Quantitative injecting device

The utility model relates to a quantitative injecting device which comprises clamping blocks arranged continuously or at a certain distance on the surface of a needle cylinder, clamping spaces are formed among the clamping blocks, a guiding rack is arranged on the rear part of a pushing rod, a bendi...

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Bibliographic Details
Main Authors ZHAO XIBIN, XU WANLONG, WANG HAO, YUAN HONG
Format Patent
LanguageEnglish
Published 06.05.2015
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
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Summary:The utility model relates to a quantitative injecting device which comprises clamping blocks arranged continuously or at a certain distance on the surface of a needle cylinder, clamping spaces are formed among the clamping blocks, a guiding rack is arranged on the rear part of a pushing rod, a bending portion is arranged on the lower end of the guiding rack, the end part of the bending portion is a locating head, and the locating head extends into the clamping spaces. The quantitative injecting device has the advantages of being capable of solving the deficiency existing in the prior art. By the cooperation of clamping strips and the clamping blocks, an injection person pushes the pushing rod downwards each time, an injection hint is obtained, and according to the number of the clamping blocks moved downwards, the injection volume can be judged. The quantitative injecting device is simple in structure and can be installed on any existing injector to use.
Bibliography:Application Number: CN20142767351U