CN211594807U

CN211594807U - Pulley device of petroleum workover rig

Info

Publication number: CN211594807U
Application number: CN201922323691.XU
Authority: CN
Inventors: 全都鹏
Original assignee: Xian Youxin Electromechanical Engineering Co Ltd
Current assignee: Xian Youxin Electromechanical Engineering Co Ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-09-29
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses an oil workover rig coaster device, including frame down, the equal fixedly connected with elastic block in both sides at frame top down, the frame all is gone up through set screw fixedly connected with in the top of two elastic blocks, goes up the front of frame and the equal fixedly connected with installation piece in the back, and the inner wall sliding connection of installation piece has the gag lever post, and the top of gag lever post runs through the installation piece and extends to the top of installation piece, the top fixedly connected with mounting panel of gag lever post, the equal fixedly connected with reset spring in both sides of mounting panel bottom, the utility model relates to a coaster device technical field. The pulley device of the petroleum workover rig can be matched and clamped with the limiting hole in the first rotating shaft through the limiting rod to complete the positioning of the first rotating shaft, so that the positioning of the whole pulley device is completed, and the pulley device is simple in structure and convenient to position; make whole coaster device's shock attenuation effect better, at the during operation, can effectively reduce jolting of trip car hook.

Description

Pulley device of petroleum workover rig

Technical Field

The utility model relates to a coaster technical field specifically is an oil workover rig coaster device.

Background

The workover rig or the drifting machine is the most basic and the most main power source in workover and underground operation construction, the workover rig is special drilling and production equipment for petroleum, is divided into two forms of crawler type and tire type according to the operation structure of the workover rig, can be divided into two forms of vehicle-mounted type and self-propelled type according to the classification of a walking chassis, and can be divided into two forms of a single-section derrick and a double-section derrick according to the classification of a derrick type, when the well field operation of an oil field is carried out, the lifting and the descending of a traveling block hook are free, the traveling block hook is limited to operate in a slide way by additionally arranging a pulley device, and the traveling block hook is limited to.

The general coaster of current oil workover rig coaster device does not have positioner, leads to the coaster to be in sliding state always, and is very inconvenient when needs fix a position the coaster, and current coaster device shock attenuation effect is very unsatisfactory, produces big jolting easily at the during operation, influences the work progress.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides an oil workover rig coaster device has solved and can't fix a position and the not good problem of coaster device shock attenuation effect to the coaster device.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a pulley device of an oil workover rig comprises a lower frame, wherein elastic blocks are fixedly connected to two sides of the top of the lower frame, an upper frame is fixedly connected to the tops of the two elastic blocks through fixing screws, mounting blocks are fixedly connected to the front side and the back side of the upper frame, a limiting rod is slidably connected to the inner wall of each mounting block, the top end of each limiting rod penetrates through the corresponding mounting block and extends to the top of the corresponding mounting block, a mounting plate is fixedly connected to the top end of each limiting rod, return springs are fixedly connected to two sides of the bottom of the corresponding mounting plate, the bottom ends of the two return springs are fixedly connected with the top of the corresponding mounting block, positioning bolts are in threaded connection with the front side and the back side of the top of the upper frame, positioning nuts are fixedly connected to the tops of the two positioning bolts, a first rotating shaft is rotatably connected to the right side of the front of the lower frame, one end of the first rotating shaft penetrates through, and the surface of the first rotating shaft is provided with a limiting hole matched with the limiting rod.

Preferably, the top of going up the frame runs through and is seted up flutedly, fixedly connected with crossbearer between the both sides of recess inner wall, the top fixedly connected with pipe of crossbearer.

Preferably, the two sides of the bottom of the transverse frame are fixedly connected with first connecting blocks, and the front surfaces of the first connecting blocks are rotatably connected with movable rods.

Preferably, the both sides at lower frame top all sliding connection have the second connecting block, two the front of second connecting block all is connected with the bottom rotation of carriage release lever.

Preferably, the top of lower frame just is located fixedly connected with spring block between two second connecting blocks, the equal fixedly connected with buffer spring in both sides of spring block, two one side fixed connection that one end that buffer spring kept away from each other all is close to each other with two second connecting blocks.

Preferably, the left side of the front face of the lower frame is rotatably connected with a second rotating shaft, one end of the second rotating shaft penetrates through the lower frame and extends to the back face of the lower frame, and pulleys are fixedly connected to the surfaces of the first rotating shaft and the second rotating shaft.

Preferably, the front and the back of the lower frame are fixedly connected with supporting plates, and the bottoms of the two supporting plates are rotatably connected with side wheels through rotating shafts.

Advantageous effects

The utility model provides an oil workover rig coaster device. Compared with the prior art, the method has the following beneficial effects:

(1) the pulley device of the petroleum workover rig is characterized in that the front side and the back side of an upper frame are fixedly connected with mounting blocks, the inner wall of each mounting block is connected with a limiting rod in a sliding manner, the top end of each limiting rod penetrates through the corresponding mounting block and extends to the top of the corresponding mounting block, the top end of each limiting rod is fixedly connected with a mounting plate, two sides of the bottom of each mounting plate are fixedly connected with return springs, the bottom ends of the two return springs are fixedly connected with the top of the corresponding mounting block, positioning bolts are respectively and threadedly connected with the front side and the rear side of the top of the upper frame, positioning nuts are respectively and fixedly connected with the tops of the two positioning bolts, a first rotating shaft is rotatably connected with the right side of the front side of a lower frame, one end of the first rotating shaft penetrates through the lower frame and extends to the back side of the lower frame, a limiting hole matched with, the positioning of the first rotating shaft is completed, and then the positioning of the whole pulley device is completed, so that the structure is simple, and the positioning is convenient.

(2) This oil workover rig coaster device, through the first connecting block of the equal fixedly connected with in both sides of crossbearer bottom, the front of two first connecting blocks all rotates and is connected with the carriage release lever, the equal sliding connection in both sides at lower carriage top has the second connecting block, the front of two second connecting blocks all rotates with the bottom of carriage release lever to be connected, the top of lower carriage just is located fixedly connected with spring block between two second connecting blocks, the equal fixedly connected with buffer spring in both sides of spring block, one side fixed connection that the one end that two buffer spring kept away from each other all was close to each other with two second connecting blocks, accessible second connecting block and buffer spring's cooperation, turn into the power of vertical direction horizontal direction, use at cooperation elastic block, make whole coaster device's shock attenuation effect better, at the during operation, can effectively reduce jolting of trip block hook.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a top view of the structure of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1;

fig. 4 is a side view of a partial structure of the present invention.

In the figure: 1-lower frame, 2-elastic block, 3-fixing screw, 4-upper frame, 5-mounting block, 6-limiting rod, 7-mounting plate, 8-reset spring, 9-positioning bolt, 10-positioning nut, 11-first rotating shaft, 12-limiting hole, 13-groove, 14-cross frame, 15-round tube, 16-first connecting block, 17-moving rod, 18-second connecting block, 19-spring block, 20-buffer spring, 21-second rotating shaft, 22-pulley, 23-support plate and 24-side wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a pulley device of an oil workover rig comprises a lower frame 1, elastic blocks 2 are fixedly connected to two sides of the top of the lower frame and play a role in damping, the tops of the two elastic blocks 2 are fixedly connected with an upper frame 4 through fixing screws 3, mounting blocks 5 are fixedly connected to the front side and the back side of the upper frame 4, a limiting rod 6 is slidably connected to the inner wall of each mounting block 5, the top end of each limiting rod 6 penetrates through the mounting block 5 and extends to the top of the mounting block 5, a mounting plate 7 is fixedly connected to the top end of each limiting rod 6, return springs 8 are fixedly connected to two sides of the bottom of the mounting plate 7 so as to facilitate the return of the limiting rods 6, the bottom ends of the two return springs 8 are fixedly connected with the top of the mounting blocks 5, positioning bolts 9 are respectively in threaded connection with the front and the back of the top of the upper frame 4, positioning nuts 10 are respectively fixedly connected to the tops of the two positioning bolts 9, and the, realize the up-and-down movement of the spacing rod 6, the right side of the front of the lower frame 1 is rotatably connected with a first rotating shaft 11, one end of the first rotating shaft 11 penetrates through the lower frame 1 and extends to the back of the lower frame 1, the surface of the first rotating shaft 11 is provided with a spacing hole 12 matched with the spacing rod 6, the spacing hole 12 is provided with a plurality of holes for being conveniently matched and clamped with the spacing rod 6, the top of the upper frame 4 is provided with a groove 13 for reducing materials and lightening the mass, a cross frame 14 is fixedly connected between the two sides of the inner wall of the groove 13, the top of the cross frame 14 is fixedly connected with a round pipe 15 for connecting a traveling block hook, the two sides of the bottom of the cross frame 14 are fixedly connected with first connecting blocks 16, the front of the two first connecting blocks 16 is rotatably connected with a moving rod 17, the two sides of the top of the lower frame 1 are slidably connected with second connecting blocks 18, the front of the two second connecting blocks 18 is, lower frame 1's top just is located fixedly connected with spring block 19 between two second connecting blocks 18, the equal fixedly connected with buffer spring 20 in both sides of spring block 19, cooperate two second connecting blocks 18 can turn into the horizontal direction with the vibrations of vertical direction, the shock attenuation effect is better, the one end that two buffer spring 20 kept away from each other all is close to one side fixed connection each other with two second connecting blocks 18, the positive left side of frame 1 is rotated and is connected with second axis of rotation 21 down, the one end of second axis of rotation 21 runs through down frame 1 and extends to the back of frame 1 down, the equal fixedly connected with pulley 22 in surface of first axis of rotation 11 and second axis of rotation 21, the front and the equal fixedly connected with backup pad 23 in back of frame 1 down, the bottom of two backup pads 23 all is connected with side wheel 24 through the pivot rotation, fix a position coaster device side direction.

When the device works, the pulley device runs in a channel steel slideway through the pulley 22 and the side wheel 24, the round pipe 15 is connected with the traveling block hook, the pulley device runs in the slideway after being connected with the traveling block hook to drive the traveling block hook to run, so that the traveling block hook is accurately aligned with the center of a well head, when the device shakes in the sliding process, the two moving rods 17 can drive the first connecting block 16 to slide, and further drive the two buffer springs 20 to buffer, the longitudinal force is converted into a part of transverse force, and then the transverse force is matched with the elastic block 2 for use, the damping effect is good, when the pulley binding device needs to be positioned, the mounting plate 7 is pressed to drive the limiting rod 6 to move, so that the limiting rod 6 is matched and clamped with the limiting hole 12 on the first rotating shaft 11, then the positioning nut 10 is screwed, under the driving of the positioning screw pair 19, the positioning nut 10 limits the mounting plate 7, and the positioning work is finished, if the positioning needs to be released, the positioning nut 10 is loosened, so that the limiting rod 6 is separated from the limiting hole 12.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil workover rig coaster device, includes frame (1) down, its characterized in that: the elastic blocks (2) are fixedly connected to the two sides of the top of the lower frame, the top of each elastic block (2) is fixedly connected with an upper frame (4) through a fixing screw (3), the front and the back of each upper frame (4) are fixedly connected with mounting blocks (5), the inner wall of each mounting block (5) is slidably connected with a limiting rod (6), the top end of each limiting rod (6) penetrates through the corresponding mounting block (5) and extends to the top of the corresponding mounting block (5), the top end of each limiting rod (6) is fixedly connected with a mounting plate (7), two sides of the bottom of each mounting plate (7) are fixedly connected with return springs (8), the bottom ends of the two return springs (8) are fixedly connected with the top of the corresponding mounting block (5), positioning bolts (9) are in threaded connection with the front and the rear of the top of the upper frame (4), and positioning nuts (10) are fixedly connected with the tops of the two positioning bolts (9), the right side of the front face of the lower frame (1) is rotatably connected with a first rotating shaft (11), one end of the first rotating shaft (11) penetrates through the lower frame (1) and extends to the back face of the lower frame (1), and a limiting hole (12) matched with the limiting rod (6) is formed in the surface of the first rotating shaft (11).

2. The oil workover rig tackle device of claim 1, wherein: a groove (13) is formed in the top of the upper frame (4) in a penetrating mode, a cross frame (14) is fixedly connected between the two sides of the inner wall of the groove (13), and a round pipe (15) is fixedly connected to the top of the cross frame (14).

3. The oil workover rig tackle device of claim 2, wherein: the two sides of the bottom of the transverse frame (14) are fixedly connected with first connecting blocks (16), and the front surfaces of the first connecting blocks (16) are rotatably connected with moving rods (17).

4. The oil workover rig tackle device of claim 1, wherein: the two sides of the top of the lower frame (1) are connected with second connecting blocks (18) in a sliding mode, and the front faces of the second connecting blocks (18) are connected with the bottom end of the moving rod (17) in a rotating mode.

5. The oil workover rig tackle device of claim 4, wherein: the top of lower frame (1) just is located fixedly connected with spring block (19) between two second connecting blocks (18), the equal fixedly connected with buffer spring (20) in both sides of spring block (19), two one side fixed connection that one end that buffer spring (20) kept away from each other all is close to each other with two second connecting blocks (18).

6. The oil workover rig tackle device of claim 1, wherein: the left side of the front face of the lower frame (1) is rotatably connected with a second rotating shaft (21), one end of the second rotating shaft (21) penetrates through the lower frame (1) and extends to the back face of the lower frame (1), and pulleys (22) are fixedly connected to the surfaces of the first rotating shaft (11) and the second rotating shaft (21).

7. The oil workover rig tackle device of claim 1, wherein: the front and the back of the lower frame (1) are fixedly connected with supporting plates (23), and the bottoms of the two supporting plates (23) are rotatably connected with side wheels (24) through rotating shafts.