CN216192448U

CN216192448U - Dust excluding hood for stokehole cast house

Info

Publication number: CN216192448U
Application number: CN202121689364.7U
Authority: CN
Inventors: 邢新付; 刘翔
Original assignee: Anyang Xinpu Iron And Steel Co ltd
Current assignee: Anyang Xinpu Iron And Steel Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-04-05
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a dust hood for a stokehole cast house, which comprises a groove, wherein an outer shed body is arranged above the groove, a skimmer body is arranged on the upper side of the groove, and a main molten iron ditch and a slag ditch are respectively arranged in the left side and the right side of the groove; the single bodies of the connecting plate are respectively arranged on the inner sides of the upper parts of the slag runner and the connecting plate, and a reinforced closed cover plate is arranged on the inner side of the connecting plate; the hangers body is fixedly installed inside the reinforced sealing cover plate, and the dust hood body is fixedly installed at the upper end of the outer shed body through bolts. This dust excluding hood is used in stokehold cast house, the dust excluding hood is difficult for taking place deformation to the apron is difficult for appearing the clearance, prevents that the dust from revealing, can seal a big dust excluding hood with molten iron main trough, skimmer, cinder runner are whole, can effectually avoid setting up the dust excluding hood alone and the interface that exists is more, the sealed not good processing of kneck, kneck leak easily, the on-the-spot scheduling problem that is not pleasing to the eye.

Description

Dust excluding hood for stokehole cast house

Technical Field

The utility model relates to the technical field related to the metallurgical industry, in particular to a dust hood for a stokehole cast house.

Background

The cast house of the iron works at the initial construction stage belongs to open type operation, the phenomenon of dust overflow, namely the unorganized emission of dust, is inevitably generated in the production, and after the national relevant policy requirements of strictly forbidding the unorganized emission and the overproof emission, the dust removal cover for the cast house in front of the furnace is needed for dust removal, but the existing dust removal cover for the cast house in front of the furnace still has many defects.

The prior art scheme has the following defects: the dust excluding hood is heated easily and takes place the deformation to the clearance appears easily in the apron, and the dust is revealed easily, sets up the dust excluding hood alone moreover and the interface that exists is more, the sealed not good processing of interface, the interface leaks easily, the scene is pleasing to the eye, consequently, we provide a dust excluding hood for the cast house in the front of the furnace, in order to solve the problem that proposes in the aforesaid.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dust hood for a cast house in front of a furnace, which aims to solve the problems that the dust hood proposed in the background art is easy to deform due to heating, a cover plate is easy to have gaps, dust is easy to leak, and due to the fact that the dust hood is independently arranged, a plurality of interfaces are arranged, the sealing of the interfaces is not easy to process, the interfaces are easy to leak, and the site is not attractive.

In order to achieve the purpose, the utility model provides the following technical scheme: a dust excluding hood for a stokehole cast house, comprising: the slag skimmer comprises a groove, wherein an outer shed body is arranged above the groove, a slag skimmer body is arranged on the upper side of the groove, and a main molten iron runner and a slag runner are respectively arranged inside the left side and the right side of the groove;

the single bodies of the connecting plate are respectively arranged on the inner sides of the upper parts of the slag runner and the connecting plate, and a reinforced closed cover plate is arranged on the inner side of the connecting plate;

the hangers body, its fixed mounting is in the inside of strengthening the closing cap, there is the dust excluding hood body the upper end of the dustcoat body through bolt fixed mounting, and the upper end through connection of dust excluding hood body has the dust removal pipe and plays the dust absorption effect to dust excluding hood body outside is provided with strengthening mechanism.

Preferably, the outer shed body covers the outer sides of the skimmer body, the molten iron main trough and the slag trough, a groove-shaped structure is formed in the upper side wall of the outer shed body, and the outer shed body is communicated with the dust hood body through the groove-shaped structure.

Preferably, the reinforced closed cover plate comprises an upper plate layer, a reinforcing steel layer, a high-temperature-resistant concrete layer and a high-temperature-resistant fiber layer;

the lower side of the upper slab layer is provided with a reinforcing steel bar layer;

the high-temperature-resistant concrete layer is arranged on the lower side of the reinforcing steel layer;

and the high-temperature-resistant fiber layer is arranged on the lower side of the high-temperature-resistant concrete layer.

Preferably, the longitudinal section of the reinforced closed cover plate is trapezoidal and plays a role in reducing gaps, and the reinforced closed cover plate is connected with the connecting plate in a clamping manner.

Preferably, the reinforcing mechanism comprises an anchoring frame and a refractory material layer;

the anchoring frame is connected to the inner side of the dust hood body;

and the refractory material layer is sprayed and connected to the surface of the dust hood body.

Preferably, the dust excluding hood body and the anchoring frame are connected in a welding mode and play a role in supporting and preventing deformation of the dust excluding hood body.

Compared with the prior art, the utility model has the beneficial effects that: according to the dust hood for the stokehole cast house, the dust hood is not easy to deform, the cover plate is not easy to have gaps, dust leakage is prevented, the molten iron main runner, the slag skimmer and the slag runner can be completely sealed into one large dust hood, and the problems that the number of interfaces is large, the sealing of the interfaces is not easy to treat, the interfaces are easy to leak, the site is not attractive and the like due to the fact that the dust hood is independently arranged can be effectively avoided;

1. the anchoring frame and the fireproof material layer are arranged, the dust hood body and the anchoring frame are connected in a welding mode and play a role in supporting and preventing deformation of the dust hood body, so that the anchoring frame can provide a stable supporting effect for the dust hood body, and the fireproof property of the dust hood body can be increased through the fireproof material layer, so that the dust hood body is not easy to deform;

2. the reinforced closed cover plate can prevent dust, smoke and flame in the main molten iron ditch and the slag ditch from emerging, and the use safety is improved;

3. be equipped with the outer canopy body and dust excluding hood body, cover at the skimmer body through outer canopy body cage, the outside of molten iron main trough and cinder spout, make the outer canopy body can seal the skimmer body, molten iron main trough and cinder spout, again because the groove-shaped structure of dust excluding hood body on through the outer canopy body communicates mutually with outer canopy, so that the dust excluding hood body can be unified to handle the internal dust flue gas of outer canopy, thereby can effectually avoid setting up the dust excluding hood alone and the interface that exists is more, the sealed not good processing of kneck, the kneck leaks easily, the on-the-spot scheduling problem that is unsightly.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a side view cross-sectional structural schematic view of the connection of the slag runner and the reinforced closure cap of the present invention;

fig. 4 is a schematic view of the overall structure of the reinforced closure flap of the present invention.

In the figure: 1. a trench; 2. an outer housing body; 3. a skimmer body; 4. a main molten iron trough; 5. a slag runner; 6. a connector tile; 7. reinforcing the closed cover plate; 701. an upper ply; 702. a reinforcing steel bar layer; 703. a high temperature resistant concrete layer; 704. a high temperature resistant fiber layer; 8. a dust hood body; 9. an anchoring frame; 10. a dust removal pipe; 11. a layer of refractory material; 12. the hangers body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a dust hood for a stokehole cast house comprises an outer shed body 2 arranged above a groove 1, a skimmer body 3 is arranged on the upper side of the groove 1, a main molten iron ditch 4 and a slag ditch 5 are respectively arranged inside the left side and the right side of the groove 1, a single connecting plate 6 is respectively arranged on the inner sides of the upper parts of the slag ditch 5 and the connecting plate 6, a reinforced closed cover plate 7 is arranged on the inner side of the connecting plate 6, a hanger body 12 is fixedly arranged inside the reinforced closed cover plate 7, a dust hood body 8 is fixedly arranged at the upper end of the outer shed body 2 through bolts, a dust removal pipe 10 is connected to the upper end of the dust hood body 8 in a penetrating manner and plays a role in dust collection, a reinforcing mechanism is arranged outside the dust hood body 8, the slag can be conveniently separated through the skimmer body 3, the reinforced closed cover plate 7 can be conveniently installed and taken out through the hanger body 12, the dust hood body 8 can be conveniently installed and disassembled through bolts, the dust in the housing 2 can be treated by the dust removing pipe 10 through the dust removing cover body 8.

When the dust hood for the tapping site in front of the furnace is used, specifically, as shown in fig. 1, the outer shed body 2 is covered on the outer sides of the skimmer body 3, the molten iron main ditch 4 and the slag ditch 5 in a cage manner, so that the skimmer body 3, the molten iron main ditch 4 and the slag ditch 5 can be sealed by the outer shed body 2, the outer shed body 2 can prevent dust from diffusing in the tapping process, a groove-shaped structure is formed on the upper side wall of the outer shed body 2, the dust hood body 8 is matched to be communicated with the outer shed body 2 through the groove-shaped structure on the outer shed body 2, and dust and smoke in the outer shed body 2 can be uniformly treated by the dust hood body 8 through the dust removing pipe 10, so that the problems that the dust hood is separately arranged, the number of interfaces is large, the interfaces are not easy to be treated, the interfaces are easy to leak, the sites are not beautiful and the like can be effectively avoided;

specifically, as shown in fig. 2, 3 and 4, in the using process, the dust hood body 8 and the anchoring frame 9 are connected in a welding manner and play a role of supporting and preventing deformation of the dust hood body 8, the surface of the dust hood body 8 is coated with the refractory material layer 11, so that the refractory material layer 11 can increase the refractoriness of the dust hood body 8, the anchoring frame 9 can stably support the dust hood body 8, the dust hood body 8 is not easy to deform, the reinforced sealing cover plate 7 can be installed on the molten iron main channel 4 and the slag channel 5 through the hanger body 12, the longitudinal section of the reinforced sealing cover plate 7 is in a trapezoidal shape and plays a role of reducing gaps, the reinforced sealing cover plate 7 is connected with the connecting plate 6 in a clamping manner, so that the reinforced sealing cover plate 7 can prevent dust, smoke and flame in the molten iron main channel 4 and the slag channel 5 from emerging, the use safety is improved, and the reinforced sealing cover plate 7 comprises an upper plate layer 701, a reinforcing steel layer 702, a high-temperature-resistant concrete layer 703 and a high-temperature-resistant fiber layer 704, so that the reinforced sealing cover plate 7 is of a multi-layer composite structure, the strength of the reinforced sealing cover plate 7 can be improved, and the service life is prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a dust excluding hood for stokehold casting house which characterized in that includes:

the slag skimmer comprises a groove, wherein an outer shed body is arranged above the groove, a slag skimmer body is arranged on the upper side of the groove, and a main molten iron runner and a slag runner are respectively arranged inside the left side and the right side of the groove;

2. The dust hood for the stokehole cast house according to claim 1, characterized in that: the outer shed body covers the outer sides of the skimmer body, the molten iron main ditch and the slag ditch, and a groove-shaped structure is formed in the upper side wall of the outer shed body, and the outer shed body is communicated with the dust hood body through the groove-shaped structure.

3. The dust hood for the stokehole cast house according to claim 1, characterized in that: the reinforced closed cover plate comprises an upper plate layer, a reinforcing steel bar layer, a high-temperature-resistant concrete layer and a high-temperature-resistant fiber layer;

4. The dust hood for the stokehole cast house according to claim 1, characterized in that: the longitudinal section of the reinforced closed cover plate is trapezoidal and plays a role in reducing gaps, and the reinforced closed cover plate is connected with the connecting plate in a clamping mode.

5. The dust hood for the stokehole cast house according to claim 1, characterized in that: the reinforcing mechanism comprises an anchoring frame and a refractory material layer;

the anchoring frame is connected to the inner side of the dust hood body;

6. The dust hood for the stokehole cast house according to claim 5, wherein: the dust excluding hood body is connected with the anchoring frame in a welding mode and plays a role in supporting and preventing deformation of the dust excluding hood body.