Improved expansion type steel ladle

Abstract

The utility model discloses an improved expansion type steel ladle, and relates to the technical field of steel ladles, the improved expansion type steel ladle is provided with a steel ladle body, a refractory brick fixed layer, a fixed sleeve, a refractory brick movable layer and a capacity adjusting assembly, and the refractory brick movable layer can be detached from the refractory brick fixed layer; and the capacity adjusting assembly can adjust the depth of the bottom of the steel ladle body from the bottom of the steel ladle body, so that the internal capacity of the steel ladle body is changed, adjustment can be made according to actual requirements, and the application range is wider. In addition, the fixing sleeve can be detached from the steel ladle body and can be used for fixing the refractory brick movable layer, so that the refractory brick movable layer is more convenient to install and detach.

Description

Technical Field

[0001] The utility model relates to the technical field of steel ladles, in particular to an improved and expanded steel ladle. Background Art

[0002] At present, ladles are mostly used in steel mills, foundries and other steel material manufacturing processes to receive molten steel and perform pouring operations in front of open hearth furnaces, electric furnaces or converters. Existing ladles are all fixed and cannot be expanded or the capacity of the ladle changed, which has certain limitations in use.

[0003] For example, the invention with patent number 202210075216.9 discloses an improved expanded ladle, including a ladle body, which is divided into an insulation layer, a permanent layer and a working layer from the outside to the inside. The insulation layer is divided into two layers, each with a thickness of 5mm, and the insulation layer is composed of a nano-composite reflector; the permanent layer is 55-60mm thick, and is cast from a semi-light mullite self-flowing castable. The lower part of the working layer is a magnesia carbon brick wall layer, and the upper part of the working layer is a slag line magnesia carbon brick layer. The thickness of the magnesia carbon brick wall layer is 160mm, and the thickness of the slag line magnesia carbon brick layer is 180mm. This invention focuses on the modification of the lining, and expands the capacity without changing the shape of the ladle, without affecting the actual production needs on site. The effective volume of the ladle is increased from 65t to 73t, and the daily output is increased by 30,000t, which promotes the improvement of steelmaking capacity, while reducing refractory costs and labor costs;

[0004] Although the capacity of the ladle in this patent is expanded, the capacity is fixed and the internal capacity of the ladle cannot be adjusted according to actual needs. There are still certain limitations in its use. Thank you. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an improved expandable ladle, which solves the problem that the internal capacity of the ladle cannot be adjusted according to actual needs.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: an improved expandable ladle, comprising a ladle body, a fixing ring welded to the outside of the ladle body, fixing blocks fixedly connected on both sides of the fixing ring, a refractory brick fixing layer arranged on the inside of the ladle body, a fixing sleeve detachably installed on the upper end of the ladle body, a permanent layer corresponding to the refractory brick fixing layer arranged on the inside of the fixing sleeve, a refractory brick movable layer detachably installed on the inner sides of the permanent layer and the refractory brick fixing layer, a capacity adjustment component installed on the bottom of the ladle body, and a support column fixedly installed on the lower end of the ladle body.

[0007] Preferably, the upper surface of the refractory brick active layer is fixedly connected with evenly distributed connecting plates, and the surface of the fixed sleeve is provided with connecting grooves connected with the connecting plates.

[0008] Preferably, a connecting sleeve is fixedly installed on the lower end of the fixing sleeve, a locking buckle is installed on the outside of the connecting sleeve, and the connecting sleeve is fixed to the ladle body by the locking buckle.

[0009] Preferably, the capacity adjustment component comprises an adjustment plate, a threaded rod is fixedly connected to the lower end of the adjustment plate, a discharge pipe is arranged at the lower end of the adjustment plate, and a valve is arranged on the discharge pipe.

[0010] Furthermore, an octagonal fixing head is installed at the lower end of the threaded rod through a shaft, and a threaded hole corresponding to the threaded rod is opened at the bottom of the ladle body.

[0011] Furthermore, a guide rod is fixedly installed at the bottom of the ladle body, and a guide hole corresponding to the guide rod is opened on the surface of the adjustment plate.

[0012] Beneficial Effects

[0013] The utility model provides an improved and expanded ladle. Compared with the prior art, it has the following beneficial effects:

[0014] The improved and expanded ladle is provided with a ladle body, a refractory brick fixed layer, a fixed sleeve, a refractory brick movable layer and a capacity adjustment component. The refractory brick movable layer can be removed from the refractory brick fixed layer, thereby changing the thickness of the refractory bricks inside the ladle body and adjusting the capacity of the ladle body. The capacity adjustment component can adjust the depth of the bottom of the ladle body from the bottom of the ladle body, thereby changing the capacity inside the ladle body. Adjustments can be made according to actual needs, and the range of use is wider. In addition, the fixed sleeve can be removed from the ladle body and can be used to fix the refractory brick movable layer, making the refractory brick movable layer more convenient to install and disassemble. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the installation structure of the fixed sleeve in the utility model;

[0017] Figure 3 This is a schematic diagram of the installation structure of the refractory brick active layer in the utility model;

[0018] Figure 4 It is a structural schematic diagram of the capacity adjustment component in the utility model.

[0019] In the figure: 1. ladle body; 2. fixing ring; 3. fixing block; 4. refractory brick fixed layer; 5. permanent layer; 6. refractory brick movable layer; 7. fixing sleeve; 701. connecting groove; 8. capacity adjustment component; 801. adjusting plate; 802. discharge pipe; 803. threaded rod; 804. octagonal fixing head; 805. guide rod; 9. connecting sleeve; 10. locking buckle; 11. support column; 12. connecting plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides a technical solution: an improved and expandable ladle, comprising a ladle body 1, a fixing ring 2 welded to the outside of the ladle body 1, fixing blocks 3 fixedly connected to both sides of the fixing ring 2, a refractory brick fixing layer 4 arranged on the inner side of the ladle body 1, a fixing sleeve 7 detachably installed on the upper end of the ladle body 1, a permanent layer 5 corresponding to the refractory brick fixing layer 4 arranged on the inner side of the fixing sleeve 7, a refractory brick movable layer 6 detachably installed on the inner side of the permanent layer 5 and the refractory brick fixing layer 4, a capacity adjustment component 8 installed at the bottom of the ladle body 1, a support column 11 fixedly installed at the lower end of the ladle body 1, by setting the support column 11, it can be used to support the entire ladle body 1, and a gap at the bottom of the ladle body 1 is reserved to facilitate the adjustment of the capacity adjustment component 8.

[0022] The upper surface of the refractory brick movable layer 6 is fixedly connected with uniformly distributed connecting plates 12, and the surface of the fixed sleeve 7 is provided with connecting grooves 701 connected to the connecting plates 12. Through the mutual cooperation between the connecting plates 12 and the connecting grooves 701, the refractory brick movable layer 6 can be clamped and fixed inside the ladle body 1. The lower end of the fixed sleeve 7 is fixedly installed with a connecting sleeve 9, and a lock buckle 10 is installed outside the connecting sleeve 9. The connecting sleeve 9 is fixed to the ladle body 1 through the lock buckle 10. The capacity adjustment component 8 includes an adjustment plate 801, and the lower end of the adjustment plate 801 is fixedly connected with a threaded rod 803. The adjustment plate 801 A discharge pipe 802 is provided at the lower end, and a valve is provided on the discharge pipe 802. An octagonal fixed head 804 is installed at the lower end of the threaded rod 803 through an axis. A threaded hole corresponding to the threaded rod 803 is opened at the bottom of the ladle body 1. A guide rod 805 is fixedly installed at the bottom of the ladle body 1. A guide hole corresponding to the guide rod 805 is opened on the surface of the adjustment plate 801. Rotating the octagonal fixed head 804 can drive the threaded rod 803 to rotate, thereby driving the adjustment plate 801 to rise and fall, changing the position of the adjustment plate 801 at the bottom of the ladle body 1, and adjusting the internal capacity of the ladle body 1.

[0023] During operation, the fixing sleeve 7 is first installed on the ladle body 1, and then fixed with the lock buckle 10. After fixation, the movable layer of refractory bricks 6 is installed from the top of the fixing sleeve 7 to the inside of the ladle body 1. The movable layer of refractory bricks 6 can be removed from the fixed layer of refractory bricks 4, thereby changing the thickness of the refractory bricks inside the ladle body 1 and adjusting the capacity of the ladle body 1. The capacity adjustment component 8 can adjust the depth of the bottom of the ladle body 1 from the bottom of the ladle body 1, thereby changing the capacity inside the ladle body 1. It can be adjusted according to actual needs, and has a wider range of use. In addition, the fixing sleeve 7 can be removed from the ladle body 1 and can be used to fix the movable layer of refractory bricks 6, making the installation and disassembly of the movable layer of refractory bricks 6 more convenient.

[0024] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. An improved expanded capacity ladle, comprising a ladle body (1), characterized in that: A fixing ring (2) is welded to the outside of the ladle body (1), and fixing blocks (3) are fixedly connected to both sides of the fixing ring (2). A refractory brick fixing layer (4) is arranged on the inside of the ladle body (1). A fixing sleeve (7) is detachably installed on the upper end of the ladle body (1), and a permanent layer (5) corresponding to the refractory brick fixing layer (4) is arranged on the inside of the fixing sleeve (7). A refractory brick movable layer (6) is detachably installed on the inside of the permanent layer (5) and the refractory brick fixing layer (4). A capacity adjustment component (8) is installed at the bottom of the ladle body (1), and a support column (11) is fixedly installed at the lower end of the ladle body (1).

2. The improved and expanded ladle according to claim 1, characterized in that: The upper surface of the refractory brick active layer (6) is fixedly connected with evenly distributed connecting plates (12), and the surface of the fixed sleeve (7) is provided with connecting grooves (701) connected with the connecting plates (12).

3. The improved and expanded ladle according to claim 1, characterized in that: A connecting sleeve (9) is fixedly mounted on the lower end of the fixing sleeve (7), a locking buckle (10) is mounted on the outside of the connecting sleeve (9), and the connecting sleeve (9) is fixed to the ladle body (1) via the locking buckle (10).

4. The improved expandable ladle according to claim 1, characterized in that: The capacity adjustment component (8) comprises an adjustment plate (801), the lower end of which is fixedly connected to a threaded rod (803), the lower end of which is provided with a discharge pipe (802), and the discharge pipe (802) is provided with a valve.

5. The improved expandable ladle according to claim 4, characterized in that: An octagonal fixing head (804) is mounted on the lower end of the threaded rod (803) via a shaft, and a threaded hole corresponding to the threaded rod (803) is provided at the bottom of the ladle body (1).

6. The improved expandable ladle according to claim 5, characterized in that: A guide rod (805) is fixedly mounted on the bottom of the ladle body (1), and a guide hole corresponding to the guide rod (805) is opened on the surface of the adjustment plate (801).

Images