CN100342114C - Single arm clamp piston of petroleum exploration device - Google Patents
Single arm clamp piston of petroleum exploration device Download PDFInfo
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- CN100342114C CN100342114C CNB2005100556047A CN200510055604A CN100342114C CN 100342114 C CN100342114 C CN 100342114C CN B2005100556047 A CNB2005100556047 A CN B2005100556047A CN 200510055604 A CN200510055604 A CN 200510055604A CN 100342114 C CN100342114 C CN 100342114C
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Abstract
The present invention discloses a single-arm sidewall contact device of a petroleum prospecting instrument, and relates to an underground positioning device, particularly to a sidewall contact device which can make a prospecting instrument positioned in underground. The single-arm sidewall contact device comprises a main outer connecting housing, a motor, a speed reducer, a driving screw, an inner thrust rod, an outer thrust rod, a thrust sleeve, a nut, a sidewall contact arm, a right disk reed, a left disk reed and a connecting rod which are arranged in the main outer connecting housing, wherein both ends of the right disk reed respectively abut on the right end part of the outer thrust rod and the step of the inner thrust rod, both ends of the left disk reed respectively abut on the left end part of the outer thrust rod and the nut, and both ends of the connecting rod are respectively hinged with the sidewall contact arm and the thrust sleeve. The single-arm sidewall contact device of the petroleum prospecting instrument of the present invention has the following advantages that because of the motor and the speed reducer used as dynamic force, sidewall contact force is large and the action is reliable, because all driving modes adopt mechanical drive, the sidewall contact device can be suitable for operating under the conditions of high temperature and high pressure, and because the sidewall contact arm is positioned in a sliver slot of the main outer connecting housing when the sidewall contact device moves up and down, the well wall can not be scratched.
Description
Technical field
The present invention relates to a kind of down-hole positioning device, particularly a kind of prospecting instrument that can make is at the telescoping ram of also locating down.
Background technology
There is following shortcoming in existing down-hole telescoping ram: the one, because backup power is less, it is unreliable therefore to move; The 2nd, existing telescoping ram is not suitable for working under HTHP; The 3rd, existing telescoping ram is the easy scratch borehole wall when knee-action.
Summary of the invention
For solving the problem that prior art exists, the invention provides a kind of single arm clamp piston of petroleum exploration device, it solved the backup power that existing like product exists little, be not suitable under HTHP, working, the problem of the scratch borehole wall easily.
Single arm clamp piston of petroleum exploration device of the present invention includes main connection shell and is installed in main motor and the reducer that is connected enclosure, the turn-screw that under motor and reducer drive, rotates, with the inner thrusting rod turn-screw threaded engagement and that under turn-screw drives, vertically move, be sleeved on the inner thrusting rod and inner thrusting rod can produce slide displacement relatively external thrusting rod, be sleeved on the external thrusting rod and with the fixing thrust sleeve of external thrusting rod, be installed in the nut of inner thrusting rod end, be arranged on and lead in the rectangular groove that connects outer shell outer wall and an end and the main hinged backup arm of shell that is connected, and right dish reed, left dish reed, connecting rod, the two ends of right dish reed withstand on respectively on the step of the right part of external thrusting rod and inner thrusting rod, the two ends of left dish reed withstand on respectively on the left part and nut of external thrusting rod, and the two ends of connecting rod are hinged with backup arm and thrust sleeve respectively.
Single arm clamp piston of petroleum exploration device of the present invention has the following advantages: motor and reducer are power, so backup power is bigger, reliable in action; All be machine driving, therefore can adapt to work under the high temperature and high pressure environment; When telescoping ram moved up and down, backup arm was to be arranged in the main rectangular groove that connects shell, therefore can the scratch borehole wall.
Description of drawings
Fig. 1 is the general structure schematic diagram of the specific embodiment of the invention, and Fig. 2 is the sectional drawing of the specific embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing and with best embodiment the present invention is done detailed explanation:
Consult Fig. 1 and Fig. 2, the single arm clamp piston of petroleum exploration device of present embodiment is by the main shell 1 that connects, motor and reducer 2, connecting bushing 3, hold-down screw 4, connecting key 5, another connecting key 6, locking nut 7, shaft retaining ring 8, two-direction thrust bearing 9, turn-screw 10, interior fixed cover 11, inner thrusting rod 12, right dish reed 13, external thrusting rod 14, inner seal ring 15, exterior seal ring 16, thrust sleeve 17, lock-screw 18, block 19, first connecting pin 20, second connecting pin 21, the 3rd connecting pin 22, backup arm 23, another inner seal ring 24, another exterior seal ring 25, end adapter sleeve 26, left dish reed 27, nut 28, another lock-screw 29, open block 30, return block 31, open limit switch 32, return limit switch 33, sealing shroud 34 and connecting rod 35 are formed.Backup arm 23 be arranged among the main rectangular groove 1-1 that connects shell 1 outer wall and an end by the 3rd connecting pin 22 with main to be connected shell 1 hinged, other parts are installed in master's connection shell 1 inside.Motor and reducer 2 are connected with the main fixed mount 4-1 that is connected shell 1 inside by hold-down screw 4, transmit motion by connecting bushing 3 between motor and reducer 2 and the turn-screw 10, connecting bushing 3 is sleeved on the end of the output shaft and the turn-screw 10 of motor and reducer 2, connect by connecting key 5 between motor and reducer 2 and the connecting bushing 3, connect by another connecting key 6 between turn-screw 10 and the connecting bushing 3.Inner thrusting rod 12 and turn-screw 10 threaded engagement, and can under turn-screw 10 drives, vertically move.External thrusting rod 14 is sleeved on the inner thrusting rod 12, and external thrusting rod 14 inner thrusting rod 12 relatively produces slide displacement.Thrust sleeve 17 is sleeved on the external thrusting rod 14 and with external thrusting rod 14 fixedlys connected by lock-screw 18.Nut 28 is installed in the end of inner thrusting rod 12, and the arranged outside of nut 28 has another lock-screw 29.The two ends of right dish reed 13 withstand on respectively on the step of the right part of external thrusting rod 14 and inner thrusting rod 12, and the two ends of left dish reed 27 withstand on respectively on the left part and nut 28 of external thrusting rod 14.The two ends of connecting rod 35 are hinged with backup arm 23 and thrust sleeve 17 by second connecting pin 21 and first connecting pin 20 respectively.Fixed cover 11 in the main inside that connects shell 1 also is fixed with, the left end of interior fixed cover 11 is positioned at the right-hand of thrust sleeve 17 and is sleeved on the external thrusting rod 14.The right-hand member of interior fixed cover 11 endoporus is equipped with two-direction thrust bearing 9, and the right-hand member of turn-screw 10 is installed in the two-direction thrust bearing 9, also is connected with a locking nut 7 and an axle ring washer 8 that restriction turn-screw 10 vertically moves at the spindle nose place of the right-hand member of turn-screw 10.There is the hole 1-2 of perforation the position relative with thrust sleeve 17 displacement range on the outer wall of main connection shell 1, and the end of hole 1-2 is connected with the end of rectangular groove 1-1, is provided with block 19 in the other end of hole 1-2.The left part of right-hand interior fixed cover 11 of hole 1-2 with external thrusting rod 14 and main the connection are respectively arranged with inner seal ring 15 and exterior seal ring 16 between the shell 1; The left lateral position that is positioned at hole 1-2 in the main endoporus that connects shell 1 is equipped with sealing shroud 34, and sealing shroud 34 is sleeved on the external thrusting rod 14, sealing shroud 34 with external thrusting rod 14 and main the connection are respectively arranged with another inner seal ring 24 and another exterior seal ring 25 between the shell 1.
Be connected with end adapter sleeve 26 in the left part of external thrusting rod 14, end adapter sleeve 26 covers on the outside of left dish reed 27.Unlatching limit switch 32 is installed in the top of nut 28 external surfaces, and unlatching block 30 is positioned at the left of opening limit switch 32 and is installed on the inner surface of end adapter sleeve 26; Return limit switch 33 is installed in the bottom of nut 28 external surfaces, and return block 31 is positioned at the right-hand of return limit switch 33 and is installed on the inner surface of end adapter sleeve 26.
The course of action of this single arm clamp piston of petroleum exploration device is:
Breakdown action: motor and reducer 2 rotate and drive turn-screw 10 rotations, vertically move to left with the inner thrusting rod 12 of its threaded engagement, inner thrusting rod 12 promotes external thrusting rod 14 to moving to left by right dish reed 13, and the thrust sleeve 17 that moves to left along with external thrusting rod 14 opens by connecting rod 35 promotion backup arms 23; When backup arm 23 is flared to extreme position, external thrusting rod 14 stops to move, and this moment, inner thrusting rod 12 compressed right dish reed, and inner thrusting rod 12 relative external thrusting rods 14 are moved to left, open limit switch 32 and open block 30 collisions, motor and reducer 2 stop action.
Revert action: motor and reducer 2 backward rotation drive leading screw 10 backward rotation, vertically move to right with the inner thrusting rod 12 of its threaded engagement, inner thrusting rod 12 promotes external thrusting rod 14 by left dish reed 27 and moves right, and the thrust sleeve 17 that moves to right along with external thrusting rod 14 closes up by connecting rod 35 promotion backup arms 23; When backup arm 23 closes up to rectangular groove 1-1, external thrusting rod 14 stops to move, and this moment, the nut 28 of inner thrusting rod 12 ends compressed left dish reed, and inner thrusting rod 12 relative external thrusting rods 14 are moved to right, return limit switch 33 bumps against with return block 31, and motor and reducer 2 stop action.
Claims (6)
1, single arm clamp piston of petroleum exploration device, it is characterized in that: it includes main connection shell (1) and is installed in main shell (1) inner motor and the reducer (2) of being connected, the turn-screw (10) that under motor and reducer (2) drive, rotates, with inner thrusting rod (12) turn-screw (10) threaded engagement and that under turn-screw (10) drives, vertically move, be sleeved on the external thrusting rod (14) that inner thrusting rod (12) is gone up and inner thrusting rod (12) can produce slide displacement relatively, be sleeved on that external thrusting rod (14) is gone up and with the fixing thrust sleeve (17) of external thrusting rod (14), be installed in the nut (28) of inner thrusting rod (12) end, be arranged on and lead in the rectangular groove (1-1) that connects shell (1) outer wall and an end and the main hinged backup arm (23) of shell (1) that is connected, and right dish reed (13), left dish reed (27), connecting rod (35), the two ends of right dish reed (13) withstand on respectively on the step of the right part of external thrusting rod (14) and inner thrusting rod (12), the two ends of left dish reed (27) withstand on respectively on the left part and nut (28) of external thrusting rod (14), and the two ends of connecting rod (35) are hinged with backup arm (23) and thrust sleeve (17) respectively.
2, single arm clamp piston of petroleum exploration device as claimed in claim 1, it is characterized in that: transmit motion by connecting bushing (3) between motor and reducer (2) and the turn-screw (10), connecting bushing (3) is sleeved on the end of the output shaft and the turn-screw (10) of motor and reducer (2), connect by connecting key (5) between motor and reducer (2) and the connecting bushing (3), connect by another connecting key (6) between turn-screw (10) and the connecting bushing (3).
3, single arm clamp piston of petroleum exploration device as claimed in claim 1, it is characterized in that: also be fixed with interior fixed cover (11) in the main inside that connects shell (1), the left end of interior fixed cover (11) is positioned at the right-hand of thrust sleeve (17) and is sleeved on the external thrusting rod (14), the right-hand member of interior fixed cover (11) endoporus is equipped with two-direction thrust bearing (9), the right-hand member of turn-screw (10) is installed in the two-direction thrust bearing (9), also is connected with a locking nut (7) and a ring washer (8) that restriction turn-screw (10) vertically moves at the spindle nose place of the right-hand member of turn-screw (10).
4, single arm clamp piston of petroleum exploration device as claimed in claim 3, it is characterized in that: there is the hole (1-2) of perforation the position relative with thrust sleeve (17) displacement range on the main outer wall that connects shell (1), and the left part that is positioned at right-hand fixed cover (11) in hole (1-2) is with external thrusting rod (14) and lead to be connected and be respectively arranged with inner seal ring (15) and exterior seal ring (16) between the shell (1); The left lateral position that is positioned at hole (1-2) in the endoporus of main connection shell (1) is equipped with sealing shroud (34), sealing shroud (34) is sleeved on the external thrusting rod (14), and sealing shroud (34) and external thrusting rod (14) and main the connection are respectively arranged with another inner seal ring (24) and another exterior seal ring (25) between the shell (1).
5, single arm clamp piston of petroleum exploration device as claimed in claim 1 is characterized in that: be connected with end adapter sleeve (26) in the left part of external thrusting rod (14), end adapter sleeve (26) covers on the outside of left dish reed (27).
6, single arm clamp piston of petroleum exploration device as claimed in claim 5 is characterized in that: it also include open block (30) and after backup arm (23) is opened into extreme position can with the return limit switch (33) of opening unlatching limit switch (32) that block (30) bumps against, return block (31) and after backup arm (23) is repositioned to extreme position, bumping against with return block (31); Unlatching limit switch (32) is installed in the top of nut (28) external surface, and unlatching block (30) is positioned at the left of opening limit switch (32) and is installed on the inner surface of end adapter sleeve (26); Return limit switch (33) is installed in the bottom of nut (28) external surface, and return block (31) is positioned at the right-hand of return limit switch (33) and is installed on the inner surface of end adapter sleeve (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100556047A CN100342114C (en) | 2005-03-18 | 2005-03-18 | Single arm clamp piston of petroleum exploration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100556047A CN100342114C (en) | 2005-03-18 | 2005-03-18 | Single arm clamp piston of petroleum exploration device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1670331A CN1670331A (en) | 2005-09-21 |
| CN100342114C true CN100342114C (en) | 2007-10-10 |
Family
ID=35041745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100556047A Expired - Fee Related CN100342114C (en) | 2005-03-18 | 2005-03-18 | Single arm clamp piston of petroleum exploration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100342114C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403283B (en) * | 2008-10-23 | 2012-09-05 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | Down-hole tool and controllable positioning device for down-hole working barrel positioning |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695864B (en) * | 2015-01-27 | 2017-06-30 | 中国海洋石油总公司 | A kind of backup arm of rotary oscillation NDS |
| CN105006721A (en) * | 2015-07-31 | 2015-10-28 | 广州岭南电缆股份有限公司 | High-voltage cross-linked cable quick joint automatic untwisting device |
| CN112983274B (en) * | 2021-03-09 | 2023-03-14 | 中国石油大学(华东) | Rotary guide type two-stage down-the-hole hammer drill |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610309A (en) * | 1984-11-30 | 1986-09-09 | Phillips Petroleum Company | Downhole tool |
| US4715469A (en) * | 1985-08-29 | 1987-12-29 | Petrophysical Services, Inc. | Borehole seismic receiver |
| CN2367765Y (en) * | 1999-02-13 | 2000-03-08 | 尹宪洪 | Small-well-diameter automatic sidewall-contacting combined instrument |
| CN2372447Y (en) * | 1999-05-12 | 2000-04-05 | 中国海洋石油测井公司 | Eight-arm telescoping ram of petroleum logging instrument |
| CN2802066Y (en) * | 2005-03-18 | 2006-08-02 | 中海油田服务股份有限公司 | One-arm sidewall contact device of petroleum prospecting instrument |
-
2005
- 2005-03-18 CN CNB2005100556047A patent/CN100342114C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4610309A (en) * | 1984-11-30 | 1986-09-09 | Phillips Petroleum Company | Downhole tool |
| US4715469A (en) * | 1985-08-29 | 1987-12-29 | Petrophysical Services, Inc. | Borehole seismic receiver |
| CN2367765Y (en) * | 1999-02-13 | 2000-03-08 | 尹宪洪 | Small-well-diameter automatic sidewall-contacting combined instrument |
| CN2372447Y (en) * | 1999-05-12 | 2000-04-05 | 中国海洋石油测井公司 | Eight-arm telescoping ram of petroleum logging instrument |
| CN2802066Y (en) * | 2005-03-18 | 2006-08-02 | 中海油田服务股份有限公司 | One-arm sidewall contact device of petroleum prospecting instrument |
Non-Patent Citations (1)
| Title |
|---|
| 单臂推靠器的力学探讨 杨柏青，测井技术，第12卷第5期 1988 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101403283B (en) * | 2008-10-23 | 2012-09-05 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | Down-hole tool and controllable positioning device for down-hole working barrel positioning |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1670331A (en) | 2005-09-21 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071010 Termination date: 20170318 |
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| CF01 | Termination of patent right due to non-payment of annual fee |