3 summarize with main conveying pipe 4 is connected, water pump 5 is used for power equipment, sedimentation tank 6 is used for sedimentation tank 6 to be used for with sedimentation tank 4 to be used for the reflux mechanism.
In this embodiment, the backflow mechanism comprises a water accumulation disc and a water return ditch, and the water accumulation disc collects the sprayed sewage and flows back to the sedimentation tank 6 through the backflow ditch. The reflow mechanism is not shown in the drawings.
In this embodiment, the spray pipes 3 are uniformly arranged along the length direction of the roller conveyor line 1.
In this embodiment, the water inlet of the water pump 5 is provided with a filter for preventing clogging of the water pump 5.
In this embodiment, the water pump 5 is provided with four groups, wherein three groups are synchronously started to supply water, and the rest group is used as standby equipment.
In this embodiment, the roller conveyor line 1 and the protective cover 2 are made of SUS304 material.
In this embodiment, the nozzles (nozzles are not shown in the drawing) connected to the ends of the shower pipes 3 are fan-shaped spray groups. In the front section (quick cooling section) of the roller conveying line 1, in order to enable jet flow to achieve strong cooling effect, the nozzle installation angle adjustment range is generally 11-15 degrees, so that the jet flow is almost anhydrous at the upstream, the steel plate begins to be cooled only when the steel plate reaches an impact point, the cooling uniformity of the steel plate is guaranteed, the quick cooling section has the maximum unit cooling strength, the surface temperature of the steel plate can be quickly reduced, and a large temperature gradient is formed in the steel plate and in the center. In the rear section (slow cooling section) of the roller conveying line 1, the water jet speed of the spray pipeline 3 is smaller than that of the spray pipeline 3 of the quick cooling section, heat conducted to the surface from the center of the steel plate can be further taken away through the spray cooling of the slow cooling section to prevent waste heat tempering, and the water jet speed of the spray pipeline 3 of the slow cooling section is smaller than that of the spray pipeline 3 of the quick cooling section, so that the thermal stress of the steel plate and the tissue stress generated in the martensitic transformation process are reduced, the internal stress of the steel plate in the martensitic transformation process is reduced, and the deformation tendency of the steel plate is reduced.
The stainless steel plate on-line solid solution system has the advantages that: in the temperature range of above 400 ℃ of the quenched steel plate, the steel plate is cooled by a high-pressure quenching zone with high cooling strength, and the inside of the plate keeps a large temperature gradient, so that the steel plate can obtain a high cooling rate which is higher than the critical quenching speed, and other types of tissue transformation can be avoided; and in the temperature range of 400-50 ℃, a low-pressure quenching system with lower cooling strength is adopted for slow cooling, so that the thermal stress of the steel plate and the tissue stress generated in the martensitic transformation process are reduced, the internal stress of the steel plate in the martensitic transformation process is reduced, and the deformation tendency of the steel plate is reduced.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An online solid solution system for stainless steel plates, which is characterized in that: including cylinder transfer chain, protection casing, spray pipe, main conveying pipeline, water pump, sedimentation tank and reflux mechanism, the protection casing install in cylinder transfer chain top, be used for right cylinder transfer chain top and both sides form the parcel, and cylinder transfer chain's head and tail both sides are reserved feed inlet and discharge gate, spray pipe is equipped with two sets of about, be used for respectively to walk in stainless steel plate's on the cylinder transfer chain top surface and bottom surface spray the cooling, be equipped with the water supply valve that is used for adjusting rivers jet velocity on every spray pipe, follow the walking direction of cylinder transfer chain is divided into quick cooling section and slow cooling section, the rivers jet velocity of the spray pipe of quick cooling section is greater than the rivers jet velocity of the spray pipe of slow cooling section, spray pipe summarize with main conveying pipeline sprays, the water pump is as power equipment, the sedimentation tank is used for settling back flow sewage and for main conveying pipeline water supply, reflux mechanism is used for collecting sewage and backward flow to the sedimentation tank.
2. The stainless steel plate on-line solid solution system according to claim 1, wherein: the backflow mechanism comprises a water accumulation disc and a water return channel, and the water accumulation disc collects spraying sewage and flows back to the sedimentation tank through the backflow channel.
3. The stainless steel plate on-line solid solution system according to claim 1, wherein: the spraying pipeline is uniformly arranged along the length direction of the roller conveying line.
4. The stainless steel plate on-line solid solution system according to claim 1, wherein: the water inlet of the water pump is provided with a filter, and the filter is used for preventing the water pump from being blocked.
5. The stainless steel plate on-line solid solution system according to claim 1, wherein: the water pump is provided with four groups, wherein three groups synchronously start up and supply water, and the rest group is used as standby equipment.
6. The stainless steel plate on-line solid solution system according to claim 1, wherein: the roller conveying line and the protective cover are made of SUS304 materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310593.9U CN220665388U (en) | 2023-08-28 | 2023-08-28 | Stainless steel plate online solid solution system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322310593.9U CN220665388U (en) | 2023-08-28 | 2023-08-28 | Stainless steel plate online solid solution system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220665388U true CN220665388U (en) | 2024-03-26 |
Family
ID=90333808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322310593.9U Active CN220665388U (en) | 2023-08-28 | 2023-08-28 | Stainless steel plate online solid solution system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220665388U (en) |
-
2023
- 2023-08-28 CN CN202322310593.9U patent/CN220665388U/en active Active
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