RU94000590A - BLOCK SAFETY VALVES - Google Patents

BLOCK SAFETY VALVES

Info

Publication number
RU94000590A
RU94000590A RU94000590/06A RU94000590A RU94000590A RU 94000590 A RU94000590 A RU 94000590A RU 94000590/06 A RU94000590/06 A RU 94000590/06A RU 94000590 A RU94000590 A RU 94000590A RU 94000590 A RU94000590 A RU 94000590A
Authority
RU
Russia
Prior art keywords
safety valves
lines
drain
block safety
sides
Prior art date
Application number
RU94000590/06A
Other languages
Russian (ru)
Other versions
RU2092734C1 (en
Inventor
А.В. Лебедев
В.В. Макаров
Н.П. Овчинников
Original Assignee
Акционерное общество "Ковровский экскаваторный завод"
Filing date
Publication date
Application filed by Акционерное общество "Ковровский экскаваторный завод" filed Critical Акционерное общество "Ковровский экскаваторный завод"
Priority to RU94000590A priority Critical patent/RU2092734C1/en
Priority claimed from RU94000590A external-priority patent/RU2092734C1/en
Publication of RU94000590A publication Critical patent/RU94000590A/en
Application granted granted Critical
Publication of RU2092734C1 publication Critical patent/RU2092734C1/en

Links

Claims (1)

Предполагаемое изобретение позволяет упростить конструкцию. Блок предохранительных клапанов выполнен в одном корпусе со встроенным клапаном в виде золотника, подпружиненного с двух сторон, к торцам его подведено давление от двух защищаемых силовых магистралей, к рабочим поверхностям золотника подведены две гидролинии, соединяющие магистрали при перемещении золотника в любую из двух сторон, давление срабатывания регулируется винтами, поджимающими пружины через поршни, магистрали подпитываются рабочей жидкостью из дренажа (слива) через два обратных клапана.The alleged invention allows to simplify the design. The block of safety valves is made in one case with an integrated valve in the form of a spool spring-loaded from two sides, pressure is supplied to its ends from two protected power lines, two hydraulic lines connecting the main lines to the working surfaces of the spool when moving the slide to either of the two sides actuation is regulated by screws that clamp the springs through the pistons, the lines are fed by the working fluid from the drain (drain) through two check valves.
RU94000590A 1994-01-06 1994-01-06 Safety valve unit RU2092734C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU94000590A RU2092734C1 (en) 1994-01-06 1994-01-06 Safety valve unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU94000590A RU2092734C1 (en) 1994-01-06 1994-01-06 Safety valve unit

Publications (2)

Publication Number Publication Date
RU94000590A true RU94000590A (en) 1995-09-20
RU2092734C1 RU2092734C1 (en) 1997-10-10

Family

ID=20151256

Family Applications (1)

Application Number Title Priority Date Filing Date
RU94000590A RU2092734C1 (en) 1994-01-06 1994-01-06 Safety valve unit

Country Status (1)

Country Link
RU (1) RU2092734C1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2514574C1 (en) * 2013-03-19 2014-04-27 Андрей Юрьевич Беляев Safety valve unit

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