Anti-splashing cover plate for feed opening of bottom blowing furnace

Abstract

The utility model relates to a splashing cover plate, in particular to an anti-splashing cover plate for a feed opening of a bottom blowing furnace, which comprises a main body mechanism, a functional mechanism, a fixing mechanism and an auxiliary mechanism, the functional mechanism is positioned at the top end of the main body mechanism, the fixing mechanism is positioned at the top end of the main body mechanism, and the auxiliary mechanism is positioned on one side of the main body mechanism. Through the first connector, the second connector and the cover plate connecting column which are fixedly installed on one side of the hard cover plate, the hard cover plate is buckled at the top end of the discharging port, internal materials are prevented from splashing, the buckle shell is fixedly installed on one side of the hard cover plate, the fixing buckle is clamped into the buckle connecting column, and fixing is achieved. When the hard cover plate needs to be taken down, the hard cover plate can be taken down by pressing the fixing buckle, a high-pressure spring is fixedly installed on one side of the fixing buckle to achieve resetting, the hard cover plate is fixed to the top end of the discharging port connector through a cover plate connector at the bottom end of the hard cover plate, and a fixing screw is installed between the discharging port connector and the cover plate connector.

Description

Technical Field

[0001] The utility model relates to a splash cover plate, in particular to a splash-proof cover plate for a material discharge port of a bottom blowing furnace. Background Art

[0002] my country's converter bottom blowing technology has made great progress in recent decades. The converter bottom blowing gas sources include N2, Ar, O2, CO2 and other gas sources, and the bottom blowing gas supply components are also diversified. By improving the material, molding process, structure and protective bricks of the gas supply components, and optimizing the converter bottom masonry process, combined blowing process and maintenance system, the life of the converter combined blowing system has been greatly improved.

[0003] As disclosed in the authorization announcement number CN106197032A, a bottom blowing furnace furnace body feeding port sealing device is disclosed, including an upper movable hopper, a lower fixed hopper and an arc plate; the lower fixed hopper is fixedly connected to the furnace body; the upper movable hopper is fixedly connected to the trough steel beam through an elastic device, and the trough steel beam is installed below the manual working platform; an arc plate is provided between the upper movable hopper and the lower fixed hopper to achieve an interference fit connection between the two. The sealing device for the feeding port of the bottom blowing furnace body is simple in structure and easy to use. The upper movable hopper is movably connected to the manual working platform through an elastic device, and the arc plate between the upper movable hopper and the lower fixed hopper makes the sealing performance of the feeding port of the bottom blowing furnace body good, effectively solving the problem of material leakage between the upper movable hopper and the lower fixed hopper, and does not affect the shaking of the furnace body. However, it is inconvenient to install during use and cannot solve the problem of splashing at the feeding port. For this reason, we propose a splash-proof cover plate for the feeding port of the bottom blowing furnace to solve the splashing problem of the feeding port, and it is simple to install. Utility Model Content

[0004] The utility model aims to provide a splash-proof cover plate for a bottom-blowing furnace feed port, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] The anti-splash cover plate of the feed port of a bottom blowing furnace comprises a main structure, a functional structure, a fixing structure and an auxiliary structure. The functional structure is located at the top of the main structure, the fixing structure is located at the top of the main structure, and the auxiliary structure is located at one side of the main structure. The main structure comprises a feed port body and a feed port connecting port. The feed port body is fixedly installed at the bottom of the feed port connecting port, and the feed port connecting port is fixedly installed at the bottom of the cover plate connecting head.

[0007] Preferably, the functional mechanism includes a hard cover, a first connecting head, a cover connecting column, a second connecting head, an internal insulation board, an insulation handle, and a handle base. The hard cover is fixedly installed on one side of the second connecting head, the first connecting head is fixedly installed on one side of the cover connecting head, the cover connecting column is fixedly installed on one side of the first connecting head, and the second connecting head is fixedly installed on one side of the cover connecting column.

[0008] Preferably, the fixing mechanism includes a high-pressure spring, a snap shell, a fixing snap, a snap connecting column, a connecting column support column, a connecting column base, and a feed port protection plate; the high-pressure spring is fixedly installed inside the snap shell, the snap shell is fixedly installed on one side of the hard cover plate, the fixing snap is fixedly installed on one side of the high-pressure spring, and the snap connecting column is fixedly installed on the top of the connecting column support column.

[0009] Preferably, the auxiliary mechanism includes a fixing pad, a fixing screw, a fixing thread, and a cover plate connecting head. The fixing pad is fixedly installed inside the feed port connecting port and the cover plate connecting head. The fixing screw is fixedly installed inside the fixing thread. The fixing thread is opened inside the feed port connecting port and the cover plate connecting head. The cover plate connecting head is fixedly installed at the top of the feed port connecting port.

[0010] Preferably, the internal heat insulation plate is fixedly installed inside the hard cover plate, the heat insulation handle is fixedly installed on the top of the handle base, and the handle base is fixedly installed on the top of the hard cover plate.

[0011] Preferably, the connecting column support column is fixedly installed on the top of the connecting column base, the connecting column base is fixedly installed on one side of the cover plate connecting head, and the feed port protection plate is fixedly installed inside the cover plate connecting head.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The anti-splash cover plate of the discharge port of the bottom blowing furnace is buckled at the top of the discharge port by fixing the first connector, the second connector and the cover connecting column on one side of the hard cover plate to prevent the internal material from splashing. A buckle shell is fixedly installed on one side of the hard cover plate, and the fixed buckle is snapped into the buckle connecting column to fix it. When it needs to be removed, the fixed buckle can be pressed to remove the hard cover plate. A high-pressure spring is fixedly installed on one side of the fixed buckle to achieve reset.

[0014] 2. The bottom blowing furnace discharge port splash-proof cover plate, the hard cover plate is fixed to the top of the discharge port connection port through the cover plate connector at the bottom end, wherein fixing screws are installed between the discharge port connection port and the cover plate connector. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 It is an enlarged schematic diagram of the A part of the utility model;

[0018] Figure 4 It is an enlarged schematic diagram of point B of the utility model.

[0019] In the figure: 100, discharge port body; 101, discharge port connection port; 200, hard cover; 201, first connector; 202, cover connecting column; 203, second connector; 204, internal insulation board; 205, insulation handle; 206, handle base; 300, high-pressure spring; 301, snap shell; 302, fixing snap; 303, snap connecting column; 304, connecting column support column; 305, connecting column base; 306, discharge port protection plate; 400, fixing pad; 401, fixing screw; 402, fixing thread; 403, cover connecting head. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0022] The anti-splash cover plate of the feeding port of a bottom blowing furnace comprises a main structure, a functional structure, a fixing structure and an auxiliary structure. The functional structure is located at the top of the main structure, the fixing structure is located at the top of the main structure, and the auxiliary structure is located at one side of the main structure. The main structure comprises a feeding port body 100 and a feeding port connecting port 101. The feeding port body 100 is fixedly installed at the bottom of the feeding port connecting port 101, and the feeding port connecting port 101 is fixedly installed at the bottom of the cover plate connecting head 403.

[0023] In this example, preferably, the functional mechanism includes a hard cover 200, a first connecting head 201, a cover connecting column 202, a second connecting head 203, an internal insulation board 204, an insulation handle 205, and a handle base 206. The hard cover 200 is fixedly installed on one side of the second connecting head 203, the first connecting head 201 is fixedly installed on one side of the cover connecting head 403, the cover connecting column 202 is fixedly installed on one side of the first connecting head 201, and the second connecting head 203 is fixedly installed on one side of the cover connecting column 202.

[0024] In this example, preferably, the fixing mechanism includes a high-pressure spring 300, a snap-on shell 301, a fixed snap 302, a snap-on connecting column 303, a connecting column support column 304, a connecting column base 305, and a feed port protection plate 306. The high-pressure spring 300 is fixedly installed inside the snap-on shell 301, the snap-on shell 301 is fixedly installed on one side of the hard cover plate 200, the fixed snap 302 is fixedly installed on one side of the high-pressure spring 300, and the snap-on connecting column 303 is fixedly installed on the top of the connecting column support column 304.

[0025] In this example, preferably, the auxiliary mechanism includes a fixing pad 400, a fixing screw 401, a fixing thread 402, and a cover plate connecting head 403. The fixing pad 400 is fixedly installed inside the feed port connecting port 101 and the cover plate connecting head 403. The fixing screw 401 is fixedly installed inside the fixing thread 402. The fixing thread 402 is opened inside the feed port connecting port 101 and the cover plate connecting head 403. The cover plate connecting head 403 is fixedly installed at the top of the feed port connecting port 101.

[0026] In this example, preferably, the internal heat insulation plate 204 is fixedly installed inside the hard cover plate 200 , the heat insulation handle 205 is fixedly installed on the top of the handle base 206 , and the handle base 206 is fixedly installed on the top of the hard cover plate 200 .

[0027] In this example, preferably, the connecting column support column 304 is fixedly installed on the top of the connecting column base 305, the connecting column base 305 is fixedly installed on one side of the cover plate connector 403, and the feed port protection plate 306 is fixedly installed inside the cover plate connector 403.

[0028] When the splash-proof cover plate of the bottom-blowing furnace discharge port of this embodiment is in use, the hard cover plate 200 is buckled on the top of the discharge port through the first connecting head 201, the second connecting head 203 and the cover plate connecting column 202 fixedly installed on one side of the hard cover plate 200 to prevent internal material from splashing. A snap shell 301 is fixedly installed on one side of the hard cover plate 200, and the fixed snap 302 is snapped into the snap connecting column 303 to fix it. When it needs to be removed, the fixed snap 302 can be pressed to remove the hard cover plate 200. A high-pressure spring 300 is fixedly installed on one side of the fixed snap 302 to achieve resetting.

[0029] The hard cover plate 200 is fixed to the top of the feed port connection port 101 via the cover plate connector 403 at the bottom, wherein a fixing screw 401 is installed between the feed port connection port 101 and the cover plate connector 403 .

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. The anti-splash cover plate of the bottom blowing furnace feeding port includes a main body mechanism, a functional mechanism, a fixing mechanism, and an auxiliary mechanism, and is characterized by: The functional mechanism is located at the top of the main mechanism, the fixing mechanism is located at the top of the main mechanism, and the auxiliary mechanism is located at one side of the main mechanism. The main mechanism comprises a feed port body (100) and a feed port connection port (101). The feed port body (100) is fixedly mounted at the bottom of the feed port connection port (101), and the feed port connection port (101) is fixedly mounted at the bottom of the cover plate connection head (403).

2. The splash-proof cover plate for the bottom blowing furnace discharge port according to claim 1, characterized in that: The functional mechanism comprises a hard cover plate (200), a first connector (201), a cover plate connecting column (202), a second connector (203), an internal heat insulation plate (204), a heat insulation handle (205), and a handle base (206); the hard cover plate (200) is fixedly mounted on one side of the second connector (203); the first connector (201) is fixedly mounted on one side of the cover plate connecting column (403); the cover plate connecting column (202) is fixedly mounted on one side of the first connector (201); and the second connector (203) is fixedly mounted on one side of the cover plate connecting column (202).

3. The splash-proof cover plate for the bottom blowing furnace discharge port according to claim 1, characterized in that: The fixing mechanism comprises a high-pressure spring (300), a buckle shell (301), a fixing buckle (302), a buckle connecting column (303), a connecting column supporting column (304), a connecting column base (305), and a feed opening protection plate (306); the high-pressure spring (300) is fixedly mounted inside the buckle shell (301), the buckle shell (301) is fixedly mounted on one side of the hard cover plate (200), the fixing buckle (302) is fixedly mounted on one side of the high-pressure spring (300), and the buckle connecting column (303) is fixedly mounted on the top of the connecting column supporting column (304).

4. The splash-proof cover plate for the bottom blowing furnace discharge port according to claim 1, characterized in that: The auxiliary mechanism comprises a fixing pad (400), a fixing screw (401), a fixing thread (402), and a cover plate connecting head (403); the fixing pad (400) is fixedly installed inside the feed port connecting port (101) and the cover plate connecting head (403); the fixing screw (401) is fixedly installed inside the fixing thread (402); the fixing thread (402) is provided inside the feed port connecting port (101) and the cover plate connecting head (403); and the cover plate connecting head (403) is fixedly installed at the top end of the feed port connecting port (101).

5. The splash-proof cover plate for the bottom blowing furnace discharge port according to claim 2, characterized in that: The internal heat insulation plate (204) is fixedly mounted inside the hard cover plate (200), the heat insulation handle (205) is fixedly mounted on the top of the handle base (206), and the handle base (206) is fixedly mounted on the top of the hard cover plate (200).

6. The splash-proof cover plate for the bottom blowing furnace discharge port according to claim 3, characterized in that: The connecting column support column (304) is fixedly mounted on the top of the connecting column base (305), the connecting column base (305) is fixedly mounted on one side of the cover plate connector (403), and the feed port protection plate (306) is fixedly mounted inside the cover plate connector (403).

Images