FIELD: mining.
SUBSTANCE: drill bit flushing assembly comprises body with channel and seat with circular groove and adapter with seal fitted in said seat and split lock ring with retainer arranged therein. One of end sections of split retainer rings has plate rigidly connected therewith and provided with blind slot at top end. Second end part of said ring is provided with latch connected with said ring to be turned by axle. Note here that latch free end if fitted in the plate split gap to interact with plate sidewall.
EFFECT: simplified assembly/disassembly, improved hydrodynamics, higher reliability and efficiency.
2 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2014 |
|
RU2536884C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2014 |
|
RU2539076C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2014 |
|
RU2539069C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2014 |
|
RU2539073C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2016 |
|
RU2617745C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2016 |
|
RU2618726C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2016 |
|
RU2618707C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2016 |
|
RU2618717C1 |
| FLUSHING ASSEMBLY OF DRILLING BIT (VERSIONS) | 2016 |
|
RU2618734C1 |
| FLUSHING ASSEMBLY OF DRILLING UNIT (OPTIONS) | 2017 |
|
RU2663511C1 |
