CN217602601U - Automatic well repairing device for oil well - Google Patents

Abstract

The utility model provides an automatic well workover rig of oil well, the middle part is provided with the mounting bracket on the vehicle chassis, be located and be provided with oil pumping pipe on the mounting bracket of one side of vehicle chassis and receive and release the frame, be provided with sucker rod on the mounting bracket of opposite side and receive and release the frame, the afterbody is provided with the derrick on the vehicle chassis, derrick bottom one side is provided with the oil pipe transmission frame with oil pumping pipe receive and release frame complex, the opposite side is provided with the oil pipe transmission frame with sucker rod receive and release frame complex oil pole transmission frame, middle part one side is provided with the aerial pipe transmission manipulator with oil pipe transmission frame complex on the derrick, the opposite side is provided with the aerial dowel bar manipulator with oil pipe transmission frame complex, the oil well rear side is connected with the draw-in pipe box through elevating system between aerial pipe transmission manipulator and the aerial dowel bar manipulator, be provided with the safety hook that cooperates with the draw-in pipe box on the oil well mouth, be provided with the preventer on the oil well head of safety hook bottom, be located and be provided with the hydraulic tong with draw-in pipe box complex on the safety hook top.

Description

Automatic well repairing device for oil well

Technical Field

The utility model belongs to the technical field of the oil production equipment, concretely relates to automatic well workover device of oil well.

Background

In order to keep the oil well which is mined for years to be stable for a long time, the well repairing operation amount is increased. In the major repair and minor repair operation of oil, water and gas wells, a large amount of pipe string pulling and tripping operations occupy a large proportion in the total repair process, at present, a minor repair team averages about 40 people, falls over three shifts, and each shift comprises 5-8 people, and in the pipe string pulling and tripping operation, workers operating at a well head generally trip out the manual oil hydraulic clamp and trip out the double elevator. 200 buttons need to be unloaded on one class, in the process of unloading, the tightest button sometimes needs 48 inches of pipe tongs and a stress application bar, three or four people can unload the box, and tens of kilograms of elevators need to be correspondingly moved back and forth for more than 200 times, so that the labor intensity is high, and the working efficiency is low. Therefore, the mechanization of the pipe string pulling and pulling operation is realized as soon as possible, the efficiency is greatly improved, and the problem which needs to be solved urgently is solved.

Disclosure of Invention

The utility model aims to solve the technique that provides a reasonable in design, work efficiency is high, use manpower sparingly, safe and reliable, automatic well workover rig of oil well that degree of automation is high.

The technical scheme for solving the technical problems is as follows: the utility model provides an automatic well workover rig of oil well, the middle part is provided with the mounting bracket on the vehicle chassis, be located and be provided with oil pumping pipe on the mounting bracket of one side of vehicle chassis and receive and release the frame, be provided with sucker rod on the mounting bracket of opposite side and receive and release the frame, the afterbody is provided with the derrick on the vehicle chassis, derrick bottom one side is provided with the oil pipe transmission frame with oil pumping pipe receive and release frame complex, the opposite side is provided with the oil pipe transmission frame with sucker rod receive and release frame complex oil pole transmission frame, middle part one side is provided with the aerial pipe transmission manipulator with oil pipe transmission frame complex on the derrick, the opposite side is provided with the aerial dowel bar manipulator with oil pipe transmission frame complex, the oil well rear side is connected with the draw-in pipe box through elevating system between aerial pipe transmission manipulator and the aerial dowel bar manipulator, be provided with the safety hook that cooperates with the draw-in pipe box on the oil well mouth, be provided with the preventer on the oil well head of safety hook bottom, be located and be provided with the hydraulic tong with draw-in pipe box complex on the safety hook top.

As a preferred technical scheme, one side of the automobile chassis is provided with a pipe stacking frame matched with the oil pumping pipe folding and unfolding frame, and the other side of the automobile chassis is provided with a rod stacking frame matched with the oil pumping rod folding and unfolding frame.

As a preferred technical scheme, the bottom of the stinger is: the automatic lifting mechanism is characterized in that a first side support and a second side support which are identical in structure are arranged side by side along the length direction of the oil pumping pipe, a pipe connecting hook is arranged at the upper part of one end, close to an automobile chassis, of the first side support, the bottom surface of the first side support is 170-175 degrees in an included angle between the bottom surface of one side and the bottom surface of the other side by taking a midpoint line as a boundary line, two automatic lifting mechanisms are arranged at two ends of the first side support respectively, the automatic lifting mechanisms are formed by arranging a base of a third hydraulic cylinder on the first side support, and a power end of the third hydraulic cylinder is arranged on the ground through a ball and a ball seat.

As a preferred technical scheme, the sucker rod stacking frame is characterized in that at least two supporting structures are arranged in parallel along the length direction of a sucker rod, the upper part of each supporting structure is provided with a deflector rod device, and the lower part of each supporting structure is provided with a lifting platform; the lifting rod device is characterized in that a mounting seat is mounted on the upper portion of a support frame through a guide rail slider mechanism in the vertical direction, a first electric push rod is arranged on the support frame above the mounting seat, the power end of the first electric push rod is fixedly connected with the mounting seat, a chain wheel chain mechanism and a third motor are arranged on the mounting seat above a lifting platform, a lifting rod is arranged on a chain of the chain wheel chain mechanism, and a first hydraulic cylinder and a second hydraulic cylinder are mounted at the bottoms of the two ends of an oil rod placing platform of the lifting platform.

As a preferred technical scheme, the sucker rod receiving and releasing frame is as follows: be provided with the pivot between after-poppet upper end and the fore-stock upper end, the fourth motor has set firmly on the fore-stock, the power end of fourth motor links to each other with the pivot, the rear side has set firmly first drive sprocket in the pivot, the front side has set firmly the second drive sprocket, the after-poppet lower extreme is provided with first driven sprocket, the fore-stock lower extreme is provided with the second driven sprocket, be provided with first chain on first drive sprocket and the first driven sprocket, it has first oil pipe to hold in the palm the hook to articulate on the first chain, be provided with the second chain on second drive sprocket and the second driven sprocket, it has the second oil pole to hold in the palm the hook to articulate on the second chain. The oil pumping pipe collecting and releasing frame and the oil pumping rod collecting and releasing frame are the same in structure.

As a preferred technical scheme, the oil rod transmission frame is an oil rod seat with an arc inner surface and a fourth hydraulic cylinder hinged on a derrick, the power end of the fourth hydraulic cylinder is hinged at the middle lower part of the oil rod seat, a cross-over sliding plate is arranged on one side, close to the sucker rod retracting frame, of the oil rod seat in a horizontal state, rod arranging devices are arranged at two ends of the oil rod seat, and a pair of locking devices and a pair of ejector rods are arranged on the oil rod seat between the rod arranging devices; the locking rod device is characterized in that a third electric push rod is arranged on a fixed seat, a scissors type locking rod gripper is hinged to the power end of the third electric push rod, the fixed seat is arranged at the outer bottom of the oil rod seat, and the locking rod gripper extends into the oil rod seat; the rod arranging device is characterized in that a rod arranging motor and a transmission shaft are arranged on a first mounting plate and a second mounting plate, a main gear is arranged at the power end of the rod arranging motor, a pinion meshed with the main gear is arranged on the transmission shaft, two conical wheels with opposite small ends are fixedly arranged in the middle of the transmission shaft, the side surfaces of the conical wheels are arc surfaces with outward circle centers, the first mounting plate and the second mounting plate are arranged on the outer side of an oil rod seat, and the two conical wheels extend into the oil rod seat; the ejector rod device is an electric push rod, and a power end of the electric push rod extends into the oil rod seat through an installation hole at the bottom of the oil rod seat; the oil pipe transfer frame has the same structure as the oil rod transfer frame.

As a preferred technical scheme, the aerial dowel steel manipulator comprises: the root of the large arm is hinged on the derrick, the derrick is provided with a first motor for driving the large arm to rotate, the end part of the large arm is hinged with a small arm, the end part of the large arm is provided with a second motor for driving the small arm to rotate, the small arm is provided with a second electric push rod, and the power end of the second electric push rod is hinged with a gripper; the aerial pipe transmission manipulator is the same as the aerial transmission rod manipulator in structure.

As a preferred technical scheme, the lifting mechanism comprises a winch, a guide rail, a sliding plate and a fixed pulley, the winch is arranged on the positioning automobile chassis, the fixed pulley is arranged at the top of the derrick, the guide rail is arranged in the vertical direction of the rear side of the derrick, the sliding plate is installed on the guide rail in a matched mode and fixedly connected with the pipe clamping sleeve, and a steel wire rope of the winch bypasses the fixed pulley and is fixedly connected with the sliding plate.

The beneficial effects of the utility model are as follows:

the utility model discloses a pole or oil pipe's automatic change, by a wide margin the reduction manpower has reduced intensity of labour, has improved work efficiency, the utility model discloses a derrick is installed on vehicle chassis, and it is convenient to remove, has practiced thrift the engineering time, and safe and reliable is particularly suitable for using widely in remote area.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a rear view of the present invention.

Fig. 3 is a schematic structural view of the stinger 17.

Fig. 4 is a side view of the stinger 17.

Fig. 5 is a schematic structural view of the check rod holder 12.

Fig. 6 is a side view of the codebar shelf 12.

FIG. 7 is a schematic structural view of the sucker rod storage rack 10.

Fig. 8 is a left side view of fig. 7.

Fig. 9 is a schematic structural view of the rod transfer rack 7.

Fig. 10 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 9.

Fig. 11 is a schematic view of the locking lever 7-5.

Fig. 12 is a schematic structural view of the stalk management device 7-3.

Fig. 13 is a schematic view of the installation of the pole organizer 7-3.

Fig. 14 is an installation diagram of the aerial transfer lever robot 13 and the aerial transfer pipe robot 14.

Fig. 15 is a schematic structural view of the aerial transfer link robot 13.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, but the present invention is not limited to the following embodiments.

In fig. 1 and 2, an automatic workover rig for an oil well according to the embodiment is formed by connecting a blowout preventer 1, a safety catcher 2, hydraulic tongs 3, a pipe clamping sleeve 4, a sliding plate 5, a guide rail 6, a sucker rod transmission frame 7, a fixed pulley 8, a derrick 9, a sucker rod storage frame 10, an automobile chassis 11, a stacking bar frame 12, an aerial transmission rod manipulator 13, an aerial transmission rod manipulator 14, an oil pipe transmission frame 15, an oil pumping pipe storage frame 16, a stacking bar frame 17 and a winch 18. For further detailed description of the present invention, the forward direction of the vehicle is defined as the front direction.

The middle part of the upper part of an automobile chassis 11 is fixedly provided with a mounting frame by a threaded fastener, the mounting frame positioned at the left side of the automobile chassis 11 is fixedly provided with an oil pumping pipe reeling frame 16 by a threaded fastener, the mounting frame at the right side is fixedly provided with a sucker rod reeling frame 10 by a threaded fastener, the middle part of the mounting frame is provided with a winch 18, the tail part of the automobile chassis 11 is fixedly provided with a derrick 9 by a threaded fastener, the left side of the bottom of the derrick 9 is provided with an oil pipe transmission frame 15 matched with the oil pumping pipe reeling frame 16, the right side is provided with an oil rod transmission frame 7 matched with the sucker rod reeling frame 10, the top is fixedly provided with a fixed pulley 8, the left side of the middle part of the upper part of the derrick 9 is provided with an air transmission manipulator 14 matched with the oil pipe transmission frame 15, the right side is provided with an air transmission manipulator 13 matched with the oil rod transmission frame 7, the rear side of an oil well positioned between the air transmission manipulator 14 and the air transmission manipulator 13 is connected with a sliding plate 5 by a guide rail 6, the lower part of the sliding plate 5 is fixedly connected with a clamping sleeve 4, the structure of the clamping sleeve 4 is that the lower end of the sleeve is a semicircular tube, a hoop is sleeved on the semicircular tube at the lower end of the sleeve, an electric push rod is fixedly arranged above the semicircular tube on the sleeve, the power end of the electric push rod is fixedly connected with the hoop, the electric push rod is used for controlling the hoop to move up and down, when the hoop is positioned at the lower end of the sleeve, the hoop belongs to a locking state, when the hoop is positioned at the upper end of the semicircular tube of the sleeve, the hoop belongs to a releasing state, a steel wire rope of a winch 18 is fixedly connected with the sliding plate 5 by bypassing a fixed pulley 8, the winch 18 controls the upper and lower movement of the sleeve 4 through the steel wire rope, a falling protector 2 matched with the clamping sleeve 4 is arranged on an oil well head, the falling protector 2 is used for preventing a pipeline from falling in the installation process, and a blowout preventer 1 is arranged on the oil well head at the bottom of the falling protector 2, the blowout preventer 1 is used for preventing the well workover rig from generating fire in the well workover process, is located and is provided with the hydraulic tong 3 that cooperates with the pipe clamping sleeve 4 on the derrick 9 above the safety hook 2, and the hydraulic tong 3 is the product that sells on the market, and the model is XQ29/1.8A, and the hydraulic tong 3 is used for changing oil pipe or oil pole in-process, holds oil pipe or oil pole and rotates to reach the purpose of changing oil pipe or oil pole.

Oil rod replacement:

when an oil rod in an oil well needs to be lifted, before operation, a blowout preventer 1 and a locking rod device 7-5 are installed on the oil pipe, after preparation is finished, a winch 18 controls a pipe sleeve 4 to move downwards and is clamped and sleeved on the oil rod in the oil well, the winch 18 controls the pipe sleeve 4 to move upwards, the oil rod is lifted upwards, when the oil rod is lifted completely, a hydraulic clamp 3 holds the oil rod to rotate, the threaded connection part of the lower end of the oil rod and the oil well is loosened, an aerial transfer rod manipulator 13 holds the oil rod, the pipe sleeve 4 loosens the oil rod, the aerial transfer rod manipulator 13 transfers the oil rod to an oil rod transfer frame 7, the oil rod transfer frame 7 transfers the oil rod from a vertical state to a horizontal state and transfers the oil rod to an oil rod collecting and releasing frame 10, the oil rod collecting and releasing frame 10 transfers the oil rod to a rod collecting and releasing frame 12, and the oil rod lifting is finished.

When a new oil rod needs to be installed and returned to an oil well, the oil rod collecting and releasing frame 10 takes an oil rod from the oil rod stacking frame 12, the oil rod transmission frame 7 is in a horizontal state and is positioned above the oil rod collecting and releasing frame 10 to be in butt joint with the oil rod collecting and releasing frame 10, the oil rod collecting and releasing frame 10 conveys the oil rod to the oil rod transmission frame 7, the oil rod is converted from the horizontal position to be in a vertical position by the oil rod transmission frame 7, the vertical oil rod is held by the aerial rod transmission manipulator 13 and is transmitted to the position under the pipe clamping sleeve 4, the oil rod is controlled by the winch 18 to move downwards and is clamped on the oil rod, the aerial rod transmission manipulator 13 is loosened and reset, the oil rod is inserted into the oil well by the winch 18 to continue to move downwards, the oil rod is loosened by the pipe clamping sleeve 4, the oil rod is simultaneously held by the hydraulic clamp 3 and rotates, the oil rod is installed in the oil well, the hydraulic clamp 3 is loosened after the oil rod is installed, and the oil rod is installed;

oil pipe replacement:

when an oil pipe in the oil well needs to be lifted up, the winch 18 controls the oil pipe sleeve 4 to move downwards and be clamped and sleeved on the oil pipe in the oil well, the winch 18 controls the oil pipe sleeve 4 to move upwards and lift the oil pipe upwards, when the oil pipe is completely lifted up, the hydraulic clamp 3 holds the oil pipe to rotate, the threaded connection part of the lower end of the oil pipe and the oil well is loosened, the aerial pipe conveying manipulator 14 holds the oil pipe, the oil pipe is loosened by the pipe clamping sleeve 4, the aerial transfer rod manipulator 13 conveys the oil pipe to the oil pipe conveying frame 15, the oil pipe conveying frame 15 conveys the oil pipe from a vertical state to a horizontal state to the oil pipe collecting frame, and the oil pipe collecting frame conveys the oil pipe to the pipe stacking frame 17.

When a new oil pipe needs to be installed back into an oil well, the oil pumping pipe collecting and releasing frame 16 takes one oil pipe from the stacking rod frame 12, the oil pipe transmission frame 15 is in a horizontal state and located above the oil pumping pipe collecting and releasing frame 16 to be in butt joint with the oil pumping pipe collecting and releasing frame 16, the oil pumping pipe collecting and releasing frame 16 conveys the oil pipe to the oil pipe transmission frame 15, the oil pipe transmission frame 15 changes the oil pipe from the horizontal position to a vertical position, the air transmission rod manipulator 13 holds the vertical oil pipe and transmits the vertical oil pipe to the position right below the pipe clamping sleeve 4, the winch 18 controls the pipe sleeve 4 to move downwards and clamp the pipe sleeve 4, the air transmission rod manipulator 13 releases and resets, the winch 18 controls the pipe sleeve 4 to continue to move downwards to enable the oil pipe to be inserted into the oil well, the pipe clamping sleeve 4 releases the oil pipe, the hydraulic clamp 3 holds the oil pipe and rotates to install the oil pipe in the oil well, the hydraulic clamp 3 releases the oil pipe after the oil pipe is installed, and the oil pipe is installed.

In fig. 3 and 4, the stinger 17 of the present embodiment is formed by connecting a first side support 17-1, a second side support 17-2, a ball seat 17-3, a third hydraulic cylinder 17-4, a ball 17-5 and a connecting pipe hook 17-6.

The first side support 17-1 and the second side support 17-2 are identical in structure, the first side support 17-1 and the second side support 17-2 are arranged in parallel along the length direction of the oil pumping pipe, a pipe connecting hook 17-6 is arranged at the upper part of one end, close to the automobile chassis 11, of the first side support 17-1, the pipe connecting hook 17-6 is used for receiving an oil pipe or placing the oil pipe on the oil pumping pipe collecting and releasing frame 16, the included angle between the bottom surface of one side, close to the automobile chassis 11 and the bottom surface of the other side, of the bottom surface of the first side support 17-1, with a midpoint line as a boundary line, is 170-175 degrees, an automatic lifting mechanism is respectively arranged at one end, close to the automobile chassis 11, of the first side support 17-1 and one end, far away from the automobile chassis 11, the automatic lifting mechanism is formed by fixedly arranging a base of a third hydraulic cylinder 17-4 on the first side support 17-1, fixedly arranging a power end on the ground through a ball 17-5 and a ball seat 17-3, and the second side support 17-2 is identical in structure with the first side support 17-1.

When receiving oil pipes, the third hydraulic cylinder 17-4 at one end of the first side support 17-1 and the second side support 17-2 close to the automobile chassis 11 is jacked up, so that one end of the first side support 17-1 and one end of the second side support 17-2 close to the automobile chassis 11 are higher than the other end of the first side support 17-1 and the other end of the second side support 17-2, when the oil pipes are placed on the pipe connecting hooks 17-6 by the oil pipe collecting and releasing frame 16, the oil pipes automatically roll to the other end to realize automatic pipe stacking, and when one layer of oil pipes is fully paved, two oil pipes which are spaced at a certain distance are vertically placed on the oil pipes for placing the next layer of oil pipes; when the oil pipe needs to be placed on the oil pumping pipe retracting frame 16, the third hydraulic cylinder 17-4 at one end, far away from the automobile chassis 11, of the first side support 17-1 and the second side support 17-2 is jacked up, and the third hydraulic cylinder 17-4 at one end, near the automobile chassis 11, of the second side support 17-2 is restored, so that one end, far away from the automobile chassis 11, of the first side support 17-1 and the second side support 17-2 is higher than one end, near the automobile chassis 11, of the second side support 17-2, and when one oil pipe is taken away by the oil pumping pipe retracting frame 16, the next oil pipe automatically rolls onto the connecting pipe hook 17-6.

In fig. 5 and 6, the side arm frame 12 of the present embodiment is formed by connecting a support frame 12-1, a third motor 12-2, a mounting base 12-3, a chain wheel and chain mechanism 12-4, a first electric push rod 12-5, a guide rail and slider mechanism 12-6, a shift lever 12-7, an oil rod placing table 12-8, a first hydraulic cylinder 12-9, and a second hydraulic cylinder 12-10.

The lifting platform is characterized in that 3 supporting structures are arranged in parallel along the length direction of the oil pumping rod, the supporting structures are that a shifter lever device is arranged on the upper portion of a supporting frame 12-1, a lifting platform is arranged on the lower portion of the supporting frame, the shifter lever device is a mounting seat 12-3 and is arranged on the upper portion of the supporting frame 12-1 through a guide rail slider mechanism 12-6 in the vertical direction, a first electric push rod 12-5 is fixedly arranged on the supporting frame 12-1 above the mounting seat 12-3, the power end of the first electric push rod 12-5 is fixedly connected with the mounting seat 12-3, the first electric push rod 12-5 controls the mounting seat 12-3 to move up and down, a chain wheel and chain mechanism 12-4 and a third motor 12-2 are arranged on the mounting seat 12-3 right above the lifting platform, the third motor 12-2 drives the chain wheel and chain mechanism 12-4 to rotate, a shifter lever 12-7 is fixedly arranged on a chain of the chain wheel and chain mechanism 12-4, the shifter lever 12-7 is used for shifting the oil pumping rod on the lifting platform, the lifting platform is that the oil pumping rod placing platform 12-8 is provided with a first hydraulic cylinder 12-9 arranged at the bottom close to the bottom of an automobile chassis 11, a second hydraulic cylinder 12-10 is arranged at the bottom of the second hydraulic cylinder and two ends of the oil pumping rod placing platform 12-8. When an oil rod is received, the power end of a first hydraulic cylinder 12-9 extends to a proper position, so that one end, close to an automobile chassis 11, of an oil rod placing table 12-8 is higher than one end, far away from the automobile chassis 11, of the oil rod placing table 12-8, the oil rod conveyed by a sucker rod deploying and retracting frame 10 is shifted to the oil rod placing table 12-8 through a shifting rod 12-7, the oil rod automatically rolls to one end, far away from the automobile chassis 11, of the oil rod placing table 12-8 due to the height difference of the two ends of the oil rod placing table 12-8, the oil rods located on the oil rod placing table 12-8 are closely arranged, when one layer of oil rod is fully paved on the oil rod placing table 12-8, two oil pipes which are spaced at a certain distance are vertically placed on the oil pipe for placing the next layer of oil pipe, and meanwhile, a first electric push rod 12-5 drives a mounting seat 12-3 to ascend to a proper position to begin to pave the next layer of oil rod; when the oil rod is required to be placed on the oil pumping rod retracting frame 10, the power end of the second hydraulic cylinder 12-10 extends to a proper position, so that the end, far away from the automobile chassis 11, of the oil rod placing table 12-8 is higher than the end, close to the automobile chassis 11, of the oil rod placing table 12-8, the oil rod is stirred by the shifting rod 12-7 due to the height difference of the two ends of the oil rod placing table 12-8, the oil rod automatically rolls onto the oil pumping rod retracting frame 10, the current oil rod is taken away, and the next oil rod rolls to the end, close to the automobile chassis 11, under the stirring of the shifting rod 12-7.

In fig. 7 and 8, the sucker rod storing and releasing frame 10 of the present embodiment is formed by connecting a first driving sprocket 10-1, a rotating shaft 10-2, a second driving sprocket 10-3, a fourth motor 10-4, a second chain 10-5, a front bracket 10-6, a second driven sprocket 10-7, a first driven sprocket 10-8, a first chain 10-9, a rear bracket 10-10, a first sucker rod supporting hook 10-11, and a second sucker rod supporting hook 10-12.

A rotating shaft 10-2 is arranged between the upper end of a rear bracket 10-10 and the upper end of a front bracket 10-6, a fourth motor 10-4 is fixedly arranged on the front bracket 10-6, the power end of the fourth motor 10-4 is fixedly connected with the rotating shaft 10-2, the fourth motor 10-4 drives the rotating shaft 10-2 to rotate, a first driving sprocket 10-1 is fixedly arranged on the rear side of the rotating shaft 10-2, a second driving sprocket 10-3 is fixedly arranged on the front side, a first driven sprocket 10-8 is arranged at the lower end of the rear bracket 10-10, a second driven sprocket 10-7 is arranged at the lower end of the front bracket 10-6, a first chain 10-9 is arranged on the first driving sprocket 10-1 and the first driven sprocket 10-8, A first oil pipe supporting hook 10-11 is hinged to the first chain 10-9, a second chain 10-5 is mounted on the second driving chain wheel 10-3 and the second driven chain wheel 10-7, a second oil rod supporting hook 10-12 is hinged to the second chain 10-5, the first oil pipe supporting hook 10-11 and the second oil rod supporting hook 10-12 are used for conveying oil rods, the fourth motor 10-4 drives the rotating shaft 10-2 to rotate, the rotating shaft 10-2 drives the first driving chain wheel 10-1 and the second driving chain wheel 10-3 to rotate, meanwhile, the first chain 10-9 and the second chain 10-5 are driven to move, and the first oil pipe supporting hook 10-11 located on the first chain 10-9 and the second oil rod supporting hook 10-12 located on the second chain 10-5 synchronously move up and down. When the oil pole transfer frame 7 transfers oil poles, the first oil pipe support hook 10-11 and the second oil pole support hook 10-12 are connected with the oil pole transfer frame 7 through the rotating shaft 10-2, and the first oil pipe support hook 10-11 and the second oil pole support hook 10-12 move downwards to the position of the stacking bar frame 12 after receiving the oil poles and are connected with the stacking bar frame 12; when the oil rods need to be taken from the stacking bar frame 12, the first oil pipe support hook 10-11 and the second oil rod support hook 10-12 are lower than the outermost oil rod on the stacking bar frame 12, the end parts of the two support hooks extend to the outermost oil rod and the position between the outermost oil rod and the oil rod adjacent to the outermost oil rod, the rotating shaft 10-2 drives the first oil pipe support hook 10-11 and the second oil rod support hook 10-12 to move upwards, the outermost oil rod on the stacking bar frame 12 is hooked to move upwards, and the oil rods are taken successfully.

The oil pumping pipe storage rack 16 and the sucker rod storage rack 10 of the embodiment have the same structure.

In fig. 9 to 13, the oil rod transfer frame 7 of the present embodiment is formed by connecting an oil rod base 7-1, a fourth hydraulic cylinder 7-2, a rod arranging device 7-3, a rod pushing device 7-4, a rod locking device 7-5, and a cross sliding plate 7-6.

A fourth hydraulic cylinder 7-2 and an oil rod seat 7-1 with an arc inner surface are hinged on a derrick 9, the power end of the fourth hydraulic cylinder 7-2 is hinged at the middle lower part of the oil rod seat 7-1, a pair of cross-over sliding plates 7-6 are fixedly arranged at one side of the oil rod seat 7-1 close to the oil rod retraction frame 10 when the oil rod seat 7-1 is in a horizontal state, the surface of the cross-over sliding plates 7-6 is arc-shaped so as to facilitate the oil rod to slide out of or into the oil rod seat 7-1, rod arranging devices 7-3 are arranged at two ends of the oil rod seat 7-1 and are used for adjusting the position of the oil rod, a rod arranging motor 7-3-2 and a transmission shaft 7-3-6 are arranged on a first mounting plate 7-3-1 and a second mounting plate 7-3-3, a main gear 7-3-4 is arranged at the power end of a rod arranging motor 7-3-2, a secondary gear meshed with the main gear 7-3-4 is arranged on a transmission shaft 7-3-6, two conical wheels 7-3-7 with opposite small ends are fixedly arranged in the middle of the transmission shaft 7-3-6, the side surfaces of the conical wheels 7-3-7 are arc surfaces with outward circle centers, a first mounting plate 7-3-1 and a second mounting plate 7-3-3 are arranged at the outer side of an oil rod seat 7-1, the two conical wheels 7-3-7 extend into the oil rod seat 7-1, an adjusted oil rod is positioned between the two conical wheels 7-3-7, a pair of locking rod devices 7-5 and a pair of ejector rod devices 7-4 are arranged on the oil rod seat 7-1 between the rod arranging devices 7-3, the locking rod device 7-5 is used for fixing the oil rod on the oil rod seat 7-1, the locking rod device 7-5 is a fixed seat 7-5-2 provided with a third electric push rod 7-5-1, the power end of the third electric push rod 7-5-1 is hinged with a scissors type locking rod handle 7-5-3, the fixed seat 7-5-2 is fixedly arranged at the outer bottom of the oil rod seat 7-1, and the locking rod handle 7-5-3 extends into the oil rod seat 7-1 and is used for holding the oil rod; the ejector rod device 7-4 is an electric push rod, the power end of the ejector rod device 7-4 extends into the sucker rod seat 7-1 through a mounting hole at the bottom of the sucker rod seat 7-1, and when an oil rod on the sucker rod seat 7-1 needs to be transmitted to the sucker rod retracting frame 10, the power end of the electric push rod extends out to push the oil rod out of the sucker rod seat 7-1 and slide onto a first oil pipe supporting hook 10-11 and a second oil rod supporting hook 10-12 of the sucker rod retracting frame 10 through a cross-connecting sliding plate 7-6.

The oil pipe transfer rack 15 of the present embodiment is the same in structure as the oil rod transfer rack 7.

In fig. 14 and 15, the aerial transfer link manipulator 13 of the present embodiment is formed by connecting a first motor 13-1, a large arm 13-2, a second motor 13-3, a second electric push rod 13-4, a small arm 13-5, and a gripper 13-6, wherein the root of the large arm 13-2 is hinged to a derrick 9, the first motor 13-1 for driving the large arm 13-2 to rotate is fixedly installed on the derrick 9, the small arm 13-5 is hinged to the end of the large arm 13-2, the second motor 13-3 for driving the small arm 13-5 to rotate is fixedly installed on the end of the large arm 13-2, the second electric push rod 13-4 is fixedly installed on the small arm 13-5, the gripper 13-6 is hinged to the power end of the second electric push rod 13-4, and the second electric push rod 13-4 controls the opening or closing action of the gripper 13-6.

The aerial pipe robot 14 of the present embodiment has the same structure as the aerial transfer lever robot 13.

Claims (8)

1. The utility model provides an automatic well workover device of oil well which characterized in that: the anti-dropping device comprises an automobile chassis (11), a mounting frame is arranged in the middle of the upper portion of the automobile chassis (11), an oil pumping pipe collecting and releasing frame (16) is arranged on the mounting frame on one side of the automobile chassis (11), a sucker rod collecting and releasing frame (10) is arranged on the mounting frame on the other side of the automobile chassis (11), a derrick (9) is arranged at the tail portion of the automobile chassis (11), an oil pipe transmission frame (15) matched with the oil pumping pipe collecting and releasing frame (16) is arranged on one side of the bottom of the derrick (9), an oil rod transmission frame (7) matched with the sucker rod collecting and releasing frame (10) is arranged on the other side of the bottom of the derrick (9), an air pipe transmission manipulator (14) matched with the oil pipe transmission frame (15) is arranged on one side of the middle of the derrick (9), an air rod transmission manipulator (13) matched with the oil rod transmission frame (7) is arranged on the other side of the derrick, a clamping pipe sleeve (4) is connected with the rear side of an oil well through a lifting mechanism, an anti-dropping device (2) matched with the clamping pipe sleeve (4) is arranged on the oil well head, a hydraulic clamp (3) matched with the clamping pipe sleeve (4) is arranged on the bottom of the anti-dropping device (2), and arranged on the anti-dropping device (9) above the anti-dropping device (2).

2. An automatic well servicing device for an oil well according to claim 1, characterized in that: one side of the automobile chassis (11) is provided with a pipe stacking frame (17) matched with the oil pumping pipe storage frame (16), and the other side is provided with a rod stacking frame (12) matched with the oil pumping rod storage frame (10).

3. An automatic well workover device according to claim 2, characterized in that the bottom of the stinger (17) is: the first side support (17-1) and the second side support (17-2) which are identical in structure along the length direction of the oil pumping pipe are arranged in parallel, a pipe connecting hook (17-6) is arranged at the upper part of one end, close to an automobile chassis (11), of the first side support (17-1), the bottom surface of the first side support (17-1) takes a midpoint line as a boundary line, the included angle between one side bottom surface and the other side bottom surface is 170-175 degrees, two ends of the first side support (17-1) are respectively provided with an automatic lifting mechanism, the automatic lifting mechanism is that a base of a third hydraulic cylinder (17-4) is arranged on the first side support (17-1), and a power end is arranged on the ground through a ball and a ball seat (17-3).

4. An automatic well servicing device for an oil well according to claim 2, characterized in that: the sucker rod stacking frame (12) is formed by arranging at least two support structures in parallel along the length direction of a sucker rod, wherein the support structures are that a deflector rod device is arranged at the upper part of a support frame (12-1), and a lifting platform is arranged at the lower part of the support frame; the driving lever device is characterized in that a mounting seat (12-3) is mounted on the upper portion of a support frame (12-1) through a guide rail slider mechanism (12-6) in the vertical direction, a first electric push rod (12-5) is arranged on the support frame (12-1) above the mounting seat (12-3), the power end of the first electric push rod (12-5) is fixedly connected with the mounting seat (12-3), a chain wheel and chain mechanism (12-4) and a third motor (12-2) are arranged on the mounting seat (12-3) above a lifting platform, a driving lever (12-7) is arranged on a chain of the chain wheel and chain mechanism (12-4), and the bottom of the two ends of an oil lever placing platform (12-8) of the lifting platform is provided with a first hydraulic cylinder (12-9) and a second hydraulic cylinder (12-10).

5. An automatic workover rig for an oil well according to claim 1, characterized in that the sucker rod retractable rack (10) is: a rotating shaft (10-2) is arranged between the upper end of a rear support (10-10) and the upper end of a front support (10-6), a fourth motor (10-4) is fixedly arranged on the front support (10-6), the power end of the fourth motor (10-4) is connected with the rotating shaft (10-2), a first driving sprocket (10-1) is fixedly arranged on the rear side of the rotating shaft (10-2), a second driving sprocket (10-3) is fixedly arranged on the front side of the rotating shaft, a first driven sprocket (10-8) is arranged at the lower end of the rear support (10-10), a second driven sprocket (10-7) is arranged at the lower end of the front support (10-6), a first chain (10-9) is arranged on the first driving sprocket (10-1) and the first driven sprocket (10-8), a first oil pipe supporting hook (10-11) is hinged on the first chain (10-9), a second chain (10-5) is arranged on the second driving sprocket (10-3) and the second driven sprocket (10-7), and a second oil supporting hook (10-12) is hinged on the second driving sprocket (10-5); the oil pumping pipe collecting and releasing frame (16) and the oil pumping rod collecting and releasing frame (10) have the same structure.

6. An automatic well servicing device for an oil well according to claim 1, characterized in that: the oil rod transmission frame (7) is a derrick (9) hinged with a fourth hydraulic cylinder (7-2) and an oil rod seat (7-1) with an arc inner surface, the power end of the fourth hydraulic cylinder (7-2) is hinged at the middle lower part of the oil rod seat (7-1), a cross-over sliding plate (7-6) is arranged at one side of the oil rod seat (7-1) close to the oil rod take-up and pay-off frame (10) when the oil rod seat (7-1) is in a horizontal state, rod arranging devices (7-3) are arranged at two ends of the oil rod seat (7-1), and a pair of locking rod devices (7-5) and a pair of ejector rod devices (7-4) are arranged on the oil rod seat (7-1) between the rod arranging devices (7-3); the locking rod device (7-5) is characterized in that a third electric push rod (7-5-1) is arranged on a fixed seat (7-5-2), a scissors type locking rod gripper (7-5-3) is hinged to the power end of the third electric push rod (7-5-1), the fixed seat (7-5-2) is arranged at the outer bottom of the oil rod seat (7-1), and the locking rod gripper (7-5-3) extends into the oil rod seat (7-1); the rod arranging device (7-3) is characterized in that a first mounting plate (7-3-1) and a second mounting plate (7-3-3) are provided with a rod arranging motor (7-3-2) and a transmission shaft (7-3-6), a main gear (7-3-4) is arranged at the power end of the rod arranging motor (7-3-2), a pinion meshed with the main gear (7-3-4) is arranged on the transmission shaft (7-3-6), two conical wheels (7-3-7) with opposite small ends are fixedly arranged in the middle of the transmission shaft (7-3-6), the side surfaces of the conical wheels (7-3-7) are arc surfaces with outward circle centers, the first mounting plate (7-3-1) and the second mounting plate (7-3-3) are arranged on the outer side of the oil rod seat (7-1), and the two conical wheels (7-3-7) extend into the oil rod seat (7-1); the mandril device (7-4) is an electric push rod, and the power end of the electric push rod extends into the oil rod seat (7-1) through the mounting hole at the bottom of the oil rod seat (7-1); the oil pipe transfer frame (15) has the same structure as the oil rod transfer frame (7).

7. An automatic workover rig for an oil well according to claim 1, characterized in that said aerial transfer lever manipulator (13) is: the root of the large arm (13-2) is hinged on a derrick (9), a first motor (13-1) for driving the large arm (13-2) to rotate is arranged on the derrick (9), the end part of the large arm (13-2) is hinged with the small arm (13-5), a second motor (13-3) for driving the small arm (13-5) to rotate is arranged at the end part of the large arm (13-2), a second electric push rod (13-4) is arranged on the small arm (13-5), and a gripper (13-6) is hinged on the power end of the second electric push rod (13-4); the aerial pipe transmission manipulator (14) has the same structure as the aerial transmission rod manipulator (13).

8. The automatic workover device for the oil well according to claim 1, wherein the lifting mechanism comprises a winch (18), a guide rail (6), a sliding plate (5) and a fixed pulley (8), the winch (18) is arranged on a positioning automobile chassis (11), the fixed pulley (8) is arranged at the top of the derrick (9), the guide rail (6) is arranged in the vertical direction at the rear side of the derrick (9), the sliding plate (5) is installed on the guide rail (6) in a matching manner, the sliding plate (5) is fixedly connected with the pipe clamping sleeve (4), and a steel wire rope of the winch (18) bypasses the fixed pulley (8) and is fixedly connected with the sliding plate (5).

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