CN218345122U

CN218345122U - Maintenance device for anode roasting furnace

Info

Publication number: CN218345122U
Application number: CN202221927055.3U
Authority: CN
Inventors: 乔捷; 陆志华; 高华; 刘鹏; 徐浩波
Original assignee: Qingtongxia Aluminum Co ltd Qingtongxia Aluminum Branch
Current assignee: Qingtongxia Aluminum Co ltd Qingtongxia Aluminum Branch
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-01-20
Anticipated expiration: 2032-07-25

Abstract

The application discloses maintenance device for anode roasting furnace includes: a movable track is arranged on the outer side of a maintenance port of the roasting furnace, and a crown block truss is connected to the movable track in a sliding manner; the overhead traveling crane is provided with a slide rail, the slide rail is connected with a cross frame in a sliding manner, the outer side of the cross frame is provided with an infrared bumper and a ladder stand, the cross frame is provided with an operating platform, the lower part of the operating platform is provided with a cage through a lifting device, and the cage is provided with a falling protector. The maintenance platform solves the problems that the operation safety of maintenance personnel cannot be guaranteed in the existing roasting furnace maintenance operation process, and the furnace frame is directly arranged on the maintenance furnace chamber, so that the flame path wall of the roasting furnace is easily damaged, and the service life of the flame path wall is influenced.

Description

Maintenance device for anode roasting furnace

Technical Field

The application relates to the technical field of maintenance equipment of roasting furnaces, in particular to a maintenance device for an anode roasting furnace.

Background

The roasting furnace is mainly used for the technical processes of activation, crystal form conversion, oxidation, pyrolysis, reduction, halogenation, sulfation and the like, and is widely applied to the production process of special materials in the industries of petrochemical industry, inorganic chemical industry, metallurgy, building and the like. The roasting furnace needs to be maintained frequently, in the existing maintenance operation, safety nets are usually arranged on two sides of the roasting furnace, maintenance personnel carry a furnace frame to the position above a furnace chamber to be maintained, and the maintenance personnel stand on the furnace frame to maintain the furnace chamber. The operation safety of a maintainer cannot be guaranteed in the operation process, and the furnace frame is directly arranged on the maintenance furnace chamber, so that the flame path wall of the roasting furnace is easily damaged, and the service life of the flame path wall is influenced.

Therefore, the maintenance device for the anode roasting furnace provided by the application solves the problems.

SUMMERY OF THE UTILITY MODEL

The application provides a maintenance device for anode roasting furnace has solved current roasting furnace maintenance operation process maintenance personal's operation safety and can not obtain the guarantee to the furnace frame direct mount causes the damage to the flame path wall of roasting furnace easily on maintaining the furnace chamber, influences the life's of flame path wall problem.

In order to solve the above technical problem, the application provides a maintenance device for anode roasting furnace, includes: the device comprises a roasting furnace, wherein a moving track is arranged on the outer side of a maintenance opening of the roasting furnace, and a crown block truss is connected to the moving track in a sliding manner;

the overhead traveling crane is characterized in that a slide rail is arranged on the overhead traveling crane truss, a cross frame is connected to the slide rail in a sliding mode, an infrared bumper and a crawling ladder are arranged on the outer side of the cross frame, an operating platform is arranged on the cross frame, a suspension cage is installed below the operating platform through a lifting device, and a falling protector is installed on the suspension cage.

As a further scheme, the lifting device comprises a winch installed on the cage, and a steel wire rope at the bottom of the winch is connected with the cage.

As a further scheme, the cage comprises a bottom plate, a fence is installed on the bottom plate, the fence comprises a cross rod and a vertical rod, and the vertical rod is connected with the cross rod in a crossing manner.

As a further scheme, both ends of the crown block truss are provided with limit fences, and each limit fence is located at the edges of both ends of the sliding rail.

As a further scheme, guardrails are arranged on two sides of the operating platform and extend upwards to 2-3 meters, and each guardrail comprises steel pipes which are arranged in a crossed mode.

As a further scheme, the slide rail is connected with two transverse frames in a sliding mode, the two transverse frames are identical in structure, and each transverse frame is provided with one crawling ladder.

As a further scheme, the ladder stand is detachably connected with the cross frame.

Compare in prior art, when using the maintenance device that this application provided, maintenance person from the cat ladder get into to operation platform on, the operation overhead traveling crane truss removes at the removal track, makes the overhead traveling crane truss remove to the burning furnace that needs the maintenance on, maintenance person gets into in the cage to through the elevating gear on the operation cage with cage downwardly moving to burning furnace in maintaining.

Therefore, the maintenance device has the following beneficial effects:

1. the movable track arranged outside the maintenance opening of the operating platform can prevent the operating platform from generating adverse effects on the flame path wall in the maintenance process;

2. this operation platform not only can make maintenance personal operate from top to bottom in the roasting furnace that treats the maintenance through the cage, and the cage can ensure maintenance personal's safety moreover, avoids taking place the incident.

Drawings

In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious for those skilled in the art to obtain other drawings without making any inventive changes.

In the description of the application, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "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 convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the application. In the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.

Fig. 1 is a top view of a maintenance platform according to an embodiment of the present invention;

fig. 2 is a side view of a maintenance platform according to an embodiment of the present invention;

fig. 3 is a side view of a crown block truss provided in the embodiment of the present invention;

fig. 4 is a schematic structural view of a suspension cage according to an embodiment of the present invention.

In the figure: 1. roasting furnace; 2. a moving track; 3. a crown block truss; 31. a slide rail; 33. a limit fence; 4. a cross frame; 5. a bumper; 6. climbing a ladder; 7. an operating platform; 8. a suspension cage; 81. a base plate; 82. a fence; 9. a safety catch; 10. a winch.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.

Fig. 1 is a top view of a maintenance platform according to an embodiment of the present invention; fig. 2 is a side view of a maintenance platform according to an embodiment of the present invention; fig. 3 is a side view of a crown block truss provided in the embodiment of the present invention; fig. 4 is a schematic structural view of a suspension cage according to an embodiment of the present invention.

In the prior art, the maintenance operation of the roasting furnace 1 is mainly undertaken by a furnace protection worker, and at least two roasting furnaces need to be maintained every day. During the operation, personnel need earlier place the safety net with the furnace chamber both sides that need to maintain, protect the furnace frame with the manual work and transfer to need to maintain the furnace chamber top, and the safety rope is hung on protecting the furnace frame, and the workbin that needs to maintain is put into to manual work transport cat ladder, and the staff stands on the cat ladder, scrambles to protecting furnace frame upper portion, repairs the maintenance to the damaged position of furnace chamber workbin. In the operation aversion in-process, personnel draw the mud bucket on one hand, hold up the cat ladder on one hand and remove, and the potential safety hazard is great, simultaneously because protect the limitation of stove frame, the cat ladder only can be taken in protecting stove frame both sides and put, and the middle part can not obtain effective maintenance, is unfavorable for the extension to bake burning furnace flame path wall life over a slow fire.

In this embodiment, as shown in fig. 1-4, the maintenance platform is mainly used for maintenance of the anode roasting furnace and is installed above the maintenance opening of the roasting furnace 1. A crown block truss 3 is connected on a moving track 2 arranged outside a maintenance opening of the roasting furnace 1 in a sliding manner, and rollers arranged at the bottom of the crown block truss 3 can slide back and forth on the moving track 2. The moving track 3 is typically located 1-2 meters away from the flue wall so that it does not adversely affect the flue wall during maintenance. Particularly, during maintenance, the rollers can reciprocate on the moving rail 2 under the driving of the driving device. Meanwhile, the crown block truss 3 is further provided with slide rails 31, the slide rails 31 are located on two sides of the crown block truss 3, and the cross frame 4 connected to the slide rails 31 in a sliding manner can move on the slide rails 31. Of course, the movement of the cross frame 4 is also driven by conventional drive means. And the movement of the crown truss 3 and the movement of the cross frame 4 can be controlled by the PCL control system in a centralized way and operated manually. The driving device (driving reducer) can be a SEW three-in-one reducer. The operation mode greatly improves the convenience and the intelligent control degree of the operation. After entering the cross frame 4 through the ladder stand 6 arranged on the cross frame 4, the maintenance personnel operates the control switch to move the cross frame 4 to the rear part of the roasting furnace 1 to be maintained. At present, the number of the cross frames 4 is two (one is drawn in figure 2), and the infrared ray anti-collision devices 5 arranged on the outer sides of the cross frames 4 can prevent the cross frames 4 from colliding with each other during operation, so that potential safety hazards caused by misoperation of maintenance personnel are avoided. And each cross frame 4 can be independently controlled to independently perform work. Therefore, the different roasting furnaces 1 can be maintained at the same time, and the maintenance efficiency is improved.

In this embodiment, all be provided with on every crossbearer 4 and be used for maintenance personal to carry out the operation platform 7 of maintenance operation, maintenance personal can enter into maintenance platform 7 through cat ladder 6 in, the bottom of maintenance platform 7 is provided with the platform that conveniently makes maintenance personal stand. As a further scheme, guardrails are arranged on two sides of the operating platform 7 and extend upwards to 2-3 meters, and each guardrail comprises a steel pipe which is arranged in a crossed mode. The setting of guardrail can provide the security of protection, has prevented that maintenance personal from taking place to fall in the maintenance process. The maintenance personnel firstly enter the operation platform 7 from the ladder 6, and then enter the cage 8 below the operation platform 7 from a descending opening (not shown in the figure) on the operation platform 7. As a further scheme, the cage 8 comprises a bottom plate 81, a rail 82 is mounted on the bottom plate 81, the rail comprises a cross bar and a vertical bar, and the vertical bar is connected with the cross bar in a crossing manner. Maintenance personnel can perform maintenance work after standing on the bottom plate 81. And the setting of rail has improved the security, can constitute network structure behind horizontal pole and the montant cross connection, has improved the protectiveness.

In this embodiment, after the maintenance personnel operate the controller on the platform of the cage 8, the lifting device drives the cage 8 to move downwards, and as a further scheme, the lifting device comprises a winch 10 installed on the cage 8, and a steel wire rope at the bottom of the winch 10 is connected with the cage 8. The hoists 10 are respectively installed at both ends of the cage 8 to enable the cage 8 to be operated to ascend or descend. The maintenance personnel can operate to lower the suspension cage 8 into the roasting furnace 1 to be maintained. Meanwhile, a speed difference device is further mounted on the lifting device, so that the phenomenon that the descending speed is too high is prevented, and the operation safety is improved. Meanwhile, the cage 8 is also provided with the falling protector 9, the safety of the cage 8 in the descending process is improved due to the arrangement of the falling protector 9, and particularly potential safety hazards caused by emergency falling of the cage 8 are prevented.

In this embodiment, as a further scheme, both ends of the crown block truss 3 are provided with the position limiting bars 33, and each position limiting bar 33 is located at both end edges of the slide rail 4. The arrangement of the limit fence 33 prevents the maintenance platform 7 from sliding out of the slide rail 31. Of course, the infrared bumper 5 may be provided on the stopper rail 33 to prevent collision. As a further scheme, the slide rail 31 is connected with two cross frames 4, the two cross frames 4 have the same structure, and each cross frame 4 is provided with a ladder 6. The arrangement of the two cross frames 4 facilitates maintenance operations of maintenance personnel on the cross frames 4 at the same time. As a further alternative, the ladder 6 is detachably connected to the cross member 4. So that the ladder stand 6 can be conveniently detached when not in use. Compared with the prior art, the application provides a maintenance device for anode roasting furnace includes: a moving track 2 is arranged on the outer side of a maintenance opening of the roasting furnace 1, and a crown block truss 3 is connected on the moving track 2 in a sliding manner; the overhead traveling crane truss is provided with a slide rail 31, the slide rail 31 is connected with a cross frame 4 in a sliding mode, the outer side of the cross frame 4 is provided with an infrared bumper 5 and a ladder stand 6, the cross frame 4 is provided with an operating platform 7, a cage 8 is installed below the operating platform 7 through a lifting device, and a falling protector 9 is installed on the cage 8.

When using the maintenance device that this application provided, maintenance person from cat ladder 6 enter into to operation platform 7 on, operation overhead traveling crane truss 3 removes at removal track 1, make overhead traveling crane truss 3 remove to the roast stove 1 that needs the maintenance on, maintenance person gets into behind the cage 8 through the elevating gear on the operation cage 8 with cage 8 downstream to roast the stove 1 in and maintain.

Therefore, the movable track arranged outside the maintenance opening of the maintenance device can not only prevent the operation platform from generating adverse effects on the fire wall in the maintenance process; and through the cage, not only can maintenance personnel operate from top to bottom in the roasting furnace 1 to be maintained, but also the cage can ensure the safety of the maintenance personnel, and safety accidents are avoided.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.

Claims

1. A maintenance device for an anode roasting furnace is characterized by comprising: the device comprises a roasting furnace, wherein a moving track is arranged on the outer side of a maintenance opening of the roasting furnace, and a crown block truss is connected to the moving track in a sliding manner;

2. The maintenance device for the anode roasting furnace according to claim 1, wherein the lifting device comprises a winch installed on the cage, and a steel wire rope at the bottom of the winch is connected with the cage.

3. The maintenance device for the anode roasting furnace as claimed in claim 1, wherein the suspension cage comprises a bottom plate, a rail is mounted on the bottom plate, the rail comprises a cross bar and a vertical bar, and the vertical bar is connected with the cross bar in a crossing manner.

4. The maintenance device for the anode roasting furnace according to claim 1, wherein both ends of the crown truss are provided with limiting fences, and each limiting fence is positioned at the edges of both ends of the slide rail.

5. The maintenance device for the anode roasting furnace according to claim 1, wherein guard rails are arranged on two sides of the operation platform, the guard rails extend upwards to 2-3 meters, and each guard rail comprises steel pipes arranged in a cross manner.

6. The maintenance device for the anode roasting furnace according to claim 1, wherein two cross frames are slidably connected to the slide rails, the two cross frames have the same structure, and each cross frame is provided with one ladder.

7. The maintenance device for the anode roasting furnace as claimed in claim 1, wherein the ladder stand is detachably connected to the cross frame.