Explosion-proof box type vacuum microwave drier and operation method

A vacuum microwave drying, box-type technology, which is used in drying solid materials, heating to dry solid materials, and no heating to dry solid materials, etc., can solve hidden dangers in operation, and does not consider the safety of materials containing flammable and explosive substances. It can prevent explosion, simple design and reasonable structure.

Active Publication Date: 2009-02-04
广州华圆制药设备科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The microwave rotary vacuum dryer disclosed in Chinese patent ZL200520069918.8 and the rotary microwave vacuum drying equipment disclosed in Chinese patent ZL200720031491.1 developed by the applicant both solve the problems encountered in the drying method of paste and pasty materials. problems, but did not consider the safety of materials that are not easy to dry and contain flammable and explosive substances during drying, and there are hidden dangers in the operation

Method used

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  • Explosion-proof box type vacuum microwave drier and operation method
  • Explosion-proof box type vacuum microwave drier and operation method
  • Explosion-proof box type vacuum microwave drier and operation method

Examples

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Effect test

Embodiment 1

[0019] Embodiment 1, see Fig. 1, 2, described explosion-proof box-type vacuum microwave drier, comprise vacuum cavity 1 and electrical control cabinet 9, microwave generator 6 and material turning device 14 are arranged in vacuum cavity 1, The vacuum chamber 1 communicates with the vacuum device 11 through a vacuum pipe, and is characterized in that: one side of the vacuum chamber 1 is provided with an inert gas inlet 51 and an inert gas outlet 52, and one part of the vacuum chamber 1 The inert gas inlet 51 at the lower side is connected with the inert gas generator 5; the oxygen detection device 7 is arranged in the vacuum cavity 1 .

[0020] The vacuum cavity 1 is also provided with a fire detection device 8 , a pressure relief valve 13 and a pressure sensor 15 . A blowing device 3 is provided on the vacuum cavity 1 . The vacuuming device 11 is connected with the first recycling station 41 , and the blowing device 3 is connected with the second recycling station 42 . The o...

Embodiment 2

[0028] Embodiment 2, see Fig. 3, described explosion-proof box-type vacuum microwave drier, compare with embodiment 1, the exterior of vacuum chamber 1 is provided with metal protective cover 2, there is no between vacuum chamber 1 and electrical control cabinet 9 wall12. The inert gas used in the inert gas generator 5 is nitrogen. Others are the same as in Example 1.

Embodiment 3

[0029] Embodiment 3, see Fig. 4, described explosion-proof box type vacuum microwave drier, compared with embodiment 1, the inlet 51 of the inert gas on one side upper part of the vacuum chamber 1 is connected with the inert gas generator 5; The outlet 52 of the inert gas at the lower part of one side of 1 is connected with the third recovery station 43 . Others are the same as in Example 1.

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Abstract

The present invention relates to a micro-wave drying device and an operation method, in particular relates to an anti-explosion box-typed vacuum micro-wave dryer and an operation method, and comprises a vacuum cavity body (1) and an electric appliance control cabinet (9), wherein, a micro-wave generator (6) and a material rotation device (14) are arranged inside the vacuum cavity body (1); the vacuum cavity body (1) is communicated with a vacuum pumping device (11) through a vacuum-pumping pipeline, and is characterized in that one side of the vacuum cavity body (1) is provided with an inlet (51) of the inert gas and an outlet (52) of the inert gas, and the inlet (51) of the inert gas is connected with an inert gas generator (5); an oxygen examination device (7) is arranged inside the vacuum cavity body (1). The micro-wave dryer has reasonable structure and simple design, and can prevent the explosion during the heating process of the flammable and explosive materials through a specific operation method.

Description

Technical field: [0001] The invention relates to the technical field of microwave drying equipment and an operation method, in particular to an explosion-proof box-type vacuum microwave dryer and an operation method. Background technique: [0002] The microwave rotary vacuum dryer disclosed in Chinese patent ZL200520069918.8 and the rotary microwave vacuum drying equipment disclosed in Chinese patent ZL200720031491.1 developed by the applicant both solve the problems encountered in the drying method of paste and pasty materials. Problems, but did not take into account the safety of materials that are not easy to dry and contain flammable and explosive substances during drying, and there are hidden dangers in the operation. Invention content: [0003] The object of the present invention is to avoid the deficiencies of the prior art and provide an explosion-proof box-type vacuum microwave dryer and an operation method, thereby solving the problems existing in the prior art. ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F26B7/00F26B3/347F26B5/04
Inventor 李晟
Owner 广州华圆制药设备科技有限公司
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