加料密封罩排烟结构

Abstract

本实用新型涉及金属加工技术领域，涉及一种加料密封罩排烟结构。本实用新型的加料仓通过密封组件与加料口密封连接，加料仓底部的出料口与加料口相对设置，闸门机构控制加料口的启闭操作来对裂解室进行铝料添加，其可有效防止铝料裂解的热量向外扩散，提高加料闸门密封隔热效果，保证炉内温度，同时回烟管路将加料时溢出到加料仓的烟气排放至高温室内，可将裂解室溢出到加料仓的烟气转送至高温室或者裂解室内再次进行燃烧并将产生的热量再利用，既不污染环境，而且节约了能源，节省了成本。

Claims

1. A charging seal cover smoke exhaust structure, characterized by, include: It is applied to a multi-chamber furnace body, which is provided with a pyrolysis chamber and multiple high-temperature chambers. The pyrolysis chamber is connected to the high-temperature chambers, and a feeding port is provided on the pyrolysis chamber. A gate mechanism is provided on the feeding port, and the gate mechanism is used to control the opening and closing operation of the feeding port; A feeding mechanism is provided above the gate mechanism. The feeding mechanism includes a feeding bin and a sealing assembly. The sealing assembly is provided on the gate mechanism. The feeding bin is sealed to the feeding port through the sealing assembly, and the discharge port at the bottom of the feeding bin is opposite to the feeding port. A smoke exhaust mechanism is installed on the feeding hopper. The smoke exhaust mechanism includes a smoke exhaust pipe installed on the feeding hopper. A return smoke pipe is installed on the multi-chamber furnace body. The smoke exhaust pipe is connected to the high-temperature chamber through the return smoke pipe. The return smoke pipe is used to discharge the flue gas that overflows into the feeding hopper during feeding to the high-temperature chamber.

2. The charging seal cover smoke exhaust structure according to claim 1, wherein The return smoke pipeline includes a mounting frame, on which a return smoke fan is mounted. The return smoke fan is connected to the air inlet pipe, and the air outlet of the return smoke fan is connected to the air outlet pipe. The air outlet pipe is connected to the high-temperature room.

3. The charging seal cover smoke exhaust structure according to claim 2, wherein The air outlet duct includes a main pipe, which is connected to at least one branch pipe. The branch pipe is connected to the smoke inlet of the high-temperature room, and a pipe valve is installed on the branch pipe.

4. The charging seal cover smoke exhaust structure according to claim 2, wherein A fixed seat is provided on the free end of the air inlet pipe, and a connecting seat matching the fixed seat is provided on the exhaust pipe. The connecting seat and the fixed seat are connected by a sealing element.

5. The charging seal cover smoke exhaust structure according to claim 4, wherein The fixed base is provided with a fixed inclined surface, and the connecting base is provided with a connecting surface that matches the fixed inclined surface. The fixed inclined surface is inclined toward the feeding hopper.

6. The charging seal cover smoke evacuation structure of claim 1, wherein, The sealing assembly includes a sealing frame that covers the gate mechanism. The sealing frame has a connection port that matches the discharge port. A sealing bracket is provided on the edge of the connection port. At least one sealing ring is provided on the sealing bracket. A sealing protrusion is provided at the bottom of the feeding hopper. A sealing groove that matches the sealing protrusion is provided on the sealing ring. The sealing groove has a flared cross-section. The sealing protrusion is engaged with the sealing groove.

7. The smoke exhaust structure of the feeding and sealing hood as described in claim 6, characterized in that, A vibrator is installed at the bottom of the feeding hopper, and the vibrator is positioned opposite to the sealing protrusion.

8. The charging seal cover smoke exhaust structure according to claim 5, wherein The sealing element includes two sealing rings with the same or different diameters. Both the fixed inclined surface and the connecting surface are provided with sealing grooves. The two sealing rings are respectively set in the sealing grooves of the fixed inclined surface and the connecting surface. A guide rod is provided on the fixed inclined surface. A pin hole matching the guide rod is provided on the connecting surface. When the connecting seat is connected to the fixed seat, the two sealing rings abut or are staggered.

9. The charging seal cover smoke evacuation structure of claim 1, wherein, The gate mechanism includes a gate frame, with slide rails on both sides of the gate frame. Two sealing gates slide on the slide rails, with an insulation layer on each sealing gate. A sealing strip is provided on the edge of the feeding port. The sealing gates are driven by a drive assembly, which synchronously drives the two sealing gates to move relative to each other to open and close the feeding port.

10. The charging seal cover smoke exhaust structure according to claim 9, wherein, The driving assembly comprises a driving base arranged on the gate frame, a driving motor arranged on the driving base, a driven wheel arranged on the gate frame, the driving motor is in driving connection with the driving wheel, the driving wheel and the driven wheel are connected through a chain, and the chain is connected with the sealing gate.

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