CN217331985U

CN217331985U - Test device for testing safety of molten steel tank

Info

Publication number: CN217331985U
Application number: CN202220038130.4U
Authority: CN
Inventors: 刘天德; 于卫锋; 齐卫东; 袁新峰
Original assignee: Gansu Western Heavy Industry Co ltd Of Jisco
Current assignee: Gansu Western Heavy Industry Co ltd Of Jisco
Priority date: 2022-01-09
Filing date: 2022-01-09
Publication date: 2022-08-30
Anticipated expiration: 2032-01-09

Abstract

The utility model relates to a test device of inspection molten steel jar security, the device is including bottom frame, bottom frame top surface is connected and is equipped with the support post, the support post top surface is connected with horizontal beam, horizontal beam is equipped with two, two horizontal beam are parallel, all be connected with the support post between two horizontal beam and the bottom frame, be connected with between two horizontal beam and connect the crossbeam, it has bearing mechanism to connect crossbeam upper end sliding connection, bearing mechanism is including two V type fixed stay frames, the equal sliding connection of two V type fixed stay frames is on connecting the crossbeam, two gudgeons of molten steel jar are connected respectively on two V type fixed stay frames. The utility model discloses beneficial effect: the device can be adjusted according to the size of the molten steel tank, has wide application range, is safe and reliable, and can effectively detect the bearing performance of the molten steel tank.

Description

Test device for testing safety of molten steel tank

Technical Field

The utility model belongs to the technical field of steelmaking equipment test device, concretely relates to carry out security test device of bearing to the ladle of preparation splendid attire molten steel.

Background

The molten steel tank is a container for lifting high-temperature metal solution, is a main facility for pouring and transferring molten steel, and comprises a steel structure layer on the outermost side, an anchoring piece positioned in the middle, an anchoring rib plate and a pouring material layer which are connected into a whole. The outermost steel structure layer is formed by welding delta 24-30mm steel plates, trunnions and trunnion seats, and the masonry pouring layer is divided into a heat insulation layer, a permanent layer and a working layer from outside to inside. The height of the molten steel tank is about 5 meters, the center distance of the lifting lugs is about 4.8 meters, and the total weight is about 180 tons.

A molten steel tank for a steelmaking converter is a vessel for refining molten steel and transporting molten steel, and belongs to equipment with high danger. During design, a loading test is required to be carried out after the molten steel tank is manufactured, the stress condition during actual work is simulated, and flaw detection is carried out on the molten steel tank after the test. The molten steel can is ensured to be used under the condition of qualified test, and the use safety is ensured. The detection position is mainly flaw detection of the trunnion part, and the conditions of internal cracks, shell weld joint cracking, obvious deformation and the like of the trunnion are not allowed to occur. Before the manufactured molten steel tank body is built on line and used, a 1.25-time heavy load test must be carried out, and the molten steel tank body can be put into use after being qualified. Ensuring that one hundred percent reliability is required during operation. Therefore, the safety experiment device before the use of the steel ladle with the volume of more than 100 tons is invented in the practical production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the problem that exists among the background art, provide a structural design is reasonable, the simple operation, can adjust according to the size of molten steel jar, application scope is wide, safe and reliable, can effectively detect molten steel jar safety test device of molten steel jar bearing performance.

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

the utility model relates to a test device of inspection molten steel jar security, including bottom frame, bottom frame top surface is connected and is equipped with the support post, the support post top surface is connected with horizontal beam, horizontal beam is equipped with two, two horizontal beam are parallel, all be connected with the support post between two horizontal beam and the bottom frame, be connected with the connection crossbeam between two horizontal beam, connection crossbeam upper end sliding connection has bearing mechanism, bearing mechanism is including two V type fix the support frame, the equal sliding connection of two V type fix the support frame is on connecting the crossbeam, two gudgeons of molten steel jar are connected respectively on two V type fix the support frame.

The utility model discloses can place the gudgeon that needs detected bearing capacity's hot metal ladle respectively in the V type fixed stay frame surface that both sides set up, guarantee gudgeon reliable and stable, two V type fixed stay frames can be according to the size of hot metal ladle on the tie beam, and the distance between two V type fixed stay frames is adjusted to the size of gudgeon interval promptly to the hot metal ladle of different volumes is placed in the adaptation. The bottom frame ensures that the bottom foundation is stable and firm, and can be a rectangular frame body or a U-shaped frame body.

The bearing mechanism comprises two supporting weighing blocks, the two supporting weighing blocks are connected to the connecting beam in a sliding mode, and the two supporting weighing blocks are connected to the bottom ends of the two V-shaped fixed supporting frames respectively.

The utility model discloses can place the gudgeon that needs detected the hot metal bottle of bearing capacity respectively in the V type fixed stay frame surface that both sides set up, V type fixed stay frame is followed the removal that supports the weighing piece and is removed, supports the weighing piece and weighs hot metal bottle and counter weight object.

The reinforcing ribs are connected between the supporting upright columns at the lower ends of the two horizontal cross beams, and the number of the reinforcing ribs is two, and the reinforcing ribs are arranged in an X shape.

The setting of strengthening rib can strengthen the intensity of supporting the stand, guarantees the device's stability.

And a plurality of supporting upright posts are connected between each horizontal cross beam and the bottom framework.

The setting of a plurality of support posts has improved the holistic stability in use of equipment, in this embodiment, horizontal beam adopt steel material to make and form.

And an auxiliary upright post is connected between each horizontal cross beam and the bottom frame.

The auxiliary upright posts are arranged so that the auxiliary upright posts can be arranged at the end parts of the horizontal cross beams extending out of the supporting upright posts when the horizontal cross beams with longer length are needed. The use stability of the device is further improved.

The utility model has the advantages that:

1) the utility model can place the trunnion of the molten steel tank which needs to detect the bearing performance on the surface of the V-shaped fixed support frames arranged on the two sides respectively, and the two V-shaped fixed support frames can adjust the distance between the two V-shaped fixed support frames according to the size of the molten steel tank, namely the size of the distance between the trunnions, so as to adapt to the placement of the molten steel tanks with different volumes;

2) according to the weighing result of the supporting weighing block 302, the lifting tool can be accurately used, the lifting equipment can be reasonably used, the potential safety hazard is eliminated, the safety accident is avoided, and meanwhile, the supporting weighing block can move at any time according to the position of the molten steel tank for weighing;

3) the reinforcing ribs are arranged, so that the strength of the supporting upright column can be enhanced, and the stability of the device is ensured;

4) the utility model discloses can adjust according to the size of molten steel jar, application scope is wide, safe and reliable, can effectively detect molten steel jar bearing performance.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a front view of the installation structure of the medium ladle.

In the figure: the device comprises a bottom frame 1, a supporting upright post 2, a bearing mechanism 3, a V-shaped fixed support frame 301, a supporting weighing block 302, a horizontal cross beam 4, a connecting cross beam 5, reinforcing ribs 6 and a fixed upright post 7.

Detailed Description

The invention will be further described with reference to fig. 1-3.

The utility model discloses constitute by bottom frame 1, support post 2, bearing mechanism 3, V type fixed stay frame 301, support weighing block 302, horizontal beam 4, connecting beam 5, strengthening rib 6, stationary mast 7, specific structure is: the device comprises a bottom frame 1, a supporting upright post 2 is connected to the top surface of the bottom frame 1, horizontal cross beams 4 are connected to the top surface of the supporting upright post 2, two horizontal cross beams 4 are arranged, the two horizontal cross beams 4 are parallel, the supporting upright post 2 is connected between the two horizontal cross beams 4 and the bottom frame 1, a connecting cross beam 5 is connected between the two horizontal cross beams 4, a bearing mechanism 3 is connected to the upper end of the connecting cross beam 5 in a sliding manner, the bearing mechanism 3 comprises two V-shaped fixed support frames 301, the two V-shaped fixed support frames 301 are connected to the connecting cross beam 5 in a sliding manner, two trunnions of a molten steel tank are respectively connected to the two V-shaped fixed support frames 301, the connecting cross beam 5 is connected with the horizontal cross beams 4 through bolts, the trunnions of the molten steel tank needing to be detected for bearing performance can be respectively placed on the surfaces of the V-shaped fixed support frames 301 arranged on two sides, and stable and reliable trunnions are ensured, two V type fixed stay frames 301 are in the size of connecting beam 5 according to the ladle on class, and the distance between two V type fixed stay frames 301 is adjusted to the size of trunnion interval promptly to the adaptation is placed the ladle of different volumes. The bottom frame 1 ensures that the bottom foundation is stable and firm, and can be a rectangular frame body or a U-shaped frame body. In this embodiment, the bottom frame 1 is made of a steel material such as i-steel 56 a.

In practical use, the positions of the connecting cross beam 5 and the horizontal cross beam 4 can be flexibly adjusted, so that the connecting cross beam 5 or the horizontal cross beam 4 is prevented from being deformed by only adjusting the position of the bearing mechanism 3.

The bearing mechanism 3 comprises two supporting and weighing blocks 302, the two supporting and weighing blocks 302 are connected to the connecting beam 5 in a sliding mode, and the two supporting and weighing blocks 302 are connected to the bottom ends of the two V-shaped fixed supporting frames 301 respectively. The support weighing block 302 is connected with the V-shaped fixed support frame 301 through bolts, the V-shaped fixed support frame 301 is connected with the connecting beam 5 through bolts, the connecting bolts are loosened when sliding is needed, and the connecting bolts are fastened to achieve limiting after sliding in place.

Can place the trunnion that needs detect the ladle of bearing capacity respectively on the V type fixed stay 301 surface that both sides set up, V type fixed stay 301 removes along with the removal that supports weighing block 302, supports weighing block 302 and weighs ladle and counter weight object.

Reinforcing ribs 6 are connected between the supporting upright columns 2 at the lower ends of the two horizontal cross beams 4, and the number of the reinforcing ribs 6 is two and is arranged in an X shape; the strengthening rib 6 passes through bolted connection with support post 2, is provided with strengthening rib 6, can strengthen support post 2's intensity, guarantees the device's stability.

And a plurality of supporting upright posts 2 are connected between each horizontal cross beam 4 and the bottom frame 1. The upper end and the lower end of the supporting upright post 2 are connected with the horizontal beam 4 and the bottom frame 1 through bolts.

The setting up of a plurality of support post 2 has improved the holistic stability in use of equipment, in this embodiment, horizontal beam 4 adopt steel material preparation to form.

And an auxiliary upright post 7 is connected between each horizontal cross beam 4 and the bottom frame 1. The auxiliary upright post 7 is mainly provided for convenience when the long horizontal cross beam 4 is required to be used, and the end part of the horizontal cross beam 4 extending out of the supporting upright post 2 can be provided with the auxiliary upright post 7.

The utility model discloses during the use: firstly, adjusting a supporting weighing block 302 to a proper position according to the distance between trunnions of the detected molten steel tank, fixing the trunnions through bolts, enabling the trunnion of the molten steel tank to fall on the surface of a V-shaped fixed supporting frame 301, filling a steel ball with the diameter of phi 100 in the molten steel tank, and then adding a square billet with the thickness of 220mm on the upper surface of the molten steel tank A to meet the requirement of test load. The balance weight is cast according to the size of the tank body for use, and the weight is added with a lead block to increase the weight of the balance weight. Discover after two hours through test time, the required tonnage of load weight, inclusion, trunnion do not have obvious deformation, do not have unusual sound in the test process, and the welding seam does not have defects such as macroscopic crackle, and is experimental qualified, has examined reliability and security that the ladle used, the utility model discloses metallurgical manufacturing at the manufacturing ladle obtains fine application.

Claims

1. The utility model provides a test device of inspection molten steel jar security which characterized in that: including bottom frame (1), bottom frame (1) top surface is connected and is equipped with support post (2), support post (2) top surface is connected with horizontal beam (4), horizontal beam (4) are equipped with two, two horizontal beam (4) are parallel, all be connected with support post (2) between two horizontal beam (4) and bottom frame (1), be connected with between two horizontal beam (4) and connect crossbeam (5), it has bearing mechanism (3) to connect crossbeam (5) upper end sliding connection, bearing mechanism (3) are including two V type fixed stay frames (301), two equal sliding connection of V type fixed stay frame (301) are on connecting crossbeam (5), two gudgeons of molten steel jar are connected respectively on two V type fixed stay frames (301).

2. The test device for inspecting the safety of a molten steel tank according to claim 1, wherein: the bearing mechanism (3) comprises two supporting weighing blocks (302), the two supporting weighing blocks (302) are connected to the connecting cross beam (5) in a sliding mode, and the two supporting weighing blocks (302) are connected to the bottom ends of the two V-shaped fixed supporting frames (301) respectively.

3. The test device for testing the safety of the molten steel tank according to claim 2, wherein: and reinforcing ribs (6) are connected between the supporting upright columns (2) at the lower ends of the two horizontal cross beams (4).

4. A test device for testing the safety of a ladle according to claim 3, wherein: the two reinforcing ribs (6) are arranged in an X shape.

5. The test device for inspecting the safety of a molten steel tank according to claim 2, wherein: a plurality of supporting upright posts (2) are connected between each horizontal cross beam (4) and the bottom frame (1).

6. A test device for testing the safety of a ladle according to any one of claims 1 to 5, wherein: and an auxiliary upright post (7) is connected between each horizontal cross beam (4) and the bottom frame (1).