CN210560533U - Safety unhooking device of iron notch opening machine - Google Patents
Safety unhooking device of iron notch opening machine Download PDFInfo
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- CN210560533U CN210560533U CN201921008868.0U CN201921008868U CN210560533U CN 210560533 U CN210560533 U CN 210560533U CN 201921008868 U CN201921008868 U CN 201921008868U CN 210560533 U CN210560533 U CN 210560533U
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- cylinder body
- piston rod
- iron notch
- unhooking device
- drilling machine
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Abstract
The utility model provides a safe unhooking device of iron notch drill, includes that one end sets up the cylinder body on the iron notch drill organism, the cylinder body in be equipped with the piston rod, the one end of piston rod is located inside the cylinder body, the other end of piston rod is kept away from the one end of iron notch drill organism by the cylinder body and is passed the cylinder body and be connected with the mounted frame, the one end that the cylinder body is close to the iron notch drill organism is equipped with the hydraulic fluid port subassembly, be equipped with on the piston rod rather than threaded connection's fixation nut. By adopting the structure, the situation that the rack cannot be lifted and retracted in time and the discharged molten iron is burnt out when the tilting oil cylinder breaks down suddenly, the tilting oil way is blocked or the control valve is blocked is effectively avoided, and the great economic loss is avoided; meanwhile, the adjustment is convenient, a good limiting effect can be achieved, and the operation is simpler; the whole device has reasonable structure, low cost and strong practicability.
Description
Technical Field
The utility model relates to an auxiliary device field of stokehold equipment, especially a safe unhooking device of taphole drilling machine.
Background
The iron notch drill is a furnace-front device necessary for a blast furnace, and is used for opening an iron notch in time and discharging molten iron, the frame of the iron notch drill is rotated to the position of the iron notch, then an oil cylinder is tilted, a hook at the front end of the iron notch drill is tightly hooked on an anchor seat on the wall of the blast furnace, so that the process of the iron notch drill is prevented from being influenced by backward movement of the frame of the iron notch drill due to the reaction, the oil cylinder is tilted to be lifted immediately after the iron notch drill is completed, the hook is separated from the anchor seat, and the iron notch drill is rotated to a rest position.
In the actual use process, too many emergency situations occur, for example, when the tapping is completed, the tilting oil cylinder suddenly breaks down, or the tilting oil way is blocked or the control valve is blocked, so that the frame cannot be lifted and retracted in time and the discharged molten iron is burnt, and the accident causes great economic loss and brings serious influence to the production in front of the furnace.
Therefore, it is necessary to develop a complete unhooking device of a taphole drilling machine. .
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a safe unhooking device of a taphole drilling machine, which effectively avoids the situation that the frame can not be lifted and returned in time and the discharged molten iron is burnt out when the tilting oil cylinder suddenly breaks down, the tilting oil circuit is blocked or the control valve is stuck, and avoids the great economic loss; meanwhile, the adjustment is convenient, a good limiting effect can be achieved, and the operation is simpler; the whole device has reasonable structure, low cost and strong practicability.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a safe unhooking device of iron notch drill, includes that one end sets up the cylinder body on the iron notch drill organism, the cylinder body in be equipped with the piston rod, the one end of piston rod is located inside the cylinder body, the other end of piston rod is kept away from the one end of iron notch drill organism by the cylinder body and is passed the cylinder body and be connected with the mounted frame, the one end that the cylinder body is close to the iron notch drill organism is equipped with the hydraulic fluid port subassembly, be equipped with on the piston rod rather than threaded connection's fixation nut.
In the preferred scheme, the cylinder body on be equipped with a plurality of reinforcing plates, the reinforcing plate is kept away from the one end of cylinder body and is connected with the machine body of tapping hole.
In a preferred scheme, the outer diameter of the fixing nut is larger than the diameter of the hole where the piston rod penetrates through the cylinder body.
In a preferable scheme, a gasket is arranged between the bottom of the fixing nut and the cylinder body.
In the preferred scheme, a sealing ring is arranged at one end of the piston rod, which is positioned in the cylinder body, and one end of the piston rod, which is positioned in the cylinder body, is in contact with the inner wall of the cylinder body through the sealing ring.
The utility model provides a safe unhooking device of taphole drilling machine through adopting above-mentioned structure, has following beneficial effect:
(1) the situation that the rack cannot be lifted and retracted in time and the discharged molten iron is burnt down when the tilting oil cylinder breaks down suddenly, the tilting oil way is blocked or the control valve is stuck is effectively avoided, and the great economic loss is avoided;
(2) meanwhile, the adjustment is convenient, a good limiting effect can be achieved, and the operation is simpler;
(3) the whole device has reasonable structure, low cost and strong practicability.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic view of the present invention assembled and used with a taphole drilling machine.
Fig. 2 is a cross-sectional view of the overall structure of the present invention.
In the figure: the hydraulic cylinder comprises a cylinder body 1, a piston rod 2, a gasket 3, a fixing nut 4, an oil port assembly 5, a sealing ring 6 and a reinforcing plate 7.
Detailed Description
As shown in fig. 1-2, a safety unhooking device for a taphole drilling machine comprises a cylinder body 1 with one end arranged on a taphole drilling machine body, wherein a piston rod 2 is arranged in the cylinder body 1, one end of the piston rod 2 is arranged in the cylinder body 1, the other end of the piston rod 2 penetrates through the cylinder body 1 and is connected with a suspension bracket by the end, far away from the taphole drilling machine body, of the cylinder body 1, an oil port assembly 5 is arranged at one end, close to the taphole drilling machine body, of the cylinder body 1, and a fixing nut 4 in threaded connection with the piston rod 2 is arranged on the.
In the preferred scheme, the cylinder body 1 is provided with a plurality of reinforcing plates 7, and one end of each reinforcing plate 7, which is far away from the cylinder body 1, is connected with the tapping machine body. The stability of whole device connection structure has been promoted, and the practicality is strong.
In a preferred scheme, the outer diameter of the fixing nut 4 is larger than the diameter of the hole at which the piston rod 2 passes through the cylinder body 1. Realize spacing effect, the practicality is strong.
In a preferable scheme, a gasket 3 is arranged between the bottom of the fixing nut 4 and the cylinder body 1. The surface of the cylinder body 1 is protected from being scratched by the fixing nut 4, the pressure of the fixing nut 4 on the cylinder body 1 is dispersed, and the practicability is high.
In the preferred scheme, a sealing ring 6 is arranged at one end of the piston rod 2 positioned in the cylinder body 1, and one end of the piston rod 2 positioned in the cylinder body 1 is in contact with the inner wall of the cylinder body 1 through the sealing ring 6. The sealing performance is improved, and therefore the effect of hydraulic power is improved.
The utility model discloses a use method does: when the device is used, after the device is installed, the fixing nut 4 is loosened, the piston rod 2 is adjusted to a proper size to meet the angle requirement specified by the tapping hole, then the fixing nut 4 is screwed, and the device plays a limiting role at the moment;
when the tilting oil cylinder cannot be lifted and other emergency situations occur, the oil circuit of the device is opened, hydraulic oil enters the cylinder body 1 through the oil port assembly 5, the piston rod 2 is pushed to move, the piston rod 2 pushes the hanging frame of the taphole drill connected with the piston rod to rotate along the hanging shaft, the rack is lifted, the hook is separated from the anchor seat, the taphole drill rotates to a rest position, after the fault is eliminated, the oil circuit of the device is unloaded, the piston rod 2 returns to a proper size again to play a limiting role, and then normal taphole drilling operation is carried out.
The utility model has the advantages that: the situation that the rack cannot be lifted and retracted in time and the discharged molten iron is burnt down when the tilting oil cylinder breaks down suddenly, the tilting oil way is blocked or the control valve is stuck is effectively avoided, and the great economic loss is avoided; meanwhile, the adjustment is convenient, a good limiting effect can be achieved, and the operation is simpler; the whole device has reasonable structure, low cost and strong practicability.
Claims (5)
1. The utility model provides a safe unhooking device of taphole drilling machine, includes that one end sets up cylinder body (1) on the taphole drilling machine organism, its characterized in that: the iron notch drill is characterized in that a piston rod (2) is arranged in the cylinder body (1), one end of the piston rod (2) is located inside the cylinder body (1), one end, away from the iron notch drill body, of the other end of the piston rod (2) penetrates through the cylinder body (1) and is connected with the suspension bracket, an oil port assembly (5) is arranged at one end, close to the iron notch drill body, of the cylinder body (1), and a fixing nut (4) in threaded connection with the piston rod (2) is arranged on the piston rod.
2. The safety unhooking device of the taphole drilling machine according to claim 1, characterized in that: the tapping machine is characterized in that a plurality of reinforcing plates (7) are arranged on the cylinder body (1), and one end, far away from the cylinder body (1), of each reinforcing plate (7) is connected with the tapping machine body.
3. The safety unhooking device of the taphole drilling machine according to claim 1, characterized in that: the outer diameter of the fixing nut (4) is larger than the diameter of the hole of the piston rod (2) passing through the cylinder body (1).
4. The safety unhooking device of the taphole drilling machine according to claim 1, characterized in that: and a gasket (3) is arranged between the bottom of the fixing nut (4) and the cylinder body (1).
5. The safety unhooking device of the taphole drilling machine according to claim 1, characterized in that: the piston rod (2) is located one end in the cylinder body (1) and is equipped with sealing washer (6), the piston rod (2) is located one end in the cylinder body (1) and passes through sealing washer (6) and the inner wall contact of cylinder body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008868.0U CN210560533U (en) | 2019-07-01 | 2019-07-01 | Safety unhooking device of iron notch opening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921008868.0U CN210560533U (en) | 2019-07-01 | 2019-07-01 | Safety unhooking device of iron notch opening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210560533U true CN210560533U (en) | 2020-05-19 |
Family
ID=70629969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921008868.0U Active CN210560533U (en) | 2019-07-01 | 2019-07-01 | Safety unhooking device of iron notch opening machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210560533U (en) |
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2019
- 2019-07-01 CN CN201921008868.0U patent/CN210560533U/en active Active
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