CN213476024U

CN213476024U - Scraper device for blast furnace dust removal box

Info

Publication number: CN213476024U
Application number: CN202022108866.8U
Authority: CN
Inventors: 乔东锋
Original assignee: Shanxi Jinnan Iron and Steel Group Co Ltd
Current assignee: Shanxi Jinnan Iron and Steel Group Co Ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-18
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a scraper device for a blast furnace dust removal box, which comprises a bottom box, atomizing components, a material distribution component and a material conveying mechanism, wherein the middle part of the top surface of the bottom box is provided with an ash inlet cylinder which runs through and is fixedly connected with the bottom box, and a pair of atomizing components are arranged at the top part of the bottom box and positioned at two sides of the ash inlet cylinder; the bottom is equipped with the baffle of transversely placing in the bottom case, and the top surface mid-mounting of baffle has the branch material subassembly, and the top surface both ends of baffle are sunken to have a pair of intercommunicating pore, lie in the baffle below and install defeated material mechanism in the bottom case bottom, and the bottom surface middle part of bottom case is equipped with the row ash section of thick bamboo that runs through the rigid coupling. The utility model discloses a under the cooperation of each mechanism's subassembly, solved the dust raise dust and easily formed the problem of dirt, and easy operation easily uses, has avoided the dust to cause the large tracts of land raise dust, has improved the work efficiency of dust removal case.

Description

Scraper device for blast furnace dust removal box

Technical Field

The utility model relates to a blast furnace dusting technical field especially relates to a scraper means for blast furnace dust removal case.

Background

The blast furnace dust removal system is used for conveying ash by a scraper, the traditional ash conveying of the scraper belongs to normal-pressure ash conveying, coal gas and dust under pressure are discharged to a middle ash bin when box body ash is discharged, and the ash is discharged into the scraper after the pressure is discharged by opening a manual bleeding valve of the middle ash bin.

When the dust removal box is subjected to dust removal treatment, the following characteristics exist: (1) the dust in the blast furnace is directly discharged into a dust removal box, so that large-area dust can be raised; (2) dust is often accumulated at the bottom in the dust removal box, so that dirt is formed inside the dust removal box, and the normal use of the dust removal box is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a scraper device for a blast furnace dust removal box.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a scraper device for a blast furnace dust removal box comprises a bottom box, atomizing assemblies, a material distribution assembly and a material conveying mechanism, wherein an ash inlet cylinder fixedly connected in a penetrating manner is arranged in the middle of the top surface of the bottom box, and a pair of atomizing assemblies are arranged at the top of the bottom box and positioned on two sides of the ash inlet cylinder; the bottom is equipped with the horizontal baffle of placing in the under casing, the top surface mid-mounting of baffle has the branch material subassembly, the sunken a pair of intercommunicating pore that has in the top surface both ends of baffle, is located the baffle below and installs defeated material mechanism at the under casing bottom, the bottom surface middle part of under casing is equipped with the ash discharge section of thick bamboo that runs through the rigid coupling, four turnings in the bottom surface of under casing all are equipped with the supporting seat.

Preferably, atomization component includes atomizing pump, L venturi tube, atomizer, atomizing pump, every are all installed at the both sides face top of under casing the drainage end of atomizing pump is equipped with the L venturi tube of intercommunication, every the L venturi tube runs through the under casing respectively and stretches into to under casing top, is located the under casing in the L venturi tube be equipped with evenly be equipped with a plurality of openings atomizer down.

Preferably, divide the material subassembly to include fixed plate, swash plate, articulated jar, the top surface middle part of baffle is equipped with the fixed plate, just the fixed plate is located into under the ash cylinder, the top both sides of fixed plate are equipped with a pair of activity articulated swash plate, the bottom both sides of fixed plate are equipped with a pair of activity articulated jar, and the articulated rod tip of every articulated jar all with the bottom surface middle part activity hinge joint of the swash plate that corresponds.

Preferably, the material conveying mechanism comprises a motor, a driving shaft, a driven shaft and a meshing part, the motor with an inward output end is arranged on one side in the bottom box and positioned below the partition plate, the end part of a motor shaft of the motor is provided with the driving shaft which is coaxially connected, forward blades are spirally and alternately sleeved on the driving shaft, and the outer end of the driving shaft is sleeved with a driving gear; the fixed bearing is arranged on the other side in the bottom box and below the partition plate, a driven shaft is inserted into the fixed bearing, reverse blades are spirally and alternately sleeved on the driven shaft, a driven gear is sleeved at the outer end of the driven shaft, and the driven gear is meshed and connected with the driving gear through a meshing part.

Preferably, the meshing component comprises a linkage gear, a rotary drum and a rotating shaft, a linkage bearing is installed in the middle of the bottom surface of the partition plate, a linkage shaft is inserted into the linkage bearing, the linkage gear is sleeved at the bottom end of the linkage shaft, and two sides of the linkage gear are respectively in meshing transmission with the driving gear and the driven gear.

Preferably, the outer end of the driving shaft is provided with a rotating drum penetrating through the driving gear, the outer end of the driven shaft is provided with a rotating shaft penetrating through the driven gear, and the rotating shaft is inserted in the rotating drum to rotate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the matching use of the atomizing assembly and the material distributing assembly, the atomizing pump discharges water into the atomizing nozzle through the L-shaped pipe, the hinged rod of the hinged cylinder drives the inclined plate to vibrate in a reciprocating manner, and under the atomizing action, the dust is conveniently cooled and suppressed;

2. through the matching use of the material conveying mechanism, a motor shaft of the motor drives the driving shaft and the forward blades to rotate, and the driving gear drives the linkage gear and the driven gear to rotate through the meshing action so as to drive the driven shaft and the reverse blades to rotate reversely; the forward rotation of the forward blades and the reverse rotation of the reverse blades are matched, so that dust is conveniently discharged through the dust discharging barrel in time;

to sum up, the utility model discloses a under the cooperation of each mechanism's subassembly, solved the dust raise dust and easily formed the problem of dirt, and easy operation easily uses, has avoided the dust to cause the large tracts of land raise dust, has improved the work efficiency of dust removal case.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limitation. In the drawings:

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic view of the material distributing assembly of the present invention;

fig. 4 is an enlarged view of a point a in fig. 1 according to the present invention;

fig. 5 is an enlarged view of the position B in fig. 1 according to the present invention;

number in the figure: the device comprises a bottom box 1, a supporting seat 11, a partition plate 12, an ash inlet cylinder 13, an ash discharge cylinder 14, a communication hole 15, a linkage gear 16, a rotating cylinder 17, a rotating shaft 18, a motor 2, a driving shaft 21, a forward blade 22, a driving gear 23, a driven shaft 24, a reverse blade 25, a driven gear 26, an atomizing pump 3, an L-shaped pipe 31, an atomizing nozzle 32, a fixing plate 33, a hinged cylinder 34 and an inclined plate 35.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1: in order to solve the problems of dust emission and easy formation of dirt and improve the working efficiency of a dust removal box, the embodiment provides a scraper device for a dust removal box of a blast furnace, and the scraper device comprises a bottom box 1, atomizing assemblies, a material distribution assembly and a material conveying mechanism, wherein the bottom box 1 is in a rectangular box shape horizontally and transversely placed, the middle part of the top surface of the bottom box 1 is provided with an ash inlet cylinder 13 fixedly connected in a penetrating manner, and a pair of atomizing assemblies are arranged at the top of the bottom box 1 and positioned at two sides of the ash inlet cylinder 13; the bottom is equipped with horizontal baffle 12 of placing in the under casing 1, and the top surface mid-mounting of baffle 12 has the branch material subassembly, and the top surface both ends of baffle 12 are sunken to have a pair of intercommunicating pore 15, and the bottom is installed defeated material mechanism in the under casing 1 below being located baffle 12, and the bottom surface middle part of under casing 1 is equipped with the ash discharge section of thick bamboo 14 that runs through the rigid coupling, and four turnings in the bottom surface of under casing 1 all are equipped with supporting seat 11.

In the utility model, the atomizing assembly comprises an atomizing pump 3, an L-shaped pipe 31 and an atomizing nozzle 32, the atomizing pump 3 is installed on the top of each side surface of the bottom box 1, the type of the atomizing pump 3 is XLT5415IR, the water discharging end of each atomizing pump 3 is provided with the communicated L-shaped pipe 31, each L-shaped pipe 31 respectively penetrates through the bottom box 1 and extends into the top of the bottom box 1, and the L-shaped pipe 31 in the bottom box 1 is provided with the atomizing nozzle 32 with a plurality of downward openings; the material distributing assembly comprises a fixed plate 33, an inclined plate 35 and hinged cylinders 34, the fixed plate 33 is arranged in the middle of the top surface of the partition plate 12, the fixed plate 33 is located right below the ash inlet barrel 13, a pair of movably hinged inclined plates 35 are arranged on two sides of the top of the fixed plate 33, a pair of movably hinged cylinders 34 are arranged on two sides of the bottom of the fixed plate 33, the type of the hinged cylinders 34 is LS-064, and the end of a hinged rod of each hinged cylinder 34 is movably hinged with the middle of the bottom surface of the corresponding inclined plate 35; through the cooperation use of atomization component and branch material subassembly, atomizing pump 3 passes through L venturi tube 31 and to 32 internal drainage of atomizer, and the hinge bar of articulated jar 34 drives swash plate 35 reciprocating vibration, under atomizing effect, has made things convenient for and has cooled down and press down dirt the dust to the dust.

The utility model discloses a material conveying mechanism includes motor 2, driving shaft 21, driven shaft 24, meshing piece, is located and installs motor 2 with the output end facing inwards in one side of baffle 12 in the bottom case 1, the model of motor 2 is VYF-02, the motor shaft tip of motor 2 is equipped with the driving shaft 21 of coaxial hookup, and spiral staggered cover is equipped with positive vane 22 on driving shaft 21, the outer pot head of driving shaft 21 is equipped with driving gear 23; a fixed bearing is arranged on the other side in the bottom box 1 and positioned below the partition plate 12, a driven shaft 24 is inserted into the fixed bearing, reverse blades 25 are spirally and alternately sleeved on the driven shaft 24, a driven gear 26 is sleeved at the outer end of the driven shaft 24, and the driven gear 26 is meshed and connected with the driving gear 23 through a meshing component; the meshing component comprises a linkage gear 16, a rotary drum 17 and a rotating shaft 18, a linkage bearing is arranged in the middle of the bottom surface of the partition plate 12, a linkage shaft is inserted into the linkage bearing, the linkage gear 16 is sleeved at the bottom end of the linkage shaft, and two sides of the linkage gear 16 are respectively in meshing transmission with a driving gear 23 and a driven gear 26; the outer end of the driving shaft 21 is provided with a rotary drum 17 penetrating through the driving gear 23, the outer end of the driven shaft 24 is provided with a rotary shaft 18 penetrating through the driven gear 26, and the rotary shaft 18 is inserted into the rotary drum 17 to rotate; through the matching use of the material conveying mechanism, a motor shaft of the motor 2 drives the driving shaft 21 and the forward blades 22 to rotate, the driving gear 23 drives the linkage gear 16 and the driven gear 26 to rotate through meshing action, and further drives the driven shaft 24 and the reverse blades 25 to rotate reversely; the cooperation of the forward rotation of the forward blades 22 and the reverse rotation of the reverse blades 25 facilitates the timely discharge of dust through the dust discharge tube 14.

Example 2: the utility model discloses when specifically using, its operating procedure is as follows:

firstly, a water inlet end of an atomizing pump 3 is communicated with an external water source, a motor 2 and a hinged cylinder 34 are respectively and electrically connected with the external power source through power lines, an ash inlet cylinder 13 is communicated with the bottom of a blast furnace, and dust in the blast furnace enters a bottom box 1 through the ash inlet cylinder 13;

step two, controlling the atomizing pump 3 to be started, enabling an external water source to respectively enter the atomizing nozzles 32 through the L-shaped pipes 31 under the high-pressure action of the atomizing pump 3, and cooling and suppressing dust in the bottom box 1 through the atomizing nozzles 32;

step three, controlling the hinge rod of the hinge cylinder 34 to extend and retract in a reciprocating manner, driving the inclined plates 35 to vibrate in a reciprocating manner under the cooperation of the hinge action, dividing dust falling down through the dust inlet cylinder 13 into two halves by the two inclined plates 35, and entering the bottom in the bottom box 1 through the communicating hole 15 under the atomization action;

controlling the motor 2 to start, wherein a motor shaft of the motor 2 drives the driving shaft 21 and the forward blades 22 to rotate, further drives the driving gear 23 and the rotating drum 17 to rotate, and drives the linkage gear 16 and the driven gear 26 to rotate through meshing action, further drives the driven shaft 24 and the reverse blades 25 to rotate reversely, and drives the rotating shaft 18 to rotate in the rotating drum 17; meanwhile, the forward blades 22 rotate forward and the reverse blades 25 rotate reversely to drive the atomized dust to be discharged through the dust discharging barrel 14.

The utility model discloses a under the cooperation of each mechanism's subassembly, solved the dust raise dust and easily formed the problem of dirt, and easy operation easily uses, has avoided the dust to cause the large tracts of land raise dust, has improved the work efficiency of dust removal case.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a scraper means for blast furnace dust removal case, includes under casing (1), atomization component, divides material subassembly, defeated material mechanism, its characterized in that: the middle part of the top surface of the bottom box (1) is provided with an ash inlet tube (13) which is fixedly connected in a penetrating way, and a pair of atomizing assemblies are arranged at the top of the bottom box (1) and positioned at two sides of the ash inlet tube (13); bottom is equipped with horizontal baffle (12) of placing in under casing (1), the top surface mid-mounting of baffle (12) has the branch material subassembly, the top surface both ends of baffle (12) are sunken to have a pair of intercommunicating pore (15), are located baffle (12) below and install defeated material mechanism in under casing (1) bottom, the bottom surface middle part of under casing (1) is equipped with row ash barrel (14) that run through the rigid coupling, four turnings in the bottom surface of under casing (1) all are equipped with supporting seat (11).

2. The scraper device for a dust box of a blast furnace according to claim 1, wherein: atomization component includes atomizing pump (3), L venturi tube (31), atomizer (32), atomizing pump (3), every are all installed at the both sides face top of under casing (1) the drainage end of atomizing pump (3) is equipped with L venturi tube (31) of intercommunication, every L venturi tube (31) run through under casing (1) respectively and stretch into to under casing (1) top, lie in under casing (1) inherent L venturi tube (31) and be equipped with evenly and be equipped with a plurality of openings atomizer (32) down.

3. The scraper device for a dust box of a blast furnace according to claim 1, wherein: divide material subassembly to include fixed plate (33), swash plate (35), articulated jar (34), the top surface middle part of baffle (12) is equipped with fixed plate (33), just fixed plate (33) are located into ash cylinder (13) under, the top both sides of fixed plate (33) are equipped with a pair of activity articulated swash plate (35), the bottom both sides of fixed plate (33) are equipped with a pair of activity articulated jar (34), and the articulated rod tip of every articulated jar (34) all with the bottom surface middle part activity hinge joint of corresponding swash plate (35).

4. The scraper device for a dust box of a blast furnace according to claim 1, wherein: the material conveying mechanism comprises a motor (2), a driving shaft (21), a driven shaft (24) and a meshing component, wherein the motor (2) with an inward output end is arranged on one side in the bottom box (1) below the partition plate (12), the driving shaft (21) which is coaxially connected is arranged at the end part of a motor shaft of the motor (2), forward blades (22) are spirally and alternately sleeved on the driving shaft (21), and a driving gear (23) is sleeved at the outer end of the driving shaft (21); be located baffle (12) below opposite side in bottom case (1) and install fixing bearing, the fixing bearing interpolation is equipped with driven shaft (24), just spiral staggered cover is equipped with reverse blade (25) on driven shaft (24), the outer pot head of driven shaft (24) is equipped with driven gear (26), driven gear (26) are connected with driving gear (23) meshing through the meshing piece.

5. The scraper device for a dust removing box of a blast furnace according to claim 4, wherein: the meshing component comprises a linkage gear (16), a rotary drum (17) and a rotary shaft (18), a linkage bearing is installed in the middle of the bottom surface of the partition plate (12), a linkage shaft is inserted into the linkage bearing, the linkage gear (16) is sleeved at the bottom end of the linkage shaft, and two sides of the linkage gear (16) are respectively in meshing transmission with the driving gear (23) and the driven gear (26).

6. The scraper device for a dust removing box of a blast furnace according to claim 5, wherein: the outer end of the driving shaft (21) is provided with a rotary drum (17) penetrating through the driving gear (23), the outer end of the driven shaft (24) is provided with a rotary shaft (18) penetrating through the driven gear (26), and the rotary shaft (18) is inserted into the rotary drum (17) to rotate.