阅读说明：本技术 一种低铝硅钙合金生产装置及工艺 (Low-aluminum-silicon-calcium alloy production device and process ) 是由 张中科 岳银锋 庞建军 郭建平 杜强 于 2019-10-15 设计创作，主要内容包括：本发明公开了一种低铝硅钙合金生产装置,包括反应炉、储存装置、上料装置、进料装置与捣炉机,所述进料装置固定安装在反应炉上表面的中心处,所述上料装置的固定安装在储存装置的下端且与储存装置相连通,所述上料装置的另一端与进料装置相连通,本装置通过上料装置与进料装置向反应炉内加料,并在反应炉内部旋转式插入连接有电极加热棒,使得电极加热棒深而稳地插入炉料中,能够有效的防止塌料刺火,以减小钙的挥发和保持反应区处于高温状态；再通过进料装置采用螺旋下料的方式进行物料的添加,能够使得加料均匀,增加料面透气性,同时通过捣炉机调整炉况反应,提高炉内高温还原效率；从而解决提高资源利用率,降低产品铝含量的目的。(The invention discloses a low-aluminum-silicon-calcium alloy production device, which comprises a reaction furnace, a storage device, a feeding device and a furnace pounding machine, wherein the feeding device is fixedly arranged at the center of the upper surface of the reaction furnace, the feeding device is fixedly arranged at the lower end of the storage device and communicated with the storage device, and the other end of the feeding device is communicated with the feeding device; the feeding device is used for adding materials in a spiral feeding mode, so that the materials can be uniformly fed, the air permeability of the material surface is increased, and meanwhile, the furnace condition reaction is adjusted through the furnace pounding machine, so that the high-temperature reduction efficiency in the furnace is improved; thereby solving the aims of improving the resource utilization rate and reducing the aluminum content of the product.)

1. A low aluminium-silicon-calcium alloy production device is characterized in that: the device comprises a reaction furnace (1), a storage device (2), a feeding device (3), a feeding device (4) and a furnace pounding machine, wherein the feeding device (4) is fixedly arranged at the center of the upper surface of the reaction furnace (1), the feeding device (3) is fixedly arranged at the lower end of the storage device (2) and communicated with the storage device (2), and the other end of the feeding device (2) is communicated with the feeding device (3).

2. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: reacting furnace (1) is furnace body (11) that the cavity form set up including one, fixed mounting has a plurality of electrode heating rod (12), a plurality of on the top lateral wall of furnace body (1) electrode heating rod (12) are the surrounding type setting about the inside axial lead of furnace body (11), a plurality of the upper end of electrode heating rod (12) all runs through the upper surface of furnace body (11) and upwards extends, a plurality of the lower extreme of electrode heating rod (12) all runs through the top inside wall of furnace body (1) and extends to in furnace body (11).

3. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: storage device (2) include one bin (21), bin (21) set up outside one side lateral wall of furnace body (11), equal fixedly connected with support column (22) of four corners department of bin (21) lower surface, a standing groove (23) has been seted up to the upper surface of bin (21), the tank bottom of standing groove (23) is trapezoidal setting.

4. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: the feeding device (3) comprises a conveying cylinder (31) with an opening at one end, the conveying cylinder (31) is fixedly installed in the wall of the lower end of the storage box (21), an opening is formed in the wall of the lower end of the conveying cylinder (31) in a penetrating mode, the conveying cylinder (31) is communicated with the placement groove (23) through the opening, a conveying rod (32) is rotatably connected to the inside of the conveying cylinder (31) through a bearing, one end of the conveying rod (32) penetrates through the corresponding cylinder wall of the conveying cylinder (31) and extends to the outside of the conveying cylinder (31), a first driving motor (33) is fixedly connected to the outer cylinder wall of the conveying cylinder (31) corresponding to the position of the conveying rod (32), one end, located outside the conveying cylinder (31), of the conveying rod (32) is fixedly connected to the output end of the first driving motor (33), and a conveying blade (34) which is spirally arranged is fixedly connected to the rod wall of the conveying rod (32) located inside the conveying cylinder (31) .

5. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: the feeding device (4) comprises a feeding cylinder (41) with an opening at the lower end, the feeding cylinder (41) is fixedly arranged at the center of the upper surface of the furnace body (11), the lower end opening of the feeding cylinder (41) is communicated with the furnace body (11), the center of the upper surface of the feeding cylinder (41) is rotationally connected with a rotating rod (42) through a bearing, the upper end of the rotating rod (42) penetrates through the upper surface of the feeding cylinder (41) and extends upwards, the lower end of the rotating rod (42) penetrates through the top end cylinder wall of the feeding cylinder (41) and extends downwards, a spiral feeding blade (43) is fixedly connected to the rod wall of the rotating rod (42) positioned in the feeding cylinder (41), the upper surface of the feeding cylinder (41) is fixedly connected with a second driving motor (44), and the upper end rod wall of a rotating rod (42) positioned outside the feeding cylinder (41) is fixedly connected to the output end of the second driving motor (44).

6. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: the artificial intelligence stoking machine is arranged on one side of the reaction furnace, the artificial intelligence stoking machine can be used for angle adjustment, and the highest adjustment angle is 45 degrees.

7. The low aluminum silicon calcium alloy production device according to claim 1, characterized in that: the controllable temperature in the reaction furnace (1) is 800-2500 ℃.

8. A production process of a low aluminum-silicon-calcium alloy is characterized by comprising the following steps: the raw materials comprise: 24.1% of lime, 55.8% of silica, 4.9% of semi-coke, 2.2% of silicon slag and 13% of electrode paste, and the preparation steps are as follows:

A. placing various raw materials in a placing groove (23) on a storage box (23), and simultaneously, the raw materials in the placing groove (23) enter an upper charging barrel (31) through an opening between the placing groove (23) and the upper charging barrel (31);

B. starting a first driving motor (33) and a second driving motor (44), wherein the first driving motor (33) drives a conveying blade (34) to rotate through a conveying rod (32), the raw materials in a placing groove (23) are conveyed upwards to a feeding cylinder (41), meanwhile, the second driving motor (44) drives a rotating rod (42) to rotate, the rotating rod (42) drives a feeding blade (43) to rotate, and the raw materials in the feeding cylinder (41) are uniformly conveyed into a reaction furnace (1) in a spiral blanking mode;

C. the raw materials uniformly enter the reaction furnace 1, so that the air permeability of the material surface is increased, and the electrode heating rod (12) is inserted and connected in the reaction furnace (1) in a rotating manner, so that the electrode heating rod (12) is deeply and stably inserted into the furnace body (11), and the raw materials in the reaction furnace (1) can be reacted;

D. when the reaction furnace (1) works, the stoking machine works on the reaction furnace (1) and adjusts the reaction condition in the furnace body (11).

The technical field is as follows:

the invention relates to the technical field of alloy production, in particular to a low-aluminum-silicon-calcium alloy production device and a low-aluminum-silicon-calcium alloy production process.

Background art:

a binary alloy consisting of silicon and calcium belongs to the field of ferroalloy. Its main components are silicon and calcium, and also contains impurities of iron, aluminium, carbon, sulfur and phosphorus, etc. with different quantities. The steel industry is used as calcium additives, deoxidizers, desulphurizers and denaturants for nonmetallic inclusions. The cast iron industry is used as an inoculant and denaturant.

The silicon-calcium alloy produced by the prior art has high aluminum content, and the utilization rate of resources is relatively low, and in order to improve the utilization rate of resources, the aluminum content in the alloy needs to be relatively low, so that a production process of the low aluminum-silicon-calcium alloy needs to be designed.

The invention content is as follows:

the invention aims to provide a low aluminum-silicon-calcium alloy production device and a low aluminum-silicon-calcium alloy production process for solving the problems that the aluminum content in a silicon-calcium alloy produced by the prior art is high, the resource utilization rate is low compared with the aluminum content in the silicon-calcium alloy produced by the prior art, and the aluminum content in the silicon-calcium alloy needs to be low in order to improve the resource utilization rate.

In order to solve the above problems, the present invention provides a technical solution:

the utility model provides a low aluminium-silicon-calcium alloy apparatus for producing, includes reacting furnace, storage device, loading attachment, feed arrangement and stoking machine, feed arrangement fixed mounting is in the center department of reacting furnace upper surface, loading attachment's fixed mounting is at storage device's lower extreme and is linked together with storage device, loading attachment's the other end is linked together with feed arrangement.

As a preferred technical scheme of the invention, the reaction furnace comprises a hollow furnace body, a plurality of electrode heating rods are fixedly arranged on the side wall of the top end of the furnace body, the plurality of electrode heating rods are arranged in a surrounding manner relative to the axial lead inside the furnace body, the upper ends of the plurality of electrode heating rods penetrate through the upper surface of the furnace body and extend upwards, and the lower ends of the plurality of electrode heating rods penetrate through the inner side wall of the top end of the furnace body and extend into the furnace body.

According to a preferable technical scheme of the invention, the storage device comprises a storage box, the storage box is arranged outside the side wall of one side of the furnace body, four corners of the lower surface of the storage box are fixedly connected with a support column, the upper surface of the storage box is provided with a placing groove, and the bottom of the placing groove is in a trapezoidal arrangement.

As a preferred technical scheme of the invention, the feeding device comprises a conveying cylinder with an opening at one end, the conveying cylinder is fixedly installed in the wall of the lower end of the storage box, the wall of the lower end of the conveying cylinder is provided with an opening in a penetrating manner, the conveying cylinder is communicated with the placement groove through the opening, a conveying rod is rotatably connected inside the conveying cylinder through a bearing, one end of the conveying rod penetrates through the corresponding cylinder wall of the conveying cylinder and extends to the outside of the conveying cylinder, the outer cylinder wall of the conveying cylinder at the position corresponding to the conveying rod is fixedly connected with a first driving motor, one end of the conveying rod, which is positioned outside the conveying cylinder, is fixedly connected to the output end of the first driving motor, and a conveying blade which is spirally arranged is fixedly connected to the wall of the conveying rod, which is positioned inside the conveying cylinder.

As a preferred technical scheme of the present invention, the feeding device includes a feeding cylinder with an opening at a lower end, the feeding cylinder is fixedly installed at a center of an upper surface of the furnace body, the opening at the lower end of the feeding cylinder is communicated with the furnace body, the center of the upper surface of the feeding cylinder is rotatably connected with a rotating rod through a bearing, an upper end of the rotating rod penetrates through the upper surface of the feeding cylinder and extends upward, a lower end of the rotating rod penetrates through a cylinder wall at a top end of the feeding cylinder and extends downward, a feeding blade in a spiral shape is fixedly connected to a rotating rod wall in the feeding cylinder, an upper surface of the feeding cylinder is fixedly connected with a second driving motor, and an upper end rod wall of the rotating rod outside the feeding cylinder is fixedly connected to an output end of the second driving motor.

As a preferred technical scheme, the artificial intelligent stoking machine is arranged on one side of the reaction furnace and can be used for angle adjustment, and the highest adjustment angle is 45 degrees.

As a preferable technical scheme of the invention, the controllable temperature in the reaction furnace is 800-2500 ℃.

A production process of a low aluminum-silicon-calcium alloy comprises the following raw materials: 24.1% of lime, 55.8% of silica, 4.9% of semi-coke, 2.2% of silicon slag and 13% of electrode paste, and the preparation steps are as follows:

A. placing various raw materials in a placing groove on a storage box, and simultaneously, feeding the raw materials in the placing groove into an upper charging barrel through an opening between the placing groove and the upper charging barrel;

B. starting a first driving motor and a second driving motor, wherein the first driving motor drives a conveying blade to rotate through a conveying rod, the raw materials in the placing groove are conveyed upwards into a feeding cylinder, meanwhile, the second driving motor drives a rotating rod to rotate, the rotating rod drives the feeding blade to rotate, and the raw materials in the feeding cylinder are uniformly conveyed into the reaction furnace in a spiral blanking mode;

C. the raw materials uniformly enter the reaction furnace, so that the air permeability of the material surface is increased, and the electrode heating rod is inserted and connected in the reaction furnace in a rotating manner, so that the electrode heating rod is inserted into the furnace body deeply and stably, and the raw materials in the reaction furnace can be reacted;

D. when the reaction furnace works, the furnace pounding machine works on the reaction furnace and adjusts the reaction condition in the furnace body.

The invention has the beneficial effects that: the device feeds materials into the reaction furnace through the feeding device and the feeding device, and the electrode heating rod is inserted and connected in the reaction furnace in a rotating mode, so that the electrode heating rod is deeply and stably inserted into furnace materials, the material collapse and the fire pricking can be effectively prevented, the volatilization of calcium is reduced, and the reaction area is kept in a high-temperature state; the feeding device is used for adding materials in a spiral feeding mode, so that the materials can be uniformly fed, the air permeability of the material surface is increased, and meanwhile, the furnace condition reaction is adjusted through the furnace pounding machine, so that the high-temperature reduction efficiency in the furnace is improved; thereby solving the aims of improving the resource utilization rate and reducing the aluminum content of the product.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial bottom view of the present invention;

FIG. 3 is a schematic top view of a portion of the present invention;

FIG. 4 is an enlarged schematic view of portion A of FIG. 1 according to the present invention;

fig. 5 is an enlarged structural view of a portion B of fig. 1 according to the present invention.

In the figure: 1. a reaction furnace; 11. a furnace body; 12. an electrode heating rod; 2. a storage device; 21. a storage tank; 22. a support pillar; 23. a placement groove; 3. a conveying device; 31. a delivery cartridge; 32. a conveying rod; 33. a first drive motor; 34. a conveying blade; 4. a feeding device; 41. feeding a material barrel; 42. rotating the rod; 43. a feed vane; 44. a second drive motor.

The specific implementation mode is as follows:

as shown in fig. 1 to 5, the following technical solutions are adopted in the present embodiment: the utility model provides a low aluminium silicon calcium alloy apparatus for producing, including reacting furnace 1, storage device 2, loading attachment 3, feed arrangement 4 and stoking machine, 4 fixed mounting of feed arrangement locate at the center of 1 upper surface of reacting furnace, the fixed mounting of loading attachment 3 is just linked together with storage device 2 at storage device 2's lower extreme, loading attachment 2's the other end is linked together with feed arrangement 3, place in storage device 2 through various raw materials, and through 3 material loading of loading attachment to feed arrangement 4 in, and in carrying to reacting furnace 1 through feed arrangement 4 with the raw materials is even, be convenient for produce low aluminium silicon calcium alloy.

Wherein, the reacting furnace 1 includes a furnace body 11 that is the setting of cavity form, and fixed mounting has a plurality of electrode heating rod 12 on the top lateral wall of furnace body 1, and a plurality of electrode heating rod 12 are the setting of encircleing form about the inside axial lead of furnace body 11, and the upper end of a plurality of electrode heating rod 12 all runs through the upper surface of furnace body 11 and upwards extends, and the lower extreme of a plurality of electrode heating rod 12 all runs through the top inside wall of furnace body 1 and extends to in the furnace body 11.

Wherein, storage device 2 includes a bin 21, and bin 21 sets up outside one side lateral wall of furnace body 11, and equal fixedly connected with support column 22 in four corners department of bin 21 lower surface, and a standing groove 23 has been seted up to the upper surface of bin 21, and the tank bottom of standing groove 23 is trapezoidal setting.

Wherein, loading attachment 3 includes a transport cylinder 31 that is one end opening setting, transport cylinder 31 fixed mounting is in the lower extreme wall of storage box 21, run through on the lower extreme wall of cylinder of transport cylinder 31 and seted up an opening, transport cylinder 31 is linked together through opening and standing groove 23, transport cylinder 31's inside is rotated through the bearing and is connected with a conveying rod 32, one of them one end of conveying rod 32 runs through transport cylinder 31's corresponding section of thick bamboo wall and extends to outside transport cylinder 31, a first driving motor 33 of fixedly connected with on the outer wall of transport cylinder 31 corresponding transport rod 32 position, the one end fixed connection that conveying rod 32 is located transport cylinder 31 is at the output of first driving motor 33, fixedly connected with a slice is the transport blade 34 that the heliciform set up on the conveying rod 32 pole wall that is located transport cylinder 31.

Wherein, feed arrangement 4 includes a feed cylinder 41 that is the setting of lower extreme opening, feed cylinder 41 fixed mounting is in the center department of furnace body 11 upper surface, feed cylinder 41's lower extreme opening is linked together with furnace body 11, the center department of feed cylinder 41 upper surface is connected with a dwang 42 through the bearing rotation, the upper surface that feed cylinder 41 was run through to the upper end of dwang 42 upwards extends, the lower extreme of dwang 42 runs through the top section of thick bamboo wall and the downwardly extending of feed cylinder 41, be the fixed feeding blade 43 that can be connected with a slice and be the heliciform setting on the dwang 42 pole wall that is located feed cylinder 41, the last fixed surface of feed cylinder 41 is connected with a second driving motor 44, the pole wall fixed connection is at the output of second driving motor 44 on the dwang 42 upper end that is located feed cylinder 41.

Wherein, artificial intelligence stoking machine sets up in one side of reacting furnace, and artificial intelligence stoking machine can carry out angle modulation, and the highest angle of regulation is 45.

Wherein the controllable temperature in the reaction furnace 1 is 800 ℃ to 2500 ℃.

A production process of a low aluminum-silicon-calcium alloy comprises the following raw materials: 24.1% of lime, 55.8% of silica, 4.9% of semi-coke, 2.2% of silicon slag and 13% of electrode paste, and the preparation steps are as follows:

A. placing various raw materials in the placement groove 23 on the storage bin 23 while the raw materials in the placement groove 23 enter the upper barrel 31 through an opening between the placement groove 23 and the upper barrel 31;

B. starting a first driving motor 33 and a second driving motor 44, wherein the first driving motor 33 drives a conveying blade 34 to rotate through a conveying rod 32, so as to convey the raw materials in the placing groove 23 upwards into the feeding cylinder 41, meanwhile, the second driving motor 44 drives a rotating rod 42 to rotate, the rotating rod 42 drives a feeding blade 43 to rotate, and the raw materials in the feeding cylinder 41 are uniformly conveyed into the reaction furnace 1 in a spiral blanking mode;

C. the raw materials uniformly enter the reaction furnace 1, so that the air permeability of the material surface is increased, and the electrode heating rod 12 is inserted and connected in the reaction furnace 1 in a rotary manner, so that the electrode heating rod 12 is deeply and stably inserted into the furnace body 11, and the raw materials in the reaction furnace 1 can be reacted;

D. while the reaction furnace 1 is in operation, the stoking machine operates the reaction furnace 1 to adjust the reaction condition inside the furnace body 11.

The using state of the invention is as follows: when the device is used, various raw materials are firstly placed in the placing groove 23 on the storage box 21, the first driving motor 33 and the second driving motor 44 are simultaneously started, the first driving motor 33 drives the conveying blades 34 to rotate through the conveying rod 32, the raw materials in the placing groove 23 are upwards conveyed into the feeding cylinder 41, meanwhile, the second driving motor 44 drives the rotating rod 42 to rotate, the rotating rod 42 drives the feeding blades 43 to rotate, the raw materials in the feeding cylinder 41 are uniformly conveyed into the reaction furnace 1 in a spiral blanking mode, so that uniform feeding can be realized, the air permeability of a material surface is increased, the electrode heating rod 12 is rotatably inserted and connected into the reaction furnace 1, the electrode heating rod 12 is deeply and stably inserted into the furnace body 11, material collapse and fire pricking can be effectively prevented, and the volatilization of calcium is reduced and a reaction area is kept in a high-temperature state; meanwhile, the furnace condition reaction is adjusted through a furnace pounding machine, so that the high-temperature reduction efficiency in the furnace is improved; thereby solving the aims of improving the resource utilization rate and reducing the aluminum content of the product.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.