CN211169544U

CN211169544U - High-strength end beam for blast furnace grab crane

Info

Publication number: CN211169544U
Application number: CN201922199822.8U
Authority: CN
Inventors: 刘忠建; 钟旭; 唐大刚
Original assignee: Chengyu Vanadium Titanium Science and Technology Co Ltd
Current assignee: Chengyu Vanadium Titanium Science and Technology Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-08-04
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a high strength end beam for blast furnace grab bucket crane, including roof beam main part and fixed plate, digging on one side of roof beam main part top has the fixed slot, and one side of roof beam main part and the inside that is located the fixed slot are dug there are a plurality of fixed screw holes, and the bottom fixed mounting of fixed slot has down the fixed block, and the equal threaded connection in both sides that the fixed plate is corresponding has two fixed screws, and the fixed plate passes through fixed screw and roof beam main part fixed connection, and fixed plate bottom fixed mounting has last fixed block, the beneficial effects of the utility model are that: the utility model discloses used neotype connection structure of end beam and girder, improved the intensity of end beam through the adjustment to connected mode, reduced the condition that girder and end beam drop and taken place, made the girder be connected between and the end beam more stable, can effectually avoid girder and the accident that the end beam drops and leads to, compare in current end beam and with the connected mode of girder very big improvement the stability and the security of end beam and girder when using.

Description

High-strength end beam for blast furnace grab crane

Technical Field

The utility model relates to a grab crane end beam, in particular to high-strength end beam for a blast furnace grab crane, which belongs to the technical field of grab crane end beams.

Background

In the existing life, a blast furnace uses a steel plate as a furnace shell, and a refractory brick lining is built in the shell. The blast furnace body is divided into a furnace throat, a furnace body, a furnace waist, a furnace belly and a furnace hearth 5 from top to bottom. Because the blast furnace ironmaking technology has the advantages of good economic indexes, simple process, large production capacity, high labor production efficiency, low energy consumption and the like, the iron produced by the method accounts for most of the total iron production in the world, a blast furnace grab crane is a main tool for carrying and transporting materials when a blast furnace is used for production and is an indispensable part in production, end beams of the grab crane are devices for moving the main beams at two sides of the main beams and are also main components of the grab crane, but the end beams bear the weight of the main beams and the carried materials, the strength of the main beams needs extremely high requirements, certain main beams cannot meet the required requirements at present, the main beams can fall off seriously, and the main beams and the end beams are connected mainly by screws and rivets at present, so that the falling probability of the main beams is increased, a great danger is generated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the defect of prior art, provide a high strength end beam for blast furnace grab crane.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a high-strength end beam for blast furnace grab bucket crane, which comprises a beam main body and a fixed plate, wherein a fixed groove is drilled on one side of the top of the beam main body, a plurality of fixed threaded holes are drilled on one side of the beam main body and positioned in the fixed groove, a lower fixed block is fixedly arranged at the bottom of the fixed groove, two fixed screws are in threaded connection with two corresponding sides of the fixed plate, the fixed plate is fixedly connected with the beam main body through the fixed screws, an upper fixed block is fixedly arranged at the bottom of the fixed plate, a first mounting groove is drilled on one side of the bottom of the beam main body, a driving wheel is rotatably connected in the first mounting groove, a driven gear is fixedly arranged on one side of the driving wheel, a second mounting groove is drilled on one side of the inside of the beam main body close to the first mounting groove, a driving gear is rotatably connected, the utility model discloses a beam main body, including roof beam main body, first mounting groove, servo motor, second mounting groove, first mounting groove, second mounting.

As a preferable aspect of the present invention, the beam main body is made of high-speed steel.

As a preferred scheme of the utility model, the diameter of action wheel is the same with the diameter from the driving wheel, the centre of a circle of action wheel is located same horizontal position with the centre of a circle from the driving wheel.

As an optimal scheme of the utility model, lower fixed block and last fixed block are "concave" style of calligraphy structure.

As a preferred scheme of the utility model, the equal fixed mounting in both sides that the roof beam main part is corresponding has the anticollision piece, the anticollision piece is made by the rubber material.

As an optimized scheme of the utility model, the tooth size of driven gear tooth is the same with the tooth size of driving gear tooth, the diameter of driving gear is less than driven gear's diameter.

As an optimized scheme of the utility model, the length of going up the fixed block is less than the length of fixed slot.

The utility model discloses the beneficial effect who reaches is:

the utility model discloses used neotype connection structure of end beam and girder, improved the intensity of end beam through the adjustment to connected mode, reduced the condition that girder and end beam drop and taken place, made the girder be connected between and the end beam more stable, can effectually avoid girder and the accident that the end beam drops and leads to, compare in current end beam and with the connected mode of girder very big improvement the stability and the security of end beam and girder when using.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a bottom view of the present invention.

In the figure, 1, a beam main body; 2. fixing grooves; 3. fixing the threaded hole; 4. a lower fixed block; 5. a fixing plate; 6. fixing screws; 7. an upper fixed block; 8. a first mounting groove; 9. a driving wheel; 10. a driven gear; 11. a second mounting groove; 12. a driving gear; 13. a servo motor; 14. a third mounting groove; 15. a driven wheel; 16. and (4) an anti-collision block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Examples

As shown in fig. 1-3, the utility model provides a high-strength end beam for a blast furnace grab crane, which comprises a beam main body 1 and a fixing plate 5, wherein a fixing groove 2 is drilled on one side of the top of the beam main body 1, a plurality of fixing threaded holes 3 are drilled on one side of the beam main body 1 and inside the fixing groove 2, and a lower fixing block 4 is fixedly arranged at the bottom of the fixing groove 2, so that a main beam can be conveniently fixed from the lower part; two corresponding sides of the fixed plate 5 are in threaded connection with two fixing screws 6, the fixed plate 5 is fixedly connected with the beam main body 1 through the fixing screws 6, and an upper fixing block 7 is fixedly arranged at the bottom of the fixed plate 5 and can fix the main beam from the upper part; first mounting groove 8 has been opened to 1 bottom one side of roof beam main part and has been chisel, the internal rotation of first mounting groove 8 is connected with action wheel 9, action wheel 9 one side fixed mounting has driven

gear

10, 1 inside one side near first mounting groove 8 of roof beam main part is excavated there is second mounting groove 11, the internal rotation of second mounting groove 11 is connected with driving gear 12, driving gear 12 and driven gear 10 meshing, 1 one side fixed mounting of roof beam main part has servo motor 13, servo motor 13's output penetrate second mounting groove 11 inside and with driving gear 12 fixed connection, 1 bottom one side of keeping away from first mounting groove 8 of roof beam main part is excavated there is third mounting groove 14, the internal rotation of third mounting groove 14 is connected with from driving wheel 15.

The beam main body 1 is made of high-speed steel, so that the strength of the beam main body 1 capable of bearing force is improved, and the strength of the beam main body 1 is enhanced; the diameter of the driving wheel 9 is the same as that of the driven wheel 15, and the circle center of the driving wheel 9 and that of the driven wheel 15 are located at the same horizontal position, so that the driving wheel 9 and the driven wheel 15 are ensured to be more stable in rotation; the lower fixing block 4 and the upper fixing block 7 are both of a concave structure, so that the main beam is conveniently and fixedly mounted; the two corresponding sides of the beam main body 1 are fixedly provided with the anti-collision blocks 16, and the anti-collision blocks 16 are made of rubber materials, so that the anti-seismic capacity of the beam main body 1 is improved, and the beam main body 1 is prevented from being damaged when the beam main body moves to the two ends of the track; the tooth size of the driven gear 10 is the same as that of the driving gear 12, and the diameter of the driving gear 12 is smaller than that of the driven gear 10, so that the connection between the driven gear 10 and the driving gear 12 is more stable, the rotating speed of the driving gear 9 can be reduced, and the moving distance of the main beam is better controlled; the length of the upper fixing block 7 is less than that of the fixing groove 2, ensuring that the upper fixing block 7 can be inserted into the fixing groove 2.

Specifically, in using the utility model discloses the time, need be connected girder and two end girders before using, at first place the both ends of girder respectively in the inside of the fixed slot 2 of two end girders, and the card is in lower fixed block 4, cover fixed plate 5 in the top of fixed slot 2 afterwards, and utilize fixed screw 6 to fix fixed plate 5, make and go up fixed block 7 and press in the top of girder, accomplish the fixed mounting to the girder, use such connection can be with the even dispersion of traction force that girder and material produced to the inside of roof beam main part 1, and the end girder in the past only one side atress, the accident easily produced, can drive driving gear 12 rotatory through opening servo motor 13 after accomplishing the girder installation, thereby make driven gear 10 and action wheel 9 rotatory, and move the girder, the convenience is to the transportation of material.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a high strength end beam for blast furnace grab bucket crane, includes roof beam main part (1) and fixed plate (5), its characterized in that: the fixing structure is characterized in that a fixing groove (2) is formed in one side of the top of the beam main body (1), a plurality of fixing threaded holes (3) are formed in one side of the beam main body (1) and located inside the fixing groove (2), a lower fixing block (4) is fixedly installed at the bottom of the fixing groove (2), two fixing screws (6) are in threaded connection with two sides corresponding to the fixing plate (5), the fixing plate (5) is fixedly connected with the beam main body (1) through the fixing screws (6), an upper fixing block (7) is fixedly installed at the bottom of the fixing plate (5), a first mounting groove (8) is formed in one side of the bottom of the beam main body (1), a driving wheel (9) is connected to the inner portion of the first mounting groove (8) in a rotating mode, a driven gear (10) is fixedly installed on one side of the driving wheel (9), a second mounting groove (11) is formed in one side, close, the inside of second mounting groove (11) is rotated and is connected with driving gear (12), driving gear (12) and driven gear (10) meshing, roof beam main part (1) one side fixed mounting has servo motor (13), the output of servo motor (13) penetrate second mounting groove (11) inside and with driving gear (12) fixed connection, one side of keeping away from first mounting groove (8) bottom roof beam main part (1) is dug and is had third mounting groove (14), the internal rotation of third mounting groove (14) is connected with from driving wheel (15).

2. A high strength end beam for a blast furnace grab bucket crane according to claim 1, characterized in that the beam body (1) is made of high speed steel.

3. The high-strength end beam for the blast furnace grab bucket crane is characterized in that the diameter of the driving wheel (9) is the same as that of the driven wheel (15), and the circle center of the driving wheel (9) and the circle center of the driven wheel (15) are located at the same horizontal position.

4. The high-strength end beam for the blast furnace grab bucket crane according to claim 1, wherein the lower fixing block (4) and the upper fixing block (7) are both of a concave structure.

5. The high-strength end beam for the blast furnace grab bucket crane according to claim 1, wherein two corresponding sides of the beam main body (1) are fixedly provided with anti-collision blocks (16), and the anti-collision blocks (16) are made of rubber materials.

6. The high-strength end beam for the blast furnace grab bucket crane according to claim 1, wherein the tooth size of the driven gear (10) is the same as that of the driving gear (12), and the diameter of the driving gear (12) is smaller than that of the driven gear (10).

7. The high-strength end beam for the blast furnace grab bucket crane according to claim 1, wherein the length of the upper fixing block (7) is less than that of the fixing groove (2).