CN201195256Y

CN201195256Y - Large-plate girder deflection apparatus of thermo-electric power boiler

Info

Publication number: CN201195256Y
Application number: CNU200820013153XU
Authority: CN
Inventors: 金鑫; 崔志忠; 贾跃东; 宫静
Original assignee: LIAONING DHI DCW (GROUP) CO Ltd
Current assignee: Liaoning Dajin Heavy Industry Co., Ltd.
Priority date: 2008-05-23
Filing date: 2008-05-23
Publication date: 2009-02-18
Anticipated expiration: 2018-05-23

Abstract

The utility model belongs to a mechanical processing device, in particular to a thermal power boiler large plate beam displacement shifting device used for thermal power boiler structure processing. The thermal power boiler large plate beam displacement shifting device is composed of an electric motor (23), a reducer (22), a driving idler wheel (20), a driven idler wheel (10), a core adjusting idler wheel rack (11), a driving idler wheel rack (15), a wheel rack seat (17) and a base (14); a steel ring wheel is arranged on the driving idler wheel (20) and the driven idler wheel (10); the steel ring wheel is formed by fixing a half lower steel ring wheel (9) and a half upper steel ring wheel (6) with steel ring assembling joints (8) by screw bolts; the steel ring assembling joints (8) are respectively welded on butt joints of the upper steel ring wheel (6) and the lower steel ring wheel (9); strengthening ribs (7) are welded on a butt position of the steel ring wheels; the thermal power boiler large plate beam displacement shifting device is safe and reliable when being used for processing and manufacturing a boiler support plate displacement beam, and the turn is smooth; and the structure is simple, the operation is convenient, and the work efficiency is enhanced.

Description

The big plate-girder displacement device of thermoelectricity boiler

Technical field

The utility model belongs to machining equipment, the big plate-girder displacement device of thermoelectricity boiler that particularly a kind of thermoelectricity boiler steel structure processing is used.

Background technology

In thermoelectricity boiler steel structure manufacturing process, often run into the manufacturing of big plate-girder, the big general length of plate-girder is more than 30 meters, and wide about 2 meters, high about 4 meters, weight is more than 100 tons.In manufacturing process, to repeatedly overturn, overturn in the air at present only, in switching process, exist unsafe factor, workman's personal safety is existed risk with large tonnage crane.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned technical deficiency, and the big plate-girder displacement device of thermoelectricity boiler of a kind of simple in structure, production safety, large-tonnage, self-regulated drive is provided.

The technical scheme that the utility model technical solution problem adopts is: a kind of big plate-girder displacement device of being made up of motor, decelerator, active roller, return idler, aligning turning rolls, active roller frame, wheel stand and base of thermoelectricity boiler, be characterized on active roller and return idler, placing a steel-tired wheel, steel-tired wheel by between the steel-tired wheel in half lower steel ring wheel and half with steel ring assembly unit joint together by bolting, steel ring assembly unit joint is welded on respectively in the butt joint of steel-tired wheel and lower steel ring, and the steel-tired wheel joint is welded with reinforcement; Circle is fixed with by compound plate support and flange plate support and welds together the rectangular frame that constitutes in steel-tired wheel, and four angles of framework are placed with the member fixed support; Be welded with a plurality of compound plate reinforcements respectively between compound plate support and last steel-tired wheel and the lower steel ring wheel.

The beneficial effects of the utility model are: use this device, and processing and manufacturing boiler support plate displacement beam, upset is freely, and is safe and reliable; Simple in structure, easy to operate, improved production efficiency.

Description of drawings

Specify with embodiment below in conjunction with accompanying drawing.

Fig. 1 is the big plate-girder displacement device of a thermoelectricity boiler front view.

Fig. 2 is the left side view of Fig. 1.

Fig. 3 is the I place broken section enlarged drawing of Fig. 1.

Fig. 4 is the II place partial enlarged drawing of Fig. 1.

Among the figure, the big plate-girder member of 1-; 2-compound plate reinforcement; The 3-compound plate supports; 4-member fixed support; The 5-flange plate supports; The last steel-tired wheel of 6-; The 7-reinforcement; 8-steel ring assembly unit joint; 9-lower steel ring wheel; The 10-return idler; 11-aligning turning rolls; 12-return idler axle; The 13-stiffener; The 14-base; 15-active roller frame; The 16-bolt; 17-takes turns stand; The 18-fixed axis; 19-active roller axle; The 20-active roller; The 21-two-groove belt pulley; The 22-decelerator; The 23-motor; 24-is driving-belt initiatively; The 25-drive pulley; The driven driving-belt of 26-; The 27-driven pulley; The 28-alignment pin;

The specific embodiment

With reference to accompanying drawing, the big plate-girder displacement device of a kind of thermoelectricity boiler, form by motor 23, decelerator 22, active roller 20, return idler 10, aligning turning rolls 11, active roller frame 15, wheel stand 17 and base 14, be characterized on active roller 20 and return idler 10, placing a steel-tired wheel, steel-tired wheel by between the steel-tired wheel 6 in half lower steel ring wheel 9 and half with steel ring assembly unit joint 8 together by bolting, steel ring assembly unit joint 8 is welded on respectively in the butt joint of steel-tired wheel 6 and lower steel ring 9, and the steel-tired wheel joint is welded with reinforcement 7; Circle is fixed with by compound plate support 3 and flange plate support 5 and welds together the rectangular frame that constitutes in steel-tired wheel, and four angles of framework are placed with member fixed support 4; Be welded with three compound plate reinforcements 2 respectively between compound plate support 3 and last steel-tired wheel 6 and the lower steel ring wheel 9.Big plate-girder member 1 is placed on the indentation, there of member rigid staybolt 4, according to the size that can change member fixed support 4 in size of large board member 1; After on the steel ring assembly unit connects 8, adorning an alignment pin 28, connect upper and lower steel-tired wheel 6,9 (seeing accompanying drawing 3) with bolting again; Steel-tired wheel is placed on initiatively to be grown on wheel 20 and the return idler 10, and return idler 10 is contained on the return idler axle 12 that is fixed on the aligning turning rolls 11 versatilely, and aligning turning rolls 11 is contained on the fixed axis 18 versatilely, and fixed axis 18 is fixed on the wheel stand 17; Active roller 20 is contained on the active roller axle 19 versatilely, active roller axle 19 is fixed on the active roller frame 15, active roller frame 15 is fixedlyed connected with fixed axis 18, fixed axis 18 is fixed on the wheel stand 17, wheel stand 17 usefulness bolts 16 are fixed on the base 14, be welded with stiffener 13 in the middle of the base 14, increase its intensity; A two-groove belt pulley 21 and driven pulley 27 are housed respectively on the active roller axle 19, are in transmission connection with driven driving-belt 26 between two-groove belt pulley 21 and the driven pulley 27; Two-groove belt pulley 21 and being fixed between the drive pulley that axle head 24 of decelerator 22 with driving-belt 25 initiatively is in transmission connection; Decelerator 22 and motor 23 are fixed on the support 29.

This device is to use like this, and two big plate-girder displacement devices of thermoelectricity boiler are placed on the center line, makes its steel-tired wheel center on a center line and be in level; Large board member 1 two ends are put into the steel-tired wheel center support 5 rectangular frame centers that constitute by a compound plate support 3 and a flange plate, and fixing with member fixed support 4; After installing, same turning to opened two motor 23 together, can drive its steel-tired wheel rotation by the friction between active roller 20 and the steel-tired wheel, and its processed big plate-girder member is carried out production and processing.

Claims

1. big plate-girder displacement device of thermoelectricity boiler, by motor (23), decelerator (22), active roller (20), return idler (10), aligning turning rolls (11), active roller frame (15), wheel stand (17) and base (14) are formed, it is characterized in that going up steel-tired wheel of placement at active roller (20) and return idler (10), steel-tired wheel is taken turns in (9) and half between the steel-tired wheel (6) with steel ring assembly unit joint (8) by bolting together by half lower steel ring, steel ring assembly unit joint (8) is welded on respectively in the butt joint of steel-tired wheel (6) and lower steel ring (9), and the steel-tired wheel joint is welded with reinforcement (7); Circle is fixed with by compound plate support (3) and flange plate and supports the rectangular frame that (5) weld together formation in steel-tired wheel, and four angles of framework are placed with member fixed support (4); Compound plate supports between (3) and last steel-tired wheel (6) and the lower steel ring wheel (9) and is welded with a plurality of compound plate reinforcements (2) respectively.