CN215467957U

CN215467957U - Cooling water flow guide device of continuous casting machine

Info

Publication number: CN215467957U
Application number: CN202121015304.7U
Authority: CN
Inventors: 孟超; 贾玉刚; 佟宗石; 王庆; 朱葛
Original assignee: Rizhao Steel Holding Group Co Ltd
Current assignee: Rizhao Steel Holding Group Co Ltd
Priority date: 2021-05-12
Filing date: 2021-05-12
Publication date: 2022-01-11
Anticipated expiration: 2031-05-12

Abstract

The utility model provides a cooling water flow guiding device of a continuous casting machine, which comprises an upper flow guiding groove and a bottom flow guiding groove, wherein the upper flow guiding groove is arranged at the upper part of the bottom flow guiding groove; the upper diversion trench and the bottom diversion trench are respectively provided with a connecting piece connected with the spray rack, and are respectively connected with the bending section girder through the connecting piece, so that the diversion effect is further improved.

Description

Cooling water flow guide device of continuous casting machine

Technical Field

The utility model relates to the technical field, in particular to a cooling water flow guide device of a continuous casting machine.

Background

When the continuous casting machine produces a casting blank, the purpose of solidifying the casting blank with the liquid core is achieved through water spraying forced cooling in the secondary cooling area, and therefore continuous production is achieved. The ESP slab continuous casting machine has the characteristics of short production line, high yield and high drawing speed, and due to the characteristics, more water is needed for cooling a casting blank than the conventional slab. The quality of the casting blank is greatly influenced by secondary cooling water, particularly, the secondary cooling water of the bending section belongs to high-pressure pure water cooling, if the secondary cooling water cannot be discharged in time, the secondary cooling water flows to the surface of the casting blank to cause the temperature difference of the section of the casting blank, so that the rolling is influenced, and the quality of a product is finally influenced.

In the prior art, only the bottom of the bending section is provided with a water tank for receiving water, the height of the water tank is limited, and a large amount of redundant cooling water cannot be led out. And because the spray frame sets up between the girder of basin and bending segment for there is the clearance between basin and the bending segment, there is not water conservancy diversion mechanism between bending segment and the basin, causes partial cooling water on the bending segment to store up, can not be timely with the two cold water discharge behind the cooling billet, and then influence product quality.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a cooling water diversion device for a continuous casting machine, so as to achieve the beneficial effects of avoiding the accumulation of cooling water and facilitating the diversion of the cooling water.

The utility model provides a cooling water flow guiding device of a continuous casting machine, which comprises an upper flow guiding groove and a bottom flow guiding groove, wherein the upper flow guiding groove is arranged at the upper part of the bottom flow guiding groove; the upper portion guiding gutter and the bottom guiding gutter all are equipped with the connecting piece that links to each other with the frame that sprays, and upper portion guiding gutter and bottom guiding gutter are continuous with the bending section girder through the connecting piece respectively, further improve the water conservancy diversion effect.

Further, the upper diversion trench includes a first upper diversion trench and a second upper diversion trench, the first upper diversion trench is disposed on the upper portion of the second upper diversion trench, and the second upper diversion trench is disposed between the first upper diversion trench and the bottom diversion trench. The diversion device adopts an upper layer, a middle layer and a lower layer, solves the problem of insufficient water diversion capacity only depending on the bottom, and improves the diversion effect.

Further, the first upper diversion trench and the second upper diversion trench have the same structure, the first upper diversion trench comprises a horizontal part and two inclined parts, the two inclined parts are connected through the horizontal part, and the horizontal part is horizontally arranged; one end of the inclined part is connected with the horizontal part, and the other end of the inclined part is inclined downwards; the opening is arranged at one end of the inclined part far away from the horizontal part. The inclined parts are arranged at the two ends of the horizontal part respectively, so that accumulated water can be avoided, and the water guide is convenient.

Further, the connecting piece includes the horizontal plate, the horizontal plate level sets up, the one end of horizontal plate links to each other with the lateral wall of upper portion guiding gutter and bottom guiding gutter, be equipped with on the other end of horizontal plate with the U type draw-in groove of spray rack looks joint, the connecting plate both plays the water conservancy diversion effect, also plays the connection effect.

Furthermore, the number of U type draw-in groove is a plurality of, and is a plurality of U type draw-in groove is along the length extending direction interval distribution of upper portion guiding gutter, has improved connection fastening nature and water conservancy diversion effect.

Furthermore, the included angle between the plane where the bottom of the inclined part is located and the plane where the bottom of the horizontal part is located ranges from 100 degrees to 180 degrees, and therefore flow guiding is facilitated.

Furthermore, the bottom guiding gutter includes connecting plate and two water receiving tanks, two the water receiving tank passes through the connecting plate and links to each other.

Further, a base is arranged at the bottom of the bottom diversion trench.

The utility model has the beneficial effects that:

1. the cooling water guide device of the continuous casting machine comprises an upper guide groove and a bottom guide groove, wherein the upper guide groove comprises a first upper guide groove and a second upper guide groove, and the guide device adopts an upper layer, a middle layer and a lower layer, so that the problem of insufficient water guide capacity only depending on the bottom is solved, and the guide effect is improved.

2. The upper portion guiding gutter and the bottom guiding gutter are provided with connecting pieces connected with the spray frame, the connecting pieces play a role in guiding water, the upper portion guiding gutter and the bottom guiding gutter are respectively connected with the girder through the connecting pieces, and accumulated water at the girder is conveniently guided to the upper portion guiding gutter and the bottom guiding gutter.

3. One end of the inclined part is connected with the horizontal part, and the other end of the inclined part is inclined downwards to prevent water from being stored, so that water can be directly guided out.

4. In order to improve the water guide effect, the side wall of the water receiving tank is heightened, the side wall is formed by mutually splicing a plurality of plate bodies, and the gap between the adjacent plate bodies is filled with sealant so as to further prevent water from leaking outwards.

In addition, the utility model has reliable design principle, simple structure and very wide application prospect.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of a cooling water guide device of a continuous casting machine according to an embodiment of the utility model.

Fig. 2 is a schematic view of the structure of the first upper channels in an embodiment of the present invention.

Fig. 3 is a schematic top view of a first upper channel in an embodiment of the present invention.

Fig. 4 is a schematic top view of a bottom channel in an embodiment of the utility model.

In the figure, the water receiving device comprises a bottom diversion trench 1, a first upper diversion trench 2, a second upper diversion trench 3, a horizontal part 4, a horizontal part 5, an inclined part 6, a horizontal plate 7, a U-shaped clamping groove 8, a water receiving groove 9, a base 10 and a connecting plate.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The following explains key terms appearing in the present invention.

As shown in fig. 1, the cooling water guiding device for a continuous casting machine provided by the utility model comprises an upper guiding gutter and a bottom guiding gutter 1, wherein the upper guiding gutter is arranged on the upper part of the bottom guiding gutter 1, and two ends of the upper guiding gutter are respectively provided with an opening. The upper portion guiding gutter is used for carrying out the water conservancy diversion to the cooling water on conticaster upper portion, and bottom guiding gutter 1 is used for carrying out the water conservancy diversion to the cooling water of conticaster bottom, and the cooling water flows to the outside of upper portion guiding gutter and bottom guiding gutter 1 from the opening part. The upper diversion trench comprises a first upper diversion trench 2 and a second upper diversion trench 3, the first upper diversion trench 2 is arranged on the upper portion of the second upper diversion trench 3, and the second upper diversion trench 3 is arranged between the first upper diversion trench 2 and the bottom diversion trench 1. The first upper diversion trench 2 is used for guiding cooling water at the top of the continuous casting machine, and the second upper diversion trench 3 is used for guiding the cooling water in the middle of the continuous casting machine.

As shown in fig. 2, in the present embodiment, the first upper diversion trench 2 and the second upper diversion trench 3 have the same structure, the first upper diversion trench 2 includes a horizontal portion 4 and two inclined portions 5, the two inclined portions 5 are connected by the horizontal portion 4, and the horizontal portion 4 is horizontally disposed; in the process of receiving cooling water, the horizontal part 4 plays a role of buffering, and the inclined part 5 plays a role of guiding. Wherein the horizontal part 4 and the inclined part 5 both comprise a bottom plate and side walls respectively arranged at two sides of the bottom plate, and the longitudinal sections of the horizontal part 4 and the inclined part 5 are both U-shaped. The bottom plate and the side wall are formed by mutually splicing a plurality of plate bodies, and the adjacent plate bodies are sealed by sealant to solve the water leakage problem. The right end of the inclined part 5 on the left side is connected with the horizontal part 4, and the left end is inclined downwards; the right inclined part 5 has a left end connected to the horizontal part 4 and a right end inclined downward. The openings are provided at the left end of the inclined portion 5 on the left side, and at the right end of the inclined portion 5 on the right side.

As shown in fig. 3, the upper diversion trench and the bottom diversion trench 1 are both provided with a connecting piece connected with the spray rack. The connecting piece includes horizontal plate 6, 6 levels of horizontal plate set up, and 6 perpendicular to guiding gutter lateral wall planes of horizontal plate, the one end of horizontal plate 6 links to each other with the lateral wall of upper portion guiding gutter and bottom guiding gutter 1, be equipped with the U type draw-in groove 7 with the frame looks joint that sprays on the other end of horizontal plate 6. The connecting piece is clamped on the spray frame and used for connecting the upper diversion trench and the bottom diversion trench 1 with a girder of a continuous casting machine respectively and guiding cooling water at the girder into the groove cavities of the upper diversion trench and the bottom diversion trench 1. The horizontal plate 6 plays a role in guiding flow and also plays a role in fixedly connecting the upper guide groove and the bottom guide groove 1 with the spray rack respectively. In order to improve the diversion effect and the connection tightness, the number of the U-shaped slots 7 may be set to be a plurality of, in this embodiment, the number of the U-shaped slots 7 is six, and six U-shaped slots 7 are distributed at intervals along the length extending direction of the upper diversion trench. The sizes of the six U-shaped clamping grooves 7 are matched with the sizes of the corresponding positions of the spray rack. The included angle between the plane of the bottom of the inclined part 5 and the plane of the bottom of the horizontal part 4 ranges from 100 degrees to 180 degrees. In this embodiment, the included angle between the two is preferably 120 degrees, which is convenient for the inclined portion 5 to guide the flow.

As shown in fig. 4, the bottom baffle box 1 includes a connecting plate 10 and two water receiving tanks 8, the two water receiving tanks 8 are connected through the connecting plate 10, the connecting plate 10 is vertically disposed, the connecting plate 10 plays a role of a connecting and baffle plate, and the water receiving tanks 8 are used for receiving cooling water. The bottom of bottom guiding gutter 1 is equipped with base 9, and base 9 plays the effect of support. In order to improve the water guide effect, in the embodiment, the side wall of the water receiving tank 8 is heightened, the side wall is formed by mutually splicing a plurality of plate bodies, and the gap between the adjacent plate bodies is filled by using a sealant, so that water is further prevented from leaking outwards.

The implementation manner of the embodiment is as follows:

the first upper diversion trench is used for diversion of cooling water at the top of the continuous casting machine, the second upper diversion trench is used for diversion of cooling water in the middle of the continuous casting machine, and the bottom diversion trench is used for diversion of cooling water at the lower part of the continuous casting machine; the upper guide groove and the bottom guide groove 1 are respectively clamped with the spraying frame through U-shaped clamping grooves, so that the upper guide groove and the bottom guide groove 1 are respectively connected with the girder of the bending section and are used for guiding the cooling water at the girder.

Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a conticaster cooling water guiding device which characterized in that: including upper portion guiding gutter and bottom guiding gutter (1), the upper portion guiding gutter sets up the upper portion at bottom guiding gutter (1), the both ends of upper portion guiding gutter are equipped with the opening respectively, all be equipped with the connecting piece that links to each other with the spray rack on upper portion guiding gutter and bottom guiding gutter (1).

2. The cooling water guide device of the continuous casting machine according to claim 1, characterized in that: the upper portion guiding gutter includes first upper portion guiding gutter (2) and second upper portion guiding gutter (3), first upper portion guiding gutter (2) set up the upper portion at second upper portion guiding gutter (3), second upper portion guiding gutter (3) set up between first upper portion guiding gutter (2) and bottom guiding gutter (1).

3. The cooling water guide device of the continuous casting machine according to claim 2, characterized in that: the first upper diversion trench (2) and the second upper diversion trench (3) are identical in structure, the first upper diversion trench (2) comprises a horizontal part (4) and two inclined parts (5), the two inclined parts (5) are connected through the horizontal part (4), and the horizontal part (4) is horizontally arranged; one end of the inclined part (5) is connected with the horizontal part (4), and the other end of the inclined part is inclined downwards; the opening is arranged at one end of the inclined part (5) far away from the horizontal part (4).

4. The cooling water guide device of the continuous casting machine according to claim 1, characterized in that: the connecting piece includes horizontal plate (6), horizontal plate (6) level sets up, the one end of horizontal plate (6) links to each other with the lateral wall of upper portion guiding gutter and bottom guiding gutter (1), be equipped with on the other end of horizontal plate (6) with spray the U type draw-in groove (7) that the frame looks joint.

5. The cooling water guide device of the continuous casting machine according to claim 4, characterized in that: the number of the U-shaped clamping grooves (7) is multiple, and the U-shaped clamping grooves (7) are distributed at intervals along the length extending direction of the upper diversion trench and the bottom diversion trench (1).

6. The cooling water guide device of the continuous casting machine according to claim 3, characterized in that: the included angle between the plane of the bottom of the inclined part (5) and the plane of the bottom of the horizontal part (4) ranges from 100 degrees to 180 degrees.

7. The cooling water guide device of the continuous casting machine according to claim 1, characterized in that: the bottom diversion trench (1) comprises a connecting plate (10) and two water receiving tanks (8), and the two water receiving tanks (8) are connected through the connecting plate (10).

8. The cooling water guide device of the continuous casting machine according to claim 1, characterized in that: and a base (9) is arranged at the bottom of the bottom diversion trench (1).