CN213266621U - Cooling device after switch steel rail forging normalizing - Google Patents
Cooling device after switch steel rail forging normalizing Download PDFInfo
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- CN213266621U CN213266621U CN202021852076.4U CN202021852076U CN213266621U CN 213266621 U CN213266621 U CN 213266621U CN 202021852076 U CN202021852076 U CN 202021852076U CN 213266621 U CN213266621 U CN 213266621U
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Abstract
The utility model provides a cooling device after normalizing for forging turnout steel rails, which comprises an adjustable base frame, a rail side air blasting box, a rail top air blasting box and a flow control valve; the adjustable base frame comprises a driving cylinder and a wind box base; the rail side air injection box and the rail top air injection box are both composed of an air injection box and an air injection nozzle; the flow control valve comprises a transition valve block and a valve group base. The device adopts the modularized design, detachable construction, and compressed air passes through the pipe connection and gets into flow control valve, and flow control valve adjusts compressed air flow according to the required parameter of different rail types, and the compressed air who has adjusted passes through the pipeline, and the gathering is again by the blowout nozzle blowout in the gas collection intracavity of wind-jet box, and the rail is surperficial to being blown to the blowout nozzle spun compressed air is even, takes away the heat of rail to reach the purpose of cooling forging back rail.
Description
Technical Field
The utility model relates to a rail welding process technical field, concretely relates to cooling device after switch rail forging normalizing.
Background
The turnout steel rail is subjected to air-jet cooling after forging heat treatment, the aim is to improve the hardness and the grain size of the steel rail after forging normalizing, and if the steel rail is not subjected to air-jet cooling after forging heat treatment, the hardness of the steel rail is affected, so that the hardness is lower than the national standard.
The cooling treatment mode after the prior steel rail forging normalizing is as follows: and (3) respectively carrying out air-jet cooling on the railhead and the rail side of the steel rail by adopting three air-jet boxes. Each air spraying box adopts three air pipes for air supply, and then high-pressure air is sprayed out by a plurality of air spraying nozzles, so that the steel rail is cooled, and the three air spraying boxes share one flow regulating valve for carrying out flow regulation on an air spraying system. The three air-jet boxes share one flow regulating valve, so that the air supply flow of each air-jet box is inconsistent, and the phenomenon of insufficient air injection of an air-jet nozzle can often occur.
Disclosure of Invention
The utility model aims at overcoming the not enough of above-mentioned background art, provide a but compressed air flow's switch rail forging normalizing aftercooling device of segmentation control.
Therefore, the embodiment of the utility model provides a cooling device after the normalizing is forged to the switch rail, which is characterized in that, includes at least one group of cooling assembly, each group of cooling assembly includes a blast box and at least one control valve group; the air-jet box is internally provided with air collecting cavities the number of which is the same as that of the control valve groups; wherein:
each the air inlet and the air supply of valve unit are connected, each the gas outlet and the box that spouts of valve unit pass through the pipeline intercommunication, each the air current intensity of its place gas circuit of valve unit control under the instruction of host computer, each the valve unit includes the flow control valve for adjust the flow size:
the gas inlet of the flow control valve is connected with a gas source, the gas outlet of the flow control valve is connected with the first end of the pipeline, and the gas flow of the gas circuit where the controller is located is controlled by the flow control valve under the instruction of the upper computer.
The device for cooling the turnout steel rail after forging and normalizing is characterized in that each control valve group further comprises a transition pressing block:
the transition pressure block is connected between the flow control valve and the first end of the pipeline in series; the transition pressing block is provided with a pressure sensor, and the pressure sensor collects the pressure value of the gas circuit where the pressure sensor is located and sends the pressure value to the upper computer.
Switch rail forge normalizing after cooling device, its characterized in that still be equipped with temperature sensor in the transition briquetting:
the temperature sensor is used for detecting the gas temperature value of the gas circuit where the temperature sensor is located and sending the gas temperature value to the upper computer.
The cooling device after the normalizing of forging of the turnout steel rail is characterized by further comprising:
the alarm circuit is used for sending alarm prompt information under the control of the alarm signal sent by the upper computer;
the upper computer is used for sending the alarm signal when the gas flow exceeds a preset flow range, or the pressure value exceeds a preset pressure range, or the gas temperature value exceeds a preset temperature range.
The cooling device after the normalizing of the forging of the turnout steel rail is characterized in that:
each air injection box comprises two air collecting cavities.
Any switch rail forges normalizing aftercooling device, its characterized in that still includes adjustable frame:
the jet box in each set of the cooling assemblies is mounted inside the adjustable frame.
Turnout steel rail forge normalizing after-cooling device, its characterized in that still includes cylinder and base, wherein:
the base is connected with the driving output end of the air cylinder and is driven by the driving output end of the air cylinder to translate;
the base is arranged at the bottom of the adjustable frame and is fixedly connected with the adjustable frame.
Any switch rail forges normalizing aftercooling device, its characterized in that still includes valves base and fastening bolt:
the control valve group is provided with a valve group shell, and the valve group shell is fixed on the valve group base through fastening bolts.
The cooling device after the normalizing of forging of the turnout steel rail is characterized by further comprising:
and the elastic insulating gasket is arranged at the joint of the valve group base and the ground.
The utility model has the effects that: each gas collection chamber in the air blast box in the device is provided with a set of controllable gas circuit, and compared with the scheme that a plurality of air blast boxes share one pressure regulating valve in the prior art, the device can reasonably control the air blast volume of each air blast box and improve the consistency of the air blast air flow without the air blast boxes.
Drawings
FIG. 1 is a schematic structural view of a cooling device after normalizing for forging a turnout steel rail according to an embodiment of the present invention;
fig. 2 is a structural schematic diagram of the air injection box.
Wherein the reference numerals are used to indicate:
1-a flow control valve; 2-a transition valve block; 3-air spraying box; 4-a blast nozzle; 5-a pipeline; 6-a pressure sensor; 7-air inlet holes; 8-an adjustable base frame; 9-a valve block base; 10-an elastic insulating sheet; 11-a gas collection cavity; 12-air inlet joint of air-jet box.
Detailed Description
The cooling device for the normalizing after forging of the turnout steel rail provided by the invention will be described with reference to the specific embodiment and the attached drawings, but the scope of the invention is not limited thereby.
The rail top air spraying box and the rail side air spraying box are arranged on the adjustable base frame, and the adjustable base frame is adjusted to be in place according to the distance required by operation.
The air inlet and the pressure sensor are mounted on the transition valve block so as to be fixed on the valve block base.
The flow control valve is installed between the transition valve block and the pressure sensor and is fixed on the valve group base in whole so as to be fixed on the ground.
And fixing the valve group base and the elastic insulation sheet on the ground.
The transition valve block, the flow control valve, the air spraying box and the air spraying nozzle are sequentially connected to form an air path for providing air quantity required by steel rail cooling.
In this embodiment, gas enters the transition valve block from the gas inlet, the transition valve block gathers compressed air and controls the air flow through the flow control valve, and then the transition valve block conveys the compressed air into the gas collection cavity of the air injection box through the pipeline, and finally the compressed air is sprayed out from the air injection nozzle, so that different cooling process parameter requirements of different types of steel rails are realized.
Claims (10)
1. The cooling device after the normalizing of the forging of the turnout steel rail is characterized by comprising at least one group of cooling assemblies, wherein each group of cooling assemblies comprises a jet box and at least one control valve group; the air-jet box is internally provided with air collecting cavities the number of which is the same as that of the control valve groups; wherein:
the air inlet of each control valve group is connected with an air source, the air outlet of each control valve group is communicated with the air spraying box through a pipeline, and the air flow intensity of the air path where each control valve group is located is controlled by the instruction of the upper computer.
2. The switch rail forging normalizing cooling device of claim 1, wherein each of the control valve sets includes a flow control valve;
the gas inlet of the flow control valve is communicated with a gas source, the gas outlet of the flow control valve is connected with the first end of the pipeline, and the flow control valve controls the gas flow of the gas circuit where the controller is located under the instruction of the upper computer.
3. The switch rail forging normalizing and cooling device of claim 2, wherein each control valve set further comprises a transition pressure block:
the transition pressure block is connected between the flow control valve and the first end of the pipeline in series; the transition pressing block is provided with a pressure sensor, and the pressure sensor collects the pressure value of the gas circuit where the pressure sensor is located and sends the pressure value to the upper computer.
4. The device for cooling the forged normalizing steel switch rail as claimed in claim 3, wherein a temperature sensor is further arranged in the transition pressure block:
the temperature sensor is used for detecting the gas temperature value of the gas circuit where the temperature sensor is located and sending the gas temperature value to the upper computer.
5. The switch rail forging normalizing post-cooling device of claim 4, further comprising:
the alarm circuit is used for sending alarm prompt information under the control of the alarm signal sent by the upper computer;
the upper computer is used for sending the alarm signal when the gas flow exceeds a preset flow range, or the pressure value exceeds a preset pressure range, or the gas temperature value exceeds a preset temperature range.
6. The switch rail forging normalizing after-cooling device of claim 5, wherein:
each air injection box comprises two air collecting cavities.
7. The device for forging, normalizing and cooling turnout steel rail according to any one of claims 1 to 6, further comprising an adjustable frame:
the jet box in each set of the cooling assemblies is mounted inside the adjustable frame.
8. The switch rail forging normalizing after-cooling device of claim 7, further comprising a cylinder and a base, wherein:
the base is connected with the driving output end of the air cylinder and is driven by the driving output end of the air cylinder to translate;
the base is arranged at the bottom of the adjustable frame and is fixedly connected with the adjustable frame.
9. The device for cooling the forged normalizing steel rail of the turnout steel rail as claimed in any one of claims 1 to 6, further comprising a valve block base and a fastening bolt;
the control valve group is provided with a valve group shell, and the valve group shell is fixed on the valve group base through fastening bolts.
10. The switch rail forging normalizing post-cooling device of claim 9, further comprising a resilient insulating spacer, wherein:
the elastic insulating gasket is arranged at the joint of the valve group base and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852076.4U CN213266621U (en) | 2020-08-31 | 2020-08-31 | Cooling device after switch steel rail forging normalizing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021852076.4U CN213266621U (en) | 2020-08-31 | 2020-08-31 | Cooling device after switch steel rail forging normalizing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213266621U true CN213266621U (en) | 2021-05-25 |
Family
ID=75978758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021852076.4U Active CN213266621U (en) | 2020-08-31 | 2020-08-31 | Cooling device after switch steel rail forging normalizing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213266621U (en) |
-
2020
- 2020-08-31 CN CN202021852076.4U patent/CN213266621U/en active Active
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