CN211902884U

CN211902884U - Protection device applied to hot-rolling heat accumulating type burner flame-throwing port

Info

Publication number: CN211902884U
Application number: CN202020351141.9U
Authority: CN
Inventors: 杜志刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-19
Filing date: 2020-03-19
Publication date: 2020-11-10
Anticipated expiration: 2030-03-19

Abstract

The utility model discloses a protection device applied to a hot rolling heat accumulating type burner nozzle, which structurally comprises a burner, a burner nozzle, an air inlet, a gas conduit, a rotating device, a cooling fan, a rotating shaft and a wind guide pipe, wherein the gas inlet is provided with two pipes which are welded with the gas conduit, the gas conduit is connected with the burner, and the cooling fan is connected with the wind guide pipe, the utility model uses the burner by a worker, and can cool an alternate burner nozzle through the matching of the wind guide pipe and the cooling fan, and the rotating shaft is driven to rotate by the rotating device at the stage of stopping the nozzle spraying fire according to the rule of two rows of alternate spraying fire heating of a heat accumulating type burner system, so that the alternate burner nozzles fixed at two ends of a connecting shaft rotate alternately, and then the alternate burner nozzle attached to the outlet of the wind guide pipe is cooled by the cooling fan, the phenomenon that the fire nozzle of the burner is easy to crack and damage due to the fact that the fire nozzle is in a high-temperature environment for a long time is avoided.

Description

Protection device applied to hot-rolling heat accumulating type burner flame-throwing port

Technical Field

The utility model relates to a hot rolling field, specificly is a protection device who is applied to hot rolling heat accumulation formula nozzle bocca.

Background

The hot rolling heat accumulating type burner is mainly used for heating metal raw materials at high temperature, so that equipment for rolling the softened metal raw materials can uniformly heat the metal raw materials through alternate combustion of the burner, is an indispensable tool for hot rolling forging, and is easy to crack and damage due to the fact that a fire nozzle of the burner in the prior art is in a high-temperature environment for a long time.

SUMMERY OF THE UTILITY MODEL

To the problem, the utility model provides a be applied to protection device of hot rolling heat accumulation formula nozzle bocca.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a be applied to protection device of hot rolling heat accumulation formula nozzle bocca, its structure includes nozzle, burner mouth, air inlet, coal gas entry, coal gas pipe, rotating device, cooling fan, axis of rotation, guide duct, the burner mouth is fixed in the front end position of nozzle, air inlet and nozzle are embedded solid and are connected, the coal gas entry be equipped with two with coal gas pipe welded connection, the coal gas pipe is connected with the nozzle, rotating device and axis of rotation are embedded solid and are connected, cooling fan is connected with the guide duct, axis of rotation and nozzle activity block, the guide duct is connected with the nozzle.

Furthermore, the nozzle is internally provided with alternate fire-spraying ports, a connecting shaft and rotating gears, the alternate fire-spraying ports are provided with two ports which are fixedly connected with the connecting shaft in an embedded manner, the connecting shaft is provided with the rotating gears, and the rotating gears are connected with the rotating shaft in a meshed manner.

Furthermore, one of the alternate fire-jet ports is attached to the outlet of the gas conduit, and the other alternate fire-jet port is attached to the outlet of the air guide pipe.

Furthermore, the alternative fire-spraying ports mainly comprise shells and flame centralizing rings, the shells are connected with the alternative fire-spraying ports in a welding mode, and the flame centralizing rings are fixedly connected with the shells in an embedded mode.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses an staff uses the nozzle, cooperation through guide duct and cooling fan, can cool down to the bocca in turn, according to the law of two rows of bocca systems in turn bocca heating, stop the bocca stage at the nozzle, it rotates to drive the axis of rotation through rotating device, thereby the messenger is fixed in the alternative bocca at connecting axle both ends and rotates in turn, carry out wind-force cooling by cooling fan to the laminating at the alternative bocca that the guide duct exported again, the bocca of having avoided the nozzle is because long-time in high temperature environment, cause the phenomenon of fracture damage easily.

Drawings

Fig. 1 is the utility model relates to a be applied to protection device's of hot rolling heat accumulation formula nozzle bocca structural sketch.

Fig. 2 is the utility model relates to a be applied to inside protection device who looks sideways at of hot rolling heat accumulation formula nozzle bocca.

Fig. 3 is a schematic structural view of the alternative burner of the present invention.

Fig. 4 is a schematic view of the structure of the rotating gear in a plan view.

In the figure: the burner comprises a burner-1, a burner port-2, an air inlet-3, a coal gas inlet-4, a coal gas conduit-5, a rotating device-6, a cooling fan-7, a rotating shaft-8, an air guide pipe-9, an alternate fire-spraying port-10, a connecting shaft-11, a rotating gear-12, a shell-13 and a flame centralizing ring-14.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some embodiments, not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Examples

As shown in fig. 1-4, the utility model provides a be applied to protection device of hot rolling heat accumulation formula nozzle bocca, its characterized in that: the structure of the burner comprises a burner 1, a burner port 2, an air inlet 3, a gas inlet 4, a gas conduit 5, a rotating device 6, a cooling fan 7, a rotating shaft 8 and an air guide pipe 9, wherein the burner port 2 is fixed at the front end of the burner 1, the air inlet 3 is fixedly connected with the burner 1, the gas inlet 4 is provided with two parts which are welded with the gas conduit 5, the gas conduit 5 is connected with the burner 1, the rotating device 6 is fixedly connected with the rotating shaft 8, the cooling fan 7 is connected with the air guide pipe 9, the rotating shaft 8 is movably clamped with the burner 1, and the air guide pipe 9 is connected with the burner 1; the burner is characterized in that alternate fire-spraying ports 10, a connecting shaft 11 and rotating gears 12 are arranged inside the burner 1, two alternate fire-spraying ports 10 are fixedly connected with the connecting shaft 11, the rotating gears 12 are arranged on the connecting shaft 11, the rotating gears 12 are meshed with the rotating shaft 8, one alternate fire-spraying port 10 is attached to an outlet of the gas conduit 5, one alternate fire-spraying port 10 is attached to an outlet of the gas conduit 9, the alternate fire-spraying port 10 mainly comprises a shell 13 and a flame concentration ring 14, the shell 13 is connected with the alternate fire-spraying ports 10 in a welding mode, and the flame concentration ring 14 is fixedly connected with the shell 13.

The working principle of the present invention is explained as follows: the utility model discloses an staff uses nozzle 1, make coal gas get into coal gas pipe 5 through coal gas entry 4, introduce the air through air entry 3 and carry out combustion-supporting to coal gas, cooperation through guide duct 9 and cooling fan 7, can cool down fire hole 10 in turn, according to the law of two rows of fire heating in turn of heat accumulation formula nozzle system, stop the fire-spraying stage at nozzle 1, drive axis of rotation 8 through rotating device 6 and rotate, cooperation through rotating gear 12 and connecting axle 11, it rotates in turn to drive fire hole 10 in turn at connecting axle 11 both ends, again by cooling fan 7 to the laminating carry out wind-force cooling at the fire hole 10 in turn of guide duct 9 export, fire hole 10 in turn of having avoided nozzle 1 is owing to be in high temperature environment for a long time, cause the phenomenon of fracture damage easily.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a be applied to protection device of hot rolling heat accumulation formula nozzle bocca which characterized in that: the structure of the burner comprises a burner (1), a burner port (2), an air inlet (3), a coal gas inlet (4), a coal gas conduit (5), a rotating device (6), a cooling fan (7), a rotating shaft (8) and an air guide pipe (9), wherein the burner port (2) is fixed at the front end of the burner (1), the air inlet (3) is fixedly embedded with the burner (1), the coal gas inlet (4) is provided with two parts which are welded with the coal gas conduit (5), the coal gas conduit (5) is connected with the burner (1), the rotating device (6) is fixedly embedded with the rotating shaft (8), the cooling fan (7) is connected with the air guide pipe (9), the rotating shaft (8) is movably clamped with the burner (1), and the air guide pipe (9) is connected with the burner (1);

the burner is characterized in that alternate flame ports (10), a connecting shaft (11) and rotating gears (12) are arranged inside the burner (1), the alternate flame ports (10) are fixedly connected with the connecting shaft (11), the rotating gears (12) are arranged on the connecting shaft (11), and the rotating gears (12) are meshed with the rotating shaft (8).

2. The protection device applied to the fire spouts of the hot-rolling regenerative burners as claimed in claim 1, wherein: one of the alternate fire-jet ports (10) is attached to the outlet of the gas conduit (5), and the other alternate fire-jet port (10) is attached to the outlet of the air guide pipe (9).

3. The protection device applied to the fire spouts of the hot-rolling regenerative burners as claimed in claim 1, wherein: the alternative fire-spraying ports (10) mainly comprise shells (13) and flame centralizing rings (14), the shells (13) are connected with the alternative fire-spraying ports (10) in a welding mode, and the flame centralizing rings (14) are fixedly connected with the shells (13) in an embedded mode.