阅读说明：本技术 一种钒厂回转窑用多级上料结构及其使用方法 (Multistage feeding structure for rotary kiln of vanadium plant and using method of multistage feeding structure ) 是由 向明勇 杨雪峰 曾江 陈源 霍振军 汤波 吴恒宇 于 2021-09-17 设计创作，主要内容包括：本发明公开了一种钒厂回转窑用多级上料结构及其使用方法,包括送料箱、驱动机构和称重机构,送料箱的内部安装有电机,电机的输出端固定连接有转杆,转杆的外侧固定连接有螺旋叶片,送料箱的顶部固定连接有箱体,箱体的内部转动连接有转轴,转轴的内部滑动连接有竖杆,箱体的顶部设置有用于使竖杆进行上下往复运动的驱动机构,送料箱的底部设置有用于对原料进行称量的称重机构,本发明通过设置的称重机构、螺旋叶片、电机和送料箱等结构可以对原料进行定量上料并进行称重,便于人们控制原料的重量,通过设置的驱动机构、竖杆和疏通杆等结构可以对出料管内的原料进行疏通,避免原料将出料管堵塞。(The invention discloses a multi-stage feeding structure for a rotary kiln of a vanadium plant and a using method thereof, and the multi-stage feeding structure comprises a feeding box, a driving mechanism and a weighing mechanism, wherein a motor is arranged in the feeding box, the output end of the motor is fixedly connected with a rotating rod, the outer side of the rotating rod is fixedly connected with a helical blade, the top of the feeding box is fixedly connected with a box body, the inner part of the box body is rotatably connected with a rotating shaft, a vertical rod is slidably connected in the rotating shaft, the top of the box body is provided with the driving mechanism for enabling the vertical rod to reciprocate up and down, and the bottom of the feeding box is provided with the weighing mechanism for weighing raw materials. Avoid the raw materials to block up the discharging pipe.)

1. The utility model provides a multistage feed structure is used to vanadium plant rotary kiln, includes pay-off case (5), actuating mechanism (8) and weighing mechanism (9), its characterized in that: the utility model discloses a material weighing device, including pay-off case (5), the internally mounted of pay-off case (5) has motor (4), the output fixedly connected with bull stick (14) of motor (4), the outside fixedly connected with helical blade (13) of bull stick (14), the top fixedly connected with box (1) of pay-off case (5), the inside rotation of box (1) is connected with pivot (18), the inside sliding connection of pivot (18) has montant (19), the top of box (1) is provided with and is used for making montant (19) carry out actuating mechanism (8) of up-and-down reciprocating motion, the bottom of pay-off case (5) is provided with and is used for weighing machine structure (9) that weigh the raw materials.

2. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 1, which is characterized in that: weighing mechanism (9) are including weighing case (91), the bottom fixedly connected with weighing case (91) of pay-off case (5), pneumatic cylinder (95) are installed to one side of weighing case (91), the output of pneumatic cylinder (95) just is located the inside fixedly connected with push pedal (97) of weighing case (91), the top fixed connection of push pedal (97) has horizontal baffle (96), one side symmetry fixedly connected with horizontal pole (98) of push pedal (97), the perpendicular baffle of one end fixedly connected with (99) of horizontal pole (98), the inside of weighing case (91) and the below that is located push pedal (97) are provided with pressure sensor (93), backup pad (94) are installed at the top of pressure sensor (93), the inner wall of weighing case (91) is provided with down hopper (92).

3. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 2, characterized in that: the driving mechanism (8) comprises two fixing rods (81), the top of the box body (1) is symmetrically and fixedly connected with the fixing rods (81), a working box (83) is fixedly connected between the two fixing rods (81), the inner part of the working box (83) is rotatably connected with a bidirectional screw rod (84), the outer side of the bidirectional screw rod (84) is symmetrically and threadedly connected with sliding blocks (82), the bottoms of the two sliding blocks (82) are rotatably connected with connecting rods (89), one end of each connecting rod (89) is rotatably connected with the top of a vertical rod (19), the outer side of the bidirectional screw rod (84) is fixedly connected with a first bevel gear (85) and a second bevel gear (86), the transmission rod (88) is rotatably connected inside the working box (83), and the top of the transmission rod (88) is fixedly connected with an incomplete bevel gear (87) which is in meshed connection with the first bevel gear (85) and the second bevel gear (86).

4. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 3, characterized in that: the equal fixedly connected with worm wheel (20) in the outside of pivot (18) and transfer line (88), the inside of dead lever (81) is rotated and is connected with worm (11) with worm wheel (20) complex, the outside fixedly connected with driven pulley (10) of worm (11), the outside fixedly connected with driving pulley (6) of transfer line (14), driving pulley (6) are connected with driven pulley (10) transmission through the belt.

5. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 4, which is characterized in that: the outer side of the rotating shaft (18) is fixedly connected with a stirring rod (7), and one end of the stirring rod (7) is fixedly connected with a scraper (17).

6. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 5, characterized in that: the bottom of box (1) is provided with discharging pipe (21), the outside of montant (19) and the inside fixedly connected with that is located discharging pipe (21) dredge pole (22), the top of box (1) is provided with inlet pipe (12), the below of lower hopper (92) is provided with band conveyer (16), the outside of band conveyer (16) is provided with delivery board (15).

7. The multistage feeding structure for the rotary kiln of the vanadium plant as claimed in claim 6, which is characterized in that: the bottom fixedly connected with support column (3) of pay-off case (5), one side of support column (3) is provided with control panel (2), motor (4), pressure sensor (93), pneumatic cylinder (95) and band conveyer (16) all with control panel (2) electric connection.

8. The use method of the multi-stage feeding structure for the rotary kiln of the vanadium plant as claimed in any one of claims 1 to 7, is characterized by comprising the following steps:

s1, when the material mixing box is used, raw materials enter the box body (1) from the feeding pipe (12), the motor (4) is started through the control panel (2), the motor (4) enables the rotating rod (14) to rotate, the rotating rod (14) enables the driving belt pulley (6) to rotate, the driving belt pulley (6) enables the driven belt pulley (10) to rotate through a belt, the driven belt pulley (10) enables the worm (11) to rotate, the worm (11) enables the two worm wheels (20) to rotate, the worm wheels (20) enable the rotating shaft (18) to rotate, the rotating shaft (18) enables the stirring rod (7) to rotate, the stirring rod (7) stirs the raw materials, and the raw materials are prevented from being accumulated in the box body (1);

s2, the worm wheel (20) enables the transmission rod (88) to rotate, the transmission rod (88) enables the incomplete bevel gear (87) to rotate, the incomplete bevel gear (87) is matched with the first bevel gear (85) and the second bevel gear (86) to enable the bidirectional screw rod (84) to rotate in a reciprocating mode, the sliding block (82) reciprocates along with the incomplete bevel gear, so that the vertical rod (19) reciprocates up and down, the vertical rod (19) drives the dredging rod (22) to move, the situation that the discharge pipe (21) is blocked by raw materials is avoided, the rotating rod (14) rotates to drive the spiral blades (13) to rotate, and the spiral blades (13) drive the raw materials to move;

s3, the raw materials are driven by a helical blade (13) to move to fall above a supporting plate (94), a pressure sensor (93) detects the weight of the raw materials on the supporting plate (94), when the required amount is reached, a hydraulic cylinder (95) is started, the hydraulic cylinder (95) pushes the raw materials to move through a push plate (97), the raw materials move to the upper side of a belt conveyor (16) through a blanking hopper (92), and the belt conveyor (16) feeds the raw materials and conveys the raw materials into the rotary kiln.

Technical Field

The invention relates to the technical field of rotary kilns, in particular to a multistage feeding structure for a rotary kiln of a vanadium plant and a using method thereof.

Background

The rotary kiln is a rotary calcining kiln, belongs to building material equipment, and can be divided into a cement kiln, a metallurgical chemical kiln and a lime kiln according to different treatment materials, wherein the metallurgical chemical kiln is mainly used for magnetizing and roasting lean iron ore in steel plants in the metallurgical industry; oxidizing and roasting chromium and nickel iron ores; roasting bauxite in a refractory material plant, roasting clinker in an aluminum plant and aluminum hydroxide; the chemical plant roasts class minerals such as chromium ore sand and chromium ore powder, the limekiln is used for roasting the active lime and the light-burned dolomite that steel plant, ferroalloy factory used, the rotary kiln need add the raw materials in the use, current loading attachment can only realize simple material loading function, can not weigh quantitative material loading to the raw materials, the people of not being convenient for control the volume of raw materials, the too much or too little condition of raw materials appears easily, cause the result of use of rotary kiln to reduce.

Disclosure of Invention

The invention aims to provide a multistage feeding structure for a rotary kiln of a vanadium plant and a using method thereof, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multistage feed structure is used to vanadium plant rotary kiln, includes pay-off case, actuating mechanism and weighing machine structure, the internally mounted of pay-off case has the motor, the output fixedly connected with bull stick of motor, the outside fixedly connected with helical blade of bull stick, the top fixedly connected with box of pay-off case, the inside rotation of box is connected with the pivot, the inside sliding connection of pivot has the montant, the top of box is provided with the actuating mechanism who is used for making the montant carry out up-and-down motion, the bottom of pay-off case is provided with the weighing machine who is used for weighing the raw materials and constructs.

As a preferable scheme of the invention, the weighing mechanism comprises a weighing box, the bottom of the feeding box is fixedly connected with the weighing box, one side of the weighing box is provided with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a push plate positioned in the weighing box, the top of the push plate is fixedly connected with a horizontal baffle, one side of the push plate is symmetrically and fixedly connected with a cross rod, one end of the cross rod is fixedly connected with a vertical baffle, a pressure sensor is arranged in the weighing box and below the push plate, the top of the pressure sensor is provided with a support plate, and the inner wall of the weighing box is provided with a blanking hopper.

As a preferred scheme of the invention, the driving mechanism comprises two fixed rods, the top of the box body is symmetrically and fixedly connected with the fixed rods, a work box is fixedly connected between the two fixed rods, the inside of the work box is rotationally connected with a bidirectional screw rod, the outer side of the bidirectional screw rod is symmetrically and threadedly connected with sliding blocks, the bottoms of the two sliding blocks are rotationally connected with connecting rods, one ends of the two connecting rods are rotationally connected with the top of a vertical rod, the outer side of the bidirectional screw rod is fixedly connected with a first bevel gear and a second bevel gear, the inside of the work box is rotationally connected with a transmission rod, and the top of the transmission rod is fixedly connected with an incomplete bevel gear which is meshed with the first bevel gear and the second bevel gear.

According to a preferable scheme of the invention, worm gears are fixedly connected to the outer sides of the rotating shaft and the transmission rod, a worm matched with the worm gears is rotatably connected to the inner part of the fixed rod, a driven belt pulley is fixedly connected to the outer side of the worm, a driving belt pulley is fixedly connected to the outer side of the rotating rod, and the driving belt pulley is in transmission connection with the driven belt pulley through a belt.

As a preferable scheme of the present invention, an agitating rod is fixedly connected to an outer side of the rotating shaft, and a scraper is fixedly connected to one end of the agitating rod.

As a preferable scheme of the invention, a discharge pipe is arranged at the bottom of the box body, a dredging rod is fixedly connected to the outer side of the vertical rod and the inner part of the discharge pipe, a feed pipe is arranged at the top of the box body, a belt conveyor is arranged below the discharge hopper, and a conveying plate is arranged at the outer side of the belt conveyor.

As a preferable scheme of the invention, the bottom of the feeding box is fixedly connected with a supporting column, one side of the supporting column is provided with a control panel, and the motor, the pressure sensor, the hydraulic cylinder and the belt conveyor are all electrically connected with the control panel.

A use method of a multi-stage feeding structure for a rotary kiln of a vanadium plant comprises the following steps:

s1, when the material mixing machine is used, raw materials enter the box body from the feeding pipe, the motor is started through the control panel, the motor enables the rotating rod to rotate, the rotating rod enables the driving belt pulley to rotate, the driving belt pulley enables the driven belt pulley to rotate through a belt, the driven belt pulley enables the worm to rotate, the worm enables the two worm wheels to rotate, the worm wheels enable the rotating shaft to rotate, the rotating shaft enables the stirring rod to rotate, the stirring rod stirs the raw materials, and the raw materials are prevented from being accumulated in the box body;

s2, the worm wheel enables the transmission rod to rotate, the transmission rod enables the incomplete bevel gear to rotate, the incomplete bevel gear is matched with the first bevel gear and the second bevel gear to enable the bidirectional screw rod to rotate in a reciprocating mode, the sliding block moves in a reciprocating mode along with the incomplete bevel gear, accordingly, the vertical rod moves up and down in a reciprocating mode, the vertical rod drives the dredging rod to move, the situation that the discharging pipe is blocked by raw materials is avoided, the rotating rod rotates to drive the helical blades to rotate, and the helical blades drive the raw materials to move;

s3, the raw material is driven by the helical blade to move and fall above the supporting plate, the weight of the raw material on the supporting plate is detected by the pressure sensor, when the required amount is reached, the hydraulic cylinder is started, the hydraulic cylinder pushes the raw material to move through the push plate, the raw material moves to the upper part of the belt conveyor through the blanking hopper, and the belt conveyor feeds the raw material and conveys the raw material into the rotary kiln.

Compared with the prior art, the invention has the beneficial effects that: the quantitative weighing device can quantitatively feed and weigh raw materials through the arranged weighing mechanism, the spiral blades, the motor, the feeding box and other structures, so that people can conveniently control the weight of the raw materials, the raw materials in the discharging pipe can be dredged through the arranged driving mechanism, the vertical rod, the dredging rod and other structures, so that the discharging pipe is prevented from being blocked by the raw materials, the raw materials in the box can be stirred through the arranged rotating shaft, the scraper plate, the stirring rod and other structures, so that the raw materials are prevented from being accumulated in the box, meanwhile, the raw materials on the inner wall of the box can be scraped, the raw materials can be blocked through the arranged horizontal baffle, and the situation that the raw materials fall on the left side of the push plate when the push plate pushes the raw materials is avoided, so that the influence on the movement of the push plate is caused.

Drawings

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

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view taken at B of FIG. 1 in accordance with the present invention;

fig. 4 is a schematic structural diagram of the weighing mechanism of the present invention.

In the figure: 1. a box body; 2. a control panel; 3. a support pillar; 4. a motor; 5. a feeding box; 6. a drive pulley; 7. a stirring rod; 8. a drive mechanism; 81. fixing the rod; 82. a slider; 83. a work box; 84. a bidirectional screw rod; 85. a first bevel gear; 86. a second bevel gear; 87. an incomplete bevel gear; 88. a transmission rod; 89. a connecting rod; 9. a weighing mechanism; 91. a weighing box; 92. feeding a hopper; 93. a pressure sensor; 94. a support plate; 95. a hydraulic cylinder; 96. a horizontal baffle; 97. pushing the plate; 98. a cross bar; 99. a vertical baffle; 10. a driven pulley; 11. a worm; 12. a feed pipe; 13. a helical blade; 14. a rotating rod; 15. a conveying plate; 16. a belt conveyor; 17. a squeegee; 18. a rotating shaft; 19. a vertical rod; 20. a worm gear; 21. a discharge pipe; 22. and (4) dredging the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a multistage feed structure is used to vanadium plant rotary kiln, including pay-off box 5, actuating mechanism 8 and weighing machine construct 9, the internally mounted of pay-off box 5 has motor 4, motor 4's output end fixedly connected with bull stick 14, the outside fixedly connected with helical blade 13 of bull stick 14, helical blade 13 can carry the raw materials, the raw materials of suitable weight are selected to the people of being convenient for, the top fixedly connected with box 1 of pay-off box 5, the internal rotation of box 1 is connected with pivot 18, the internal sliding connection of pivot 18 has montant 19, the top of box 1 is provided with the actuating mechanism 8 that is used for making montant 19 carry out up-and-down reciprocating motion, the bottom of pay-off box 5 is provided with the weighing machine structure 9 that is used for weighing the raw materials.

The weighing mechanism 9 comprises a weighing box 91, the bottom of the feeding box 5 is fixedly connected with the weighing box 91, one side of the weighing box 91 is provided with a hydraulic cylinder 95, the output end of the hydraulic cylinder 95 is positioned in the push plate 97 fixedly connected with the inner part of the weighing box 91, the top of the push plate 97 is fixedly connected with a horizontal baffle 96, the horizontal baffle 96 can be used for blocking raw materials, the situation that the raw materials fall on the left side of the push plate 97 when the push plate 97 pushes the raw materials to cause influence on the movement of the push plate 97 is avoided, one side of the push plate 97 is symmetrically and fixedly connected with a cross rod 98, one end of the cross rod 98 is fixedly connected with a vertical baffle 99, the vertical baffle 99 can be used for blocking the raw materials, the situation that the raw materials are excessively high in accumulation and automatically fall into the blanking hopper 92 is avoided, a pressure sensor 93 is arranged in the weighing box 91 and below the push plate 97, the pressure sensor 93 can weigh the raw materials on the supporting plate 94, a supporting plate 94 is arranged at the top of the pressure sensor 93, the inner wall of the weighing box 91 is provided with a discharge hopper 92.

The driving mechanism 8 comprises two fixing rods 81, the top of the box body 1 is symmetrically and fixedly connected with the fixing rods 81, a working box 83 is fixedly connected between the two fixing rods 81, the inside of the working box 83 is rotatably connected with a bidirectional screw rod 84, the outer side of the bidirectional screw rod 84 is symmetrically and spirally connected with sliding blocks 82, the bottoms of the two sliding blocks 82 are respectively rotatably connected with a connecting rod 89, the connecting rods 89 can facilitate the sliding blocks 82 to drive the vertical rods 19 to move, one ends of the two connecting rods 89 are respectively rotatably connected with the top of the vertical rods 19, the outer side of the bidirectional screw rod 84 is fixedly connected with a first bevel gear 85 and a second bevel gear 86, the inside of the working box 83 is rotatably connected with a transmission rod 88, the top of the transmission rod 88 is fixedly connected with an incomplete bevel gear 87 which is respectively meshed and connected with the first bevel gear 85 and the second bevel gear 86, the incomplete bevel gear 87, the first bevel gear 85 and the second bevel gear 86 are matched to enable the bidirectional screw rod 84 to rotate in a reciprocating manner, thereby, the vertical rod 19 reciprocates up and down to dredge the raw material in the discharge pipe 21.

The worm wheel 20 is fixedly connected to the outer sides of the rotating shaft 18 and the transmission rod 88, the worm 11 matched with the worm wheel 20 is connected to the inner portion of the fixing rod 81 in a rotating mode, the driven belt pulley 10 is fixedly connected to the outer side of the worm 11, the driving belt pulley 6 is fixedly connected to the outer side of the rotating shaft 14, the driving belt pulley 6 is in transmission connection with the driven belt pulley 10 through a belt, the rotating shaft 14 and the worm 11 can rotate simultaneously due to the matching of the driving belt pulley 6 and the driven belt pulley 10, and the use of people is facilitated.

The outside fixedly connected with puddler 7 of pivot 18, puddler 7 can stir the raw materials, avoids the raw materials to pile up in box 1, and the one end fixedly connected with scraper blade 17 of puddler 7, scraper blade 17 can strike off the raw materials of box 1 inner wall.

The bottom of box 1 is provided with discharging pipe 21, the outside of montant 19 and the inside fixedly connected with who is located discharging pipe 21 dredge the pole 22, dredge the pole 22 can dredge the raw materials in discharging pipe 21, avoid the raw materials to block up discharging pipe 21, the top of box 1 is provided with inlet pipe 12, the below of lower hopper 92 is provided with band conveyer 16, band conveyer 16 can transport the raw materials in the rotary kiln, band conveyer 16's the outside is provided with delivery board 15.

The bottom fixedly connected with support column 3 of pay-off case 5, one side of support column 3 is provided with control panel 2, and control panel 2 can be used for controlling each equipment, makes things convenient for people to control, and motor 4, pressure sensor 93, pneumatic cylinder 95 and band conveyer 16 all with control panel 2 electric connection.

A use method of a multi-stage feeding structure for a rotary kiln of a vanadium plant comprises the following steps:

s1, when the material mixing machine is used, raw materials enter the box body 1 from the feeding pipe 12, the motor 4 is started through the control panel 2, the motor 4 enables the rotating rod 14 to rotate, the rotating rod 14 enables the driving belt pulley 6 to rotate, the driving belt pulley 6 enables the driven belt pulley 10 to rotate through a belt, the driven belt pulley 10 enables the worm 11 to rotate, the worm 11 enables the two worm wheels 20 to rotate, the worm wheels 20 enable the rotating shaft 18 to rotate, the rotating shaft 18 enables the stirring rod 7 to rotate, the stirring rod 7 stirs the raw materials, and the raw materials are prevented from being accumulated in the box body 1;

s2, the worm wheel 20 enables the transmission rod 88 to rotate, the transmission rod 88 enables the incomplete bevel gear 87 to rotate, the incomplete bevel gear 87 is matched with the first bevel gear 85 and the second bevel gear 86 to enable the bidirectional screw rod 84 to rotate in a reciprocating mode, the sliding block 82 moves in a reciprocating mode along with the bidirectional screw rod, the vertical rod 19 is enabled to move in an up-and-down reciprocating mode, the vertical rod 19 drives the dredging rod 22 to move, the situation that the discharge pipe 21 is blocked by raw materials is avoided, the rotating rod 14 rotates to drive the spiral blades 13 to rotate, and the spiral blades 13 drive the raw materials to move;

s3, the raw material is driven by the helical blade 13 to move and fall above the supporting plate 94, the pressure sensor 93 detects the weight of the raw material on the supporting plate 94, when the required amount is reached, the hydraulic cylinder 95 is started, the hydraulic cylinder 95 pushes the raw material to move through the push plate 97, the raw material moves to the upper side of the belt conveyor 16 through the blanking hopper 92, and the belt conveyor 16 feeds the raw material and conveys the raw material into the rotary kiln.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.