Pump and coiled tubing integrated operation equipment

Abstract

The utility model relates to the technical field of petroleum drilling equipment, in particular to pump and coiled tubing integrated operation equipment which comprises an auxiliary vehicle, a large roller, a fracturing pump and a hydraulic pump are arranged on the auxiliary vehicle, a coiled tubing is arranged on the large roller, the large roller is connected with the fracturing pump, and the inlet end of the hydraulic pump is connected with a hydraulic system of the auxiliary vehicle. The input end of the fracturing pump is connected with a hydraulic motor, and the outlet end of the hydraulic pump is connected with the hydraulic motor; the main vehicle is provided with a control chamber, and the control end of the hydraulic pump is electrically connected with the control chamber. The whole operation process is more concise, continuous disassembly and assembly of the hydraulic pump and the large roller are avoided, the service life of the manifold is prolonged, and the preparation time of construction operation is saved; the fracturing pump and the coiled tubing are integrated, so that the construction site space is relatively loose, the operation sight is wider, and the operation is safer.

Description

TECHNICAL FIELD

[0001] The utility model relates to petroleum drilling equipment technical field especially relates to a pump coiled tubing integrated operation equipment. BACKGROUND

[0002] Coiled tubing equipment is mostly applied to the special equipment of oil and gas industry well flushing, wax cleaning, sand washing, slurry replacement and other operations, and can be divided into vehicle-mounted coiled tubing, trailer coiled tubing and skid-mounted coiled tubing according to the form of chassis truck.In the operation process of coiled tubing, a pump truck is usually needed to be separately equipped to cooperate with liquid supply, and the pump truck as an independent equipment generally needs to be separately rented or borrowed by a construction team, so that the pump truck is often not in place when the coiled tubing operation is carried out, which is an embarrassing situation.In addition, the connection between the fracturing pump discharge outlet of the pump truck and the coiled tubing large drum high-pressure manifold is very complex, and the on-site connection consumes time and energy, so it is very necessary to invent a coiled tubing operation equipment capable of carrying a fracturing pump.

[0003] Therefore, it is necessary to propose an improvement to overcome the defects of the prior art. SUMMARY

[0004] The utility model discloses a pump coiled tubing integrated operation equipment, and solves the problems of complex equipment connection and long preparation time in the operation process of coiled tubing.

[0005] The technical scheme of the utility model is:

[0006] A pump coiled tubing integrated operation equipment comprises:

[0007] A subcar, which is provided with a large drum, a fracturing pump and a hydraulic pump, a coiled tubing is arranged on the large drum, the large drum is connected with the fracturing pump, the inlet end of the hydraulic pump is connected with the hydraulic system of the subcar, the input end of the fracturing pump is connected with a hydraulic motor, and the outlet end of the hydraulic pump is connected with the hydraulic motor.

[0008] A main car, which is provided with a control room, and the control end of the hydraulic pump is electrically connected with the control room.

[0009] As a preferred technical scheme, the main car is provided with a small drum, and a hydraulic pipeline is arranged on the small drum.

[0010] As a preferred technical scheme, the large drum is provided with a coiled tubing, and the main car is provided with an injection head, and the coiled tubing is connected with the injection head.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] The utility model discloses a pump continuous tubing integrated operation equipment, and the hydraulic pump is powered by the vice car and then drives the hydraulic motor to drive the fracturing pump to work, the fracturing pump pressurizes the operation liquid, and the continuous pipe on the big drum is transported, and the continuous pipe is injected into the well, and the operation is completed, and the whole operation process is more simple, avoids the continuous dismounting of the hydraulic pump and the big drum, increases the service life of the manifold, saves the construction operation preparation time, and the fracturing pump is integrated with the continuous tubing, so that the construction site space is relatively loose, the operation vision is wider, and the operation is safer. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the mechanism schematic diagram of the main car of the utility model,

[0014] Figure 2 It is the structure schematic diagram of the vice car of the utility model.

[0015] In the drawing: 1, injection head, 2, small drum, 3, control chamber, 4, main car, 5, big drum, 6, fracturing pump, 7, hydraulic motor, 8, hydraulic pump, 9, vice car. DETAILED DESCRIPTION

[0016] In order to make the technical means, technical features, utility model purposes and technical effects realized by the utility model easy to understand, the utility model is further described below in combination with specific drawings.

[0017] As shown in Figure 1 And Figure 2 It is the mechanism schematic diagram of the main car and the vice car of the pump continuous tubing integrated operation equipment of the utility model.

[0018] As shown, the main car 4 is fixedly installed with the injection head 1, the small drum 2 and the control chamber 3, the hydraulic pipeline is installed on the small drum 2, the hydraulic pipeline is used for providing power for the hydraulic system in the whole equipment, the control chamber 3 is electrically connected with the electrical components in the whole equipment and is used for controlling the automatic operation of the whole equipment.

[0019] As shown, the vice car 9 is fixedly installed with the big drum 5, the fracturing pump 6 and the hydraulic pump 8, the continuous pipe is installed on the big drum 5, the continuous pipe is connected with the injection head 1, the injection head 1 is used for injecting the operation pipe into the well; the input end of the big drum 5 is connected with the output end of the fracturing pump 6, the operation liquid needed is injected into the well, the fracturing pump 6 is pressurized by the operation liquid and is supplied to the big drum 5, the input end of the fracturing pump 6 is connected with the hydraulic motor 7, the hydraulic motor 7 drives the fracturing pump 6 to work, the outlet end of the hydraulic pump 8 is connected with the inlet end of the hydraulic motor 7, the inlet end of the hydraulic pump 8 is connected with the hydraulic system of the vice car 9, the hydraulic pump 8 provides power for the hydraulic motor and controls the rotating speed of the fracturing pump 6. The vice car 9 bears the big drum 5, the fracturing pump 6, the hydraulic motor 7, the hydraulic pump 8 and the like and provides power for the hydraulic pump 8.

[0020] In the utility model, the fracturing pump 6 and the large roller 5 are simultaneously arranged on a chassis vehicle, a variable hydraulic pump 8 is driven by a power take-off port of an engine of the chassis vehicle, and a constant-displacement hydraulic motor 7 is connected to an input shaft end of the fracturing pump 6; the hydraulic motor 7 and the hydraulic pump 8 form a closed hydraulic system. The control end of the hydraulic pump 8 is connected to a control chamber of the coiled tubing main vehicle 4, the rotating speed of the fracturing pump 6 is controlled by controlling the swash plate swing angle of the pump, the rotating speed of the fracturing pump 6 can be steplessly adjusted by using the characteristics of the hydraulic system, so that the construction of the coiled tubing can meet the requirement of any displacement, and the control is more accurate.

[0021] The outlet end high-pressure manifold of the fracturing pump 6 is directly connected to the large roller 5, so that the on-site connection is not needed during operation, and the operation is convenient and fast; moreover, the frequent installation and disassembly process is reduced, and the length of the high-pressure manifold is shortened, so that the operation environment is safer and more reliable. Usually, the chassis vehicle engine is only used to drive the chassis vehicle to walk, and by the arrangement, the chassis vehicle engine can be used to drive the fracturing pump 6, so that the on-site resources can be more reasonably optimized.

[0022] The above is only the preferred embodiment of the utility model, and is not used to limit the implementation range of the utility model. Any equivalent change and modification made according to the content of the utility model patent application scope should belong to the technical scope of the utility model.

Claims

1. A pump-coiled tubing integrated operation device, characterized in that, include: The auxiliary vehicle (9) is equipped with a large drum (5), a fracturing pump (6) and a hydraulic pump (8). The large drum (5) is equipped with a continuous pipe. The large drum (5) is connected to the fracturing pump (6). The inlet end of the hydraulic pump (8) is connected to the hydraulic system of the auxiliary vehicle (9). The input end of the fracturing pump (6) is connected to the hydraulic motor (7). The outlet end of the hydraulic pump (8) is connected to the hydraulic motor (7). The main vehicle (4) is equipped with a control room (3), and the control terminal of the hydraulic pump (8) is electrically connected to the control room (3).

2. The pump-coiled tubing integrated operation equipment according to claim 1, characterized in that, The main vehicle (4) is equipped with a small roller (2), and the small roller (2) is equipped with hydraulic pipelines.

3. The pump-coiled tubing integrated operation equipment according to claim 1, characterized in that, The large roller (5) is provided with a continuous tube, and the main vehicle (4) is provided with an injection head (1). The continuous tube is connected to the injection head (1).

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