CN212792984U

CN212792984U - Metal liquid level height control device

Info

Publication number: CN212792984U
Application number: CN202021165237.2U
Authority: CN
Inventors: 文钰; 任平; 郭卓武; 杨龙龙; 吴江才
Original assignee: SHANXI YINGUANG HUASHENG MAGNESIUM INDUSTRY CO LTD
Current assignee: SHANXI YINGUANG HUASHENG MAGNESIUM INDUSTRY CO LTD
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-26
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a metal liquid level height control device, which comprises a motor, a connecting component, a height adjusting component, a movable hinging frame and a metal liquid control component arranged on the movable hinging frame, wherein the motor, the connecting component, the height adjusting component, the movable hinging frame and the metal liquid control component are sequentially arranged from top to bottom; the height adjusting component comprises a circular cylinder, a circular pipe, a nut and a long screw; the coupling assembly comprises a coupler, a connecting rod, a bearing and a bearing cover; the movable hinged frame comprises an upper frame body and a lower frame body which are hinged, and the lower end of the long screw rod is fixedly connected with the top of the upper frame body; the metal liquid outlet control assembly comprises a conical plug and a metal liquid guide pipe, wherein the conical plug is fixedly arranged at the bottom of the lower frame body, extends into the metal liquid guide pipe and is connected with the pipe orifice of the metal liquid outlet pipe. The device can effectively adjust the liquid level of the tundish, and realizes automatic adjustment through instruction butt joint with an external laser controller.

Description

Metal liquid level height control device

Technical Field

The utility model belongs to the technical field of the metal production facility, concretely relates to metal liquid level height control device.

Background

In the production process of processes such as continuous casting and rolling, semi-continuous casting and the like of metal, a tundish is often used, the liquid level of the tundish has certain influence on the quality of products, and therefore the liquid level of the tundish needs to be kept at a proper height.

The tundish needs to use a liquid guide pipe for liquid delivery, the liquid guide pipe can be frequently replaced in the production process, and the position of the liquid discharge plug needs to be adjusted up and down due to different lengths and sizes of pipe orifices of the liquid discharge pipe; the height change of the tundish also needs the position of the liquid discharging plug to be adjusted; but at present, the operation of the plug is basically operated manually. In addition, the metal catheter can be elongated and deformed after being heated, so that the plug and the catheter are blocked easily and liquid can not be drained.

At present, the liquid level is controlled and kept in a stable state, and the operation is basically operated manually, so that the error is large and the automation degree is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a metal liquid level height control device, the device can effectively adjust middle package liquid level height, and realize automatic regulation through the instruction butt joint with peripheral hardware laser controller.

The utility model provides a metal liquid level height control device, which comprises a motor, a connecting component, a height adjusting component, a movable hinge frame and a metal liquid control component arranged on the movable hinge frame, wherein the motor, the connecting component, the height adjusting component, the movable hinge frame and the metal liquid control component are sequentially arranged from top to bottom;

the height adjusting assembly comprises a circular cylinder, a circular pipe, a second nut and a long screw rod, the upper end of the circular pipe is fixedly connected with the inner wall of the circular cylinder, the lower end of the circular pipe is fixedly connected with the second nut, and the long screw rod is in threaded connection with the second nut;

the connecting assembly comprises a connector, a connecting rod, a bearing and a bearing cover, the connector is fixedly connected with the motor, the bearing is installed in the circular cylinder, the upper end of the connecting rod is fixedly connected with the connector, the lower end of the connecting rod is connected with the inner ring of the bearing and is fastened through a first nut, and the bearing cover is fixedly connected with the upper end face of the circular cylinder;

the movable hinged frame comprises an upper frame body and a lower frame body which are hinged, and the lower end of the long screw rod is fixedly connected with the top of the upper frame body;

the metal liquid outlet control assembly comprises a conical plug and a metal liquid guide pipe, and the conical plug is fixedly arranged at the bottom of the lower frame body, extends into the metal liquid guide pipe and is connected with the pipe orifice of the metal liquid guide pipe.

Preferably, the motor is in interface with the instructions of an external laser controller, namely the metal liquid level height control device is combined with a photoelectric detection technology to realize the automatic control of the liquid level. Through the laser controller, can set up current liquid level as the target liquid level, feed back to the laser controller, exceed or be less than this liquid level after, the laser controller feeds back the signal to the motor, drive the articulated frame of activity through the positive and negative rotation of motor and do the up-and-down motion to realize the automatic control of liquid level height.

Preferably, the lower end of the motor has a flange, and the upper end of the coupler is fixedly connected with the flange through bolts.

Preferably, the lower end of the coupler is provided with an inner threaded hole, the upper end of the connecting rod is fixedly connected with the coupler through the inner threaded hole, and quick assembly and disassembly of other components such as the connecting assembly and the like and the motor can be realized.

Preferably, the bearing cover is fixedly connected with the upper end face of the circular cylinder through a screw.

Preferably, the circular cylinder, the circular pipe and the second nut are welded into a whole.

Preferably, the lower end of the long screw is fixedly connected with the upper frame body through a third nut and a fourth nut.

The utility model provides a metal liquid level height control device compares with prior art and has following beneficial effect:

1. this metal liquid level height control device, including the motor that from top to bottom sets gradually, the hookup subassembly, the height control subassembly, the activity is articulated puts up and sets up the metal play liquid control assembly on the activity is articulated, through setting up the hookup subassembly, can convert the rotary motion of motor into the up-and-down motion of height control subassembly, the height adjustment of metal play liquid control assembly (end cap) on the rethread height control subassembly is articulated to the activity, thereby accomplish the control to metal liquid level height, moreover, the steam generator is simple in structure, the part constitutes scientific and reasonable, therefore, the clothes hanger is strong in practicability.

2. The utility model provides a hookup subassembly, through the lower extreme installation bearing at the connecting rod, only bearing inner race is rotatory when can realizing high adjustment subassembly and motor loading and unloading, and rotary motion, easily operation are not done to whole device.

3. The utility model discloses a setting up the articulated frame that sets up hinge activity hookup, can realizing the swing adjustment of the lower carriage body, effectively solve and cause the dead difficult technical problem who can't lead liquid of end cap card because of the drain pipe is heated after the extension.

4. The utility model discloses a set up the long screw, can highly carry out adjustment by a relatively large margin with whole device, solved the problem that middle package altitude variation and catheter mouth of pipe length nonconformity brought, only one set of device can satisfy the supporting use of package in the middle of the various specifications, has very strong suitability.

5. The utility model discloses a set up the motor, can combine the device with photoelectric detection technique, realize the automated control of liquid level. If a laser controller is arranged outside, the current liquid level can be set as a target liquid level and fed back to the laser controller, after the current liquid level exceeds or is lower than the target liquid level, the laser controller feeds back a signal to the electric execution motor, and the adjusting device is driven to move up and down through the forward and reverse rotation of the electric execution motor, so that the automatic control of the liquid level height is realized.

Drawings

FIG. 1 is a schematic structural view of a metal liquid level control device according to the present invention;

FIG. 2 is a cross-sectional view taken at A of FIG. 1;

description of reference numerals: 1, a motor; 2. a coupler; 3. a height adjustment assembly; 4. a movable hinge mount; 5. a metal tapping control component; 6. a flange; 7. a bolt; 8. a connecting rod; 9. a first nut; 10. a bearing; 11. A circular cylinder; 12. a circular tube; 13. a second nut; 14. a bearing cap; 15. a long screw; 16. a third nut; 17. a fourth nut; 18. an upper frame body; 19. a lower frame body; 20. a conical plug; 21. a metal catheter.

Detailed Description

The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings, which are used for describing the embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In this embodiment, the metal liquid level control device is shown in fig. 1, and includes a motor 1, a connection component, a height adjustment component 3, a movable hinge frame 4, and a metal liquid control component 5 disposed on the movable hinge frame 4, which are sequentially disposed from top to bottom.

The height adjusting assembly 3 comprises a circular cylinder 11, a circular tube 12, a second nut 13 and a long screw 15. The upper end of the circular tube 12 is fixedly connected with the inner wall of the circular cylinder 11, and the lower end thereof is fixedly connected with the second nut 13. In this embodiment, the annular cylinder 11, the circular tube 12, and the second nut 13 are welded together. The long screw 15 is screwed with the second nut 13.

As shown in fig. 2, the coupling assembly includes a coupler 2, a connecting rod 8, a bearing 10, and a bearing cap 14. In this embodiment, the connecting rod 8 is a screw. The lower end of the motor 1 is provided with a flange 6, and the upper end of the coupler 2 is fixedly connected with the flange 6 through a bolt 7. The bearing 10 is mounted in an annular cylinder 11. The lower end of the coupler 2 is provided with an inner screw hole, and the upper end of the connecting rod 8 is fixedly connected with the coupler 2 through the inner screw hole, so that other components such as a connecting assembly and the like can be quickly assembled and disassembled with the motor 1. The lower end of the connecting rod 8 is connected with the inner ring of the bearing 10 and is fastened by a first nut 9. The bearing cover 14 is fixedly connected with the upper end surface of the circular cylinder 11 through screws.

The movable hinged frame 4 comprises an upper frame body 18 and a lower frame body 19 which are hinged, and the lower end of the long screw is fixedly connected with the top of the upper frame body 18 through a third nut 16 and a fourth nut 17.

The metal liquid control assembly 5 comprises a metal liquid guide pipe 21 and a conical plug 20, wherein the conical plug 20 is fixedly arranged at the bottom of the lower frame body 19, extends into the metal liquid guide pipe 21 and is connected with the pipe orifice of the metal liquid guide pipe 21.

The motor 1 is in butt joint with instructions of an external laser controller, the current liquid level can be set as a target liquid level and fed back to the laser controller, after the current liquid level exceeds or is lower than the target liquid level, the laser controller feeds back signals to the motor, and the movable hinge frame is driven to move up and down through the forward and reverse rotation of the motor, so that the automatic control of the liquid level height is realized.

The following briefly introduces the assembly/use process and the working principle of the metal liquid level control device in the embodiment to further demonstrate the advantages of the present invention.

In the using process, the motor 1 is fixed above the tundish, a flange 6 is arranged on the motor, and the flange 6 and the connector 2 are connected by a bolt 7; one end of the connecting rod 8 is provided with a bearing 10 and then is arranged in the circular cylinder 11, and then a bearing cover 14 is arranged and is fastened by screws. After the first nut 9 is installed on the connecting rod 8, the other end of the connecting rod 8 is installed in the inner threaded hole of the coupler 2. The conical plug 20 is inserted into the mouth of the liquid guide tube 21, and the lower frame 19 is swung, so that the lower frame can swing flexibly. Loosening the fourth nut 17, detaching the third nut 16, loading one end of the long screw rod 15 into the upper frame body 18 of the movable hinge frame 5, fixing the long screw rod 15 with the third nut 16 and the fourth nut 17, screwing the other end of the long screw rod 15 into the second nut 13, finishing the installation of the whole device, driving the circular tube 12 to rotate through the motor, and then adjusting the whole device up and down, wherein the whole device is simple to operate and high in practicability.

When the metal liquid reaches the proper liquid level, a laser controller arranged outside can be started, the current liquid level is set as the target liquid level, after the laser detects that the liquid level changes, an instruction is sent to the motor 1, then the motor 1 rotates forwards and backwards, the whole device is driven to move up and down, and therefore the liquid level is in a small fluctuation range.

It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention, and it is to be understood that the scope of the invention is not limited to such specific statements and embodiments. Those skilled in the art can make various other specific modifications and combinations based on the teachings of the present invention without departing from the spirit of the invention, and such modifications and combinations are still within the scope of the invention.

Claims

1. A metal liquid level height control device is characterized in that: comprises a motor (1), a connecting component, a height adjusting component (3), a movable hinge frame (4) and a metal liquid outlet control component (5) arranged on the movable hinge frame (4) which are arranged from top to bottom in sequence;

the height adjusting assembly (3) comprises a circular cylinder (11), a circular tube (12), a second nut (13) and a long screw (15), the upper end of the circular tube (12) is fixedly connected with the inner wall of the circular cylinder (11), the lower end of the circular tube is fixedly connected with the second nut (13), and the long screw (15) is in threaded connection with the second nut (13);

the connecting assembly comprises a connector (2), a connecting rod (8), a bearing (10) and a bearing cover (14), the connector (2) is fixedly connected with the motor (1), the bearing (10) is installed in the circular cylinder (11), the upper end of the connecting rod (8) is fixedly connected with the connector (2), the lower end of the connecting rod is connected with an inner ring of the bearing (10) and fastened through a first nut (9), and the bearing cover (14) is fixedly connected with the upper end face of the circular cylinder (11);

the movable hinged frame (4) comprises an upper frame body (18) and a lower frame body (19) which are hinged, and the lower end of the long screw rod (15) is fixedly connected with the top of the upper frame body (18);

the metal liquid outlet control assembly (5) comprises a conical plug (20) and a metal liquid guide pipe (21), wherein the conical plug (20) is fixedly arranged at the bottom of the lower frame body (19), extends into the metal liquid guide pipe (21) and is connected with a pipe opening of the metal liquid guide pipe (21).

2. The apparatus for controlling a metal level according to claim 1, wherein: and the motor (1) is in butt joint with an external laser controller through instructions.

3. The apparatus for controlling a metal level according to claim 1, wherein: the lower end of the motor (1) is provided with a flange (6), and the upper end of the coupler (2) is fixedly connected with the flange (6) through a bolt (7).

4. A metal level control apparatus as claimed in claim 3, wherein: the lower end of the coupler (2) is provided with an inner threaded hole, and the upper end of the connecting rod (8) is fixedly connected with the coupler (2) through the inner threaded hole.

5. The apparatus for controlling a metal level according to claim 1, wherein: the bearing cover (14) is fixedly connected with the upper end face of the circular cylinder (11) through a screw.

6. The apparatus for controlling the level of a metal according to any one of claims 1 to 5, wherein: the circular cylinder (11), the circular tube (12) and the second nut (13) are welded into a whole.

7. The apparatus for controlling the level of a metal according to any one of claims 1 to 5, wherein: the lower end of the long screw rod (15) is fixedly connected with the upper frame body (18) through a third nut (16) and a fourth nut (17).