Supergravity dust removal device

A dust removal device and supergravity technology, which are applied in the separation of dispersed particles, chemical instruments and methods, separation methods, etc., can solve the problems of large pressure loss, low dust removal and separation efficiency, and poor effect, and achieve small pressure loss and dust removal and separation efficiency. high, good effect

Pending Publication Date: 2020-06-26
成都市珑熙科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The technical problem to be solved and the technical task proposed by the present invention are to improve the existing technology and provide a supergravity dust removal device to solve the problems of large pressure loss, low dust separation efficiency and poor effect of the gas-solid separation device in the current technology

Method used

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  • Supergravity dust removal device
  • Supergravity dust removal device
  • Supergravity dust removal device

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] Such as figure 1 with figure 2 As shown, a supergravity dust removal device mainly includes a settling chamber 1, a main air duct 2 and a fan 4, one end of the main air duct 2 is an air inlet end 21, and the other end is an air outlet end 22. In this embodiment, The main ventilation channel 2 is divided into two parts along its axis: the forward air channel and the rear air outlet channel. The front and rear parts have an axial interval to form an annular dust outlet channel 3 covering the entire circumference of the main air channel 2. , and the caliber of the rear outlet air passage is slightly smaller than the caliber of the forward air passage, the fan 4 is arranged in the forward air passage, the axial direction of the fan 4 is along the axial direction of the main air passage 2, and the blower fan 4 is allowed to enter from the air inlet end 21 during work. The dust-laden gas not only performs centrifugal movement but also moves axially along the main air passag...

Embodiment 2

[0054] Such as image 3 As shown, the difference from Embodiment 1 is that the dust outlet flow channel 3 is a plurality of long slits set at intervals along the circumferential direction of the main air channel 2 on the wall surface of the main air channel 2, and the long slits The openings are evenly distributed in the circumferential direction of the main air passage 2, and the long slits are in a straight line along the axis of the main air passage 2. The long slits cover a certain length of the axis of the main air passage 2 and rotate along the main air passage 2. The dust ring moving forward can all enter the settling chamber 1 through the long slit to ensure the adequacy of dust removal;

[0055] Similarly, the dust outlet flow channel 3 is also provided with an adjustment assembly 5 for adjusting the opening of the dust outlet flow channel 3. The adjustment assembly 5 includes an annular adjustment ring 51 and a driving mechanism 52. The adjustment ring 51 is sleeved ...

Embodiment 3

[0060] like Figure 5 As shown, the difference from Embodiment 1 is that the supergravity dust removal device is a vertical structure, that is, the air inlet end 21 and the air outlet end 22 are arranged in the vertical direction, and the air inlet end 21 is located on the lower side of the settling chamber 1. The air outlet 22 is located on the upper side of the settling chamber 1, the secondary gas outlet 11 is coaxial with the air outlet 22 and is located above the air outlet 22, the axis of the main ventilation channel 2 is along the vertical direction, and the settling chamber 1 is supported by The structure is fixed, and the two sides of the lower part of the settling chamber 1 are respectively provided with cone buckets 12, and the bottom of the cone bucket 12 is provided with a dust discharge port 13. When the vertical structure is adopted, the dust outlet flow channel 3 is located in the middle area of ​​the settling chamber 1, so that the high dust-containing gas ent...

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Abstract

The invention discloses a supergravity dust removal device. The device comprises: a main ventilating duct with one end as an air inlet end and the other end as an air outlet end; a fan arranged in themain ventilating duct and used for enabling gas to do centrifugal motion and do axial motion along the main ventilating duct; a dust outlet flow channel formed in the circumferential wall surface ofthe main ventilating duct and positioned on one side of an air outlet direction of the fan; a sedimentation cavity communicated with the dust outlet flow channel and equipped with a dust outlet and asecondary gas outlet. According to the invention, a mode of first centrifugal separation and then sedimentation dust removal is adopted; the fan is used for conveying dusty gas along the axial direction and centrifuging the dusty gas at a high speed simultaneously, miscellaneous dust particles are gathered in a radial outer area to form high-dust-content gas, the high-dust-content gas enters the sedimentation cavity to be settled, good separation and dust removal effects are achieved, purified gas in a radial middle area is directly exhausted along the main ventilating duct, the pressure lossis small, the operation power consumption of the supergravity dust removal device is reduced, the dust removal separation efficiency is high, and the effect is good.

Description

technical field [0001] The invention relates to the technical field of gas-solid separation, in particular to a supergravity dust removal device. Background technique [0002] The traditional cyclone gas-solid separation uses the centrifugal force generated by the rotating dust-laden gas to separate the dust from the air flow. Due to the high speed of the rotating flow, the centrifugal force on the particles in the rotating air flow is much greater than the gravity. The particles removed from the dust-containing gas by cyclone gas-solid separation are much smaller than those removed by sedimentation or inertial force dust removal, and the dust removal effect is better. [0003] However, the pressure loss of the traditional cyclone gas-solid separation method is as high as 800-1500pa, which requires a large power consumption to work normally, and cannot separate and remove dust with a particle size of less than 5um. The dust concentration of the exhaust gas increases with the...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01D45/14B01D45/02
CPCB01D45/02B01D45/14
Inventor 肖仁旺杨银
Owner 成都市珑熙科技有限公司
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