CN214679705U

CN214679705U - Oil rig derrick

Info

Publication number: CN214679705U
Application number: CN202023346893.5U
Authority: CN
Inventors: 周静
Original assignee: Yantai Keda Cnc Equipment Co ltd
Current assignee: Yantai Keda Cnc Equipment Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-12
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to the technical field of oil exploitation, in particular to a derrick of an oil drilling machine, which comprises a derrick, wherein the right side of the derrick is fixedly connected with a crawling ladder, one side of the crawling ladder is fixedly connected with a protection rod, the surface of the protection rod is provided with a first chute, the inner wall of the first chute is provided with a second chute, the surface of the protection rod is sleeved with a sliding ring, and the surface of the sliding ring is fixedly connected with a protection rope; the utility model discloses a fender rod and slip ring among the device, the gyro wheel and the cylinder of first spout, second spout and slip ring inner wall on the cooperation fender rod have reached and have made the slip ring along with the effect of protection rope rebound, need not the manual regulation protection rope height promptly, when the staff drops from the cat ladder when the climbing, the slip ring passes through dead lever and connecting rod formation first one and supports the defence line among the device.

Description

Oil rig derrick

Technical Field

The utility model relates to an oil development technical field specifically is an oil-well rig derrick.

Background

The derrick is used for placing crown block, hanging traveling block, hook, hanging ring and elevator, and taking off and storing drilling rod, oil pipe and sucker rod. The derrick is composed of a main body, a crown block platform, a crown block frame, a racking platform, a riser platform and a working ladder. The protective structure of the working ladder in the existing derrick is basically connected with the ladder rod of the ladder stand through the hook, so that the protective structure can protect workers during climbing, however, the height of the hook on the ladder stand can be always adjusted by the workers in a protective mode, the height of the hook can also be lost when the height of the hook is adjusted, certain danger is achieved, and the climbing speed can be greatly influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an oil-well rig derrick possesses the protection rope and can follow staff height-adjusting's advantage automatically, has solved the problem that the couple on the current protection rope needs manual regulation.

The utility model discloses an oil-well rig derrick, including the derrick, the right side fixedly connected with cat ladder of derrick, one side fixedly connected with protective rod of cat ladder, first spout has been seted up on the surface of protective rod, the second spout has been seted up to the inner wall of first spout, the surface cover of protective rod is equipped with the slip ring, the fixed surface of slip ring is connected with the protection rope, through protective rod and slip ring among the device, the gyro wheel and the cylinder of first spout, second spout and slip ring inner wall on the cooperation protective rod have reached and have made the slip ring along with the effect of protection rope rebound, need not the manual regulation protection rope height promptly.

The utility model discloses an oil-well rig derrick, wherein the inner wall fixedly connected with gyro wheel of slip ring, the gyro wheel is laminated mutually with the inner wall of first spout, has played the effect that the slip ring of being convenient for rebound.

The utility model discloses an oil-well rig derrick, wherein the inner wall fixedly connected with dead lever of slip ring, the one end laminating that the slip ring was kept away from to the dead lever has the connecting rod, the one end that the dead lever was kept away from to the connecting rod is through round bar fixedly connected with sliding plate.

The utility model discloses an oil-well rig derrick, wherein the connecting rod is close to the one end fixedly connected with butt joint pole of dead lever, the dead lever is close to the one end of connecting rod and offers the butt joint groove with butt joint pole looks adaptation, has played the connecting rod that can make the device and the effect that the dead lever breaks away from the back pull cable.

The utility model discloses an oil-well rig derrick, wherein the last surface mosaic of sliding plate has the connecting pipe, the fixed surface that sliding plate one end was kept away from to the connecting pipe is connected with the bearing, the fixed surface of bearing is connected with the rubber sleeve, the surface of bearing agrees with the cylinder, the surface of cylinder is laminated with the inner wall of second spout mutually, has played the cylinder of being convenient for and has slided and spacing effect in the second spout.

The utility model discloses an oil-well rig derrick, wherein the activity chamber has been seted up to the inside of cylinder, the conjunction hole has been seted up at the top in activity chamber, the inner wall in conjunction hole is laminated with the surface of bearing mutually, the diameter in activity chamber is greater than the diameter of bearing.

The utility model discloses an oil-well rig derrick, wherein the fixed surface of dead lever is connected with the cable, the one end fixedly connected with connecting cable of dead lever is kept away from to the cable, the bottom fixed connection in chamber is moved about respectively at the both ends of connecting cable, the groove of agreeing with of cylinder looks adaptation has been seted up to the bottom of sliding plate, has played and has been convenient for carry out spacing effect to the cylinder after the pulling.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model achieves the effect of enabling the sliding ring to move upwards along with the protection rope by the protection rod and the sliding ring in the device, and the roller which are matched with the first chute, the second chute and the inner wall of the sliding ring on the protection rod, namely, the height of the protection rope is not required to be adjusted manually, when a worker drops from a ladder stand during climbing, the sliding ring in the device forms a first supporting defense line through the fixed rod and the connecting rod, the fixed rod and the connecting rod in the device are connected through the butt-joint rod and the butt-joint groove, the conjunction groove which is matched with the roller is arranged at the bottom of the sliding plate and the connection of the inhaul cable and the roller is arranged at the bottom of the sliding plate, the effect of enabling the roller to be matched with the conjunction groove is achieved when the stress of the fixed rod and the connecting rod is too large, the effect of enabling the roller which is matched with the second chute to be incapable of rolling is achieved, namely, the sliding ring can be further clamped on the protection rod, thereby protecting the staff.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic front sectional view of the guard bar;

FIG. 3 is an enlarged schematic view of the ladder;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

fig. 5 is a schematic sectional view of the slide plate.

In the figure: 1. a derrick; 2. climbing a ladder; 3. a guard bar; 301. a first chute; 302. a second chute; 4. a slip ring; 5. a protective rope; 6. a roller; 7. fixing the rod; 701. a butt joint groove; 8. a connecting rod; 801. a docking rod; 9. a cable; 10. a sliding plate; 101. a fitting groove; 102. a connecting pipe; 103. a bearing; 104. a drum; 105. fitting the hole; 106. a movable cavity; 11. a connecting cable; 12. a round bar.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Please refer to fig. 1-5, the utility model discloses an oil-well rig derrick, including derrick 1, right side fixedly connected with cat ladder 2 of derrick 1, one side fixedly connected with fender rod 3 of cat ladder 2, first spout 301 has been seted up on the surface of fender rod 3, second spout 302 has been seted up to first spout 301's inner wall, the surface cover of fender rod 3 is equipped with slip ring 4, the fixed surface of slip ring 4 is connected with protection rope 5, through fender rod 3 and slip ring 4 in the device, first spout 301 on the cooperation fender rod 3, gyro wheel 6 and the cylinder 104 of

second spout

302 and 4 inner walls of slip ring, reached and made slip ring 4 along with the effect of protection rope 5 rebound, need not the manual regulation protection rope 5 height promptly.

The inner wall fixedly connected with gyro wheel 6 of slip ring 4, gyro wheel 6 and the inner wall of first spout 301 are laminated mutually, have played the effect that the slip ring 4 of being convenient for moved upwards.

The inner wall fixedly connected with dead lever 7 of slip ring 4, the one end laminating that the dead lever 7 kept away from slip ring 4 has connecting rod 8, and the one end that dead lever 7 was kept away from to connecting rod 8 is through round bar 12 fixedly connected with sliding plate 10.

The connecting rod 8 is close to one end fixedly connected with of dead lever 7 and butts pole 801, and the dead lever 7 is close to the one end of connecting rod 8 and has seted up the butt joint groove 701 with butt joint pole 801 looks adaptation, has played the effect that can make the device's connecting rod 8 break away from back pull cable 9 with dead lever 7.

The connecting pipe 102 is embedded on the upper surface of the sliding plate 10, the bearing 103 is fixedly connected to the surface of the connecting pipe 102 far away from one end of the sliding plate 10, the rubber sleeve is fixedly connected to the surface of the bearing 103, the roller 104 is fitted to the surface of the bearing 103, and the surface of the roller 104 is fitted to the inner wall of the second sliding groove 302, so that the roller 104 can conveniently slide in the second sliding groove 302 and can be limited.

A movable cavity 106 is formed in the roller 104, a fit hole 105 is formed in the top of the movable cavity 106, the inner wall of the fit hole 105 is attached to the surface of the bearing 103, and the diameter of the movable cavity 106 is larger than that of the bearing 103.

The surface of the fixed rod 7 is fixedly connected with a stay cable 9, one end of the stay cable 9, which is far away from the fixed rod 7, is fixedly connected with a connecting cable 11, two ends of the connecting cable 11 are respectively and fixedly connected with the bottom of a movable cavity 106, and the bottom of the sliding plate 10 is provided with a fit groove 101 matched with the roller 104, so that the effect of limiting the pulled roller 104 is achieved conveniently.

When using the utility model discloses the time: the worker needs to be connected with the protection rope 5 and then climbs on the ladder stand 2, because the ladder stand 2 inclines upwards, the sliding ring 4 can be pulled upwards by the protection rope 5, namely, the roller 6 and the roller 104 can roll in the first chute 301 and the second chute 302 respectively, so that the sliding ring 4 can move along with the worker, the height of the protection rope 5 does not need to be adjusted manually by the worker, when the worker drops from the ladder stand 2, the sliding ring 4 can be pulled down vertically and suddenly, the sliding ring 4 is stressed vertically and downwards, and the sliding ring 4 cannot move on the protection rod 3 when stressed downwards, even if the sliding ring 4 is fixed on the protection rod 3, so as to protect the worker, when the worker carries too heavy articles, the sliding ring 4 is pulled downwards by the worker after dropping, namely, the butt joint rod 801 can be broken, if butt joint pole 801 breaks, will unload some protection rope 5 to staff's sudden tension to carry out certain protection to the staff, and butt joint pole 801 fracture back can make cable 9 pulling, thereby make connecting cable 11 pull cylinder 104, thereby make the upper end of cylinder 104 agree with the groove 101 that agrees with in sliding plate 10 bottom mutually, and make the bearing 103 on agreeing with the groove 101 and remove in the activity chamber 106, thereby make cylinder 104 unable roll in second spout 302, can make slip ring 4 when receiving perpendicular downward pulling force promptly, further alleviate the pulling force, thereby further avoided slip ring 4 to fall the gliding condition emergence behind the staff.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A derrick for an oil rig, comprising a derrick (1), characterized in that: the right side fixedly connected with cat ladder (2) of derrick (1), one side fixedly connected with protective rod (3) of cat ladder (2), first spout (301) have been seted up on the surface of protective rod (3), second spout (302) have been seted up to the inner wall of first spout (301), the surface cover of protective rod (3) is equipped with slip ring (4), the fixed surface of slip ring (4) is connected with protection rope (5).

2. A petroleum drilling rig derrick according to claim 1, characterized by: the inner wall fixedly connected with gyro wheel (6) of slip ring (4), gyro wheel (6) laminate mutually with the inner wall of first spout (301).

3. A petroleum drilling rig derrick according to claim 1, characterized by: the inner wall fixedly connected with dead lever (7) of slip ring (4), the one end laminating that slip ring (4) were kept away from in dead lever (7) has connecting rod (8), the one end that dead lever (7) were kept away from in connecting rod (8) is through round bar (12) fixedly connected with sliding plate (10).

4. A petroleum drilling rig derrick according to claim 3, characterized by: one end of the connecting rod (8) close to the fixing rod (7) is fixedly connected with a butt joint rod (801), and one end of the fixing rod (7) close to the connecting rod (8) is provided with a butt joint groove (701) matched with the butt joint rod (801).

5. A petroleum drilling rig derrick according to claim 3, characterized by: the upper surface of the sliding plate (10) is embedded with a connecting pipe (102), the surface of one end, far away from the sliding plate (10), of the connecting pipe (102) is fixedly connected with a bearing (103), the surface of the bearing (103) is fixedly connected with a rubber sleeve, the surface of the bearing (103) is matched with a roller (104), and the surface of the roller (104) is attached to the inner wall of the second sliding groove (302).

6. An oil rig mast according to claim 5, wherein: a movable cavity (106) is formed in the roller (104), a fitting hole (105) is formed in the top of the movable cavity (106), the inner wall of the fitting hole (105) is attached to the surface of the bearing (103), and the diameter of the movable cavity (106) is larger than that of the bearing (103).

7. An oil rig mast according to claim 6, wherein: the surface of the fixed rod (7) is fixedly connected with a stay cable (9), one end, far away from the fixed rod (7), of the stay cable (9) is fixedly connected with a connecting cable (11), two ends of the connecting cable (11) are fixedly connected with the bottom of a movable cavity (106) respectively, and the bottom of the sliding plate (10) is provided with a fit groove (101) matched with the roller (104).