Chariot élévateur à batterie au lithium de 1,5 tonne pour l'entreposage frigorifique, conception adaptée aux conditions de travail à basse température

2026-06-24

Chariot élévateur à batterie au lithium de 1,5 tonne pour lentreposage frigorifique, conception adaptée aux conditions de travail à basse température(Figure1)

Le développement de l'entreposage moderne de la chaîne du froid a conduit à une augmentation continue de la demande de rotation de la manutention du fret. En raison de sa taille flexible et compacte, les chariots élévateurs électriques de 1,5 tonne conviennent aux passages étroits dans l'entreposage frigorifique, ce qui en fait un équipement de manutention transitoire couramment utilisé dans les entrepôts et à l'embouchure des entrepôts. Cependant, une fois que les chariots élévateurs électriques ordinaires sont entrés dans l'environnement commun à basse température, l'efficacité de décharge de la batterie peut diminuer, l'isolation du système de commande électronique est endommagée et certains composants structurels sont sujets à la fragilisation. Par conséquent, des conceptions d'adaptation à basse température ciblées sont nécessaires.

Tout d'abord, examinons la conception d'adaptation de la batterie de base. Les performances à basse température des batteries au lithium affectent directement la durée de fonctionnement et la fiabilité. Les mesures d'adaptation courantes incluent la mise en place d'une structure d'isolation multicouche à l'extérieur du bloc-batterie pour réduire l'échange de chaleur entre la batterie et l'environnement à basse température. En même temps, avec un système de contrôle intelligent de la température, le module de préchauffage actif est activé à basse température pour maintenir la batterie dans une plage de température de fonctionnement appropriée et améliorer la stabilité de décharge. De plus, la cellule de batterie choisira également un type avec de meilleures performances à basse température pour réduire la diminution de la capacité à basse température.

Vient ensuite la conception de la protection de la commande électronique et du système électrique. Il y a un certain changement d'humidité dans l'entrepôt frigorifique, et des changements de température soudains en entrant et en sortant de l'entrepôt peuvent facilement entraîner de la condensation, ce qui peut entraîner des courts-circuits et d'autres problèmes. L'équipement adaptatif scellera et protégera les composants électriques clés tels que le boîtier de commande électronique et les borniers pour améliorer le niveau de protection. En même temps, des matériaux isolants résistants aux basses températures sont ajoutés à la surface du circuit électrique pour empêcher le circuit de devenir cassant et de se casser dans un environnement à basse température. Certains équipements mettront également en place des mesures auxiliaires anti-condensation à l'emplacement des composants clés pour réduire davantage l'impact de la condensation.

Ensuite, il y a l'adaptation du système hydraulique et des composants structurels. Le système hydraulique choisira une huile hydraulique résistante aux basses températures pour assurer la fluidité et la lubrification à basses températures, afin d'éviter la défaillance des cylindres de pompe hydraulique et d'autres composants pour fonctionner normalement. Les parties portantes et cassantes du corps seront remplacées par des matériaux avec une meilleure résistance aux basses températures, améliorant la durée de vie et la sécurité des composants.

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