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Oil fume removal equipment

A technology of oil fume device and range hood, which is applied in the direction of oil fume removal, household heating, heating methods, etc., can solve the problems of outdoor environmental pollution, large air resistance, and motor consumption, and achieve good oil fume removal effect, small air resistance, The effect of less power consumption

Inactive Publication Date: 2006-03-22
国家环境保护总局南京环境科学研究所
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] At present, most restaurants and family kitchens are equipped with range hoods, but most of the existing range hoods are in-line type, which only discharge the cooking fumes in the kitchen directly to the outside, causing outdoor environmental pollution. Although some manufacturers produce The range hood also considers the application of filter and oil removal devices, but most of them are only installed at the air inlet of the range hood, and are fixed filter screens. The mesh is too small, which obviously increases the ventilation resistance, which will inevitably consume the power of the motor. Power consumption increases power consumption. On the other hand, the filter screen does not rotate, so the filter screen does not have the function of cutting, separating and removing oil fumes.
At present, the power of range hood motors on the market tends to increase. One of the reasons is that the air resistance after adding a filter is too large, so the motor power must be increased, but the noise of the whole machine is too large, which affects the indoor environment.

Method used

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Examples

Experimental program
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Embodiment Construction

[0014] see figure 1 , figure 2 A section of oil collecting sleeve 4 is set between the air outlet 2 and the exhaust pipe 3 of the existing mainstream range hood 1 in the market. The air outlet 2 of the range hood is connected, and an oil return hole is provided at the bottom of the oil collection groove ring 5 and is communicated with the oil collection cup 7 of the range hood through a conduit 6 . The inner wall of the oil-collecting casing 4 is fixedly connected with an outlet end bracket 8, on which an auxiliary motor 9 is installed, and the output end of the auxiliary motor 9 is connected to the wind wheel 10 or the rotating shaft of the filter element 11 through a movable transmission, and the other end of the rotating shaft of the filter element 11 is connected through a bearing. On the inlet end bracket 12 fixedly connected with the inner wall of the oil collecting casing 4 . The filter core 11 is preferably composed of 2-3 layers of radial spoke wire sheets, figure...

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Abstract

A cooker hood is composed of the basic cooker hood and an additional filter core which is composed of multiple filter net layer and is rotating synchronously with the blade wheel of oil soot exhauster. Said filter core can be arranged at inlet or outlet of oil soot exhauster. If it is arranged at outlet, it can be arranged in an oil collecting pipe between the outlet and the outlet pipe of oil soot exhauster and drive by a wind driven wheel, auxiliary motor, or the motor of cooker hood.

Description

technical field [0001] The invention relates to oil fume removal equipment in restaurants, family kitchens or other places with oil fumes, in particular to an oil fume removal device which can be used in conjunction with a range hood. Background technique [0002] At present, most restaurants and family kitchens are equipped with range hoods, but most of the existing range hoods are in-line type, which only discharge the cooking fumes in the kitchen directly to the outside, causing outdoor environmental pollution. Although some manufacturers produce The range hood also considers the application of filter and oil removal devices, but most of them are only installed at the air inlet of the range hood, and are fixed filter screens. The mesh is too small, which obviously increases the ventilation resistance, which will inevitably consume the power of the motor. On the other hand, the filter screen is not rotating, so the filter screen does not have...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F24C15/20B01D53/24B01D39/00
Inventor 徐亦钢
Owner 国家环境保护总局南京环境科学研究所
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