A cabinet can include a body for housing electronic equipment, a plurality of legs extending downwardly from the body, with each leg secured to a different bottom corner of the body, a plurality of balls, each ball secured to one of the legs, and a plurality of support cups configured to be secured to a support surface.

A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a valve positioned in a panel, wherein the valve is configured to transition between a closed configuration and an open configuration, and wherein the valve is configured to automatically transition between a closed configuration and an open configuration.

A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a valve positioned in a panel, wherein the valve is configured to transition between a closed configuration and an open configuration, and wherein the valve is configured to automatically transition between a closed configuration and an open configuration.

A universal levelling connector with double spherical structures includes a main body, and a universal connector universally connected to the main body and the base; the spherical groove formed in the bottom surface of the main body interacts with the outer spherical surface of the connecting base in a sleeved manner, and the spherical groove wrapped by the outer spherical surface facilitates the rotation of the spherical head rivet; through the angle-limiting slope surface at the outer edge of the opening of the inner spherical groove, and through limiting the angle that the spherical head rivet inclines and rotates in the inner spherical groove to support the chair, the steel-pipe supporting legs and the chair are capable of being adjusted between 0-28 degrees.

A universal levelling connector with double spherical structures includes a main body, and a universal connector universally connected to the main body and the base; the spherical groove formed in the bottom surface of the main body interacts with the outer spherical surface of the connecting base in a sleeved manner, and the spherical groove wrapped by the outer spherical surface facilitates the rotation of the spherical head rivet; through the angle-limiting slope surface at the outer edge of the opening of the inner spherical groove, and through limiting the angle that the spherical head rivet inclines and rotates in the inner spherical groove to support the chair, the steel-pipe supporting legs and the chair are capable of being adjusted between 0-28 degrees.

A universal levelling connector with double spherical structures includes a main body, and a universal connector universally connected to the main body and the base; the spherical groove formed in the bottom surface of the main body interacts with the outer spherical surface of the connecting base in a sleeved manner, and the spherical groove wrapped by the outer spherical surface facilitates the rotation of the spherical head rivet; through the angle-limiting slope surface at the outer edge of the opening of the inner spherical groove, and through limiting the angle that the spherical head rivet inclines and rotates in the inner spherical groove to support the chair, the steel-pipe supporting legs and the chair are capable of being adjusted between 0-28 degrees.

A universal levelling connector with double spherical structures includes a main body, and a universal connector universally connected to the main body and the base; the spherical groove formed in the bottom surface of the main body interacts with the outer spherical surface of the connecting base in a sleeved manner, and the spherical groove wrapped by the outer spherical surface facilitates the rotation of the spherical head rivet; through the angle-limiting slope surface at the outer edge of the opening of the inner spherical groove, and through limiting the angle that the spherical head rivet inclines and rotates in the inner spherical groove to support the chair, the steel-pipe supporting legs and the chair are capable of being adjusted between 0-28 degrees.

A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a valve positioned in a panel, wherein the valve is configured to transition between a closed configuration and an open configuration, and wherein the valve is configured to automatically transition between a closed configuration and an open configuration.

A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a valve positioned in a panel, wherein the valve is configured to transition between a closed configuration and an open configuration, and wherein the valve is configured to automatically transition between a closed configuration and an open configuration.

A sterilization cabinet, comprising a top panel, at least two side panels, and a floor panel forming a part of a chamber of the sterilization cabinet; at least one door connected to at least one of the at least two side panels of the sterilization cabinet; a vent formed in at least one of the two side panels; at least one first filter covering the vent and a filter cover configured to hold the first filter against the vent; a drain positioned in the floor panel, wherein the floor panel has a slope configured to cause condensate within the chamber to flow into the drain and wherein the drain is the only outlet for the condensate along the floor panel; and a second filter covering the drain such that condensate flowing into the drain passes through the second filter.