Photographic fixing device and roller thereof
A technology of rollers and hollow tubes, applied in electrography, optics, instruments, etc., can solve problems such as low heat transfer efficiency, uneven temperature distribution on the surface of rollers, increased manufacturing costs and manufacturing difficulties, etc.
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[0041] Some typical embodiments embodying the features and advantages of the present invention will be described in detail in the description in the following paragraphs. It should be understood that the present invention can have various changes in different aspects, all of which do not depart from the scope of the present invention, and the description and drawings therein are used as illustrations in nature rather than limiting the present invention .
[0042] see Figure 2A , which is a front view of a fixing device according to a preferred embodiment of the present invention. Such as Figure 2A As shown, the fixing device 2 of the preferred embodiment of the present invention includes a heating element 21 and a roller 22 , the heating element 21 is configured to emit heat, and the roller 22 includes a hollow tube body 221 and an air disturbance structure 222 . Wherein, the hollow tube body 221 is disposed around the outer side of the heating element 21 and at least par...
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