CN209778962U

CN209778962U - Aluminum liquid purification device

Info

Publication number: CN209778962U
Application number: CN201920429918.6U
Authority: CN
Inventors: 吴庆春
Original assignee: Shun Bo Alloy Jiangsu Co Ltd
Current assignee: Shunbo Alloy Anhui Co ltd
Priority date: 2019-04-01
Filing date: 2019-04-01
Publication date: 2019-12-13
Anticipated expiration: 2029-04-01

Abstract

the utility model discloses an aluminium liquid purifier, including purifying the stove, purify the stove top surface and be equipped with the inlet, the upper end of inlet is equipped with the apron, is equipped with in purifying the stove and filters and purifies the piece, filters the top that is located purifying the piece, and the intercommunication is provided with the circulation piece on purifying the right side inner wall of stove, and the intercommunication is provided with the drain pipe on purifying the stove near the left side inner wall of bottom. The utility model discloses a solvent that screen cloth and first ceramic filter screen cooperation inlet added, can adsorb and dissolve the oxide in the aluminium liquid, make the oxide deposit to the screen cloth with the form of dross, and clear away the dross by first opening, through the alumina ball, the cooperation of second ceramic filter screen and nitrogen generator is used, can dissolve the non-metallic inclusion and the hydrogen of dissolving in the aluminium liquid and clear away, through the second connecting pipe, when the cooperation of circulating pump and third connecting pipe was used, can circulate the purification to aluminium liquid, effectively promote the purifying effect of aluminium liquid.

Description

Aluminum liquid purification device

Technical Field

The utility model relates to a purifier technical field especially relates to an aluminium liquid purifier.

Background

Aluminum is easily polluted by impurities and miscellaneous gases, the impurities are mainly aluminum oxide, the miscellaneous gases are mainly hydrogen, in the conventional low-pressure casting production process, aluminum liquid needs to be supplemented into a casting furnace by a casting ladle, the aluminum liquid flows and impacts at the highest speed in the pouring process to cause the liquid surface of the casting furnace to generate a large amount of oxidized impurities, particularly in parts which have higher requirements and need to be processed at a temperature in the subsequent process, the miscellaneous gases are more difficult to remove, the treatment is very troublesome due to the influence of a plurality of factors such as raw materials, processes and environments, the quality of the aluminum liquid can be seriously influenced once the polluted aluminum liquid is polluted, firstly, the existence of the impurities in the aluminum liquid is a key limiting factor which is difficult to remove the gases, the impurities are more serious to cause the deterioration of the dynamic conditions of degassing, the impurities are mainly removed and the impurities are supplemented in the purification process, therefore, workers must firstly remove oxide impurities, otherwise, the oxides can be partially fused into the aluminum liquid along with the fluctuation of the aluminum liquid, and further the internal quality of the casting is influenced.

The existing aluminum liquid purification device has poor effect of removing oxide impurities and non-oxide impurities in aluminum liquid, and the aluminum liquid purification device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an aluminum liquid purification device.

in order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an aluminium liquid purifier, includes and purifies the stove, it is equipped with the inlet to purify the furnace roof face, the upper end of inlet is equipped with the apron, it is equipped with in the stove and filters and purifies the piece to purify, it is located the top that purifies the piece to filter, it is provided with circulation piece to purify the intercommunication on the right side inner wall of stove, it is provided with the drain pipe to purify the intercommunication on the left side inner wall that the stove is close to the bottom.

Preferably, it includes screen cloth and first ceramic filter screen of difference fixed connection on the purifying furnace inner wall to filter, the screen cloth is located the top of first ceramic filter screen, first ceramic filter screen is located the top of purifying the piece, it is equipped with the first opening of left and right sides intercommunication on the left side inner wall that the purifying furnace is close to the screen cloth, first opening interpolation is equipped with the sealing strip.

Preferably, purify the piece and include fixed connection in the baffle that purifies on the stove inner wall, first ceramic filter screen is located the top of baffle, a plurality of alumina balls have been placed to the upper end of baffle, the central point of baffle puts the second opening that is equipped with intercommunication from top to bottom, fixed mounting has second ceramic filter screen in the second opening.

Preferably, fixedly connected with nitrogen generator on the left end lateral wall of purifying the stove, nitrogen generator's the end intercommunication of giving vent to anger is provided with first connecting pipe, first connecting pipe runs through the left side inner wall setting that purifies the stove, the one end that first connecting pipe is located in the purifying stove is close to the baffle setting.

Preferably, the circulation piece is including setting up the second connecting pipe and the circulating pump of fixed connection on purifying the stove right-hand member lateral wall that the stove is close to on the bottom right side inner wall that communicate respectively, the one end that the second connecting pipe is located outside the purification stove sets up with the input intercommunication of circulating pump, the output intercommunication of circulating pump is provided with the third connecting pipe, the one end that the circulating pump was kept away from to the third connecting pipe runs through the right side inner wall setting that purifies the stove, the one end that the third connecting pipe is located in the purification stove is located the top of baffle.

Preferably, valves are arranged on the liquid outlet pipe and the second connecting pipe.

Compared with the prior art, the utility model, its beneficial effect does:

1. The oxide in the aluminum liquid can be adsorbed and dissolved by the screen and the first ceramic filter screen matched with the solvent added from the liquid inlet, so that the oxide is precipitated on the screen in the form of scum, and the scum is removed by the first opening.

2. Through the matching use of the alumina balls, the second ceramic filter screen and the nitrogen generator, the non-metallic inclusions and the dissolved hydrogen in the aluminum liquid can be dissolved and removed.

3. When the second connecting pipe, the circulating pump and the third connecting pipe are matched for use, the aluminum liquid can be circularly purified, and the purifying effect of the aluminum liquid is effectively improved.

Drawings

FIG. 1 is a schematic perspective view of an aluminum liquid purification apparatus provided by the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

Fig. 3 is a partially enlarged view of B in fig. 1.

In the figure: the device comprises a purification furnace 1, a liquid inlet 2, a cover plate 3, a filtering piece 4, a purification piece 5, a circulation piece 6, a liquid outlet pipe 7, a screen mesh 8, a first ceramic filter screen 9, a first opening 10, a sealing strip 11, a baffle 12, an alumina ball 13, a second opening 14, a second ceramic filter screen 15, a nitrogen generator 16, a first connecting pipe 17, a second connecting pipe 18, a circulation pump 19, a third connecting pipe 20 and a valve 21.

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.

Referring to fig. 1-3, an aluminum liquid purification device comprises a purification furnace 1, a liquid inlet 2 is arranged on the top surface of the purification furnace 1, the liquid inlet 2 is used for adding aluminum liquid and solvent, a cover plate 3 is arranged on the upper end of the liquid inlet 2, a filter element 4 and a purification element 5 are arranged in the purification furnace 1, the filter element 4 comprises a screen 8 and a first ceramic filter screen 9 which are respectively fixedly connected on the inner wall of the purification furnace 1, the first ceramic filter screen 9 can filter the aluminum liquid in a penetration way, so that after the solvent can fully adsorb and dissolve oxides in the aluminum liquid, the adsorbed and dissolved oxides can form liquid drops which gradually rise to the surface of the aluminum liquid and are deposited on the screen 8 after cooling along with the penetration and filtration, the screen 8 is positioned above the first ceramic filter screen 9, the first ceramic filter screen 9 is positioned above the purification element 5, a first opening 10 which is communicated left and right is arranged on the inner, a sealing strip 11 is inserted into the first opening 10, the sealing strip 11 can effectively seal the first opening 10, and the first opening 10 is used for removing scum on the screen mesh 8.

The filtering piece 4 is positioned above the purifying piece 5, the purifying piece 5 comprises a baffle 12 fixedly connected to the inner wall of the purifying furnace 1, a first ceramic filter screen 9 is positioned above the baffle 12, a plurality of alumina balls 13 are placed at the upper end of the baffle 12, a second opening 14 which is communicated up and down is arranged at the central position of the baffle 12, a second ceramic filter screen 15 is fixedly arranged in the second opening 14, the second ceramic filter screen 15 and the first ceramic filter screen 9 have the same effect and are used for performing infiltration filtration on the aluminum liquid, a nitrogen generator 16 is fixedly connected to the side wall of the left end of the purifying furnace 1, a first connecting pipe 17 is communicated with the air outlet end of the nitrogen generator 16, the nitrogen generator 16 conveys nitrogen into the aluminum liquid through the first connecting pipe 17, so that the aluminum liquid can be washed when passing through the alumina balls 13, and non-metal impurities and dissolved hydrogen in the aluminum liquid are dissolved and removed, the nitrogen generator 16 is a conventional one, and will not be described in detail herein, and a first connection pipe 17 is provided through the left inner wall of the purification furnace 1, and one end of the first connection pipe 17 located inside the purification furnace 1 is provided near the baffle 12.

The right inner wall of the purifying furnace 1 is communicated with a circulating part 6, the circulating part 6 comprises a second connecting pipe 18 and a circulating pump 19, the second connecting pipe 18 is respectively communicated with and arranged on the inner wall of the purifying furnace 1 close to the right side of the bottom, the circulating pump 19 is fixedly connected with the side wall of the right end of the purifying furnace 1, one end of the second connecting pipe 18, which is positioned outside the purifying furnace 1, is communicated with the input end of the circulating pump 19, the output end of the circulating pump 19 is communicated with and arranged with a third connecting pipe 20, one end of the third connecting pipe 20, which is far away from the circulating pump 19, is arranged to penetrate through the right inner wall of the purifying furnace 1, one end of the third connecting pipe 20, which is positioned in the purifying furnace 1, is positioned above the baffle 12, the circulating pump 19 can re-convey the aluminum liquid to the upper part of the baffle 12 through the second connecting, all be equipped with valve 21 on drain pipe 7 and the second connecting pipe 18, valve 21 is used for controlling the play liquid measure of drain pipe 7 and second connecting pipe 18, and valve 21 is prior art, does not describe here in detail.

The utility model discloses when using, add the aluminium liquid and the solvent that the appropriate amount needs to purify by inlet 2 on purifying furnace 1 earlier, and cover apron 3, the solvent that adds this moment in the aluminium liquid can form a large amount of slight liquid drops, make the oxide in the aluminium liquid by the moist absorption of these slight liquid drops and dissolve, and constitute new liquid drops and rise gradually to the surface of aluminium liquid, after aluminium liquid is through the slow infiltration filtration of first ceramic filter screen 9, the liquid drop on aluminium liquid surface can deposit to screen cloth 8 with the form of dross after the cooling, after aluminium liquid is filtered completely, can extract sealing strip 11 in the first opening 10, and clear away screen cloth 8 come-up sediment, insert sealing strip 11 again after finishing driving, can open apron 3 at this moment and add aluminium liquid again.

The aluminum liquid permeated and filtered by the first ceramic filter screen 9 is concentrated above the baffle 12, at the moment, the nitrogen generator 16 is started to introduce nitrogen into the aluminum liquid through the first connecting pipe 17, so that the aluminum liquid can be washed by the nitrogen when passing through the plurality of alumina balls 13, thereby dissolving and removing non-metallic inclusions and dissolved hydrogen in the aluminum liquid, and then the dissolved and removed aluminum liquid is gradually concentrated at the bottom of the purifying furnace 1 through slow permeation and filtration of the second ceramic filter screen 15 in the second opening 14 on the baffle 12; and then starting the circulating pump 19, opening the valve 21 on the second connecting pipe 18, so that the aluminum liquid is conveyed to the upper part of the baffle plate 12 again through the second connecting pipe 18 and the third connecting pipe 20 for circulating purification, and after the purification is finished, opening the valve 21 on the liquid outlet pipe 7 to discharge the aluminum liquid.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an aluminium liquid purifier, includes and purifies stove (1), its characterized in that, it is equipped with inlet (2) to purify stove (1) top surface, the upper end of inlet (2) is equipped with apron (3), it filters piece (4) and purifies piece (5) to be equipped with in purification stove (1), it is located the top that purifies piece (5) to filter piece (4), it is provided with circulation piece (6) to communicate on the right side inner wall of purification stove (1), it is provided with drain pipe (7) to communicate on the left side inner wall that purification stove (1) is close to the bottom.

2. an aluminium liquid purification device according to claim 1, characterized in that, the filter member (4) comprises a screen (8) and a first ceramic filter (9) fixedly connected to the inner wall of the purification furnace (1), respectively, the screen (8) is located above the first ceramic filter (9), the first ceramic filter (9) is located above the purification member (5), a first opening (10) communicating left and right is arranged on the inner wall of the purification furnace (1) near the screen (8), and a sealing strip (11) is inserted into the first opening (10).

3. The aluminum liquid purification device as claimed in claim 2, wherein the purification member (5) comprises a baffle (12) fixedly connected to the inner wall of the purification furnace (1), the first ceramic filter (9) is located above the baffle (12), a plurality of alumina balls (13) are placed at the upper end of the baffle (12), a second opening (14) which is communicated with the baffle (12) up and down is arranged at the center of the baffle (12), and a second ceramic filter (15) is fixedly installed in the second opening (14).

4. The aluminum liquid purification apparatus as claimed in claim 3, wherein a nitrogen generator (16) is fixedly connected to the left side wall of the purification furnace (1), a first connecting pipe (17) is connected to the outlet end of the nitrogen generator (16), the first connecting pipe (17) is arranged through the left inner wall of the purification furnace (1), and the end of the first connecting pipe (17) inside the purification furnace (1) is arranged close to the baffle (12).

5. An apparatus for purifying molten aluminum as defined in claim 3, wherein said circulating member (6) comprises a second connecting pipe (18) disposed on the inner wall of the purifying furnace (1) near the right side of the bottom and a circulating pump (19) fixedly connected to the side wall of the right end of the purifying furnace (1), respectively, said second connecting pipe (18) is disposed at the end outside the purifying furnace (1) and communicated with the input end of the circulating pump (19), said circulating pump (19) is disposed at the end communicated with the output end of the third connecting pipe (20), said third connecting pipe (20) is disposed at the end far from the circulating pump (19) and penetrates the inner wall of the purifying furnace (1) at the right side, and said third connecting pipe (20) is disposed at the end inside the purifying furnace (1) and above the baffle (12).

6. The aluminum liquid purification device as claimed in claim 5, wherein valves (21) are arranged on the liquid outlet pipe (7) and the second connecting pipe (18).