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Spiral kickoff device

A pusher and screw technology, which is applied in the field of conveying devices, can solve problems such as insufficient combustion of fluidized bed boilers, difficulty in ensuring logistics uniformity, and secondary air pollution, so as to avoid secondary pollution, heat loss, and blockage , to avoid the effect of outflow

Inactive Publication Date: 2010-11-17
ZHEJIANG ZOKSEN ENVIRO ENERGY EQUIP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The purpose of the present invention is to provide a screw feeder, which can effectively solve the problem that the existing conveying device is easy to block due to bridging at the boiler inlet when conveying entangled materials such as biomass and garbage, and it is difficult to ensure the uniformity of the material flow during the material conveying process. It leads to insufficient combustion of the fluidized bed boiler, and then generates positive pressure in the boiler furnace, causing secondary pollution of the air, and causing a large loss of heat energy

Method used

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Examples

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Embodiment Construction

[0017] like figure 1 and figure 2 Shown, be the screw feeder of the present invention, comprise casing 1 and drive device 2, drive device 2 comprises reduction motor 21, small tooth sprocket 22, large tooth sprocket 23 and transmission shaft 25, the output shaft of reduction motor 21 Connect the small tooth sprocket 22 to drive the small tooth sprocket 22 to rotate, the small tooth sprocket 22 and the large tooth sprocket 23 are connected by the sleeve roller chain 24, that is, the small tooth sprocket 22 drives the large tooth sprocket 23 to rotate, the large tooth sprocket 22 The toothed sprocket 23 is connected to the transmission shaft 25 to drive the transmission shaft 25 to rotate, so that the transmission shaft 25 drives the screw mechanism 3 to rotate. The drive shaft 25 is radially connected to the screw adjusting device 5, the screw adjusting device 5 includes a screw screw 51, the casing 1 is provided with a slide rail 53, the bearing seat 52 of the drive shaft 25...

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Abstract

The invention discloses a spiral kickoff device, comprising a casing and a drive device, a charging open is arranged at one side of the casing, a discharging open is arranged at the bottom of the casing, a spiral mechanism for kickoff is arranged in the casing, the drive device drives the spiral mechanism to rotate, so the materials is flowed into the charging open, the drive device comprises a decelerating motor, a pinion sprocket wheel, a bull-gear sprocket wheel and a drive shaft, the output shaft of the decelerating motor is connected with the pinion sprocket wheel, the pinion sprocket wheel and the bull-gear sprocket wheel are connected by a sleeve roller chain, the bull-gear sprocket wheel is connected with a drive shaft to drive the spiral mechanism to rotate, the spiral mechanism comprises a rotating cylinder and a plurality of spiral leaves fixedly connected with the outer wall of the rotating cylinder, the spiral leaves are arranged in the left-right symmetric way. The invention can effectively avoid the block of the material, improve the burning efficiency of the boiler, the spiral kickoff device always provides the declivous force for the material in the running process and promotes the materials to flow into the hearth of the boiler, in addition, the casing flange of the kickoff device is connected with the flange of the charging open of the boiler, thus avoiding the secondary pollution of the air and the loss of the heat energy.

Description

technical field [0001] The invention relates to a conveying device mainly applied to entangled materials such as biomass and garbage. Background technique [0002] Screw feeder is a conveying device used in conjunction with chain conveyor or screw conveyor, which is mainly used for conveying winding materials such as biomass and garbage. Usually, when the chain conveyor or screw conveyor transports the material to the boiler inlet, it relies on the self-weight of the material to fall into the furnace along the boiler feed chute for combustion. Due to the low density of the material and its strong entanglement, it is very easy to block the boiler inlet due to bridging. Therefore, it is difficult for the chain conveyor or screw conveyor to ensure the uniformity of the material flow during the material transportation process, resulting in fluidized bed boilers Insufficient combustion will generate positive pressure in the boiler furnace, and the flue gas in the furnace will le...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F23K3/00
Inventor 钱尧翎
Owner ZHEJIANG ZOKSEN ENVIRO ENERGY EQUIP