RU2012155983A

RU2012155983A - THROTTLE WITH AUTOMATIC CLEANING OF THROTTLE CHANNEL

Info

Publication number: RU2012155983A
Application number: RU2012155983/03A
Authority: RU
Inventors: Сергей Анатольевич Паросоченко; Юлианна Олеговна Сизова; Роман Владимирович Панкратов
Original assignee: Общество с ограниченной ответственностью "Нефтегазпроект"
Priority date: 2012-12-24
Filing date: 2012-12-24
Publication date: 2014-06-27
Also published as: RU2529074C2

Abstract

Дроссель с автоматической очисткой дросселирующего канала насадки, состоящий из корпуса с приемной и отводящей камерами, отводящего патрубка, толкателя, подпружиненного кольцевого поршня с торцовым клапаном посадочного седла, стакана, иглы, отличающийся тем, что корпус снабжен ввертышем с продольными пазами и иглодержателем, выполненным с осевым каналом, гидравлически связанным перепускными отверстиями с дросселирующим кольцевым каналом насадки, образованным насадкой и иглой, стаканом с выступом, связанным с корпусом, с образованием между ними кольцевой камеры, в которой размещен кольцевой поршень с торцовым клапаном, с возможностью опоры на посадочное седло на торце выступа и перекрытия отверстий в теле стакана в исходном положении, насадкодержатель установлен в осевом канале толкателя с возможностью образования подвижного соединения иглодержателя с гайкой, причем стакан снабжен регулировочной гайкой, а кольцевая полость между ним и толкателем связана дренажным отверстием с осевым каналом стакана.A throttle with automatic cleaning of the nozzle throttling channel, consisting of a housing with a receiving and discharge chambers, a discharge pipe, a pusher, a spring-loaded annular piston with an end valve of the seat, a nozzle, a needle, characterized in that the housing is equipped with a screwdriver with longitudinal grooves and a needle holder made with an axial channel hydraulically connected bypass holes with a throttling annular channel of the nozzle formed by a nozzle and a needle, a glass with a protrusion associated with the housing, with the formation between them an annular chamber, in which an annular piston with an end valve is placed, with the possibility of support on the landing seat at the end of the protrusion and overlapping holes in the body of the glass in the initial position, the nozzle holder is installed in the axial channel of the pusher with the possibility of the formation of a movable connection of the needle holder with a nut, and the glass equipped with an adjusting nut, and the annular cavity between it and the pusher is connected by a drainage hole to the axial channel of the glass.

Claims

A throttle with automatic cleaning of the nozzle throttling channel, consisting of a housing with a receiving and discharge chambers, a discharge pipe, a pusher, a spring-loaded annular piston with an end valve of the seat, a nozzle, a needle, characterized in that the housing is equipped with a screwdriver with longitudinal grooves and a needle holder made with an axial channel hydraulically connected bypass holes with a throttling annular channel of the nozzle formed by a nozzle and a needle, a glass with a protrusion associated with the housing, with the formation between them an annular chamber, in which an annular piston with an end valve is placed, with the possibility of support on the landing seat at the end of the protrusion and overlapping holes in the body of the glass in the initial position, the nozzle holder is installed in the axial channel of the pusher with the possibility of the formation of a movable connection of the needle holder with a nut, and the glass equipped with an adjusting nut, and the annular cavity between it and the pusher is connected by a drainage hole to the axial channel of the glass.