According to the patent examination guidelines:
The name of the invention patent should be short and accurate, which can explain the theme and type of the invention patent application. The name of the invention shall not contain non-technical words such as name, company name, trademark, code name and model number. Do not contain vague words, such as "and others" and "and their analogues"; It is not allowed to use only general terms, so invention information such as "method", "equipment", "combination" and "combination" is not provided as the invention name.
Judging from your name, your invention involves a range hood and a cooker, which should belong to two different technical schemes. You should pay attention to the single problem of technical scheme. If there is a lack of consistency, it is recommended to apply for another case.