Deep well casting device for controlling flowing of molten aluminum through aluminum water pump

Abstract

The utility model discloses a deep well casting device using an aluminum water pump to control the flow of aluminum liquid, which comprises a molten pool and a casting well, a casting disc is arranged above the casting well, an aluminum water pool is arranged on the outer side of the molten pool, an aluminum water channel for communicating the aluminum water pool with the molten pool is arranged between the aluminum water pool and the molten pool, and a pump chamber is arranged in the aluminum water pool. An aluminum water pump impeller mechanism is installed in the pump chamber, the pump chamber and the casting disc are connected through an aluminum water outlet flow groove, a filter box and a casting disc flow groove which are sequentially arranged, a water return flow groove is installed between the casting disc flow groove and the aluminum water pool, and a drainage gate plate is installed at the joint of the water return flow groove and the casting disc flow groove. The utility model has the advantages that: the structure is novel; the cost of the whole equipment is much lower than the investment cost of a tipping furnace; the aluminum water pump is used for improving the aluminum water technology, and compared with a fixed furnace flow hole water drainage structure, the risk of flow hole aluminum leakage does not exist; the safety risk during casting is effectively reduced; and when casting is stopped, the molten aluminum in the launder, the filter box and the casting tray can be completely recycled into a molten pool, and the trouble of emptying the molten aluminum on site is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a deep well casting device, especially a deep well casting device using an aluminum water pump to control the flow of molten aluminum. BACKGROUND

[0002] At present, most of the aluminum bar production in China adopts deep well casting process, and the traditional fixed type furnace field layout is that the furnace water outlet is higher than the casting tray. This layout has several big safety hidden troubles, one, when the furnace water outlet fails, it is difficult to block the aluminum water, leading to aluminum running accidents; two, when the casting tray fails and cannot continue production, there will be a lot of high-temperature molten aluminum in the flow channel and the casting tray that needs to be treated, which is very tedious; three, once an accident occurs, such as a large amount of aluminum water leaking into the casting well or an explosion, the on-site personnel cannot reach the scene, and the aluminum water in the furnace will continue to flow in, which will expand the accident or lead to a secondary explosion. In this traditional layout, a large aluminum water emergency pool needs to be set up, which is difficult to meet the requirement of a large emergency pool in the existing factory field.

[0003] Nowadays, tilting furnaces are gradually increasing in aluminum bar production, but the cost of tilting furnaces is very high, the maintenance cost in the later period is relatively high, and the capacity of the furnace is small due to the mechanical structure strength. In the current market, most enterprises have difficulty in investment, and it is difficult to upgrade the equipment; at the same time, the tilting furnace returns slowly in the case of power failure or accident, which is not conducive to accident disposal; the existing tilting furnace adopts an oil cylinder tilting mechanism to tilt, due to the heavy weight of the furnace body itself, the production process difference of the oil cylinder, and the unstable quality of the oil cylinder, when the oil cylinder fails, the furnace leakage problem is easy to occur; at the same time, a filter box is generally provided in the existing process structure of the tilting furnace, the filter screen in the filter box will affect and hinder the flow rate of the molten aluminum, and an emergency pool needs to be provided at the casting tray position for containing the excess aluminum water of the casting tray. UTILITY MODEL CONTENTS

[0004] The utility model solves the technical problem of the prior art and provides a deep well casting device using an aluminum water pump to control the flow of molten aluminum.

[0005] In order to achieve the above purpose, the utility model takes the following measures:

[0006] A deep well casting device using an aluminum water pump to control the flow of molten aluminum, comprising a molten pool and a casting well, a casting tray is installed above the casting well, an aluminum water pool is provided outside the molten pool, an aluminum water channel is provided between the aluminum water pool and the molten pool, a pump chamber is installed in the aluminum water pool, an aluminum water pump impeller mechanism is installed in the pump chamber, the pump chamber and the casting tray are connected through an aluminum outlet flow channel, a filter box and a casting tray flow channel provided in sequence, a backwater flow channel is installed between the casting tray flow channel and the aluminum water pool, and a drainage gate is installed at the connection between the backwater flow channel and the casting tray flow channel;

[0007] The aluminum water pool is provided with an aluminum water pump impeller mechanism fixing seat for installing the aluminum water pump impeller mechanism.

[0008] The drainage gate is connected with a drainage gate switch cylinder.

[0009] The top of the water outlet flow groove and the casting pan flow groove is respectively provided with a first liquid level sensor and a second liquid level sensor.

[0010] The filter box is provided with a filter box discharge port connected to the backwater flow groove.

[0011] The beneficial effects of the utility model are as follows: 1. novel structure, the whole set of equipment cost is much lower than the investment cost of the tilting furnace; 2. the aluminum water process is improved by using the aluminum water pump impeller mechanism, and there is no flow eye aluminum leakage risk compared with the fixed furnace flow eye water discharge structure; 3. the emergency pool at the flow groove and the casting pan position does not need to be independently set; 4. higher automation degree, liquid level height can be effectively controlled, and the casting liquid level is stable; 5. when abnormal casting conditions occur, various ways can be used to solve the on-site risk, such as power failure, aluminum water can automatically return, and the aluminum liquid in the flow groove and the water pan can also be manually controlled to be emptied; especially when sudden abnormal problems occur, such as explosion, aluminum water will not flow out, causing secondary risk, and safety is ensured; 6. all actions of the device can be manually operated under power failure, and an emergency power supply can not be set or the emergency power supply capacity can be reduced; 7. the aluminum water pump impeller mechanism lifts the aluminum water to a certain height and flows to the water pan, the casting pan can be set higher, the casting process can be observed conveniently, casting defects and aluminum leakage risk can be found, and the aluminum water pump impeller mechanism is beneficial to cooling water mist, steam diffusion and reduction of unexpected situations; 8. when casting is stopped, the aluminum water in the flow groove, the filter box and the casting pan can be all recycled to the melting pool, and the on-site aluminum water emptying trouble is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a side plane structure schematic view of the utility model.

[0013] Figure 2 It is a top plane structure schematic view of the utility model. DETAILED DESCRIPTION

[0014] A kind of deep well casting device for controlling aluminum liquid flow using aluminum water pump, including molten pool 1 and casting well 2, the casting well 2 is installed with casting tray 10 above, the outside of molten pool 1 is equipped with aluminum water pool 3, aluminum water channel 4 for connecting between aluminum water pool 3 and molten pool 1 is equipped, pump chamber 5 is installed in aluminum water pool 3, aluminum water pump impeller mechanism 14 is installed in pump chamber 5, pump chamber 5 is connected with casting tray 10 by sequentially setting aluminum outlet flow groove 6, filter box 7 and casting tray flow groove 8, backwater flow groove 11 is installed between casting tray flow groove 8 and aluminum water pool 3, and drainage gate 12 is installed at the connection of backwater flow groove 11 and casting tray flow groove 8.The aluminum bar 9 produced is formed in the lower part of casting tray 10.

[0015] The aluminum water pool 3 is equipped with aluminum water pump impeller mechanism fixing seat 13 for installing aluminum water pump impeller mechanism 14.

[0016] The drainage gate 12 is connected with drainage gate switch cylinder 15.

[0017] The top of the water flow groove 6 and the casting tray flow groove 8 is respectively equipped with first liquid level sensor 16 and second liquid level sensor 17.

[0018] The filter box 7 is equipped with filter box discharge port 18, and the filter box discharge port 18 is connected to the backwater flow groove 11.

[0019] As shown in Figure 1 and Figure 2 , the figure 20 is aluminum water liquid level line, the deep well casting device designed by the utility model patent, 1, the aluminum water in molten pool 1 enters aluminum water pool 3 through aluminum water channel 4;2, install a pump chamber 5 in aluminum water pool 3, and the aluminum water pump impeller mechanism 14 in pump chamber 5 lifts the aluminum water in pump chamber 5 to aluminum outlet flow groove 6;3, the aluminum water is from aluminum outlet flow groove 6, passes through filter box 7 and enters casting tray flow groove 8, and then flows to casting tray 10, and the aluminum bar 9 is produced by casting;4, the first liquid level sensor 16 and the second liquid level sensor 17 above aluminum outlet flow groove 6 and casting tray flow groove 8 are used for monitoring liquid level height at two positions, for controlling the delivery amount of aluminum water pump impeller mechanism 14, and monitoring liquid level;5, a drainage gate 12 is arranged at the position of casting tray flow groove 8, and the drainage gate 12 is installed and connected with drainage gate switch cylinder 15, for opening or closing the drainage gate 12;6, the backwater flow groove 11 outside the drainage gate 12 is connected with aluminum water pool 3, for aluminum water backflow.

[0020] Specific operation is: aluminum water pump impeller mechanism 14 sends aluminum water in aluminum pool 3 to aluminum water outlet flow tank 6, passes through filter box 7, to casting disc flow tank 8, finally enters casting disc 10 casting, when casting occurs general problem, can stop aluminum water pump impeller mechanism 14 work, let aluminum water directly backflow to pump chamber 5 in, backwater flow tank 11 and the aluminum water in casting disc 10;When hidden danger or emergency occurs, aluminum water pump impeller mechanism 14 stops working, simultaneously opens drainage gate 12, let aluminum water pass through backwater flow tank 11 and enter aluminum pool 3, like this, aluminum water passes through aluminum water channel 4 and returns to the molten pool 1, can solve the risk problem of aluminum water in casting disc 10 and flow tank.

[0021] The device is particularly suitable for the production of aluminum ingots, aluminum bars 9, aluminum plates and the like, and is particularly beneficial to the deep-well casting industry of aluminum bars 9.

[0022] The device utilizes the aluminum water pump impeller mechanism 14 to lift the aluminum water to a certain height, and then passes through the aluminum water outlet flow tank 6, the filter box 7 and the casting disc flow tank 8 to the casting disc 10, and the significant feature is that the liquid level of the casting disc 10 is higher than the liquid level of the aluminum water in the furnace (the molten pool 1). The aluminum water pump impeller mechanism 14 is controlled by the automatic controller in cooperation with the first liquid level sensor 16 and the second liquid level sensor 17.

Claims

1. A deep well casting device for controlling flow of molten aluminum using an aluminum water pump, comprising a molten bath (1) and a casting well (2), characterized in that: The cast well (2) is provided with a casting disc (10) above, the outer side of the melt pool (1) is provided with an aluminum pool (3), the aluminum pool (3) and the melt pool (1) are provided with an aluminum water channel (4) for connecting the two, the aluminum pool (3) is provided with a pump chamber (5) inside, the pump chamber (5) is provided with an aluminum water pump impeller mechanism (14) inside, the pump chamber (5) and the casting disc (10) are connected through an aluminum water outlet flow groove (6), a filter box (7) and a casting disc flow groove (8) arranged in sequence, the casting disc flow groove (8) and the aluminum pool (3) are provided with a backwater flow groove (11) therebetween, the backwater flow groove (11) and the connecting part of the casting disc flow groove (8) are provided with a drainage gate (12).

2. The apparatus according to claim 1, wherein the apparatus is characterized by: The aluminum pool (3) is provided with an aluminum water pump impeller mechanism fixing seat (13) for installing the aluminum water pump impeller mechanism (14).

3. The apparatus according to claim 1 or 2, wherein the apparatus is characterized by: The drainage gate (12) is connected with a drainage gate switch cylinder (15).

4. The apparatus according to claim 3, wherein the apparatus is characterized by: The water outlet flow groove (6) and the casting disc flow groove (8) are respectively provided with a first liquid level sensor (16) and a second liquid level sensor (17) above.

5. The apparatus according to claim 4, wherein the apparatus is characterized by: The filter box (7) is provided with a filter box discharge port (18), and the filter box discharge port (18) is connected to the backwater flow groove (11).

Images