Accurate argon conveying control device

Abstract

The utility model discloses an accurate argon conveying control device, relates to the technical field of argon protection, and aims to solve the problems that the argon conveying form cannot be adjusted according to the requirements of a user because argon is conveyed into a smelting furnace by most of the conventional argon conveying control devices through a spray head, so that the argon cannot be conveyed into the smelting furnace after the argon is conveyed into the smelting furnace. The molten manganese smelting furnace comprises a smelting furnace body internally provided with a ladle and a furnace cover hinged to the top of the smelting furnace body, a plurality of through holes are formed in the top end of the furnace cover in an annular array mode, and a flow dividing pipeline installed in the through holes is fixedly arranged in the center of the top end of the furnace cover; according to the argon protection device, the annular spiral argon flow beam is formed, so that argon is distributed at the liquid level in a spiral mode after making contact with the liquid level of liquid manganese, and the argon protection effect during metal manganese ingot machining is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to argon protection technical field more specifically, relate to a kind of argon precision delivery control device. BACKGROUND

[0002] Currently, in the process of preparing low argon manganese ingot using argon, it has higher requirements for the purity of argon, the ventilation rate and the amount of argon, and the process control is difficult, so people usually use argon delivery control device to complete the introduction of argon.

[0003] The argon delivery control device in the prior art is usually used to deliver argon to the smelting furnace through the spray head, and cannot adjust the form of argon delivery according to the needs of the user, so that after the argon is delivered to the smelting furnace, it cannot efficiently protect the liquid manganese. UTILITY MODEL CONTENT

[0004] The utility model aims to overcome the shortcomings of the prior art, meet the needs of reality, and provide an argon precision delivery control device to solve the technical problem that the current argon delivery control device is usually used to deliver argon to the smelting furnace through the spray head, and cannot adjust the form of argon delivery according to the needs of the user, so that after the argon is delivered to the smelting furnace, it cannot efficiently protect the liquid manganese.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: an argon precision delivery control device, comprising a smelting furnace with a ladle inside and a furnace cover hingedly installed on the top of the smelting furnace;

[0006] The top end of the furnace cover is provided with a plurality of through holes in a ring array, and a shunt pipeline is fixedly arranged in the through holes at the center of the top end of the furnace cover, and the bottom end of the furnace cover is provided with a plurality of grooves corresponding to the through holes in a ring array;

[0007] One end of the shunt pipeline extending into the grooves is fixedly installed with a high-pressure ejection mechanism for limiting the form of argon introduction, the high-pressure ejection mechanism comprises a circulation forming core and a circulation restriction assembly arranged on the top of the outer edge surface of the circulation forming core for forming a ring-shaped argon flow beam, the outer edge surface of the circulation forming core is provided with a plurality of spiral guide vanes for guiding the spiral flow of the ring-shaped argon flow beam at the bottom end of the outer edge surface in a ring structure, and the top of the outer edge surface of the circulation forming core is provided with a plurality of circulation restriction assemblies in a ring array.

[0008] The utility model discloses a split pipeline cooperation several high pressure spouts mechanism provides argon protection for smelting furnace, through the split pipeline to several high pressure spouts mechanism in -transport argon, through the circulation constraint component cooperation circulation formation core restricts the flow of argon, to form annular argon flow bundle, and when annular argon flow bundle flows through several spiral guide vane, further spiral forward, from this form annular spiral argon flow bundle, and further make argon contact liquid manganese liquid level, hindered and under the action of subsequent annular spiral argon flow bundle, spiral in the liquid level distribution, effectively improve the argon protection effect when the manganese ingot of metal manganese processing.

[0009] Preferably, the circulation constraint component includes a housing fixed on the several, one end of the housing is provided with a plurality of constraint pieces articulatedly connected with the housing in annular array, and a hinge seat is formed at the center of one side of the constraint piece.

[0010] Preferably, a rotating ring is rotatably arranged on the outer edge surface of the housing, and a plurality of shaft rods are annularly arranged on the outer edge surface of the housing towards the side of the constraint piece.

[0011] Preferably, a transmission structure is rotatably arranged on the outer edge surface of each of the shaft rods, and the two ends of the transmission structure are respectively articulatedly connected to the rotating ring and the hinge seat.

[0012] Preferably, the transmission structure includes a V-shaped transmission arm rotatably arranged on the outer edge surface of the shaft rod, and two ends of the V-shaped transmission arm are respectively articulatedly connected with a connecting rod B and a connecting rod C, one end of the connecting rod B is articulatedly connected with the constraint piece, and one end of the connecting rod C is articulatedly connected with the hinge seat.

[0013] Preferably, a driving mechanism is fixedly arranged on one side of the outer edge surface of the housing, and one end of the driving mechanism is articulatedly connected with the outer edge surface of the rotating ring.

[0014] Preferably, the driving mechanism includes a rudder motor fixedly arranged on one side of the housing, and a driving arm is fixedly mounted on the driving end of the rudder motor, one end of the driving arm is articulatedly connected with a connecting rod A, and one end of the connecting rod A away from the driving arm is articulatedly connected with the outer edge surface of the constraint piece.

[0015] Preferably, the split pipeline includes a split housing fixedly arranged at the center of the top end of the furnace cover, an input pipe is connected at the center of the top end of the split housing, a plurality of output pipes are annularly connected at the top end of the split housing, and one end of the output pipe inserted into the groove through the through hole is fixedly connected with the housing.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] 1. The utility model discloses a shunt pipeline cooperates with several high pressure spouts and provides argon protection for smelting furnace, after the shunt pipeline transports argon to several high pressure spouts, through the circulation constraint component cooperation circulation formation core, the flow of argon is restricted to form annular argon flow, and when the annular argon flow passes through several spiral guide vanes, further spiral forward, from this, form annular spiral argon flow, and then make argon contact liquid manganese liquid level, hindered and under the action of subsequent annular spiral argon flow, spiral distribution at liquid level, effectively improve the argon protection effect when the metal manganese ingot is processed.

[0018] 2. The utility model discloses still through circulation constraint component cooperation circulation formation core realizes the further restriction of annular spiral argon flow, when needing to further restrict annular spiral argon flow, through the steering wheel drive driving arm rotation, and then through connecting rod A pull constraint piece rotates on the shell, to drive the V type transmission arm that is provided with connecting rod B and connecting rod C through the constraint piece, to pull the contraction of the several constraint pieces that are arranged on the shell, to make the annular spiral argon flow that passes between the shell and circulation formation core further restrict under the contraction of several constraint pieces, to according to the need of user, through the flow of narrowing and improve the flow velocity of annular spiral argon flow. ACCURACY OF DRAWINGS

[0019] Figure 1 It is the whole structure schematic diagram of the utility model;

[0020] Figure 2 It is the internal structure schematic diagram of the utility model;

[0021] Figure 3 It is the sectional view of shunt pipeline, furnace cover and several high pressure spouts in the utility model in cooperation state;

[0022] Figure 4 It is the structure schematic diagram of high pressure spout in the utility model;

[0023] Figure 5 It is the partial structure schematic diagram of circulation constraint component in the utility model.

[0024] Mark explanation in drawing:

[0025] 1, smelting furnace; 101, ladle; 2, furnace cover; 201, groove; 3, shunt pipeline; 301, shunt shell; 302, input pipe; 303, output pipe; 4, high-pressure injection mechanism; 401, circulation forming core; 402, spiral guide vane; 404, support rib; 5, circulation constraint assembly; 501, shell; 502, constraint piece; 503, rotating ring; 504, shaft; 505, steering engine; 506, drive arm; 507, connecting rod A; 508, V-shaped transmission arm; 509, connecting rod B; 510, connecting rod C; 511, hinged seat. DETAILED DESCRIPTION

[0026] As Figures 1 to 5 shown, the utility model relates to a kind of argon accurate delivery control device, including the smelting furnace 1 with the ladle 101 in the inside and the furnace cover 2 being hingedly installed at the top of smelting furnace 1;

[0027] The top of the furnace cover 2 is provided with a plurality of through holes in annular array, and the center of the top of the furnace cover 2 is fixedly provided with a shunt pipeline 3 installed in the plurality of through holes, the bottom of the furnace cover 2 is provided with a plurality of recesses 201 in annular array, one end of the shunt pipeline 3 extending into the plurality of recesses 201 is fixedly installed with a high-pressure injection mechanism 4 for limiting the form of argon inlet, the high-pressure injection mechanism 4 includes a circulation forming core 401 and a circulation constraint assembly 5 provided on the top of the outer edge surface of the circulation forming core 401 for forming annular argon flow beam, the outer edge surface of the bottom of the circulation forming core 401 is annularly provided with a plurality of spiral guide vanes 402 for guiding the spiral flow of annular argon flow beam, and the top of the outer edge surface of the circulation forming core 401 is annularly arrayed with a plurality of 403 fixedly connected with the circulation constraint assembly 5, the shunt pipeline 3 cooperates with a plurality of high-pressure injection mechanisms 4 to provide argon protection for the smelting furnace 1, after the shunt pipeline 3 delivers argon into a plurality of high-pressure injection mechanisms 4, the circulation constraint assembly 5 cooperates with the circulation forming core 401 to constrain the flow of argon to form annular argon flow beam, and when the annular argon flow beam passes through a plurality of spiral guide vanes 402, it further spirally moves, thus forming annular spiral argon flow beam, which makes the argon contact the liquid surface of liquid manganese, and is hindered to be distributed in spiral at the liquid surface under the action of subsequent annular spiral argon flow beam, effectively improving the argon protection effect during the processing of manganese ingot.

[0028] In the embodiment of the utility model, the circulation constraint assembly 5 includes the casing 501 fixed on the plurality of 403, one end of casing 501 is provided with a plurality of constraint sheet 502 hinged connection with the casing 501 in annular array, and the side center of constraint sheet 502 is structured with hinged seat 511, the outer edge surface of casing 501 is rotationally provided with rotating ring 503, and the outer edge surface of casing 501 is annular array structured with a plurality of shaft rods 504 towards the side of constraint sheet 502, a plurality of the outer edge surface of shaft rod 504 is rotationally provided with transmission structure, and the both ends of transmission structure are hinged connection rotating ring 503 and hinged seat 511 respectively, the transmission structure includes V-shaped transmission arm 508, V-shaped transmission arm 508 is rotationally arranged on the outer edge surface of shaft rod 504, and the both ends of V-shaped transmission arm 508 are hingedly installed link B 509 and link C 510 respectively, one end of link B 509 is hingedly connected with constraint sheet 502, and one end of link C 510 is hingedly connected with hinged seat 511, the outer edge surface one side of casing 501 is fixedly provided with drive mechanism, and one end of drive mechanism is hingedly connected with the outer edge surface of rotating ring 503, the drive mechanism includes steering gear 505 fixed on one side of casing 501, and the drive end of steering gear 505 is fixedly installed with driving arm 506, one end of driving arm 506 is hingedly connected with link A 507, and the end of link A 507 away from driving arm 506 is hingedly connected with the outer edge surface of constraint sheet 502, through the cooperation of circulation constraint assembly 5 and circulation forming core 401, the further constraint of annular spiral argon gas flow bundle is realized, when further constraint is needed for annular spiral argon gas flow bundle, steering gear 505 drives driving arm 506 to rotate, and then link A 507 pulls constraint sheet 502 to rotate on casing 501, so that V-shaped transmission arm 508 driven by constraint sheet 502 is rotated, link B 509 and link C 510 are pulled to contract a plurality of constraint sheets 502 arranged on casing 501, so that the annular spiral argon gas flow bundle flowing between casing 501 and circulation forming core 401 is further constrained under the contraction of a plurality of constraint sheets 502, so that the flow rate of annular spiral argon gas flow bundle is improved by reducing the flow according to the needs of the user.

[0029] In the embodiment of the utility model, the shunt pipeline 3 includes the shunt shell 301 fixedly arranged at the top center of furnace cover 2, the center of the top of shunt shell 301 is connected with input pipe 302, the top of shunt shell 301 is annular array and is connected with a plurality of output pipes 303, and the end of output pipe 303 inserted into recess 201 through through hole is fixedly connected with casing 501.

[0030] Working principle: the embodiment provides a kind of argon precise conveying control device, when smelting furnace 1 is heated to metal manganese, argon is respectively conveyed into several output tubes 303 by the input pipe 302 being equipped with shunt shell 301, to be conveyed into the shell 501 by the output tube 303, the flow of argon is restrained by shell 501 cooperation circulation forming core 401, to form annular argon beam, and when annular argon beam flows through several spiral guide vanes 402, further spiral forward, from this form annular spiral argon beam, further make argon contact liquid manganese liquid level, hindered and under the action of subsequent annular spiral argon beam, it is distributed in spiral at liquid level, effectively improve the argon protection effect when the metal manganese ingot is processed, when needing to further restrain annular spiral argon beam, drive arm 506 is rotated by rudder 505, further, the constraint sheet 502 is rotated on the shell 501 by connecting rod A 507, to drive the V-shaped transmission arm 508 being equipped with connecting rod B 509 and connecting rod C 510 by the constraint sheet 502, to pull the constraint sheet 502 being arranged on the shell 501 shrink, to make the annular spiral argon beam that passes through between shell 501 and circulation forming core 401 is further restrained under the contraction of several constraint sheets 502, to improve the flow rate of annular spiral argon beam by reducing flow according to the needs of user.

[0031] The embodiments of the utility model discloses the preferable embodiment, but is not limited to this, the ordinary skill in the art, the spirit of the utility model is appreciated according to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. An argon precision delivery control device, characterized by, The smelting furnace (1) is internally provided with a ladle (101), and a furnace cover (2) is hingedly installed on the top of the smelting furnace (1); A plurality of through holes are arranged in an annular array at the top end of the furnace cover (2), and a shunt pipeline (3) is fixedly arranged at the center of the top end of the furnace cover (2) and arranged in the through holes. One end of the shunt pipeline (3) extending into the plurality of recesses (201) is fixedly provided with a high-pressure ejection mechanism (4) for limiting the form of argon gas inlet, the high-pressure ejection mechanism (4) comprises a circulation forming core (401) and a circulation restriction assembly (5) arranged on the top of the outer edge surface of the circulation forming core (401) for forming a ring-shaped argon gas flow beam, the outer edge surface of the circulation forming core (401) is annularly provided with a plurality of spiral guide vanes (402) for guiding the spiral flow of the ring-shaped argon gas flow beam, and the outer edge surface of the circulation forming core (401) is annularly arranged with a plurality of (403) fixedly connected with the circulation restriction assembly (5).

2. The argon precise delivery control device of claim 1, wherein, The circulation restriction assembly (5) comprises a shell (501) fixedly arranged on the plurality of (403), one end of the shell (501) is annularly arranged with a plurality of restriction pieces (502) hingedly connected with the shell (501), and the center of one side of the restriction piece (502) is provided with a hinge seat (511).

3. The argon precision delivery control device of claim 2, wherein, A rotating ring (503) is rotatably arranged on the outer edge surface of the shell (501), and a plurality of shaft rods (504) are annularly arranged on the side of the outer edge surface of the shell (501) facing the restriction piece (502).

4. The argon precision delivery control device of claim 3, wherein, The outer edge surface of the plurality of shaft rods (504) is rotatably provided with a transmission structure, and the two ends of the transmission structure are respectively hingedly connected to the rotating ring (503) and the hinge seat (511).

5. The argon precision delivery control device of claim 4, wherein, The transmission structure comprises a V-shaped transmission arm (508) rotatably arranged on the outer edge surface of the shaft rod (504), and the two ends of the V-shaped transmission arm (508) are respectively hingedly connected with a connecting rod B (509) and a connecting rod C (510), one end of the connecting rod B (509) is hingedly connected with the restriction piece (502), and one end of the connecting rod C (510) is hingedly connected with the hinge seat (511).

6. The argon precision delivery control device of claim 5, wherein, One end of the transmission structure is hingedly connected with the outer edge surface of the rotating ring (503).

7. The argon precision delivery control device of claim 6, wherein, The driving mechanism comprises a steering engine (505) fixedly arranged on one side of the shell (501), and a driving arm (506) is fixedly arranged on the driving end of the steering engine (505), one end of the driving arm (506) is hingedly connected with a connecting rod A (507), and one end of the connecting rod A (507) away from the driving arm (506) is hingedly connected with the outer edge surface of the restriction piece (502).

8. The argon precision delivery control device of claim 2, wherein, The shunt pipeline (3) includes a shunt shell (301) fixed at the top center of the furnace cover (2), the top center of the shunt shell (301) is connected with an input pipe (302), the top of the shunt shell (301) is connected with a plurality of output pipes (303) in a ring array, and one end of the output pipe (303) passing through the through hole and inserted into the groove (201) is fixedly connected with the shell (501).

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