CN217900527U

CN217900527U - Plasma smelting furnace observation window

Info

Publication number: CN217900527U
Application number: CN202221319067.8U
Authority: CN
Inventors: 张俊杰
Original assignee: Lixuan Technology Shanghai Co ltd
Current assignee: Lixuan Technology Shanghai Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-11-25
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a plasma smelting furnace observation window relates to plasma smelting field, include the base, draw mechanism and fixed establishment, the inner wall fixedly connected with dead lever of base, and the surperficial one end of base is provided with the pivot, the outer wall welding of pivot has the link, and the bottom welding of link has the hatch door, draw mechanism fixed connection in the surperficial one end of hatch door, and the outer wall laminating of hatch door has the sealing strip, fixed establishment all welds both ends about the surface at the base, the bottom laminating of hatch door has the heat insulating mattress, and the bottom laminating of heat insulating mattress has refractory concrete. The utility model discloses a refractory concrete and heat insulating mattress that set up are convenient for like this when using, can play withstand voltage effect to the observation window through refractory concrete to can avoid the inside high temperature of plasma smelting furnace to roast the hatch door through the heat insulating mattress, in order to play thermal-insulated effect.

Description

Plasma smelting furnace observation window

Technical Field

The utility model relates to a plasma smelting field specifically is plasma smelting furnace observation window.

Background

The general name of a metallurgical method for smelting by using inert gas, reducing gas or a mixture of two gases as a medium and using pure plasma arc or plasma beam with the temperature of more than 3 ten thousand degrees as a heat source is that the smelting can be carried out in a furnace with a furnace lining, and the smelting and the purification can also be carried out in the form of a consumable electrode, and the method is mainly used for producing special steel, ultra-low carbon stainless steel, high-temperature alloy and active and refractory metals.

The existing plasma melting furnace observation window has poor heat insulation and high temperature resistance effects, so that the plasma melting furnace observation window is urgently needed.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a plasma smelting furnace observation window to solve current plasma smelting furnace observation window, thermal-insulated and the relatively poor problem of high temperature resistant effect.

In order to achieve the above purpose, the utility model provides a following technical scheme: plasma smelting furnace observation window includes the base, draws and gets mechanism and fixed establishment, the inner wall fixedly connected with dead lever of base, and the surperficial one end of base is provided with the pivot, the outer wall welding of pivot has the link, and the bottom welding of link has the hatch door.

The pulling mechanism is fixedly connected to one end of the surface of the cabin door, and the outer wall of the cabin door is attached with a sealing strip.

The fixing mechanism is welded at the upper end and the lower end of the surface of the base, the bottom of the cabin door is attached with a heat insulation pad, and the bottom of the heat insulation pad is attached with refractory concrete.

Preferably, threaded connection is adopted between the fixed rod and the base, and the outer wall of the fixed rod and the inner wall of the base are both in threaded arrangement.

Preferably, the hatch door and the base form a rotating structure through a rotating shaft, and the rotating shaft and the base are vertically arranged.

Preferably, draw and get mechanism and include handle, protective sheath and gag lever post, handle fixed connection is in the surperficial one end of hatch door, the outer wall laminating of handle has the protective sheath, and the equal fixedly connected with gag lever post in upper and lower both ends of handle.

Preferably, the inner wall of the sealing strip is tightly attached to the outer wall of the cabin door, and the size of the inner wall of the sealing strip is matched with that of the outer wall of the cabin door.

Preferably, fixed establishment includes fixed plate, regulating block and bolt, the fixed plate is all welded at both ends about the surface of base, the upper end of fixed plate is provided with the regulating block, and the outer wall of regulating block is provided with the bolt.

Preferably, the inner wall of the heat insulation pad is tightly attached to the outer wall of the cabin door, and the size of the inner wall of the heat insulation pad is matched with that of the outer wall of the cabin door.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model has the advantages that the fireproof concrete and the heat insulation pad are arranged, so that when in use, the fireproof concrete can play a pressure-resistant effect on the observation window, and the heat insulation pad can prevent the high temperature inside the plasma melting furnace from roasting the cabin door, so as to play a heat insulation effect;

2. the utility model has the advantages that the door can be driven to open and close by the handle in the pulling mechanism through the arranged pulling mechanism and the sealing strip, the hand scald of the operator during use can be avoided by the protective sleeve on the handle, in addition, the sealing effect can be achieved for the plasma melting furnace through the sealing strip, and the high temperature inside the plasma melting furnace is prevented from leaking through the gap;

3. the utility model discloses a pivot and the link that set up are convenient for like this rotate through the pivot and drive link and hatch door and carry out nimble closure, can adjust the angle that the hatch door opened and shut, can be more clear observe the inside condition of plasma melting furnace.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a side view of the cross-sectional view of the present invention.

Fig. 3 is a side view of the hinge, the connecting bracket and the door of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base; 2. fixing the rod; 3. a rotating shaft; 4. a connecting frame; 5. a cabin door; 6. a pulling mechanism; 601. a handle; 602. a protective sleeve; 603. a limiting rod; 7. a sealing strip; 8. a fixing mechanism; 801. a fixing plate; 802. an adjusting block; 803. a bolt; 9. a heat insulating pad; 10. refractory concrete.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

Next, an embodiment of the present invention will be described with reference to the overall structure thereof.

Please refer to fig. 1-4, the plasma melting furnace observation window comprises a base 1, a pulling mechanism 6 and a fixing mechanism 8, the inner wall of the base 1 is fixedly connected with a fixing rod 2, the fixing rod 2 is in threaded connection with the base 1, the outer wall of the fixing rod 2 and the inner wall of the base 1 are both in threaded arrangement, one end of the surface of the base 1 is provided with a rotating shaft 3, the outer wall of the rotating shaft 3 is welded with a connecting frame 4, the bottom end of the connecting frame 4 is welded with a cabin door 5, the cabin door 5 forms a rotating structure with the base 1 through the rotating shaft 3, the rotating shaft 3 and the base 1 are arranged vertically, the rotating shaft 3 and the connecting frame 4 are arranged, so that the connecting frame 4 and the cabin door 5 are driven to be flexibly closed through the rotation of the rotating shaft 3, the opening and closing angle of the cabin door 5 can be adjusted, and the condition inside the plasma melting furnace can be observed more clearly.

Referring to fig. 1-4, the plasma furnace observation window, the pulling mechanism 6 is fixedly connected to one end of the surface of the cabin door 5, the pulling mechanism 6 includes a handle 601, a protective sleeve 602 and a stop rod 603, the handle 601 is fixedly connected to one end of the surface of the cabin door 5, the protective sleeve 602 is attached to the outer wall of the handle 601, the stop rod 603 is fixedly connected to both the upper end and the lower end of the handle 601, the sealing strip 7 is attached to the outer wall of the cabin door 5, the inner wall of the sealing strip 7 is closely attached to the outer wall of the cabin door 5, the inner wall of the sealing strip 7 is matched with the outer wall of the cabin door 5 in size, the pulling mechanism 6 and the sealing strip 7 are arranged, so that the cabin door 5 can be driven to open and close by the handle 601 in the pulling mechanism 6, the hands of an operator can be prevented from being scalded by the protective sleeve 602 on the handle 601, and the sealing effect can be achieved on the plasma furnace by the sealing strip 7, and the leakage of high temperature inside the plasma furnace through gaps can be avoided.

Referring to fig. 1-4, in the observation window of the plasma furnace, the fixing mechanisms 8 are all welded at the upper and lower ends of the surface of the base 1, each fixing mechanism 8 includes a fixing plate 801, a regulating block 802 and a bolt 803, the fixing plates 801 are all welded at the upper and lower ends of the surface of the base 1, the regulating block 802 is arranged at the upper end of the fixing plate 801, the bolt 803 is arranged on the outer wall of the regulating block 802, the heat insulating pad 9 is attached to the bottom end of the cabin door 5, the inner wall of the heat insulating pad 9 is closely attached to the outer wall of the cabin door 5, the size of the inner wall of the heat insulating pad 9 is identical to the size of the outer wall of the cabin door 5, the fire-resistant concrete 10 is attached to the bottom end of the heat insulating pad 9, and the fire-resistant concrete 10 and the heat insulating pad 9 are arranged, so that when the observation window is used, the fire-resistant concrete 10 can exert a pressure-resistant effect on the observation window, and the heat-insulating effect can be avoided by the heat insulating pad 9 from roasting the cabin door 5 at high temperature inside the plasma furnace.

The working principle is as follows: when the plasma furnace is used, firstly, the base 1 of the observation window is fixedly connected with the installation position of the plasma furnace through the fixed rod 2, then the sealing strip 7 is attached to the edge of the outer wall of the cabin door 5, then the pulling mechanism 6 is fixedly connected with one end of the surface of the cabin door 5 through the limiting rod 603, if the cabin door 5 needs to be opened to observe the condition in the plasma furnace, firstly, the bolt 803 is loosened from the cabin door 5 through the adjusting block 802 in the fixing mechanism 8, then an operator can hold the handle 601 in the pulling mechanism 6 to pull outwards, the connecting frame 4 and the cabin door 5 are driven to be opened through the rotation of the rotating shaft 3, the opening and closing angle of the cabin door 5 is adjusted through the rotating shaft 3, so that the plasma furnace can be observed more clearly, under the state that the observation window is closed, the observation window can be protected against pressure through the refractory concrete 10, the high-temperature roasting of the inside of the plasma furnace can be avoided through the heat insulation pad 9, so that the heat insulation effect can be achieved, the sealing effect can be achieved on the plasma furnace, the high-temperature-resistant structure is avoided through leakage, the design structure is simple, the high-temperature-resistant and the high-temperature-resistant property of the existing technical description of the existing technical instruction and the existing high-proof and the high-free observation window.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Plasma smelting furnace observation window including base (1), draws and gets mechanism (6) and fixed establishment (8), its characterized in that: the inner wall of the base (1) is fixedly connected with a fixed rod (2), one end of the surface of the base (1) is provided with a rotating shaft (3), the outer wall of the rotating shaft (3) is welded with a connecting frame (4), and the bottom end of the connecting frame (4) is welded with a cabin door (5); the pulling mechanism (6) is fixedly connected to one end of the surface of the cabin door (5), and a sealing strip (7) is attached to the outer wall of the cabin door (5); the fixing mechanism (8) is welded at the upper end and the lower end of the surface of the base (1), the bottom end of the cabin door (5) is attached with a heat insulation pad (9), and the bottom end of the heat insulation pad (9) is attached with refractory concrete (10).

2. The plasma furnace viewing window of claim 1, wherein: the fixing rod (2) is in threaded connection with the base (1), and the outer wall of the fixing rod (2) and the inner wall of the base (1) are both in threaded arrangement.

3. The plasma melter viewing window of claim 1 wherein: the cabin door (5) and the base (1) form a rotating structure through the rotating shaft (3), and the rotating shaft (3) and the base (1) are vertically arranged.

4. The plasma furnace viewing window of claim 1, wherein: draw and get mechanism (6) and include handle (601), protective sheath (602) and gag lever post (603), handle (601) fixed connection is in the surperficial one end of hatch door (5), the outer wall laminating of handle (601) has protective sheath (602), and the equal fixedly connected with gag lever post (603) in upper and lower both ends of handle (601).

5. The plasma melter viewing window of claim 1 wherein: the inner wall of the sealing strip (7) is tightly attached to the outer wall of the cabin door (5), and the size of the inner wall of the sealing strip (7) is matched with that of the outer wall of the cabin door (5).

6. The plasma melter viewing window of claim 1 wherein: fixed establishment (8) are including fixed plate (801), regulating block (802) and bolt (803), both ends about the surface of fixed plate (801) all weld in base (1), the upper end of fixed plate (801) is provided with regulating block (802), and the outer wall of regulating block (802) is provided with bolt (803).

7. The plasma furnace viewing window of claim 1, wherein: the inner wall of the heat insulation pad (9) is tightly attached to the outer wall of the cabin door (5), and the size of the inner wall of the heat insulation pad (9) is matched with the size of the outer wall of the cabin door (5).