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US 12,352,019 B2Granted
Hydrant, method for disassembly of a spindle arrangement from a hydrant and method for assembly of a spindle arrangement in a hydrant
AssigneeVonroll Infratec (Investment) AG
InventorSascha Wenger
Life of this patent
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Abstract
A hydrant has a riser pipe and a main valve. The main valve comprises a main valve body, a sealing seat which can be sealed with respect to the main valve body, a valve rod connected at one end to the main valve body, and a spindle arrangement. The spindle arrangement contains a journal/journal support arrangement, comprising at least one journal and at least one journal support arrangement, wherein the journal support arrangement has a first support and a second support against each of which the journal can be brought into contact.
Claims11
A hydrant (10), comprising:
- a riser pipe (14);
- and
- a main valve (16), the main valve (16) having:
- a main valve body (18),
- a sealing seat (20) which can be sealed by the main valve body (18),
- a valve rod (22) which is connected at one end to the main valve body (18), and
- a spindle assembly (12), wherein the spindle assembly (12) comprises:
- a spindle cover (24) which can be fastened to the riser pipe (14),
- a spindle (28) which is rotatably mounted on the spindle cover (24),
- a spindle nut (32) which is coupled to the valve rod (22) at another end of the valve rod (22), wherein the spindle (28) and the spindle nut (32) are in thread engagement with each other, designed to convert a torque applied to the spindle (28) into an axial movement of the valve rod (22), and
- a journal/journal support assembly (52), comprising at least one journal (54′,54″) and at least one journal support (56′,56″), wherein the journal support (56′,56″) comprises a first support (58′,58″) and a second support (60′,60″), against each of which the journal (54′,54″) can be brought to bear, wherein the journal (54′,54″) is directly attached to the spindle cover (24) in a rotationally fixed manner, and the journal support (56′,56″) is provided in the riser pipe (14).
8 more elements
Dependencies are inferred from the claim text.