Microwave drying equipment with microwave units arranged in a two-dimensional series

Abstract

A microwave drying apparatus with microwave units arranged in a two-dimensional series includes a base and a microwave unit. Two positions adjacent to the outer side of the base are respectively defined as an inlet area and an outlet area for at least one food unit to enter the inlet area and exit the outlet area. The microwave unit includes a support section, a conveying section, and at least two energy waveguide devices. The support section is disposed on the base between the inlet area and the outlet area and is used to support the at least two energy waveguide devices. The conveying section is disposed on the base between the support section and the base and is used to receive the food unit through the at least two energy waveguide devices. The two energy waveguide devices are adjacent to each other and are arranged in a series of alternating or periodic alternating arrangements in a conveying direction on the support section.

Claims

1. A microwave drying apparatus having microwave units arranged in a two-dimensional series, comprising at least: a base having a corresponding upper side, a lower side, and a peripheral side located between the upper side and the lower side, wherein two positions adjacent to the outer side of the base define an inlet area and an outlet area for at least one food unit to be input into the inlet area and output from the outlet area; a microwave unit comprising at least a carrier, a conveying section, and at least two energy waveguides; the carrier being disposed on the base and located between the inlet area and the outlet area; the conveying section being disposed on the base and located between the carrier and the base, the conveying section having a first end and a second end, the first end of the conveying section corresponding to the inlet area for receiving the food unit from the first end to the second end, the second end of the conveying section corresponding to the outlet area, and the direction from the first end to the second end being defined as a conveying direction; Each of these energy wave guiding devices has an energy wave generator on one side to generate an energy wave, and a guiding channel on the other side to guide and disperse the energy wave. The two energy wave guiding devices are arranged adjacent to each other in a series on the carrier part in the conveying direction; one of the energy wave guiding devices includes and defines a first group of energy wave guiding devices, a second group of energy wave guiding devices, and a third group of energy wave guiding devices; the third group of energy wave guiding devices is arranged alternately or periodically relative to the second group of energy wave guiding devices, and the second group of energy wave guiding devices is arranged alternately or periodically relative to the first group of energy wave guiding devices; the first group of energy wave guiding devices, the second group of energy wave guiding devices, and the third group of energy wave guiding devices each include at least one of the energy wave guiding devices; one end of the guiding channel is connected to the energy wave, and the other end of the guiding channel is an open end facing the conveying part, for transmitting the energy wave to the food unit; The cross-sectional area of ​​the guiding channel gradually increases towards its opening, forming a rectangular or elliptical cross-sectional shape with a major axis and a minor axis, which are defined as the major axis direction and the minor axis direction, respectively. The minor axis direction of the first group of energy wave guiding devices and the second group of energy wave guiding devices corresponds to the transmission direction, and the major axis direction of the third group of energy wave guiding devices corresponds to the transmission direction. The other energy wave guiding device includes and defines a fourth group of energy wave guiding devices, a fifth group of energy wave guiding devices, and a sixth group of energy wave guiding devices. The fourth group of energy wave guiding devices, the fifth group of energy wave guiding devices, and the sixth group of energy wave guiding devices each include at least one of the energy wave guiding devices. The cross-sectional shape of the guiding channel of the fourth, fifth, and sixth groups of energy wave guiding devices is antisymmetrical to the cross-sectional shape of the guiding channel of the first, second, and third groups of energy wave guiding devices.

2. The microwave drying apparatus as described in claim 1, wherein, The long axis of the first and second sets of energy waveguide devices is transverse or orthogonal to the transmission direction, and the short axis of the third set of energy waveguide devices is transverse or orthogonal to the transmission direction.

3. The microwave drying apparatus as described in claim 1, wherein, The first, second and third groups of energy waveguide devices are each configured as one energy waveguide device.

4. The microwave drying apparatus as described in claim 2, wherein, The first, second and third groups of energy waveguide devices are each configured as one energy waveguide device.

5. The microwave drying apparatus as described in any one of claims 1 to 4, wherein, The food unit contains at least one food unit arranged in a series in the conveying section, either laterally or orthogonally to the conveying direction.

6. The microwave drying apparatus as described in any one of claims 1 to 4, wherein, The conveying section includes a receiving unit; the receiving unit is used to receive the food unit located between the two ends of the receiving unit, and a food arrangement direction is defined from one end of the receiving unit to the other end of the receiving unit. When the food units are arranged in a series in the food arrangement direction, the food arrangement direction is transverse or orthogonal to the conveying direction.

7. The microwave drying apparatus as described in claim 6, wherein, This food unit contains at least 1 to 10 food units.

8. The microwave drying apparatus as described in any one of claims 1 to 4, wherein, The opening of the guiding channel of the first, second and third sets of energy wave guiding devices is defined as a first projection plane, a second projection plane and a third projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the first projection plane and the second projection plane at the same time, and the central axis of arrangement direction does not pass through the second projection plane and the third projection plane at the same time.

9. The microwave drying apparatus as described in any one of claims 1 to 4, wherein, The opening of the guiding channel of the fourth, fifth and sixth sets of energy wave guiding devices is defined as a fourth projection plane, a fifth projection plane and a sixth projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the fourth projection plane and the fifth projection plane at the same time.

10. The microwave drying apparatus as described in claim 5, wherein, The opening of the guiding channel of the first, second and third sets of energy wave guiding devices is defined as a first projection plane, a second projection plane and a third projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the first projection plane and the second projection plane at the same time, and the central axis of arrangement direction does not pass through the second projection plane and the third projection plane at the same time.

11. The microwave drying apparatus as described in claim 5, wherein, The opening of the guiding channel of the fourth, fifth and sixth sets of energy wave guiding devices is defined as a fourth projection plane, a fifth projection plane and a sixth projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the fourth projection plane and the fifth projection plane at the same time.

12. The microwave drying apparatus as described in claim 6, wherein, The opening of the guiding channel of the first, second and third sets of energy wave guiding devices is defined as a first projection plane, a second projection plane and a third projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the first projection plane and the second projection plane at the same time, and the central axis of arrangement direction does not pass through the second projection plane and the third projection plane at the same time.

13. The microwave drying apparatus as described in claim 6, wherein, The opening of the guiding channel of the fourth, fifth and sixth sets of energy wave guiding devices is defined as a fourth projection plane, a fifth projection plane and a sixth projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the fourth projection plane and the fifth projection plane at the same time.

14. The microwave drying apparatus as described in claim 7, wherein, The opening of the guiding channel of the first, second and third sets of energy wave guiding devices is defined as a first projection plane, a second projection plane and a third projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the first projection plane and the second projection plane at the same time, and the central axis of arrangement direction does not pass through the second projection plane and the third projection plane at the same time.

15. The microwave drying apparatus as described in claim 7, wherein, The opening of the guiding channel of the fourth, fifth and sixth sets of energy wave guiding devices is defined as a fourth projection plane, a fifth projection plane and a sixth projection plane respectively in the projection of the corresponding conveying part or the food unit. The food unit is arranged in a series on the conveying part in the direction of conveying and has a central axis of arrangement direction. The central axis of arrangement direction does not pass through the fourth projection plane and the fifth projection plane at the same time.

16. The microwave drying apparatus as claimed in any one of claims 1 to 4, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

17. The microwave drying apparatus as claimed in claim 5, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

18. The microwave drying apparatus as claimed in claim 6, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

19. The microwave drying apparatus as claimed in claim 7, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

20. The microwave drying apparatus as claimed in claim 8, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

21. The microwave drying apparatus as claimed in claim 9, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

22. The microwave drying apparatus as claimed in claim 10, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

23. The microwave drying apparatus as claimed in claim 11, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

24. The microwave drying apparatus as claimed in claim 12, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

25. The microwave drying apparatus as claimed in claim 13, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

26. The microwave drying apparatus as claimed in claim 14, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

27. The microwave drying apparatus of claim 15, further comprising an extraction conduit connecting the food unit area for extracting gases generated by the food unit during the drying process.

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