Don’t you hate it when you lift the turntable cover and it promptly comes back down on your fingers!
You need to replace the cover hinges

Toshiba Turntable
Model: SR-A25
Perspex cover hinge set
Metal spring and backplate
These may suit other turntables, for this reason there is a photograph of the socket on the plinth for these hinges
Dimensions of the hinges: 29mm x 44mm with 2 locating dimples (plastic) – metal spring hinge – 26mm x 26mm with 3 holes (metal)
CONDITION:
Excellent – no cracks to the plastic, no deformations and the metal spring is not rusted!
Stored/supplied in a sealed plastic bag