Automatic whitewashing equipment with insecticidal and anti-freezing functions and for maintenance of trees in municipal gardens
Patent Information
- Authority / Receiving Office
- CN Β· China
- Current Assignee / Owner
- ζ½ε
- Publication Date
- 2017-12-26
- Estimated Expiration
- Not applicable Β· inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the technical field of municipal garden tree maintenance, in particular to an automatic whitening device for municipal garden tree maintenance with the function of killing insects and preventing freezing. Background technique
[0002] Tree whitening means that the trunk is painted with a layer of white liquid by workers. The main advantages of tree whitening are: sterilization, prevention of germ infection, and accelerated wound healing; Dry insects, because pests generally like black, dirty places, and do not like white, clean places, the trunks have been coated with snow-white lime water, and the pests in the soil just dare not climb up the trees along the trunks to make trouble. Prevent the bark from being bitten by animals; prevent frostbite and sunburn, and avoid frost damage in early spring. In winter, the temperature at night is very low; It also rises very quickly, so cold and hot, the trunk is easy to freeze and crack...