CN216205344U - Protective mounting and dismounting device for hot air spray gun of smelting furnace - Google Patents
Protective mounting and dismounting device for hot air spray gun of smelting furnace Download PDFInfo
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- CN216205344U CN216205344U CN202122827179.6U CN202122827179U CN216205344U CN 216205344 U CN216205344 U CN 216205344U CN 202122827179 U CN202122827179 U CN 202122827179U CN 216205344 U CN216205344 U CN 216205344U
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- spray gun
- bent frame
- flange
- hot air
- bracket
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Abstract
The utility model discloses a protective mounting and dismounting device for a hot air spray gun of a smelting furnace, belonging to the technical field of smelting equipment. The protective mounting and dismounting device for the hot air spray gun of the smelting furnace comprises an assembly bent frame and a base, wherein the assembly bent frame is connected with the base through a bolt; the assembly bent frame comprises a bottom bent frame, a lug group arranged on the bottom bent frame, a hoop bracket fixedly arranged at the upper part of the bottom bent frame and a pairing flange fixedly sleeved outside the hoop bracket; the base comprises a flange and a plurality of supporting legs welded with the flange; the flange and the pairing flange are connected through bolts. This smelting furnace hot-blast spray gun protectiveness dismouting device simple structure, the transportation of being convenient for, installation and dismantlement, repeatedly usable has prevented effectively that the improper deformation that arouses of hoist and mount hot-blast spray gun rifle body has fine guard action to the hot-blast spray gun rifle body.
Description
Technical Field
The utility model relates to the technical field of smelting equipment, in particular to a protective mounting and dismounting device for a hot air spray gun of a smelting furnace.
Background
The upper part of the smelting reduction furnace body is provided with a hot air spray gun for blowing oxygen-enriched hot air supplied by the hot blast furnace into the upper space of the smelting reduction furnace, and the hot air is used for burning CO and H generated by the reaction in the furnace2The hot air spray gun is installed on site and is divided into two parts from the appearance, a T-shaped joint at the upper part and a hot air spray gun body at the lower part, a guide rod is arranged inside the hot air spray gun body, and a guide blade is arranged at the tail end of the hot air spray gun body. Because the appearance of the hot air spray gun is irregular, a plurality of pipe joints are arranged on the gun body of the hot air spray gun, the T-shaped joint part on the upper part of the gun body is large in size, the diameter of the lower part of the gun body is small, the radial size of the inner diversion rod is small, the strength is low, if the gun body is improperly hoisted in the storage and installation process, the deformation of the gun body is easily caused, the streamline change of the injected gas in the future use process is seriously influenced, and the normal production of the smelting furnace is further influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the deformation of a gun body is easily caused by improper hoisting in the storage and installation processes of a hot blast spray gun, and provides a protective assembling and disassembling device for the hot blast spray gun of a smelting furnace, which has a simple structure, is convenient to transport, assemble and disassemble and has a good protection effect on the hot blast spray gun body.
The utility model solves the problems and adopts the technical scheme that:
a protective mounting and dismounting device for a hot air spray gun of a smelting furnace comprises an assembling bent frame and a base welded on an assembling platform, wherein the assembling bent frame is connected with the base through a bolt; the assembly bent frame comprises a bottom bent frame, a lug group arranged on the bottom bent frame, a hoop bracket fixedly arranged at the upper part of the bottom bent frame and a pairing flange fixedly sleeved outside the hoop bracket; the base comprises a flange and a plurality of supporting legs welded with the flange; the flange and the pairing flange are connected through bolts.
Compared with the prior art, the utility model adopting the technical scheme has the outstanding characteristics that:
the protective mounting and dismounting device for the hot air spray gun of the smelting furnace is simple in structure, convenient to use, convenient to transport, mount and dismount, capable of effectively preventing deformation of the hot air spray gun body caused by improper hoisting, good in protection effect on the hot air spray gun body, good in protection effect on gas injected by the hot air spray gun and capable of guaranteeing normal production of the smelting furnace, simple to manufacture, reusable, convenient to operate in mounting and dismounting method and high in safety performance.
Preferably, the further technical scheme of the utility model is as follows:
the lug group includes a plurality of lug, and the lug symmetry is laid on the bottom framed bent.
The hoop bracket comprises a bracket and a hoop, the bracket is fixedly arranged above the bottom bent frame, and the hoop is connected with the bracket through a flange.
The hoop bracket is provided with a hot air spray gun mechanism, the hot air spray gun mechanism comprises an upper T-shaped joint, a lower hot air spray gun body, a guide rod arranged in the hot air spray gun body and a guide vane arranged at the tail end of the guide rod.
The T-shaped joint and the hot air spray gun body are both placed on the bracket, the central axis of the hot air spray gun body is in a horizontal state, and the outer surface of the hot air spray gun body is hooped with a hoop.
Drawings
FIG. 1 is a schematic view of the connection between a hot blast spray gun mechanism and a protective mounting/dismounting device for a hot blast spray gun according to the present invention;
FIG. 2 is a block diagram of an assembled bent frame according to the present invention;
FIG. 3 is a block diagram of the base of the present invention;
FIG. 4 is an assembly view of the hot blast spray gun mechanism and the assembly bent of the present invention;
FIG. 5 is an enlarged view taken at A in FIG. 4;
fig. 6 is an enlarged view at B in fig. 4.
Labeled as: a T-shaped joint 1; a hot air spray gun body 2; a guide rod 3; a bottom bent 4; a lifting lug 5; a hoop 6; the flanges 7 are paired; a bracket 8; a bolt 9; a flange 10; a leg 11; flange ears 12.
Detailed Description
The utility model will be further illustrated by the following examples, which are intended only for a better understanding of the present invention and therefore do not limit the scope of the utility model.
FIG. 1 is a schematic view showing a structural overview of the connection of a hot blast spray gun mechanism and a protective mounting and dismounting device for a hot blast spray gun according to the present invention; fig. 2 shows a block diagram of an assembled bent of the present invention.
The utility model provides a smelting furnace hot-blast spray gun protectiveness dismouting is put, includes the two parts, is respectively: the assembling bent frame and the base welded on the assembling platform are connected through bolts 9.
The assembly bent frame is specifically shown in fig. 2 and comprises a bottom bent frame 4, a lug group arranged on the bottom bent frame 4, a hoop bracket fixedly arranged at the upper part of the bottom bent frame 4 and a pair of flanges 7 fixedly sleeved outside the hoop bracket; the bottom bent frame 4 is a framework formed by welding H-shaped steel and is used as a bottom support when the protective mounting and dismounting device of the hot blast spray gun of the smelting furnace is horizontally placed, the lifting lug group comprises 8-10 lifting lugs 5, and the lifting lugs 5 are symmetrically arranged on two sides of the bottom bent frame 4 and are used for horizontal hoisting of the protective mounting and dismounting device of the hot blast spray gun of the smelting furnace. The staple bolt bracket includes bracket 8 and 6 two parts of staple bolt, and the bracket is fixed to be set up in the top of bottom framed bent 4, and the staple bolt passes through the flange with the bracket and is connected.
The anchor ear bracket is provided with a hot air spray gun mechanism which is specifically shown in figure 1, the hot air spray gun mechanism comprises a T-shaped joint 1 at the upper part, a hot air spray gun body 2 at the lower part, a guide rod 3 arranged in the hot air spray gun body 2 and a guide vane arranged at the tail end of the guide rod. The T-shaped joint 1 and the hot air spray gun body 2 are both placed on the bracket 8, the hoop 6 is hooped on the outer surface of the hot air spray gun body 2, the height of the bracket 8 is determined according to the appearance of the hot air spray gun mechanism, and the central axis is ensured to be in a horizontal state when the hot air spray gun mechanism is placed on the bracket 8. The hot air spray gun mechanism is fixed on the assembly bent frame 4 by using the anchor ear 6, and the assembly flange 7 is sleeved outside the anchor ear 6 and is connected with the flange 10 on the base by using the bolt 9.
FIG. 3 shows a block diagram of the base of the present invention; the base is shown in fig. 3, and comprises a flange 10 and a leg 11; the number of the legs 11 is 4, the legs 11 are made of angle steel, and are welded with the flange 10,
the flange 10 is connected with the assembly flange 7 of the assembly bent frame through a bolt 9, and the base is integrally welded on the assembly platform.
FIG. 4 is an assembly view of the hot blast spray gun mechanism and the assembly bent of the present invention; FIG. 5 is an enlarged view taken at A in FIG. 4; fig. 6 is an enlarged view at B in fig. 4.
The mounting and dismounting method of the protective mounting and dismounting device for the hot air spray gun of the smelting furnace comprises the following steps:
s1, designing an assembling and disassembling device, namely determining parameters of an assembling bent according to the shape of a hot air spray gun mechanism due to the irregular shape of the hot air spray gun mechanism, and ensuring that the longitudinal axis of a gun body 2 of the hot air spray gun is in a horizontal position after the hot air spray gun mechanism is placed on the assembling bent; wherein, the parameters of the assembled bent frame comprise the length of the bottom bent frame 4, the number of the hoop brackets and the height of the hoop brackets.
S2, transporting the hot air spray gun mechanism, namely, placing the hot air spray gun mechanism on a hoop bracket for fixing, hanging a lifting hook of a crane on a lifting lug 5 of an assembly bent frame, and horizontally hoisting the hot air spray gun mechanism to a transport vehicle;
s3, installing a hot air spray gun mechanism: the hot air spray gun mechanism is installed on the assembling platform, and the assembling bent frame is disassembled;
s3 specifically includes the following steps:
s31, the hot air spray gun mechanism is conveyed to an assembly platform through a transport vehicle, a lifting hook is hung on a flange lifting lug 12 of a flange on a T-shaped joint 1 at the upper part, an assembly bent frame is enabled to be in a vertical state and slowly fall back, an assembly flange 7 below the assembly bent frame is enabled to be aligned with a flange 10 on a base, the assembly flange 7 is connected with the flange 10 on the base through bolts 9, and specifically, as shown in fig. 4, 5 and 6, deformation of a hot air spray gun body caused by improper lifting is effectively avoided by utilizing the assembly bent frame for lifting.
S32, adjusting the verticality of the assembled bent frame, and dismantling the assembled bent frame.
S4, dismantling a hot air spray gun mechanism: when the hot air spray gun mechanism needs to be overhauled and disassembled in the using process, the hot air spray gun mechanism can be lifted out of the smelting furnace, and the hot air spray gun mechanism and the assembling bent frame are integrally installed and then flatly placed on the assembling platform and hoisted together with the assembling bent frame, so that the protection effect on the hot air spray gun mechanism is achieved.
The protective mounting and dismounting device for the hot air spray gun of the smelting furnace, provided by the utility model, has the advantages of simple structure, convenience in use, convenience in transportation, mounting and dismounting, capability of effectively preventing the deformation of the hot air spray gun body caused by improper lifting, good protection effect on the hot air spray gun body, good protection effect on gas injected by the hot air spray gun and guarantee of normal production of the smelting furnace, simplicity in manufacturing, reusability, convenience in operation of a mounting and dismounting method and high safety performance.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (5)
1. A protective mounting and dismounting device for a hot air spray gun of a smelting furnace is characterized by comprising an assembling bent frame and a base welded on an assembling platform, wherein the assembling bent frame is connected with the base through a bolt; the assembly bent frame comprises a bottom bent frame, a lug group arranged on the bottom bent frame, a hoop bracket fixedly arranged at the upper part of the bottom bent frame and a pairing flange fixedly sleeved outside the hoop bracket; the base comprises a flange and a plurality of supporting legs welded with the flange; the flange and the pairing flange are connected through bolts.
2. The protective mounting and dismounting device for the hot blast spray gun of the smelting furnace according to claim 1, wherein the lifting lug group comprises a plurality of lifting lugs, and the lifting lugs are symmetrically arranged on the bottom bent frame.
3. The device of claim 1, wherein the anchor ear bracket comprises a bracket and an anchor ear, the bracket is fixedly arranged above the bottom bent, and the anchor ear is connected with the bracket through a flange.
4. The device of claim 3, wherein the hoop bracket is provided with a hot blast spray gun mechanism, the hot blast spray gun mechanism comprises an upper T-shaped joint, a lower hot blast spray gun body, a guide rod arranged in the hot blast spray gun body and a guide vane arranged at the tail end of the guide rod.
5. The device of claim 4, wherein the T-shaped connector and the hot blast lance body are both disposed on the bracket, the central axis of the hot blast lance body is horizontal, and the outer surface of the hot blast lance body is provided with a hoop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827179.6U CN216205344U (en) | 2021-11-18 | 2021-11-18 | Protective mounting and dismounting device for hot air spray gun of smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122827179.6U CN216205344U (en) | 2021-11-18 | 2021-11-18 | Protective mounting and dismounting device for hot air spray gun of smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216205344U true CN216205344U (en) | 2022-04-05 |
Family
ID=80911539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122827179.6U Active CN216205344U (en) | 2021-11-18 | 2021-11-18 | Protective mounting and dismounting device for hot air spray gun of smelting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216205344U (en) |
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2021
- 2021-11-18 CN CN202122827179.6U patent/CN216205344U/en active Active
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