No, a differnt word is used for closed - look at where the vav is.
סוֹגְרִים sogrim - present tense plural masculine of the verb to close (לִסְגֹּר) i.e the action of closing. (https://www.pealim.com/dict/1314-lisgor/)
סְגוּרִים sgurim - plural masculine of the adjective closed. i.e describes an extablished state of "closed" (https://www.pealim.com/dict/4062-sagur/)