CN220406332U

CN220406332U - Coke-butadiene screening device

Info

Publication number: CN220406332U
Application number: CN202321381723.1U
Authority: CN
Inventors: 刘建民; 马月江; 赵巍; 张长华; 董磊; 赵树磊; 王洪廷; 宋津军; 吴金奎; 陈学胜
Original assignee: Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Current assignee: Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2024-01-30
Anticipated expiration: 2033-06-02

Abstract

The utility model discloses a coke oven screening device which comprises a screening frame, wherein a plurality of grate bars are uniformly distributed on the screening frame, gaps are arranged among the grate bars, a scraping plate capable of sliding left and right is arranged in the frame at the position corresponding to the upper part of each grate bar, scraping grooves are formed in the lower end of each scraping plate at the position corresponding to each grate bar, each grate bar penetrates through the corresponding scraping groove, the lower end of the screening frame is divided into an ash receiving cavity by the corresponding grate bar, and a cleaning assembly is arranged in each ash receiving cavity. According to the utility model, the movable scraping plate and the cleaning component are arranged in the screening machine, the scraping plate can scrape the grate bar, so that the coke powder adhered to the surface of the grate bar is scraped, the occurrence of a coke clamping condition is avoided, the cleaning component can clean the coke powder on the bottom wall of the screening machine, the coke powder is cleaned out in the screening machine, the accumulation of the coke powder is avoided, the manual operation is omitted, the great convenience is brought to staff, and the cleaning efficiency of the screening machine is greatly improved.

Description

Coke-butadiene screening device

Technical Field

The utility model relates to the technical field of screening equipment for diced coke, in particular to a screening device for diced coke.

Background

The coke breeze is the main fuel for blast furnace ironmaking, the price is lower, so that the production cost can be effectively reduced, a large amount of coal dust can be contained in the coke breeze after the production is completed, the strength and the air permeability of the coal dust are poor, the high-temperature performance is poor, the use risk is high, the fluctuation of the blast furnace condition is easily caused, the quality of molten iron is seriously affected, therefore, the coke breeze needs to be screened before the blast furnace ironmaking, so that the coke breeze mixed in the coke breeze is separated, at present, the screening work of the coke breeze is generally carried out by adopting a screening machine, the coke breeze mixed with the coke breeze is poured into the screening machine, the coke breeze can fall off from the coke breeze at a gap between grate bars through the vibration of the screening machine, and the coke breeze can not be separated from the coke breeze by adopting the conventional screening machine, but the coke breeze can adhere to the grate bars when the coke breeze is relatively wet, the condition of blocking coke is caused, the coke breeze falling to the bottom of the screening machine can not be adhered to the bottom of the machine, and the coke breeze can not be cleaned by the aid of a large amount of workers in the screening machine when the machine is required to be completely adhered to the screening machine, and the workers can not always work in the process of cleaning the workers.

Disclosure of Invention

The utility model aims to avoid the defects of the prior art and provides a coke oven screening device, so that the defects in the prior art are effectively overcome.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a burnt butyl screening plant, includes the screening frame, the outside of screening frame is provided with vibrating motor, has evenly distributed on the screening frame to be laid a plurality of bars, be provided with the clearance between the bars, the top of screening frame is provided with the pan feeding mouth, and the one end of screening frame is provided with the discharge gate, but the screening frame is interior to correspond in the position above the bar is provided with the scraping plate that can slide left and right, the lower extreme of scraping plate is provided with the groove of scraping in the position that corresponds each bar, the bar is in the groove department of scraping passes, the bar separates the lower extreme of screening frame into and connects the ash chamber, connect the ash intracavity to be provided with and clean the subassembly;

first rodless cylinders are symmetrically arranged in the screening frame at positions corresponding to two sides above the grate bar, and the upper ends of the scraping plates are fixedly connected with sliding blocks on the first rodless cylinders at two sides respectively.

Further, the screening frame is obliquely arranged, and the grate bars and the first rodless cylinders are all arranged along the inclination angle of the screening frame.

Further, two sides of the upper end of the scraping plate are provided with connecting wing plates, and the connecting wing plates are fixedly connected with the sliding blocks on the first rodless cylinder respectively.

Further, a scraping edge is arranged on the scraping plate at a position corresponding to the scraping groove.

Further, a plurality of supporting beams are uniformly distributed on the screening machine frame, the grate bars are paved on the supporting beams, a material guide plate is arranged on one side of the screening machine frame with a material outlet, and the material guide plate extends to the outer side of the material outlet.

Further, clean the subassembly including the symmetry setting and connect the second rodless cylinder of grey intracavity both sides, both sides be provided with the brush holder between the slider of second rodless cylinder, the lower extreme of brush holder is provided with the brush, the brush sets up with the diapire laminating of screening frame.

Further, supporting legs are arranged on two sides of the screening machine frame.

The technical scheme of the utility model has the following beneficial effects: according to the utility model, the movable scraping plate and the cleaning component are arranged in the screening machine, the scraping plate can scrape the grate bar, so that the coke powder adhered to the surface of the grate bar is scraped, the occurrence of a coke clamping condition is avoided, the cleaning component can clean the coke powder on the bottom wall of the screening machine, the coke powder is cleaned out in the screening machine, the accumulation of the coke powder is avoided, the manual operation is omitted, the great convenience is brought to staff, and the cleaning efficiency of the screening machine is greatly improved.

Drawings

FIG. 1 is a schematic cross-sectional view of a main body according to an embodiment of the present utility model;

FIG. 2 is a schematic top plan view of an embodiment of the present utility model;

FIG. 3 is a schematic plan view of a scraper according to an embodiment of the present utility model;

fig. 4 is a schematic view of a partial perspective structure of a scraper according to an embodiment of the present utility model.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model can be more clearly understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings, it being understood that the embodiments and features of the embodiments may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the scope of the present utility model is not limited to the specific embodiments disclosed below.

As shown in fig. 1-4, the coke oven screening device in this embodiment includes a screening frame 1, a vibration motor 2 is disposed at the outer side of the screening frame 1, a plurality of grate bars 3 are uniformly distributed on the screening frame 1, gaps are disposed between the grate bars 3, a feed inlet is disposed at the top of the screening frame 1, a discharge outlet is disposed at one end of the screening frame, a scraping plate 4 capable of sliding left and right is disposed at a position above the corresponding grate bars 3 in the screening frame 1, a scraping groove 4a is disposed at a position corresponding to each grate bar 3 at the lower end of the scraping plate 4, the grate bars 4 pass through the scraping groove 4a, when the scraping plate 4 moves, the edges of the scraping grooves 4a scrape the surfaces of the grate bars 3, so that coke adhered to the grate bars 3 is scraped, the lower end of the screening frame 1 is separated into an ash receiving cavity 1a, and a cleaning component is disposed in the ash receiving cavity 1 a;

the screening frame 1 is internally provided with first rodless cylinders 5 at positions corresponding to the two sides above the grate bars 3 in a symmetrical manner, and the upper ends of the scraping plates 4 are respectively fixedly connected with sliding blocks 5a on the first rodless cylinders 5 at the two sides.

The rodless cylinder comprises end covers with hollow structures at two ends, a piston rod is arranged between the end covers, a sliding block is sleeved at the piston rod, and the sliding block can reciprocate along the piston rod.

The screening machine frame 1 is obliquely arranged, and the grate bars 4 and the first rodless cylinders 5 are all arranged along the inclination angle of the screening machine frame.

The two sides of the upper end of the scraping plate 4 are provided with connecting wing plates 6, the connecting wing plates 6 are fixedly connected with sliding blocks 5a on the first rodless cylinders 5 respectively, and the sliding blocks 5a on the first rodless cylinders 5 on the two sides synchronously move, so that the scraping plate 4 is controlled to move left and right in the screening frame 1.

The scraping blade 7 is arranged on the scraping plate 4 at a position corresponding to the scraping groove 4a, and the scraping blade 7 can scrape down firm coke powder adhered on the grate bar 4.

A plurality of supporting beams 8 are uniformly distributed on the screening frame 1, the grate bars 3 are paved on the supporting beams 8, one side of the screening frame 1 with a discharge hole is provided with a material guide plate 9, the material guide plate 9 extends to the outer side of the discharge hole, and the diced coke after vibration screening slides on the grate bars 3 and falls along the material guide plate 9.

The cleaning component comprises second rodless cylinders 10 symmetrically arranged at two sides in the ash receiving cavity 1a, a brush handle 11 is arranged between sliding blocks 10a of the second rodless cylinders 10 at two sides, a brush 12 is arranged at the lower end of the brush handle 11, and the brush 12 is attached to the bottom wall of the screening machine frame 1.

Support legs 13 are arranged on two sides of the screening frame 1.

The working principle of the utility model is as follows: the coke butyl is fed into the top of the screening frame 1 through the conveying device, then the vibrating motor 2 is started, so that the screening frame 1 is in a vibrating state, after the coke butyl falls onto the grate bars 3 of the screening frame 1, the coke butyl can fall onto the inclined grate bars 3 along with vibration, the coke powder can fall onto gaps between the grate bars 3 and is collected in the ash receiving cavities 1a at the lower end of the screening frame 1, the falling coke powder also falls onto the discharge holes along with vibration of the screening mechanism 1, along with the extension of working time, the coke powder can be accumulated on the surfaces of the grate bars 3 and the bottom wall in the ash receiving cavities 1a, when cleaning is needed, the first rodless cylinder 5 and the second rodless cylinder 10 are started, the sliding block of the first rodless cylinder can control the scraping plate 4 to slide along the surfaces of the grate bars 3, the scraping grooves 4a on the scraping plates 4 and the scraping blades 7 on the scraping grooves on the scraping plates can scrape the surfaces of the grate bars 3, the coke powder adhered onto the grate bars 3, the sliding blocks 10a on the second rodless cylinder 10 move along with the vibration of the material receiving grooves, the sliding blocks 10a sliding blocks 11 on the second rodless cylinder move along with the sliding blocks 10a sliding rods 11, the bottom wall in the brush handle 1a, the brush handle 1 slides along the brush handle 1, and the brush handle 1 slides down to clean the brush handle 1.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a burnt butyl screening plant which characterized in that: the screening machine comprises a screening machine frame, wherein a vibrating motor is arranged on the outer side of the screening machine frame, a plurality of grate bars are uniformly distributed on the screening machine frame, gaps are formed between the grate bars, a feeding hole is formed in the top of the screening machine frame, a discharging hole is formed in one end of the screening machine frame, a scraping plate capable of sliding left and right is arranged in the screening machine frame at a position corresponding to the upper position of each grate bar, scraping grooves are formed in the lower end of each scraping plate at positions corresponding to each grate bar, each grate bar penetrates through the corresponding scraping groove, the lower end of the screening machine frame is divided into an ash receiving cavity by the corresponding grate bar, and a cleaning assembly is arranged in the ash receiving cavity;

2. A diced coke screening apparatus as claimed in claim 1, wherein: the screening frame is obliquely arranged, and the grate bars and the first rodless cylinders are all arranged along the inclination angle of the screening frame.

3. A coke oven screen apparatus as in claim 2 wherein: the two sides of the upper end of the scraping plate are provided with connecting wing plates which are respectively and fixedly connected with the sliding blocks on the first rodless cylinder.

4. A coke oven screen apparatus as in claim 3 wherein: the scraping plate is provided with a scraping edge at a position corresponding to the scraping groove.

5. A coke oven screen apparatus as defined in claim 4 wherein: the screening machine frame is uniformly provided with a plurality of supporting beams, the grate bars are paved on the supporting beams, one side of the screening machine frame with a discharge hole is provided with a material guide plate, and the material guide plate extends to the outer side of the discharge hole.

6. A diced coke screening apparatus as claimed in claim 1, wherein: the cleaning assembly comprises second rodless cylinders symmetrically arranged at two sides in the ash receiving cavity, a brush handle is arranged between sliding blocks of the second rodless cylinders at two sides, a brush is arranged at the lower end of the brush handle, and the brush is attached to the bottom wall of the screening machine frame.

7. A diced coke screening apparatus as claimed in claim 1, wherein: supporting legs are arranged on two sides of the screening frame.