CN213671733U

CN213671733U - Continuous casting safety hydraulic control device

Info

Publication number: CN213671733U
Application number: CN202022453359.8U
Authority: CN
Inventors: 袁丽华; 陈军; 黄建兵; 吕厚营; 吴永刚
Original assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Current assignee: Jiangsu Shagang Group Co Ltd; Zhangjiagang Hongchang Steel Plate Co Ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-07-13
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a safe hydraulic control device is watered in continuous casting opening relates to the continuous casting opening and waters the hydraulic control field, including the device main part, the surface mounting of device main part has operating panel, and the top of device main part is provided with the puddler, and the sprue gate has all been seted up to the top both sides of device main part, and hydrovalve and emergency hydraulic valve are installed respectively to the bottom of device main part. The utility model discloses a set up the installation piece, first filter plate, second filter plate and third filter plate, when the operative installations, the staff brings the molten steel into the device main part from two sprue gates inside, then with puddler stirring molten steel, the molten steel is through first filter in proper order, second filter and third filter, the molten steel is through first filter, the filtration back of second filter and third filter, some iron fillings impurity that the molten steel contains the area are whole to be stopped on the filter plate, the effectual iron fillings that have prevented are blockked up the hydrovalve, the danger that the bale mouth of a river was out of control when having avoided the molten steel casting.

Description

Continuous casting safety hydraulic control device

Technical Field

The utility model relates to a hydraulic control field is watered in the continuous casting, specifically is a safe hydraulic control device is watered in the continuous casting.

Background

Continuous Casting is called Continuous Casting (Continuous Steel Casting) for short. In the process of producing various steel products in a steel plant, two methods are used for solidifying and forming molten steel: conventional die casting and continuous casting processes. The continuous casting technology appeared in European and American countries in the fifties of the twentieth century is an advanced technology for directly casting and forming molten steel. Compared with the traditional method, the continuous casting technology has the remarkable advantages of greatly improving the metal yield and the casting blank quality, saving energy and the like.

In the existing hydraulic control device, in the action process of a ladle nozzle oil cylinder of a continuous casting machine, the hydraulic valve is blocked due to sealing, guide ring fragments and scrap iron generated by friction between a piston and the inner wall of the cylinder, so that the danger of out-of-control ladle nozzle during molten steel casting exists, the fastening screw of a control valve block is corroded and cannot be screwed out, a manual emergency control valve and a normal working valve are arranged on the same valve block, the manual emergency control valve cannot normally work frequently after the valve core is blocked, the ladle nozzle cannot be closed, and great hidden danger is brought to normal production and safety production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that potential safety hazards are caused by the fact that a hydraulic valve is blocked by scrap iron and an emergency valve and a working valve are arranged on the same valve block, the continuous casting safety hydraulic control device is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a continuous casting is opened and is watered safe hydraulic control device, includes the device main part, the surface mounting of device main part has operating panel, the top of device main part is provided with the puddler, the sprue gate has all been seted up to the top both sides of device main part, hydrovalve and emergency hydraulic valve are installed respectively to the bottom of device main part, the hydrovalve is connected with the crystallizer with the bottom of emergency hydraulic valve, one side of emergency hydraulic valve is provided with the push-and-pull plate, the surface of push-and-pull plate is provided with the spring, the internally mounted of hydrovalve has first case, the internally mounted of emergency hydraulic valve has the second case, the surface of first case and second case all is provided with feed liquor pipeline and liquid outlet pipe way, the one end of second case is connected with the rubber piece, the inside both sides of device main part all are provided with the installation piece, two from last, A second filter plate and a third filter plate.

Preferably, the first filter plate, the second filter plate and the third filter plate are parallel to each other, and the filter holes of the first filter plate are the largest and the filter holes of the third filter plate are the smallest.

Preferably, the operation panel is electrically connected with the hydraulic valve and the emergency hydraulic valve respectively.

Preferably, the apparatus body is located above the crystallizer, and the length of the crystallizer is greater than the length of the apparatus body.

Preferably, the number of the pouring ports is two, and the two pouring ports are symmetrically arranged along the central line of the longitudinal axis of the device body.

Preferably, the bottom end of the stirring rod penetrates the top of the device body and extends to the middle of the inside of the device body.

Preferably, both sides of the device body are provided with support legs, and the support legs are L-shaped.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up installation piece, first filter plate, second filter plate and third filter plate, when the use device, the staff brings the molten steel into the device main part inside from two sprue gates, then stirs the molten steel with the puddler, the molten steel passes through first filter, second filter and third filter in proper order, the molten steel is after the filtration of first filter, second filter and third filter, some iron fillings impurity that the molten steel contains the area all stop on the filter plate, the effectual iron fillings that have prevented from blockking up the hydraulic valve, the danger that big package mouth of a river was out of control when having avoided the molten steel casting;

2. the utility model discloses a set up emergent hydrovalve, the second case, the rubber block, spring and push-and-pull plate, when the molten steel through first filter, the filtration back of second filter and third filter, the hydrovalve is normal during operation, the staff starts the hydrovalve on operating panel, the feed liquor pipeline that the molten steel passes through the hydrovalve flows in the drain pipe way, the molten steel is cast in the crystallizer again, when the jamming takes place for first case, the staff starts emergent hydrovalve immediately on operating panel, because the hydrovalve is not installed on same valve block with emergent hydrovalve, thereby make emergent hydrovalve can the autonomous working, the staff can also control and promote the push-and-pull plate, the push-and-pull plate touches the rubber block through the spring, make the rubber block can in time open along with the inside liquid pressure in die cavity of emergent hydrovalve, accelerate the velocity of flow of emergent hydrovalve.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the main body of the device of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B of the present invention.

In the figure: 1. a device main body; 2. an operation panel; 3. a stirring rod; 4. a crystallizer; 5. a hydraulic valve; 6. an emergency hydraulic valve; 7. a pouring gate; 8. a liquid inlet pipeline; 9. a liquid outlet pipeline; 10. a first valve spool; 11. mounting blocks; 12. a first filter plate; 13. a second filter plate; 14. a third filter plate; 15. a rubber block; 16. a push-pull plate; 17. a spring; 18. a second valve spool.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-4, a hydraulic control device for safety of continuous casting start-up includes a device body 1, an operation panel 2, a stirring rod 3, a crystallizer 4, a hydraulic valve 5, an emergency hydraulic valve 6, a pouring gate 7, a liquid inlet pipeline 8, a liquid outlet pipeline 9, a first valve core 10, an installation block 11, a first filter plate 12, a second filter plate 13, a third filter plate 14, a rubber block 15, a push-pull plate 16, a spring 17 and a second valve core 18; the outer surface of the device main body 1 is provided with an operation panel 2, the top of the device main body 1 is provided with a stirring rod 3, two sides of the top of the device main body 1 are respectively provided with a pouring gate 7, the bottom of the device main body 1 is respectively provided with a hydraulic valve 5 and an emergency hydraulic valve 6, the bottoms of the hydraulic valve 5 and the emergency hydraulic valve 6 are connected with a crystallizer 4, one side of the emergency hydraulic valve 6 is provided with a push-pull plate 16, the outer surface of the push-pull plate 16 is provided with a spring 17, the hydraulic valve 5 is internally provided with a first valve core 10, the emergency hydraulic valve 6 is internally provided with a second valve core 18, the outer surfaces of the first valve core 10 and the second valve core 18 are respectively provided with a liquid inlet pipeline 8 and a liquid outlet pipeline 9, one end of the second valve core 18 is connected with a rubber block 15, a second filter plate 13 and a third filter plate 14.

Referring to fig. 1-3, the first filter plate 12, the second filter plate 13 and the third filter plate 14 are parallel to each other, the filter holes of the first filter plate 12 are the largest, the filter holes of the third filter plate 14 are the smallest, the first filter plate 12, the second filter plate 13 and the third filter plate 14 filter molten steel in multiple layers, and the operation panel 2 is electrically connected to the hydraulic valve 5 and the emergency hydraulic valve 6, respectively, so that a user can conveniently control the whole device body 1.

Please refer to fig. 1-3, the main body 1 of the apparatus is located above the mold 4, and the length of the mold 4 is greater than that of the main body 1, so that the molten steel can directly flow into the mold 4 after passing through the hydraulic valve 5 and the emergency hydraulic valve 6, two pouring ports 7 are provided, and the two pouring ports 7 are symmetrically arranged along the central line of the longitudinal axis of the main body 1, so that the time for the molten steel to flow into the main body 1 can be shortened by the two pouring ports 7.

Please refer to fig. 1 and 2, the bottom end of the stirring rod 3 penetrates the top of the apparatus main body 1 and extends to the middle of the inside of the apparatus main body 1, the stirring rod 3 fully stirs the molten steel for filtration, the two sides of the apparatus main body 1 are provided with supporting legs, the supporting legs are in an "L" shape, and the supporting legs stably support the apparatus main body 1 and the crystallizer 4.

The working principle is as follows: firstly, when the device body 1 is used, a worker pours molten steel into the device body 1 from two pouring ports 7, then stirs the molten steel by the stirring rod 3, the molten steel passes through the first filter plate 12, the second filter plate 13 and the third filter plate 14 in sequence, after the molten steel is filtered by the first filter plate 12, the second filter plate 13 and the third filter plate 14, the molten steel contains some scrap iron impurities and all stays on the filter plates, the hydraulic valve 5 is prevented from being blocked by scrap iron, when the molten steel is filtered by the first filter plate 12, the second filter plate 13 and the third filter plate 14, the hydraulic valve 5 can normally work, the worker starts the hydraulic valve 5 on the operation panel 2, the molten steel flows into the liquid outlet pipeline 9 through the liquid inlet pipeline 8 of the hydraulic valve 5, the molten steel flows into the crystallizer 4 for casting, when the first valve core 10 is blocked, the worker immediately starts the emergency hydraulic valve 6 on the operation panel 2, because the hydraulic valve 5 and the emergency hydraulic valve 6 are not installed on the same valve block, the emergency hydraulic valve 6 can work independently, a worker can push the push-pull plate 16 leftwards and rightwards, the push-pull plate 16 touches the rubber block 15 through the spring 17, the rubber block 15 can be opened in time along with the pressure of liquid in the cavity of the emergency hydraulic valve 6, and the flow rate of the emergency hydraulic valve 6 is accelerated.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a safe hydraulic control device is watered in continuous casting, includes device main part (1), its characterized in that: the device is characterized in that an operation panel (2) is installed on the outer surface of the device main body (1), a stirring rod (3) is arranged on the top of the device main body (1), pouring ports (7) are formed in two sides of the top of the device main body (1), a hydraulic valve (5) and an emergency hydraulic valve (6) are installed at the bottom of the device main body (1) respectively, a crystallizer (4) is connected to the bottoms of the hydraulic valve (5) and the emergency hydraulic valve (6), a push-pull plate (16) is arranged on one side of the emergency hydraulic valve (6), a spring (17) is arranged on the outer surface of the push-pull plate (16), a first valve core (10) is installed inside the hydraulic valve (5), a second valve core (18) is installed inside the emergency hydraulic valve (6), and a liquid inlet pipeline (8) and a liquid outlet pipeline (9) are arranged on the outer surfaces of the, one end of the second valve core (18) is connected with a rubber block (15), the two sides of the inside of the device main body (1) are provided with mounting blocks (11), and the two mounting blocks (11) are provided with a first filter plate (12), a second filter plate (13) and a third filter plate (14) from top to bottom respectively.

2. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the filter is characterized in that the first filter plate (12), the second filter plate (13) and the third filter plate (14) are parallel to each other, the filter holes of the first filter plate (12) are the largest, and the filter holes of the third filter plate (14) are the smallest.

3. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the operation panel (2) is electrically connected with the hydraulic valve (5) and the emergency hydraulic valve (6) respectively.

4. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the device main body (1) is positioned above the crystallizer (4), and the length of the crystallizer (4) is greater than that of the device main body (1).

5. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the pouring gate (7) is provided with two pouring gates, and the two pouring gates (7) are symmetrically arranged along the central line of the longitudinal axis of the device main body (1).

6. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the bottom end of the stirring rod (3) penetrates through the top of the device main body (1) and extends to the middle of the interior of the device main body (1).

7. The continuous casting start safety hydraulic control device according to claim 1, characterized in that: the device is characterized in that supporting legs are arranged on two sides of the device main body (1) and are L-shaped.