CN220582196U - Self-lubricating device for reversing valve of steel rolling heating furnace - Google Patents
Self-lubricating device for reversing valve of steel rolling heating furnace Download PDFInfo
- Publication number
- CN220582196U CN220582196U CN202322381111.9U CN202322381111U CN220582196U CN 220582196 U CN220582196 U CN 220582196U CN 202322381111 U CN202322381111 U CN 202322381111U CN 220582196 U CN220582196 U CN 220582196U
- Authority
- CN
- China
- Prior art keywords
- collecting box
- oil collecting
- oil
- heating furnace
- reversing valve
- 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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- 238000010438 heat treatment Methods 0.000 title claims abstract description 20
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 11
- 238000005096 rolling process Methods 0.000 title claims abstract description 11
- 239000010959 steel Substances 0.000 title claims abstract description 11
- 210000003437 trachea Anatomy 0.000 claims description 8
- 239000003595 mist Substances 0.000 abstract description 11
- 238000012856 packing Methods 0.000 abstract description 9
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000003723 Smelting Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of smelting equipment, and particularly relates to a self-lubricating device for a reversing valve of a steel rolling heating furnace. The device comprises a heating furnace, wherein a reversing valve is arranged on the heating furnace, a cylinder is arranged on the reversing valve and is connected with an electromagnetic valve through an air pipe, the electromagnetic valve is connected with an oil atomizer through the air pipe, the oil atomizer is connected with a compressed air main pipeline through the air pipe, an exhaust end of the electromagnetic valve is connected with an oil collecting box through the air pipe, and the oil collecting box is positioned at the sealing end of the reversing valve. According to the utility model, the oil mist contained in the exhaust gas discharged by the electromagnetic valve is collected through the oil collecting box and guided to the sealing position of the reversing valve to lubricate the sealing packing, so that the self-lubricating function of the reversing valve is realized, and the workload of workers is saved.
Description
Technical Field
The utility model belongs to the technical field of smelting equipment, and particularly relates to a self-lubricating device for a reversing valve of a steel rolling heating furnace.
Background
At present, a reversing system of the steel rolling heat accumulating type heating furnace adopts a cylinder to drive a reversing valve to reverse air-air smoke, coal gas and coal smoke, so that reversing combustion is realized, and normal operation of heat accumulation of a burner is ensured. The valve rod of the reversing valve adopted at present is sealed with the connecting shaft of the air cylinder by a sealing ring or packing, and the connecting shaft is corroded and the packing is worn and aged due to high temperature environment and frequent action, so that gas leakage at the packing is finally caused. In order to solve the problems, a packing oil coating mode is usually adopted for maintenance manually, and the workload is large and frequent.
Disclosure of Invention
The utility model aims to provide a self-lubricating device for a reversing valve of a steel rolling heating furnace, which aims to solve the problems in the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a steel rolling heating furnace switching-over valve self-lubricating arrangement, includes the heating furnace, is equipped with the switching-over valve on the heating furnace, installs the cylinder on the switching-over valve, and the solenoid valve is connected through the trachea to the cylinder, and the solenoid valve passes through the trachea and connects the oil atomizer, and the compressed air main line is connected through the trachea to the oil atomizer, and the solenoid valve exhaust end is connected with the oil collecting box through the trachea, and the oil collecting box is located the switching-over valve seal end.
Further, the oil collecting box is in a round table shape with a large upper part and a small lower part, the bottom of the oil collecting box is open, through holes are formed in the upper part of the oil collecting box, oil collecting nets are distributed in the oil collecting box by taking the axis of the round table as an axis array, two pipelines are communicated and welded in the middle of the oil collecting box in a tangential direction, and a joint is arranged at the other end of each pipeline.
Further, the oil collecting box is divided into two identical halves.
The utility model has the following beneficial effects:
1. according to the utility model, the oil mist contained in the exhaust gas discharged by the electromagnetic valve is collected through the oil collecting box and guided to the sealing position of the reversing valve to lubricate the sealing packing, so that the self-lubricating function of the reversing valve is realized, and the workload of workers is saved.
2. After the oil mist is collected through the oil collecting box, the oil mist content in the waste gas is greatly reduced, so that the oil mist is reduced to the surrounding environment, the ambient ground oil is avoided, and the ground cleaning workload of staff is reduced.
3. The oil collecting box is fixed in a spot welding mode, and the installation and the disassembly are convenient.
Drawings
Fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic diagram of the structure of the oil collecting box of the utility model.
Wherein: 1. a heating furnace; 2. a reversing valve; 3. a cylinder; 4. an air pipe; 5. an electromagnetic valve; 6. an oil mist device; 7. a compressed air main line; 8. an oil collecting box; 9. a through hole; 10. an oil collecting net; 11. a pipe; 12. and (3) a joint.
Detailed Description
The utility model will now be described in further detail with reference to the accompanying drawings.
As shown in figures 1-2, the self-lubricating device for the reversing valve of the steel rolling heating furnace comprises a heating furnace 1, wherein the heating furnace 1 is provided with the reversing valve 2, the reversing valve 2 is provided with a cylinder 3, the cylinder 3 is connected with an electromagnetic valve 5 through an air pipe 4, the electromagnetic valve 5 is connected with an oil sprayer 6 through the air pipe 4, the oil sprayer 6 is connected with a compressed air main pipeline 7 through the air pipe 4, the exhaust end of the electromagnetic valve 5 is connected with an oil collecting box 8 through the air pipe 4, and the oil collecting box 8 is positioned at the sealing end of the reversing valve 2. The oil collecting box 8 is in a round table shape with a large upper part and a small lower part, the bottom of the oil collecting box 8 is open, through holes 9 are formed above the oil collecting box 8, oil collecting nets 10 are distributed inside the oil collecting box 8 by taking the axis of the round table as an axis array, two pipelines 11 are communicated and welded in the middle of the oil collecting box 8 in a tangential direction, and a joint 12 is arranged at the other end of each pipeline 11. The oil collecting case 8 is divided into two identical halves.
The working principle of the utility model is as follows: when the oil collecting box is used, the two halves of the oil collecting box 8 are hooped at the sealing position of the reversing valve 2 to be aligned, the two halves of the oil collecting box 8 are connected through spot welding, the oil collecting box 8 is welded on the reversing valve 2 through spot welding, a gap after the spot welding of the oil collecting box 8 is sealed through sealant, and an exhaust port of the electromagnetic valve 5 is connected to the joint 12 through the air pipe 4. During operation, the oil mist device 8 adds lubricant into air flow, air exhausted from the exhaust port of the electromagnetic valve 5 also has oil mist, the air with the oil mist enters the oil collecting box 8 along the tangential direction, the air outlet of the oil collecting box 8 is in an upper direction and a lower direction, the oil mist is directly sprayed onto the packing to lubricate the packing when the air outlet of the open end below the oil collecting box 8 is carried out, and when the air outlet of the through hole 9 above the oil collecting box 8 is carried out, the oil mist is gathered on the oil collecting net 10 due to the fact that the air spirally rises and passes through a plurality of oil collecting nets 10 in the middle, and finally drops onto the packing to lubricate along with the increase of the gathering quantity.
The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the spirit and scope of the present utility model. Various modifications and improvements of the technical scheme of the utility model, which are made by those skilled in the art, are included in the protection scope of the utility model without departing from the design concept of the utility model.
The technology, shape, and construction parts of the present utility model, which are not described in detail, are known in the art.
Claims (3)
1. The utility model provides a steel rolling heating furnace switching-over valve self-lubricating arrangement, its characterized in that, includes the heating furnace, be equipped with the switching-over valve on the heating furnace, install the cylinder on the switching-over valve, the solenoid valve is connected through the trachea to the cylinder, and the solenoid valve passes through the trachea and connects the oil atomizer, and the oil atomizer passes through the trachea and connects compressed air main line, and the solenoid valve exhaust end is connected with the collection oil box through the trachea, and the collection oil box is located the switching-over valve seal end.
2. The self-lubricating device for the reversing valve of the steel rolling heating furnace according to claim 1, wherein the oil collecting box is in a shape of a round table with a large upper part and a small lower part, the bottom of the oil collecting box is open, through holes are formed above the oil collecting box, oil collecting nets are distributed in the oil collecting box by taking the axis of the round table as an axis array, two pipelines are communicated and welded in the middle position of the oil collecting box in a tangential direction, and a joint is arranged at the other end of each pipeline.
3. The self-lubricating device for reversing valve of steel rolling heating furnace according to claim 2, wherein the oil collecting box is divided into two identical halves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322381111.9U CN220582196U (en) | 2023-09-04 | 2023-09-04 | Self-lubricating device for reversing valve of steel rolling heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322381111.9U CN220582196U (en) | 2023-09-04 | 2023-09-04 | Self-lubricating device for reversing valve of steel rolling heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220582196U true CN220582196U (en) | 2024-03-12 |
Family
ID=90122790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322381111.9U Active CN220582196U (en) | 2023-09-04 | 2023-09-04 | Self-lubricating device for reversing valve of steel rolling heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220582196U (en) |
-
2023
- 2023-09-04 CN CN202322381111.9U patent/CN220582196U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |