Singeing device for pig slaughtering primary processing

By using a singeing device with alternating tilted nozzles in pig slaughtering and processing, the problems of pig hair residue and manual cleaning are solved, achieving an efficient and safe singeing process, reducing labor intensity and food safety risks.

CN224084563UActive Publication Date: 2026-04-07SHANDONG RONGYUE MEAT PROD CO LTD
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Patent Information

Application Number
CN202520930648.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-13
Publication Date
2026-04-07
Estimated Expiration
2035-05-13

AI Technical Summary

Technical Problem

In current pig slaughtering and processing methods, dehairing methods do not completely remove pig hair, requiring manual cleaning, which increases labor intensity and may leave rosin residue, posing a food safety risk.

Method used

The singeing device, which uses alternating tilted nozzles, removes pig hair through flames, avoiding manual operation and material residue. The conveyor chain mechanism moves the pig through the nozzles to spray flames, and the combination of water tank cooling and laser sensor control of the flames improves efficiency and safety.

Benefits of technology

It achieves highly efficient singeing without manual operation, reduces labor intensity, avoids material residue, improves production efficiency and workshop comfort, and ensures food safety.

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Abstract

The utility model belongs to the technical field of slaughtering processing, and particularly relates to a singeing device for pig slaughtering primary processing, which comprises a conveying chain mechanism, a plurality of groups of mounting plates are arranged on both sides of the conveying chain mechanism, the mounting plates are symmetrically arranged about the vertical center line of the conveying chain mechanism, and a flame nozzle I and a flame nozzle II are respectively mounted on the mounting plates; wherein an included angle alpha is formed between the flame spraying angle of the flame nozzle I and the horizontal line, the inclined direction of the flame nozzle I is upward, an included angle beta is formed between the flame spraying angle of the flame nozzle II and the horizontal line, and the inclined direction of the flame nozzle II is downward. The slaughtered pigs are driven by the conveying chain mechanism to pass through the singeing device, residual pig hairs on the surfaces of pig bodies are singed in the mode that flames are sprayed out through the first fire spraying nozzle and the second fire spraying nozzle, the surfaces of the pig bodies are smoother, manual operation is not needed in the singeing process, and operation convenience is improved.
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