CN205225115U - Equipment is transferred to oil -well rig pipe utensil - Google Patents

Abstract

The application discloses equipment is transferred to oil -well rig pipe utensil including catwalk main part, catwalk car and ramp, still just is located the at least a set of pipe utensil sorting mechanism between tub utensil emission frame and the catwalk main part including the one side or the both sides that set up in the catwalk main part, and every group pipe possesses the sorting mechanism and all includes: a pedestal. The bracket, one side near the catwalk main part of bracket articulates on the base, bracket lifting unit spare sets up in bracket below and is located one side of keeping away from the catwalk main part of bracket for one side of keeping away from the catwalk main part of jack -up bracket, selecting separately the roof, setting up in the next -door neighbour catwalk of bracket main part one side, the upper surface of selecting separately the roof is towards the inclined plane of catwalk main part, roof lifting unit spare sets up in selecting separately the roof below for the roof is selected separately to jack -up, makes sorting roof inclined plane exceed the bracket upper surface and be higher than catwalk main part upper surface. Realized that the pipe utensil is automatic and discharged the frame from the pipe utensil and transfer the function to the catwalk main part in to greatly reduced artifical intensity of labour, improved work efficiency.

Description

An oil drilling rig pipe transfer equipment

technical field

The utility model relates to the technical field of oil drilling equipment, in particular to an oil drilling rig pipe transfer equipment.

Background technique

The drilling operation is to drill the drilling rig pipes into the surface through the drilling equipment, and then take out the drilling rig pipes after the drilling is completed. The number of pipes required for drilling is relatively large, generally hundreds or thousands, which need to be continuously transferred between the drilling floor and the pipe rack, and the workload is heavy.

An existing device for transferring pipes between the drill floor and the pipe discharge rack mainly includes a ramp, a catwalk and a catwalk support frame; The front end of the catwalk is docked; the catwalk is equipped with a catwalk trolley that slides and cooperates with the catwalk, and the catwalk trolley can move back and forth on the catwalk for transferring pipes on the catwalk; the ramp is equipped with a ramp trolley that slides and cooperates with the ramp , the ramp car is used to transfer pipes on the ramp; the position where the ramp meets the catwalk is provided with a ramp pushing mechanism, a turning mechanism and a lifting mechanism, which are used to move the pipe between the ramp and the catwalk Transition transfer; the middle position of the catwalk is provided with a pushing mechanism for pushing the pipes on the catwalk to both sides of the catwalk. When transferring the pipes from the pipe discharge rack to the drill floor, the operator puts the pipes on the catwalk, one end of the pipes is stuck on the holder of the catwalk trolley, and the pipes are transferred to the ramp by the catwalk trolley. The other end of the pipe is lifted away from the catwalk surface by the lifting mechanism, and the catwalk car continues to move forward against the pipe, so that the pipe enters the bay of the ramp car at a certain angle, and is transferred to the drill floor by the ramp car . When transferring the pipes from the drill floor to the discharge rack, the operator puts the pipes on the ramp, and transfers the pipes to the catwalk through the ramp truck, and the pipes are transferred to the catwalk through the ramp pushing mechanism and the turning mechanism Finally, the catwalk is moved on the catwalk by the catwalk cart, and after reaching the designated position, the pipes on the catwalk are pushed to the pipe discharge racks on both sides of the catwalk through the pushing mechanism, and the operating mechanism of the whole device is connected to the Controller, controlled by the controller.

Although the above-mentioned device can realize the transfer of pipes between the drill floor and the pipe discharge rack, the process of transferring the pipe from the pipe discharge rack to the catwalk and fixing one end of the pipe on the catwalk cart is all manually operated , It consumes a lot of manpower, which affects the work efficiency; in addition, the surface of the catwalk is flat, and the pipe is prone to deflection when it is transferred on the catwalk, and cannot be transferred along the transfer direction of the catwalk, which is not conducive to subsequent transfer operations. Especially when transferring from the catwalk to the ramp, due to the deflection of the pipe, the end of the pipe is not easy to transfer to the ramp, the transfer is not smooth, and there may even be safety problems such as pipe jamming and falling. In addition, the executive mechanism for the transfer and transition of the pipe between the ramp and the catwalk is complex and has a high failure rate.

To sum up, how to solve the problem of high manual labor intensity in the process of transferring the pipes from the pipe discharge rack to the catwalk has become an urgent problem to be solved by those skilled in the art.

Utility model content

In view of this, the purpose of this utility model is to provide a pipe transfer equipment for oil drilling rigs, so that the pipes can be automatically transferred from the pipe discharge rack to the catwalk, and the labor intensity can be reduced.

In order to achieve the above object, the utility model provides the following technical solutions:

An oil drilling rig pipe transfer equipment, including a catwalk main body, a catwalk car and a ramp, and also includes a set on one side or both sides of the catwalk main body and between the pipe discharge rack and the catwalk main body At least one set of pipe sorting mechanisms, each set of pipe sorting mechanisms includes:

Bracket for placing pipes on it;

The bracket lifting part is arranged below the bracket and is located on the side of the bracket away from the catwalk main body, and is used to jack up the side of the bracket away from the catwalk main body;

The sorting top plate is arranged on the side of the bracket close to the main body of the catwalk, and the upper surface of the sorting top plate is an inclined plane facing the main body of the catwalk;

The top plate lifting part is arranged below the sorting top plate and is used to jack up the sorting top plate so that the slope of the sorting top plate is higher than the upper surface of the bracket and higher than that of the main body of the catwalk. upper surface;

Base, the base supports the bracket, the side of the bracket close to the main body of the catwalk is rotatably connected to the base, the bracket lifting parts and the top plate lifting parts are all arranged on the inside the base.

Preferably, in the above oil rig pipe transfer equipment, it also includes at least two liftable guiding and positioning mechanisms arranged on the main body of the catwalk, and the adjacent guiding and positioning mechanisms are arranged at intervals, two of them The guide and positioning mechanisms are respectively arranged at both ends of the transfer direction of the catwalk main body, and are used to adjust the relative position of the pipe and the catwalk cart and guide the transfer of the pipe on the upper surface of the catwalk main body. direction.

Preferably, in the above oil rig pipe transfer equipment, each of the guiding and positioning mechanisms includes:

Guide plate, described guide plate can turn over and be hinged on the upper surface of described catwalk main body, the free side of described guide plate is provided with guide groove, on the transfer direction of described catwalk main body, described guide groove and all Corresponding to the clamping position of the pipes of the catwalk cart;

The guide plate lifting part is arranged inside the main body of the catwalk and is hinged with the free side of the guide plate, and is used to drive the free side of the guide plate to flip into and out of the upper surface of the main body of the catwalk.

The roller is rotatably arranged on the guide plate, and the circumferential surface of the roller exceeds the bottom of the guide groove.

Preferably, in the above oil rig pipe transfer equipment, it also includes at least one set of pipe push-off mechanisms arranged on the main body of the catwalk, and each set of pipe push-off mechanisms includes:

Turn over the frame, the upper surface of the main body of the catwalk is provided with a through hole perpendicular to the transfer direction of the main body of the catwalk, and the overturning frame is embedded in the through hole;

At least one reversing frame lifting part is arranged inside the catwalk main body and at the end of the reversing frame, and is used to push one end of the reversing frame out of the upper surface of the catwalk main body.

Preferably, in the above oil drilling rig pipe transfer equipment, the upper surface of the ramp is provided with a chute for guiding the pipe, and the chute corresponds to the pipe clamping position of the catwalk cart; It includes a ramp secondary lifting system arranged on the ramp, and the ramp secondary lifting system includes:

a winch mounted on the ramp;

The lifting pallet is reversibly slidably connected to the ramp;

The guide pulley set is arranged on the ramp, and the free side of the lifting pallet is connected with the hoist after being guided by the pull rope through the guide pulley set, and the lifting pallet can be turned over at the bottom of the ramp and Slide up and down along the transfer direction of the ramp.

Preferably, in the above oil rig pipe transfer equipment, the catwalk vehicle includes:

car body;

A bucket is arranged on the side of the car body close to the drill floor;

The claw is rotatably connected to the vehicle body, and the free side of the claw is provided with a slot for clamping the end of the pipe;

The claw telescopic cylinder is arranged on the vehicle body, and the telescopic end of the claw telescopic cylinder is hinged to the claw;

Pipe flat pushing plate, movably arranged in the bucket, used to push the pipe out of the bucket;

The pipe flat push cylinder is fixed on the car body, and the telescopic end of the pipe flat push cylinder is connected with the pipe flat push plate.

Preferably, in the above oil rig pipe transfer equipment, the push-pull driving system of the catwalk vehicle includes:

Power components are arranged on the main body of the catwalk;

The driving shaft and the driven shaft are respectively rotatably arranged at the two ends of the moving direction of the main body of the catwalk, and the driving shaft is connected to the power part by transmission;

A traction rope is connected to the driving shaft and the driven shaft around the drive, and the traction rope is connected to the catwalk;

The tension screw is arranged on the main body of the catwalk along the transfer direction of the main body of the catwalk, and one end of the tension screw is connected with the fixed seat of the driven shaft for adjusting the tension of the traction rope. tightness.

The stop shifting fork is arranged on the catwalk main body and is close to the transfer terminal of the catwalk main body, and is used for locking the catwalk cart at the transfer terminal of the catwalk main body.

Preferably, in the above oil rig pipe transfer equipment, the main body of the catwalk is provided with a first travel switch group for controlling the stroke of the catwalk trolley, and the body of the catwalk trolley is provided with The light shield used in conjunction with the first travel switch group, the first travel switch group is signal-connected to the control device of the oil drilling rig pipe transfer equipment;

A second travel switch group for controlling the travel of the lifting pallet is also arranged on the ramp, and the second travel switch group is connected to the control device for signals.

Preferably, in the above oil rig pipe transfer equipment, the bracket lifting part, the top plate lifting part, the guide plate lifting part, and the turning frame lifting part are all cylinders, and all of them are connected with the cat The gas storage tank inside the main body of the channel is connected through a gas pipeline, and a pneumatic valve is arranged on the gas pipeline.

Preferably, in the above-mentioned oil drilling rig pipe transfer equipment, the claw telescopic cylinder and the pipe horizontal push cylinder are both air cylinders, and both communicate with the gas storage tank inside the main body of the catwalk through an air pipeline , the catwalk car also includes a hose reel arranged on the car body for retracting and releasing the gas line.

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

In the oil drilling rig pipe transfer equipment provided by the utility model, at least one set of pipe sorting mechanisms are arranged on one side or both sides of the transfer channel of the catwalk main body, and the pipe sorting mechanisms are located between the catwalk main body and the pipe discharge rack. Each set of pipe sorting mechanism includes a bracket, a bracket lifting part, a sorting top plate and a top plate lifting part. The side away from the main body of the catwalk is used to lift the side of the bracket away from the main body of the catwalk, so that the pipe on the bracket rolls to the side close to the main body of the catwalk. When the pipe rolls to the side where the sorting top plate is located When the bracket is in the position, the lifting part of the top plate pushes the sorting top plate out of the upper surface of the bracket. Since the upper surface of the sorting top plate is an inclined plane facing the main body of the catwalk, the pipe rolls on the sorting top plate towards the main body of the catwalk. Eventually rolled onto the upper surface of the main body of the catwalk. The above process realizes the function of automatically transferring pipes from the pipe discharge rack to the main body of the catwalk, thereby greatly reducing labor intensity and improving work efficiency.

In one embodiment of the present invention, the main body of the catwalk is provided with a liftable guiding and positioning mechanism. The guiding and positioning mechanism is used to adjust the relative position of the pipes on the main body of the catwalk and the catwalk cart, and guide the pipes on the catwalk. The transfer direction of the upper surface of the main body. This avoids the direction deviation of the pipe when it is transferred on the upper surface of the catwalk, facilitates the subsequent transfer of the pipe, does not cause problems such as pipe jamming and falling, and automatically completes the clamping position of the pipe and the catwalk cart The positioning further reduces the labor intensity and improves work efficiency.

In another embodiment of the utility model, the ramp is provided with a ramp secondary lifting system, which is powered by a winch and driven by a guide pulley block. The plate moves upward along the transfer direction of the ramp, which further increases the height of the pipe, and can lift the pipe to a higher drill floor. The supporting plate is turned over to contact with the upper surface of the main body of the catwalk, and can be slid from the lifting pallet to the catwalk trolley by using the own gravity of the pipe. Simplifies the actuator for the transition of the pipe between the ramp and the main body of the catwalk, which is easy to operate and reduces the failure rate.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description It is only an embodiment of the utility model, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is a front view of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 2 is a top view of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 3 is a schematic diagram of a pipe sorting mechanism of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 4 is a schematic diagram of a guiding and positioning mechanism of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 5 is a schematic diagram of a pipe pushing and unloading mechanism of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 6 is a schematic diagram of a ramp secondary lifting system of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Figure 7 is a partial enlarged view in Figure 6;

Fig. 8 is a schematic diagram of a catwalk vehicle of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention;

Fig. 9 is a side view of an oil drilling rig pipe transfer equipment provided by an embodiment of the present invention.

In Figures 1-9, 1 is the catwalk main body, 2 is the pipe sorting mechanism, 21 is the bracket, 22 is the sorting top plate, 23 is the lifting part of the bracket, 24 is the lifting part of the top plate, 25 is the base, 3 is the guide positioning mechanism, 31 is the guide plate, 32 is the lifting part of the guide plate, 33 is the roller, 4 is the pipe pushing mechanism, 41 is the turning frame, 42 is the lifting part of the turning frame, 43 is the support frame, 5 is the ramp , 6 is the drill floor, 7 is the pipe, 8 is the power component, 9 is the secondary lifting system of the ramp, 91 is the lifting pallet, 92 is the winch, 93 is the guide pulley block, 94 is the pulling rope, 10 is the driving shaft , 11 is the driven shaft, 12 is the traction rope, 13 is the catwalk car, 131 is the car body, 132 is the bucket, 133 is the claw, 134 is the telescopic cylinder of the claw, 135 is the flat push plate of the pipe, 136 is the pipe Horizontal push cylinder, 137 hose reel, 138 card slot, 139 is a light shield, 14 is a tension screw, 15 is a stop shift fork, 16 is a control device, 181 is a first stroke switch, 182 is a second stroke switch, 183 184 is the fourth travel switch, 185 is the fifth travel switch, 19 is the gas storage tank, 20 is the pneumatic valve, and 26 is the gas pipeline.

detailed description

The core of the utility model is to provide a pipe transfer equipment for an oil drilling rig, the pipe can be automatically transferred from the pipe discharge rack to the catwalk, and the labor intensity is reduced.

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-Fig. 3, the utility model embodiment provides a kind of oil rig pipe transfer equipment, including catwalk main body 1, catwalk cart 13, ramp 5 and pipe sorting mechanism 2; wherein, The catwalk main body 1 is a rectangular parallelepiped worktable placed flat on the working ground. The length direction of the catwalk main body 1 is the transfer direction of the pipe 7, and the two ends of the transfer direction are the transfer start end and transfer terminal respectively. For the convenience of description, this article The front end of the catwalk main body 1 refers to the transfer terminal, and the rear end of the catwalk main body 1 refers to the transfer start end; the catwalk cart 13 is arranged on the upper plane of the catwalk main body 1, and the catwalk cart 13 is driven along the catwalk through a push-pull drive system. The transfer direction of the catwalk main body 1 moves; the ramp 5 is used to be arranged between the drill floor 6 and the catwalk main body 1. Generally, the height of the drill floor 6 is higher than the catwalk main body 1, and the ramp 5 is placed obliquely. The upper end is lapped on the drill floor 6, and the bottom end is docked with the front end of the catwalk main body 1; the pipe sorting mechanism 2 is set on one side or both sides of the transfer channel of the catwalk main body 1, and the pipe sorting mechanism 2 is located on the pipe Between the discharge frame and the catwalk main body 1, there are at least one set of pipe sorting mechanisms 2 .

Each group of pipe sorting mechanism includes bracket 21, bracket lifting part 23, sorting top plate 22 and top plate lifting part 24; wherein, bracket 21 is used to place pipe 7; Below the frame 21 and positioned at the side of the bracket 21 away from the catwalk main body 1, it is used to jack up the side of the bracket 21 away from the catwalk main body 1, so that the side of the bracket 21 away from the catwalk main body 1 is high On the side of the bracket 21 close to the catwalk main body 1, the effect is to make the pipe 7 roll on the bracket 21 towards the catwalk main body 1. Preferably, the height of the side of the bracket 21 close to the catwalk main body 1 is low On the upper surface of the catwalk main body 1, the pipe 7 rolls to the side of the bracket 21 adjacent to the catwalk main body 1 and stops. Of course, the overall height of the bracket 21 can also be higher than the upper surface of the catwalk main body 1; Sorting top plate 22 is arranged on the side close to catwalk main body 1 of bracket 21, and the upper surface of sorting top plate 22 is the slope facing catwalk main body 1; Lift the sorting top plate 22 so that the slope of the sorting top plate 22 is higher than the upper surface of the bracket 21 and higher than the upper surface of the catwalk main body 1, so that the single pipe 7 staying above the sorting top plate 22 will be separated The inclined surface of the top plate 22 is rolled onto the upper surface of the catwalk main body 1, and the automatic transfer of the pipes 7 from the pipe discharge rack to the catwalk main body 1 is completed.

During work, the pipe 7 is placed on the bracket 21, and the side of the bracket 21 away from the catwalk main body 1 is lifted up by the bracket lifting part 23, so that the pipe 7 rolls to the side of the bracket 21 adjacent to the catwalk main body 1. On one side (that is, above the sorting top plate 22), the sorting top plate 22 is jacked up by the top plate lifting part 24, and the pipe 7 is lifted, and at the same time, it rolls onto the upper surface of the catwalk main body 1 on the slope of the sorting top plate 22 , to complete the automatic transfer of the pipe tool 7, compared with the existing manual transfer, the labor intensity is reduced and the work efficiency is improved.

As shown in Figure 3, the pipe sorting mechanism 2 is further optimized, the pipe sorting mechanism 2 in the present embodiment also includes a base 25, the base 25 is connected to one side or both sides of the catwalk main body 1, and the base 25 supports the bracket 21. The side of the bracket 21 close to the catwalk main body 1 is rotatably connected to the base 25, and the bracket lifting part 23 and the top plate lifting part 24 are both arranged in the base 25. The purpose of setting the base 25 is to facilitate the fixing of the bracket 21, the bracket lifting part 23 and the top plate lifting part 24. When not working, the bracket 21 is directly supported on the base 25 and gets final product. Certainly, also can not be provided with base 25, bracket 21 is directly supported on the side away from catwalk main body 21 by a bracket lifting part 23, and the other side is hinged on catwalk main body 1, or the both sides of bracket 21 respectively It is supported by the bracket elevating member 23 .

As shown in Figures 2 and 3, in this embodiment, the brackets 21 of a group of pipe sorting mechanisms 2 are at least two brackets arranged perpendicular to the catwalk main body 1, with intervals between adjacent brackets , for a plurality of brackets to jointly support the pipe 7 , and each bracket corresponds to a bracket lifting part 23 . One end of the support rod, which is adjacent to the catwalk main body 1, is hinged on the base 25, and the other end is supported and jacked up by the bracket lifting part 23. In this embodiment, each set of pipe sorting mechanisms 2 preferably includes two supporting rods, and two sets of pipe sorting mechanisms 2 are arranged on both sides of the catwalk main body 1 respectively. Of course, the bracket 21 of a set of pipe sorting mechanism 2 can also be a rectangular plate, the long side of the rectangular plate is parallel to the length direction of the catwalk main body 1, as long as one end of the bracket 21 can be lifted up.

As shown in Figures 1, 2 and 4, on the basis of the above-mentioned embodiments, the oil drilling rig pipe tool transfer equipment in the embodiment of the present invention also includes a liftable guiding and positioning mechanism 3, and the guiding and positioning mechanism 3 is arranged on the catwalk On the main body 1, and the number is at least two, adjacent guide positioning mechanisms 3 are arranged at intervals, wherein the two guide positioning mechanisms 3 are respectively arranged on the two ends of the transfer direction of the catwalk main body 1, that is, close to the catwalk main body 1 The front end and the rear end are provided for adjusting the relative position of the positioning pipe 7 and the catwalk cart 13 and guiding the transfer direction of the pipe 7 on the upper surface of the catwalk main body 1 . During work, when the pipe 7 is transferred from the pipe sorting mechanism 2 to the upper surface of the catwalk main body 1, the pipe 7 and the catwalk cart 13 need to be locked and fixed, and then transferred by the catwalk cart 13. In this embodiment The relative position of the pipe 7 on the catwalk main body 1 and the catwalk cart 13 can be automatically adjusted by the guide positioning mechanism 3, so that the catwalk cart 13 can clamp the pipe fixture 7. The transfer of the tool 7 is guided to avoid the deflection of the transfer direction of the tube tool 7 on the upper surface of the catwalk main body 1, and prevent the tube tool 7 from being stuck or falling.

As shown in Fig. 2 and Fig. 4, the present embodiment provides a kind of specific guiding and positioning mechanism 3, and each guiding and positioning mechanism 3 all comprises guide plate 31 and guide plate lifting part 32; There is a through hole matching the shape of the guide plate 31, the guide plate 31 can be embedded in the through hole, and the guide plate 31 can be flipped and hinged on the upper surface of the catwalk main body 1, and the free side of the guide plate 31 is provided with an arc The guide grooves, the arc guide grooves are used to guide with the pipe 7, the number of guide grooves is one, two, three or more, in the transfer direction of the catwalk main body 1, the guide grooves and the catwalk car 13 corresponds to the clamping position of the pipe, which is used to locate the relative position of the pipe 7 and the catwalk cart 13; the guide plate lifting part 32 is arranged inside the catwalk main body 1 and is hinged with the free side of the guide plate 31 for driving and guiding The free side of the plate 31 is flipped in and out of the upper surface of the catwalk body 1 .

The working principle of the above guide and positioning mechanism is: when the pipe 7 is transferred from the pipe sorting mechanism 2 to the upper surface of the catwalk main body 1, the pipe 7 stays at any position on the upper surface of the catwalk main body 1, and passes through the guide plate The lifting part 32 lifts up the free side of the guide plate 31, and the guide plate 31 turns over to the outside of the upper surface of the catwalk main body 1, and the guide groove changes from a flat position to an oblique or vertical position. A certain guide groove of 7 lifts the pipe 7 and guides it into the guide groove, and the position of the guide groove corresponds to the clamping position of the pipe of the catwalk cart 13. Therefore, the pipe 7 is adjusted and positioned to the catwalk cart 13 can fix the position of the pipe 7, which is convenient for the catwalk cart 13 to fix the pipe 7, and replaces the operation of manual adjustment and positioning of the pipe 7, which further reduces the labor intensity and improves the work efficiency. After the pipe 7 is fixed by the catwalk car 13, the free side of the guide plate 31 close to the catwalk car 13 descends and returns to the upper surface of the catwalk main body 1, while the guide plate 31 positioned at the front end of the catwalk main body 1 continues Jacking up outward, the catwalk trolley 13 pushes the pipe 7 to the front end of the catwalk main body 1. Since the pipe 7 is located in the guide groove of the front guide plate 31, the transfer of the pipe 7 will not be deflected, which is convenient for subsequent transfer operation.

Further, in this embodiment, the guide positioning mechanism 3 further includes a roller 33 rotatably disposed on the guide plate 31 , and the circumferential surface of the roller 33 exceeds the bottom of the guide groove. The purpose is to avoid direct contact between the pipe 7 and the bottom of the guide groove, thereby reducing the transfer resistance of the pipe 7 , during the pipe 7 guiding process, the pipe 7 is in rolling contact with the roller 33 . Of course, the roller 33 may not be provided, and the pipe tool 7 directly contacts the guide groove, but the effect of not providing the roller 33 is good.

As shown in Figure 1, Figure 2 and Figure 5, the oil drilling rig pipe transfer equipment in this embodiment also includes at least one set of pipe pushing mechanism 4, and the pipe pushing mechanism 4 is arranged on the catwalk main body 1, each group of pipe Tool pushing and unloading mechanism 4 comprises overturn frame 41 and at least one overturn frame elevating part 42, wherein, the upper surface of catwalk main body 1 is provided with the through hole perpendicular to the transfer direction of catwalk main body 1, and overturn frame 41 is embedded in this through hole Inside; the flip frame lifting part 42 is arranged on the inside of the catwalk main body 1 and is positioned at the bottom of the end of the flip frame 41, and is used to push one end of the flip frame 41 out of the upper surface of the catwalk body 1, so that one end of the flip frame 41 is higher than The other end forms an inclined plane on which the pipes 7 on the upper surface of the catwalk main body 1 roll to the pipe sorting mechanism 2 on both sides of the catwalk main body 1 to realize automatic unloading of the pipes 7 . One reversing frame 41 corresponds to one or two reversing frame elevating parts 42. When corresponding to one, the pipe 7 can only discharge to the side of catwalk main body 1. When corresponding to two, that is, the two ends of one reversing frame 41 are respectively Supporting a lifting part 42 of the turning frame, the discharge of the pipe 7 to both sides is realized by jacking up the different ends of the turning frame 41 . If there are multiple pipe tool ejection mechanisms 4, the inclination directions of the plurality of pipe tool ejection mechanisms 4 must be consistent.

Preferably, when the pipe pushing mechanism 4 is not in use, the overturning frame 41 is supported on the support frame 43 in the main body of the catwalk 1, so as to facilitate fixing the overturning frame 41. Of course, the overturning frame 41 can also be directly supported on the lifting part 42 of the overturning frame superior.

As shown in Fig. 1, Fig. 6 and Fig. 7, the oil drilling rig in the embodiment of the utility model also includes a ramp secondary lifting system 9 arranged on the ramp 5, and the ramp secondary lifting system 9 includes a winch 92, a lifting Supporting plate 94, guide pulley block 93 and lifting rope 94; Wherein, winch 92 is installed on the ramp 5, is specifically installed on the bottom of the lower surface of ramp 5, and winch 92 is preferably an explosion-proof winch; Lifting supporting plate 94 reversibly Slidingly connected to the upper surface of the ramp 5, the limit position of the lifting pallet 91 turning over is that the plate surface and the upper surface of the ramp 5 are 90 degrees, and the lifting pallet 91 can maintain a state perpendicular to the ramp surface along the ramp 5 Sliding in the transfer direction, used to support the bottom end of the pipe 7; the guide pulley block 93 is arranged on the ramp 5, specifically on the lower surface of the ramp 5, and the free side of the lifting pallet 91 passes through the pull rope 94 through the guide pulley block 93 After being guided, it is connected with the hoist 92, and the lifting pallet 91 can turn over at the bottom of the ramp 5 and slide up and down along the transfer direction of the ramp 5 . When the lifting pallet 91 was positioned at the bottom of the ramp 5, the hoist 92 no longer provided the lifting force to the free side of the lifting pallet 91, and the free side of the lifting pallet 91 turned over, and the upper surface of the catwalk main body 1 or the catwalk Car 13 contacts, and pipe tool 7 slides down on catwalk main body 1 or catwalk car 13 from lifting pallet 91 by deadweight.

It can be seen that the ramp secondary lifting system 9 in this embodiment can not only continue to lift the pipe 7 on the ramp, but also can lift the pipe 7 to a higher drill floor, which solves the problem of the height of the drill floor in the prior art. The limit problem can reach more than 7.5m, and the structure of the lifting pallet 91 is simple. By turning over at the bottom of the ramp 5, the drilling operation of the pipe 7 relying on its own weight is realized, and the operation is simple. Compared with the structure in the prior art , simplifying the structure and operation of the transition actuator of the pipe 7 between the ramp 5 and the catwalk main body 1, the pipe 7 is transferred more smoothly, and the failure rate is reduced.

Further optimization, in this embodiment, the upper surface of the ramp 5 is provided with a chute for guiding the pipe 7, and the chute corresponds to the clamping position of the pipe of the catwalk 13, so that the pipe 7 can be drilled and lowered During the drilling process, the accuracy of the transfer direction of the pipe 7 is better ensured, so that the transfer of the pipe 7 is more stable. The ramp 5 can be selected as a corrugated ramp, and the quantity and position of the corrugated grooves correspond to the clamping position and quantity of the pipes of the catwalk car 13 . Lifting rope 94 is preferably a steel wire rope.

As shown in Figure 8 and Figure 9, the present embodiment optimizes the catwalk car 13, the catwalk car 13 includes a car body 131, a bucket 132, a claw 133 and a claw telescopic cylinder 134; the car body 131 is arranged on the catwalk On the upper surface of the main body 1, the bucket 132 is arranged on the side of the car body 131 close to the drill floor 6, and the bottom of the bucket 132 is in contact with the upper surface of the main body 1 of the catwalk; The pawl 133 is rotatably connected to the car body 131, and the free side of the pawl 133 is provided with a draw-in groove 138 for clamping the end of the pipe tool 7. The position and quantity of the draw-in groove 138 are the same as the guide groove of the guide plate 31 of the guide positioning mechanism 3. And the position and the quantity of the chute of ramp 5 are all corresponding; The claw telescopic cylinder 134 is arranged on the car body 131, and the telescopic end of the claw telescopic cylinder 134 is hinged with the claw 133, and is used to drive the claw 133 to turn over and hold The operation of fixing pipe tool 7 and unclamping.

Further, the catwalk car 13 also includes a pipe flat push plate 135 and a pipe flat push cylinder 136; the pipe flat push plate 135 is movably arranged in the bucket 132 for pushing the pipe 7 out of the bucket 132; Tool flat push cylinder 136 is fixed on the car body 131, and the telescoping end of pipe tool flat push cylinder 136 is connected with pipe tool flat push plate 135, provides the power of horizontal push for pipe tool flat push plate 135.

In the present embodiment, the push-pull driving system of catwalk car 13 comprises power unit 8, driving shaft 10, driven shaft 11, traction rope 12 and tension lead screw 14; Wherein, power unit 8 is arranged on catwalk main body 1, Can adopt motor and speed reducer, or hydraulic motor etc., as long as can drive driving shaft 10 to rotate; It is arranged at the front end, and the driven shaft 11 is arranged at the rear end, and the driving shaft 10 is connected to the power part 8 in transmission; the traction rope 12 is wrapped around the driving shaft 10 and the driven shaft 11, and driven by the rotation of the driving shaft 10, the traction rope 12 is driven to make a reciprocating loop Motion, traction rope 12 is connected with catwalk car 13, is specifically connected on the car body 131 side plate of catwalk car 13; One end of lead screw 14 is connected with the fixed seat of driven shaft 11, is used for adjusting the distance between driving shaft 10 and driven shaft 11, and then adjusts the degree of tension of traction rope 12, guarantees that traction rope 12 does not skid, and tractive force is stable.

As shown in Figure 1, the oil drilling rig pipe tool transfer equipment in this embodiment also includes a stopper fork 15 that is arranged on the catwalk main body 1 and is close to the transfer terminal of the catwalk main body 1, and is used to block the catwalk trolley 13. The transfer terminal at the catwalk main body 1. The stop fork 5 is used in the transfer transition stage of the pipe 7 between the ramp 5 and the catwalk main body 1, and the specific operation will be introduced below.

In order to precisely control the transfer stroke of the catwalk car 13 on the catwalk main body 1, as shown in Figure 1 and Figure 8, the catwalk main body 1 is provided with a first stroke switch group for controlling the stroke of the catwalk car 13, the catwalk The car body 131 of the car 13 is provided with a light-shielding plate 139 used in conjunction with the first travel switch group, and the first travel switch group is connected to the control device 16 for signals. The first travel switch group is preferably provided with three, the first travel switch 181 that is arranged on the rear end of catwalk main body 1, the second travel switch 182 that is arranged on catwalk main body 1 rear end and the position near guide positioning mechanism 3, arranges The third travel switch 183 at the front end of the catwalk main body 1 and close to the ramp 5 can automatically stop the catwalk car 13 through the cooperation of the light shield 139 and the corresponding travel switch. Of course, the number of the first travel switch group can also be two, four or more, which is not specifically limited here.

Similarly, in order to accurately control the transfer stroke of the lifting pallet 91 on the ramp 5, as shown in Figure 1 and Figure 6, the ramp 5 is also provided with a second stroke switch group for controlling the stroke of the lifting pallet 91 , the second travel switch group is connected to the control device 16 for signals. The second travel switch group is preferably provided with two, namely the fourth travel switch 184 arranged at the bottom of the ramp 5, the fifth travel switch 185 arranged at the middle position of the ramp 5, and the lifting of the supporting plate 91 is realized by the second travel switch group. Automatic stop.

The above control device 16 includes a PLC control cabinet and a wireless remote controller, and the start-stop operation of the catwalk car 13 and the lifting pallet 91 is realized by the wireless remote controller.

In this embodiment, the bracket lifting part 23, the top plate lifting part 24, the guide plate lifting part 32, and the flip frame lifting part 42 are all air cylinders, and are all connected to the gas storage tank 19 inside the catwalk main body 1 through the gas pipeline 26 The pneumatic valve 20 is arranged on the gas pipeline 26, and the pneumatic valve 20 is controlled by the control device 16. Of course, the bracket elevating part 23, the top plate elevating part 24, the guide plate elevating part 32, and the overturn frame elevating part 42 can also be hydraulic cylinders or electric elevating rods, as long as the elevating operation can be realized.

In this embodiment, the claw telescopic cylinder 134 and the pipe horizontal push cylinder 136 are all air cylinders, and all communicate with the gas storage tank 19 inside the catwalk main body 1 through the gas pipeline 26, and the catwalk car 13 also includes a The hose reel 137 on the car body 131 for retracting and releasing the gas pipeline 26, along with the transfer of the catwalk car 13, the gas pipeline 26 is continuously retracted. Of course, the clamping telescopic cylinder 134 and the horizontal push cylinder 136 of pipes can also be hydraulic cylinders or electric telescopic rods, as long as they can be stretched.

When the oil drilling rig pipe transfer equipment in the utility model is in operation, it includes the process of sending pipes upward and the process of sending pipes downward, and the two processes will be described below.

Pipe delivery process: when the pipe 7 needs to be delivered to the drill floor 6 during the construction process, press the control key of the wireless remote control, and the bracket lifting part 23 on the pipe sorting mechanism 2 lifts the bracket 21 away from the catwalk On one side of the main body 1, the pipe 7 rolls on the bracket 21 toward the side close to the catwalk main body 1, the top plate lifting part 24 lifts up the sorting top plate 22, and a pipe 7 near the catwalk main body 1 is lifted and Roll along the top slope of the sorting top plate 22 to the upper plane of the catwalk main body 1; through the lifting action of the bracket 21 and the sorting top plate 22, a plurality of pipes 7, preferably three pipes 7 are jacked up and rolled to the catwalk Body 1 upper plane.

Then the guide plate lifting parts 32 jack up the front and rear guide plates 31 respectively, and the pipes 7 on the front and rear guide plates 31 are also lifted up. pipe 7, and ensure that the same pipe 7 is rolled into the corresponding arc guide groove of the front and rear guide plates 31, so that three pipes 7 are simultaneously positioned on the catwalk main body 1.

Subsequently, the catwalk car 13 advances to the pipe tool 7 rear end (the position of the second travel switch 182) under the drive of the push-pull drive system, the rear side guide plate 31 falls and resets, and the pipe tool 7 rear end falls in the bucket 132, The claw telescopic cylinder 134 is ejected, the claw 133 presses the rear end of the pipe 7, and the catwalk cart 13 continues to push the pipe 7 to move forward. At this time, the guide plate 31 on the front side continues to guide; When in the ramp 5 corrugated grooves, the front side guide plate 31 falls and resets; when the catwalk car 13 advances to the front end of the catwalk main body 1 (the position of the third travel switch 183), it stops moving, and the stop shift fork 15 rises to prevent the catwalk Car 13 retreats.

The pipe flat push cylinder 136 pushes the pipe flat push plate 135 to push the rear end of the pipe 7 onto the lifting bracket 91; Road 5 middle part (the position of the 5th travel switch 185) stops motion, and pipe tool 7 front ends expose drill floor 6 upper plane and are used by drill floor personnel.

The pipe flat push cylinder 136 pulls the pipe flat push plate 135 to reset, the stop shift fork 15 retracts, the catwalk trolley 13 returns to the original starting point at the rear end of the catwalk main body 1 (the position of the first stroke switch 181), and the pipe is sent up The process is complete.

Decentralized pipe fittings process:

When the pipe 7 needs to be delivered to the pipe discharge rack during the construction process, press the control key of the wireless remote controller, and the hoist 92 pulls the lifting bracket 91 through the lifting rope 93 and moves upwards to the middle of the ramp 5 along the corrugated ramp (fifth The position of travel switch 185) stops motion, catwalk car 13 advances to catwalk main body 1 front end (the position of the 3rd travel switch 183) and stops motion, and stop shift fork 15 rises and prevents catwalk car 13 from retreating.

The drill floor operator lowers the rear end of the pipe 7 onto the lifting bracket 91 along the corrugated groove of the ramp 5; 184 position) to terminate the motion; hoist 92 no longer provides pulling force, and the lifting pallet 91 flips back to its original position, and the free side of the lifting pallet 91 contacts the bucket 132 of the catwalk car 13, and the rear end of the pipe tool 7 is in the gravity Inertia effect slides into the bucket 132 of catwalk car 13, claw telescopic cylinder 134 ejects, and claw 133 grasps the rear end of pipe tool 7.

Then the gear shift fork 15 is retracted, and the catwalk car 13 drives the pipe 7 to move backward to the middle part of the catwalk main body 1 (the position of the second stroke switch 182), the claw telescopic cylinder 134 retracts, and the claw 133 opens Release the rear end of the pipe set 7.

The catwalk car 13 continues to retreat to the rear end of the catwalk main body 1 (the position of the first travel switch 181) and stops moving; Push away the main body 1 of the catwalk to the pipe sorting mechanism 2; the lifting part 42 of the reversing frame is retracted, the reversing frame 41 is reset, and the process of lowering the pipes is completed.

The utility model adopts wireless remote control, and the PLC processor controls each mechanism in the form of electric control gas, and can automatically sort and push, position and guide, push and pull back and forth, secondary lifting, flipping and unloading for multiple pipes at the same time, and solve the problem of pipe There are many procedures for getting on and off the rig floor, time-consuming and labor-intensive problems, and factors such as potential safety hazards in the operation process are reduced to ensure the continuity of operations and improve production timeliness.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. an oil-well rig pipe transporting apparatus, comprise cat road main body (1), cat road car (13) and ramp (5), it is characterized in that, also comprise one side or both sides of being arranged at described cat road main body (1) and at least one group of pipe sorting mechanism (2) be positioned between described pipe discharge frame and described cat road main body (1), often organize described pipe sorting mechanism (2) and include:

Bracket (21), for placing pipe (7) on it;

Bracket Lift Part (23), be arranged at the below of described bracket (21) and be positioned at the side away from described cat road main body (1) of described bracket (21), for the side away from described cat road main body (1) of bracket described in jack-up (21);

Sorting top board (22), is arranged at the side in next-door neighbour described cat road main body (1) of described bracket (21), and the upper surface of described sorting top board (22) is the inclined-plane towards described cat road main body (1);

Top board Lift Part (24), be arranged at the below of described sorting top board (22), for sorting top board (22) described in jack-up, make the inclined-plane of described sorting top board (22) exceed described bracket (21) upper surface and higher than the upper surface of described cat road main body (1);

Base (25), described base (25) supports described bracket (21), the side of close described cat road main body (1) of described bracket (21) is rotationally connected with on described base (25), and described bracket Lift Part (23) and described top board Lift Part (24) are all arranged in described base (25).

2. oil-well rig pipe transporting apparatus according to claim 1, it is characterized in that, also comprise at least two the liftable guide-localization mechanisms (3) be arranged on described cat road main body (1), between adjacent described guide-localization mechanism (3), interval is arranged, wherein two described guide-localization mechanisms (3) are arranged at the two ends of the transfer direction of described cat road main body (1) respectively, for adjusting the relative position of pipe (7) and described cat road car (13) and the transfer direction of described pipe (7) at described cat road main body (1) upper surface that lead.

3. oil-well rig pipe transporting apparatus according to claim 2, is characterized in that, each described guide-localization mechanism (3) comprising:

Guide strip (31), on the turning upper surface being articulated with described cat road main body (1) of described guide strip (31), the free side of described guide strip (31) is provided with gathering sill, on the transfer direction of described cat road main body (1), it is corresponding that described gathering sill and the pipe of described cat road car (13) fix position;

Guide strip Lift Part (32), be arranged at described cat road main body (1) inner and hinged with the free side of described guide strip (31), for driving the upper surface of described cat road main body (1) of free side upset turnover of described guide strip (31);

Roller (33), rotate and be arranged on described guide strip (31), the periphery of described roller (33) exceeds the bottom of described gathering sill.

4. oil-well rig pipe transporting apparatus according to claim 2, it is characterized in that, also comprise at least one group of pipe Push-unloading scraper (4) be arranged on described cat road main body (1), often organize described pipe Push-unloading scraper (4) and include:

Roll over stand (41), the upper surface of described cat road main body (1) offers the through hole vertical with the transfer direction of described cat road main body (1), and described roll over stand (41) is flush-mounted in described through hole;

At least one roll over stand Lift Part (42), be arranged at described cat road main body (1) inner and be positioned at the end of described roll over stand (41), for one end of described roll over stand (41) being ejected the upper surface of described cat road main body (1).

5. oil-well rig pipe transporting apparatus according to claim 1, it is characterized in that, the upper surface in described ramp (5) is provided with the chute for the pipe that leads (7), and it is corresponding that described chute and the pipe of described cat road car (13) fix position; Also comprise ramp second lift system (9) be arranged on described ramp (5), described ramp second lift system (9) comprising:

Hoist engine (92), is installed on described ramp (5);

Promote supporting plate (91), be slidably connected on described ramp (5) turningly;

Leading block group (93), be arranged on described ramp (5), the free side of described lifting supporting plate (91) is connected with described hoist engine (92) after described leading block group (93) guiding by rope (94), and described lifting supporting plate (91) can slide up and down by the transfer direction in the bottom reversed of described ramp (5) and along described ramp (5).

6. oil-well rig pipe transporting apparatus according to claim 1, is characterized in that, described cat road car (13) comprising:

Car body (131);

Scraper bowl (132), is arranged at the side of the close rig floor (6) of described car body (131);

Claw (133), is rotationally connected with on described car body (131), and the free side of described claw (133) is provided with the draw-in groove (138) for fixing pipe end;

Claw telescoping cylinder (134), is arranged on described car body (131), and telescopic end and the described claw (133) of described claw telescoping cylinder (134) are hinged;

Pipe horizontal push plate (135), is arranged in described scraper bowl (132) movably, for described pipe (7) is released described scraper bowl (132);

Pipe horizontal sliding cylinder (136), is fixed on described car body (131), and the telescopic end of described pipe horizontal sliding cylinder (136) is connected with described pipe horizontal push plate (135).

7. oil-well rig transporting apparatus according to claim 1, is characterized in that, the push-and-pull drive system of described cat road car (13) comprising:

Power part (8), is arranged on described cat road main body (1);

Driving shaft (10) and driven axle (11), rotate the two ends being arranged at the transfer direction of described cat road main body (1) respectively, and described driving shaft (10) and described power part (8) are in transmission connection;

Pull rope (12), be connected on described driving shaft (10) and described driven axle (11) around driving, described pull rope (12) is connected with described cat road car (13);

Tensioning leading screw (14), transfer direction along described cat road main body (1) is arranged on described cat road main body (1), one end of described tensioning leading screw (14) is connected with the holder of described driven axle (11), for adjusting the tensioning degree of described pull rope (12);

Backstop shift fork (15), be arranged at described cat road main body (1) upper and near the transfer terminal of described cat road main body (1), for by the transfer terminal of described cat road car (13) screens described cat road main body (1).

8. oil-well rig pipe transporting apparatus according to claim 5, it is characterized in that, described cat road main body (1) is provided with the first stroke switches set of the stroke for controlling described cat road car (13), the car body (131) of described cat road car (13) is provided with described first stroke switches set with the use of shadow shield (139), described first stroke switches set is connected with control device (16) signal of described oil-well rig pipe transporting apparatus;

Described ramp (5) is also provided with the second travel switch group of the stroke for controlling described lifting supporting plate (91), described second travel switch group is connected with described control device (16) signal.

9. oil-well rig pipe transporting apparatus according to claim 4, it is characterized in that, described bracket Lift Part (23), described top board Lift Part (24), described guide strip Lift Part (32), described roll over stand Lift Part (42) are cylinder, and all inner with described cat road main body (1) gasholder (19) is communicated with by gas circuit pipeline (26), described gas circuit pipeline (26) is provided with operated pneumatic valve (20).

10. oil-well rig pipe transporting apparatus according to claim 6, it is characterized in that, described claw telescoping cylinder (134) and described pipe horizontal sliding cylinder (136) are cylinder, and all inner with described cat road main body (1) gasholder (19) is communicated with by gas circuit pipeline (26), described cat road car (13) also comprises the tube rolling device for gas circuit pipeline described in folding and unfolding (26) (137) be arranged on described car body (131).