The utility model provides a pulse measurement appearance based on infrared photoelectric sensor, includes the signal acquisition circuit who is used for converting the infrared light that the pulse that detects is beated to the signal of telecommunication, and with signal amplification and the shaping circuit that signal acquisition circuit links to each other, the signal amplification is connected with the singlechip with shaping circuit, and the singlechip is connected with liquid crystal display module. The utility model discloses a setting up signal acquisition circuit, gathering the signal, the signal amplification and the shaping circuit that link to each other with signal acquisition circuit carry out enlargeing and plastic processing of signal, will through again enlargeing with plastic processing after signal transmission give the singlechip, at last with the result at the enterprising line display of liquid crystal display module, the utility model has the characteristics of on the basis of realizing the measuring accuracy, has the simple and convenient more and low cost of operation process. The utility model discloses simple structure uses and enlargies interference and the error that reaches shaping circuit and reduce the collection signal to realize the accuracy of result.