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Pipeline type ambient-temp. apparatus for drying longan

A room temperature drying, pipeline technology, applied in the direction of drying solid materials, local stirring dryers, and static materials dryers, etc., can solve the problems of intolerance to storage, cancer, and deterioration of longan flavor, and achieve excellent quality and flavor. The effect of easy drying operation

Inactive Publication Date: 2009-09-30
SICHUAN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The former will cause the smoky smell of dried longan, which will cause cancer after eating; the disadvantage of the latter is that the water in the nut flesh must pass through the barrier of the shell, and this crossing is a slow process, which will inevitably cause a lot of damage. Loss of electric energy, if the temperature is too high, the flavor of dried longan will be worse and not resistant to storage

Method used

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  • Pipeline type ambient-temp. apparatus for drying longan

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Embodiment Construction

[0017] The longan 6 to be dried is packed into diameter 1.0m, thickness 0.1mm, and length is in the polyethylene film tube 3 of 25m, and loading is 1 / 3 of the cross-sectional area of ​​film tube under the inflated state, and the entrance of film tube Use a binding rope 2 to tie the outlet of the fan 1, the power of the fan 1 is 0.5KW, and tie the outlet of the film tube to a hard outlet tube 4 with a length of 30cm and an inner diameter of 1 / 5 of the diameter of the film tube. The longan 6 is turned once every 3 hours. The method of turning is to use a long 1.5m, a diameter of 4cm, and a smooth spherical turning stick 5 at one end. The spherical end of the stick is horizontally inserted between the film tube and the ground. The point is at the centerline of the film tube, and the distance between the sticks is 1m. When turning, the outer ends of the sticks are lifted off the ground at an angle of 45°. After 7 days, the fan 1 is turned off, and the longan 6 is taken out.

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Abstract

A pipeline-type ordinary-temp drier for drying fresh longan features that a tubular plastic film is tied onto the exit of an ordinary-temp blower, the fresh longan fruits are loaded in said tubular plastic film, the exit of tubular plastic film is tied to a hard discharge pipe, and the stirring rods are arranged between said tubular plastic film and ground.

Description

1. Technical field [0001] The invention relates to longan drying technology, in particular to a method of placing longan in a pipeline and drying it by a fan. 2. Background technology [0002] Currently known longan artificial drying methods are fumigation roasting method and electric roasting method. The former will cause the smoky smell of dried longan, which will cause cancer after eating; the disadvantage of the latter is that the water in the nut flesh must pass through the barrier of the shell, and this crossing is a slow process, which will inevitably cause a lot of damage. The loss of electric energy, if the temperature is too high, the flavor of the dried longan will become poor and not resistant to storage. 3. Contents of the invention [0003] The purpose of this invention is to provide a kind of longan pipeline type normal temperature drying method, to solve the deficiency of above-mentioned drying method. [0004] The purpose of this invention is achieved in...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F26B9/10F26B3/06A23B7/028
Inventor 梁德富
Owner SICHUAN UNIV
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