阅读说明：本技术 一种封闭性好易维护的无料钟炉顶装料设备进料部分 (Bell-less top charging equipment feeding part with good sealing performance and easy maintenance ) 是由 宾阳 梁洁 于 2019-11-20 设计创作，主要内容包括：本发明涉及金属冶炼技术领域,且公开了一种封闭性好易维护的无料钟炉顶装料设备进料部分,包括上料罐,所述上料罐的底部固定连接有下料罐,所述下料罐的右侧固定连接有密封阀箱,所述密封阀箱的内顶壁固定安装有动能装置,所述动能装置的左侧活动连接有机械臂,所述机械臂的顶部固定连接有封闭阀,所述封闭阀的右端固定安装有气囊,所述动能装置的底部固定安装有变气箱。该封闭性好易维护的无料钟炉顶装料设备进料部分,通过控制机械臂,将密封阀送至上料罐的底部,推拉臂随着转轴移动,推动活塞,将储气槽内的空气通过气管充入气囊,气囊胀大堵住上料罐的底部从而达到封闭性好的目的。(The invention relates to the technical field of metal smelting, and discloses a bell-less top charging equipment feeding part with good sealing performance and easy maintenance. According to the bell-less top charging equipment feeding part with good sealing performance and easy maintenance, the sealing valve is conveyed to the bottom of the charging bucket through the control mechanical arm, the push-pull arm moves along with the rotating shaft to push the piston, air in the air storage tank is filled into the air bag through the air pipe, and the air bag expands to block the bottom of the charging bucket, so that the purpose of good sealing performance is achieved.)

1. The utility model provides a bell-less top charging equipment feeding part that leakproofness is good easy to maintain, includes material loading jar (1), its characterized in that: the bottom of the feeding tank (1) is fixedly connected with a discharging tank (2), the right side of the discharging tank (2) is fixedly connected with a sealing valve box (3), the inner top wall of the sealing valve box (3) is fixedly provided with a kinetic energy device (4), the right side of the sealing valve box (3) is provided with a maintenance port (5), the left side of the kinetic energy device (4) is movably connected with a mechanical arm (6), the bottom of the mechanical arm (6) is fixedly provided with a rotating shaft (7), the top of the mechanical arm (6) is fixedly connected with a sealing valve (8), the right end of the sealing valve (8) is fixedly provided with an air bag (9), the bottom of the kinetic energy device (4) is fixedly provided with a transformer tank (10), the left end of the transformer tank (10) is fixedly connected with an air pipe (11), the surface of the transformer tank (10) is provided with a movable groove (12), and the right end of the rotating shaft (7, an air storage groove (14) is formed in the air change box (10), and a piston (15) is fixedly connected to one end, far away from the rotating shaft (7), of the push-pull arm (13).

2. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the feeding tank (1), the discharging tank (2) and the closed valve box (3) are the middle parts of bell-less top charging equipment.

3. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: and a rubber gasket is arranged in a gap between the maintenance port (5) and the closed valve box (3).

4. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the mechanical arm (6) is controlled by an external electric signal in a numerical control mode.

5. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the edge of the sealing valve (8) is stepped.

6. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the sealing valve (8) can rotate around the mechanical arm (6).

7. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the air bag (9) is connected with an air pipe (11).

8. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the position of the sealing valve box (3) is higher than the outlet of the blanking pot (2) and the bottom end of the blanking pot (2) inclines.

9. The bell-less top charging installation feed section of claim 1 which is well-enclosed and easy to maintain, wherein: the push-pull arm (13) penetrates through the interior of the air change box (10).

Technical Field

The invention relates to the technical field of metal smelting, in particular to a charging part of bell-less top charging equipment with good sealing performance and easy maintenance.

Background

The metal smelting is used to transform the metal in the compound state into the metal in the free state, so as to obtain the metal simple substance to process and manufacture various products. The most common method is iron making, steel can be almost universally used in production and manufacturing, and is an indispensable important resource, and the modern iron making process basically uses blast furnace iron making.

Blast furnace iron-making is to produce liquid pig iron continuously in the blast furnace, and bell-less top charging equipment is the most advanced blast furnace charging system in the prior art, the position of a sealing valve of bell-less top charging equipment in the market is in the middle, the above devices are required to be completely disassembled for maintenance, which is very inconvenient, and after long-time use, the air tightness is easy to deteriorate or even ineffective due to the damage of a material pipe orifice, so that a bell-less top charging equipment feeding part with good sealing performance and easy maintenance is provided.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the bell-less top charging equipment feeding part which has good sealing performance and is easy to maintain, has the advantages of good sealing performance and easy maintenance, and solves the problem that the existing product has poor air tightness and is difficult to maintain after long service time.

(II) technical scheme

In order to achieve the purpose of good sealing performance and easy maintenance, the invention provides the following technical scheme: a bell-less top charging equipment feeding part with good sealing and easy maintenance comprises a feeding tank, the bottom of the feeding tank is fixedly connected with a discharging tank, the right side of the discharging tank is fixedly connected with a sealing valve box, the inner top wall of the sealing valve box is fixedly provided with a kinetic energy device, the right side of the sealing valve box is provided with a maintenance port, the left side of the kinetic energy device is movably connected with a mechanical arm, the bottom of the mechanical arm is fixedly provided with a rotating shaft, the top of the mechanical arm is fixedly connected with a sealing valve, the right end of the closing valve is fixedly provided with an air bag, the bottom of the kinetic energy device is fixedly provided with an air changing box, the left end of the air change box is fixedly connected with an air pipe, the surface of the air change box is provided with a movable groove, the right end of the rotating shaft is fixedly connected with a push-pull arm, an air storage groove is formed in the air change box, and one end, far away from the rotating shaft, of the push-pull arm is fixedly connected with a piston.

Preferably, the feeding tank, the discharging tank and the closed valve box are the middle parts of the bell-less top charging equipment and are sealed spaces.

Preferably, a rubber gasket is arranged in a gap between the maintenance port and the closed valve box.

Preferably, the mechanical arm is numerically controlled by an external electric signal.

Preferably, the edge of the sealing valve is stepped, and the stepped shape disappears after the balloon is expanded.

Preferably, the sealing valve is rotatable about a robotic arm.

Preferably, the air bag is connected with the air pipe, and a channel is formed in the sealing valve.

Preferably, the position of the sealing valve box is higher than the outlet of the discharging tank, and the bottom end of the discharging tank is inclined.

Preferably, the push-pull arm passes through the interior of the gas change box.

(III) advantageous effects

Compared with the prior art, the invention provides the charging part of the bell-less top charging equipment with good sealing performance and easy maintenance, and the charging part has the following beneficial effects:

1. according to the bell-less top charging equipment feeding part with good sealing performance and easy maintenance, the sealing valve is conveyed to the bottom of the charging bucket through the control mechanical arm, the push-pull arm moves along with the rotating shaft to push the piston, air in the air storage tank is filled into the air bag through the air pipe, and the air bag expands to block the bottom of the charging bucket, so that the purpose of good sealing performance is achieved.

2. According to the bell-less top charging equipment feeding part with good sealing performance and easy maintenance, the sealing valve rotates by controlling the mechanical arm, the sealing surface is aligned to the bottom end of the charging bucket, numerical control is cancelled, the sealing valve can descend by gravity to block the port, the maintenance port is opened at the moment, and daily maintenance of the device can be carried out, so that the effect of convenient maintenance is achieved.

Drawings

FIG. 1 is a structural working diagram of the present invention;

FIG. 2 is a structural maintenance diagram of the present invention;

FIG. 3 is a left side view of the structure of the present invention;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is a partial enlarged view of the structure of the present invention.

In the figure: 1-feeding tank, 2-discharging tank, 3-sealing valve box, 4-kinetic energy device, 5-maintenance port, 6-mechanical arm, 7-rotating shaft, 8-sealing valve, 9-air bag, 10-air changing box, 11-air pipe, 12-movable groove, 13-push-pull arm, 14-air storage groove and 15-piston.

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. 1-5, a bell-less top charging equipment feeding part with good sealing performance and easy maintenance comprises a feeding tank 1, wherein the bottom of the feeding tank 1 is fixedly connected with a discharging tank 2, the right side of the discharging tank 2 is fixedly connected with a sealing valve box 3, the feeding tank 1, the discharging tank 2 and the sealing valve box 3 are middle parts of the bell-less top charging equipment and are sealing spaces, the position of the sealing valve box 3 is higher than the outlet of the discharging tank 2, the bottom end of the discharging tank 2 is inclined, feeding is convenient to fall, and the feeding cannot stay in the sealing valve box 3; a kinetic energy device 4 is fixedly arranged on the inner top wall of the sealing valve box 3 to provide energy for the mechanical arm 6, a maintenance port 5 is formed in the right side of the sealing valve box 3, a rubber gasket is arranged in a gap between the maintenance port 5 and the sealing valve box 3, the sealing performance of the device is guaranteed, and meanwhile, the condition of the inner device is convenient to check in daily maintenance; the left side of the kinetic energy device 4 is movably connected with a mechanical arm 6, and the mechanical arm 6 is controlled in a numerical control mode through an external electric signal to complete a preset action; the bottom of the mechanical arm 6 is fixedly provided with a rotating shaft 7, the top of the mechanical arm 6 is fixedly connected with a sealing valve 8, and the sealing valve 8 can rotate around the mechanical arm 6; the right end of the sealing valve 8 is fixedly provided with the air bag 9, the edge of the sealing valve 8 is in a step shape, the step shape disappears after the air bag 9 bulges, and a gap between the sealing valve 8 and the bottom end of the charging bucket 1 can be filled, so that the bulged air bag 9 can be filled even if the bottom end is damaged by the influence of feeding or has a scratch gap, and the sealing performance of the device is ensured; the bottom of the kinetic energy device 4 is fixedly provided with an air box 10, the left end of the air box 10 is fixedly connected with an air pipe 11, the air bag 9 is connected with the air pipe 11, and a channel is arranged in the sealing valve 8; the surface of the gas change box 10 is provided with a movable groove 12, the right end of the rotating shaft 7 is fixedly connected with a push-pull arm 13, the inside of the gas change box 10 is provided with a gas storage groove 14, and the push-pull arm 13 penetrates through the inside of the gas change box 10; one end of the push-pull arm 13 far away from the rotating shaft 7 is fixedly connected with a piston 15, and the piston 15 moves in the air storage tank 14 to enable the air bag 9 to contract and expand.

The working principle is as follows: because the blast furnace is required to be always positioned in a closed space, each section of the blast furnace is an independently controllable closed space, the kinetic energy device 4 is operated, the mechanical arm 6 starts to operate, the sealing valve 8 is moved to the bottom of the charging bucket 1 from the sealing valve box 3, the rotating shaft 7 moves along with the mechanical arm 6, the rotating shaft 7 pulls the push-pull arm 13 to move, the right end of the push-pull arm 13 moves in the movable groove 12 on the air change box 10, the piston 15 is forced to move leftwards in the air storage groove 14 to extrude the gas inside, the gas enters the air bag 9 on the sealing valve 8 through the air pipe 11, the air bag 9 expands and is attached to the inner wall of the charging bucket 1, even if the inner wall is damaged or scratched, the inner wall can be covered, so that the integral sealing performance of the device is ensured, when iron-making raw materials need to be supplemented, the materials enter the charging bucket 1, the top of the charging, the rotating shaft 7 drives the push-pull arm 13 to move reversely, the piston 15 moves along with the push-pull arm to draw the gas in the air bag 9 back to the gas storage tank 14, and the sealing valve 8 is separated from the charging bucket 1 and returns to the sealing valve box 3; when equipment needs to be maintained, the mechanical arm 6 controls the sealing valve 8 to rotate along the rotating shaft 7, the sealing surface faces downwards to the outlet of the discharging tank 2, numerical control is relieved at the moment, the control valve 8 falls by gravity to block the outlet, the maintenance port 5 can be opened, the internal device is maintained, the upper device does not need to be moved away, the equipment below does not need to be stopped, and after maintenance is completed, the equipment can be controlled by operating the mechanical arm 6 again.

In summary, the bell-less top charging equipment feeding part with good sealing performance and easy maintenance, 1, the bell-less top charging equipment feeding part with good sealing performance and easy maintenance, controls the mechanical arm 6 to send the sealing valve 8 to the bottom of the charging bucket 1, the push-pull arm 13 moves along with the rotating shaft 7 to push the piston 15, air in the air storage tank 14 is filled into the air bag 9 through the air pipe 11, and the air bag 9 is expanded to block the bottom of the charging bucket 1, so that the purpose of good sealing performance is achieved; by controlling the mechanical arm 6, the sealing valve 8 rotates, the sealing surface is aligned with the bottom end of the blanking tank 2, numerical control is cancelled, the sealing valve 8 can descend under the action of gravity to block the port, and at the moment, the maintenance port 5 is opened, so that the daily maintenance of the device can be carried out, and the effect of convenient maintenance is achieved.

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.