Simple carbon fiber continuous sucker rod operation vehicle

Abstract

A simple carbon fiber continuous sucker rod operation vehicle comprises a tractor, a reel and a take-up and pay-off device. The tractor is hinged to a trailer, and the reel is arranged on the trailer. The folding and unfolding device is arranged at the tail end of the trailer; the folding and unfolding device comprises a speed reducer and a traction device; a winch is arranged at the tail part and is in transmission connection with the speed reducer; the speed reducer is in transmission connection with the traction device, and the traction device drives the sucker rod on the reel to move towards a wellhead; the simple carbon fiber continuous sucker rod operation vehicle is small in torque, small in turning radius and more suitable for shallow well operation.

Description

TECHNICAL FIELD

[0001] The utility model relates to oilfield pumping machinery field, in particular to a simple carbon fiber continuous pumping rod operation vehicle. BACKGROUND

[0002] Carbon fiber composite continuous pumping technology is a new type of oil production technology, and the operation equipment required is different from the traditional steel rod, and the existing process equipment mainly includes a special operation vehicle, a wellhead guide, a wellhead clamp and a wax removal device.

[0003] The existing pumping rod operation vehicle, such as CN104989296A, discloses a pumping rod maintenance operation vehicle, and the existing special operation vehicle is driven by a car engine to realize the winding of a disc and a work rack, realizes the continuous pumping rod downhole guiding function through a front guide wheel, and winds the continuous pumping rod through the rear main wheel; the existing technology has too large driving torque, which causes the deformation of the pumping rod and a large turning radius, thereby limiting the application of the carbon fiber continuous rod in some shallow wells.

[0004] Therefore, the technical personnel in the art urgently need to provide a simple carbon fiber continuous pumping rod operation vehicle with small torque and small turning radius, which is suitable for shallow wells. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a simple carbon fiber continuous pumping rod operation vehicle to solve the problems in the prior art.

[0006] A simple carbon fiber continuous pumping rod operation vehicle, comprising: a tractor, a reel and a winding and unwinding device; the tractor is hingedly connected with a trailer, the reel is arranged on the trailer; the trailer is provided with the winding and unwinding device at the tail end; the winding and unwinding device comprises a speed reducer and a traction device; the tail of the tractor is provided with a winch, the winch is drivingly connected with the speed reducer; the speed reducer is drivingly connected with the traction device, and the traction device drives the pumping rod on the reel to move towards the wellhead.

[0007] Preferably, the winding and unwinding device further comprises a box body, a swing arm and a cylinder; the speed reducer and the cylinder are fixedly connected to the inner surface of the box body towards the reel direction; the cylinder is located at the upper end of the speed reducer; a first supporting rod is fixedly connected to the inner surface of the box body towards the reel direction; one end of the swing arm is hingedly connected with the first supporting rod, and the other end of the swing arm is fixedly connected with the telescopic rod of the cylinder; a second supporting rod and a third supporting rod are further fixedly connected to the inner surface of the box body towards the reel direction; the traction device comprises a first traction body and a second traction body; the connecting plate above the first traction body is fixedly connected with the second supporting rod, and the connecting plate below the first traction body is fixedly connected with the third supporting rod; the bent part of the cylinder is fixedly connected with the first cuboid of the second traction body.

[0008] Preferably, the first traction body and the second traction body further comprise a first sprocket and a conveying chain, the first sprocket is symmetrically provided with two, the first sprocket is rotatably connected between the two connecting plates, and the first sprocket is located at the notch end of the connecting plate; two second rectangular bodies are fixedly connected between the opposite ends of the connecting plate notches, and the first rectangular body is perpendicular to the connecting plate; the first sprocket is sleeved with the conveying chain, and the conveying chain is fixedly provided with a plurality of rubber blocks towards the box direction; a second sprocket is rotatably connected outside the notch end of the connecting plate below the first traction body, the second sprocket drives the first sprocket at the lower end of the first traction body to rotate; and the second sprocket is connected to the speed reducer.

[0009] Preferably, two second rectangular bodies are arranged between the reel and the winding and unwinding device; the two second rectangular bodies are arranged on the trailer and are arranged in parallel; a circular column is arranged between the two second rectangular bodies, and the circular column is located at the upper end of the two second rectangular bodies; and a guide device is arranged on the circular column towards the winding and unwinding device.

[0010] Preferably, the guide device comprises a support rod, an arc-shaped rod and a guide wheel; a plurality of support rods are arranged on the circular column towards the winding and unwinding device, and the support rods are arranged on the same plane; a plurality of arc-shaped rods are connected between the plurality of support rods; and a plurality of guide wheels are connected to the arc-shaped rods at the end of the guide device.

[0011] Preferably, the sucker rod on the reel is a carbon fiber sucker rod.

[0012] Preferably, a plurality of carbon rod fixing screws are arranged on the reel.

[0013] Preferably, a simple crane is arranged on one side of the second rectangular body.

[0014] Preferably, a plurality of jacks are arranged below the trailer.

[0015] Compared with the prior art, the utility model provides a simple carbon fiber continuous sucker rod operation vehicle, which has the following beneficial effects:

[0016] The utility model discloses, including: tractor, reel and retraction device, the tractor is hinged with trailer, be provided with reel on the trailer, utilize tractor hinged realization smaller turning radius, can turn around in the limited oil pumping site, the retraction device is set up to the trailer end, the retraction device includes speed reducer and traction device, the tail of tractor is provided with winch, and the winch is driving connection speed reducer, utilize tractor output power to give the winch of tail, drive speed reducer, make the drive torque smaller, effectively prevent the deformation problem of sucker rod, the speed reducer is driving connection traction device, and the traction device drives the sucker rod on reel and moves to the well mouth. The winch of tractor directly drives the speed reducer of trailer tail, makes the torque smaller, and the speed reducer slows down the speed of pulling the sucker rod, further prevents the deformation of the sucker rod. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will briefly introduce the drawing needed to be used in the embodiment, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the retraction device structure schematic diagram of the utility model;

[0020] Figure 3 It is the guide device structure schematic diagram of the utility model.

[0021] Among them: 1 is tractor;2 is reel;3 is retraction device;31 is speed reducer;32 is traction device;321 is first traction body;322 is second traction body;323 is connecting plate;324 is first cuboid;325 is first sprocket;326 is conveying chain;327 is second sprocket;33 is box;34 is swing arm;35 is air cylinder;36 is first support rod;37 is second support rod;38 is third support rod;4 is trailer;5 is winch;6 is second cuboid;7 is guide device;71 is support rod;72 is arc-shaped rod;73 is guide wheel;8 is circular cylinder;9 is carbon rod fixing screw;10 is simple crane;11 is jack. DETAILED DESCRIPTION

[0022] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0023] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0024] like Figures 1-2 As shown, a simple carbon fiber continuous sucker rod operating vehicle includes: a tractor 1, a reel 2, and a take-up and unload device 3; the tractor 1 is hinged to a trailer 4, and the reel 2 is mounted on the trailer 4; the take-up and unload device 3 is located at the end of the trailer 4; the take-up and unload device 3 includes a reducer 31 and a traction device 32; a winch 5 is located at the rear of the tractor 1, and the winch 5 is driven by the reducer 31; the reducer 31 is driven by the traction device 32, and the traction device 32 drives the sucker rod on the reel 2 towards the wellhead. Specifically, the tractor 1 outputs power to the winch; the tractor and trailer are hinged by a pin during transport to achieve a small turning radius, and the tractor and trailer are fixed by a pin during operation; the winch drives a transmission chain, which drives the reducer 31 of the take-up and unload device 3, and the reducer 31 drives the traction device 32. This utility model utilizes the output power of the winch of the tractor itself to drive the reducer, thereby reducing the driving torque and effectively preventing sucker rod deformation.

[0025] In one exemplary embodiment, such as Figures 1-2As shown, the winding and unwinding device 3 further comprises a box 33, a swing arm 34 and a cylinder 35; the reducer 31 and the cylinder 35 are fixedly connected to the inner surface of the box 33 towards the winding drum 2; and the cylinder 35 is located at the upper end of the reducer 31; a first support rod 36 is fixedly connected to the inner surface of the box 33 towards the winding drum 2; one end of the swing arm 34 is hinged to the first support rod 36, and the other end of the swing arm 34 is fixedly connected to the telescopic rod of the cylinder 35; a second support rod 37 and a third support rod 38 are further fixedly connected to the inner surface of the box 33 towards the winding drum 2; the traction device 32 comprises a first traction body 321 and a second traction body 322; the second support rod 37 is fixedly connected to the connecting plate 323 above the first traction body 321, and the third support rod 38 is fixedly connected to the connecting plate 323 below the first traction body 321; the second traction body 322 is fixedly connected to the bent part of the cylinder 35. Specifically, the upper transverse plate and the lower transverse plate of the box 33 are both provided with through holes for the sucker rod to pass through the box 33; the vertical plate of the box 33, to which the reducer 31 is fixed, is provided with a through hole for connecting the winch of the tractor 1; the cylinder 35 drives the swing arm 34 to move, and then drives the second traction body 322 to move towards the direction of the winding drum 2 and the opposite direction of the winding drum 2.

[0026] The second support rod 37 and the third support rod 38 fix the first traction body 321 in the box 33; the second traction body 322 moves towards the direction of the first traction body 321 to clamp the sucker rod; the second traction body 322 moves towards the opposite direction of the first traction body 321 to release the sucker rod; thus, the sucker rod can be clamped or released; clamping the sucker rod can make the sucker rod accurately transported towards the wellhead.

[0027] In one exemplary embodiment, as Figure 2As shown, the first traction body 321 and the second traction body 322 further comprise a first sprocket 325 and a conveying chain 326, two of the first sprockets 325 are symmetrically arranged up and down, the first sprockets 325 are rotationally connected between the two connecting plates 323, and the first sprockets 325 are located at the gap ends of the connecting plates 323; two of the rectangular bodies 324 are fixedly connected between the gap opposite ends of the two connecting plates 323, and the first rectangular bodies 324 are perpendicular to the connecting plates 323; the first sprockets 325 are sleeved with the conveying chain 326, and the conveying chain 326 is fixedly provided with a plurality of rubber blocks towards the box body 33; a second sprocket 327 is rotationally connected outside the gap end of the connecting plate 323 below the first traction body 321, the second sprocket 327 drives the first sprocket 325 at the lower end of the first traction body 321 to rotate; and the second sprocket 327 is connected with the speed reducer 31. Specifically, the connecting plate 323, the first rectangular body 324, the first sprocket 325 and the conveying chain 326 are components commonly composed of the first traction body 321 and the second traction body 322; the winding and unwinding operation of the sucker rod can be realized by inputting power in forward and reverse directions; during the operation of the sucker rod, the reel follows, and the reel to the winding and unwinding device part is almost not stressed, which can obviously improve the service life of the sucker rod, the speed reducer has a self-locking function, which ensures that the well is down in case of an accident, and effectively avoids accidental damage to the ground personnel and engineering equipment.

[0028] In use, the cylinder 35 drives the second traction body 322 to clamp the sucker rod towards the first traction body 321, the winch inputs power to drive the speed reducer, the speed reducer drives the second sprocket 327, and then drives the rubber blocks on the conveying chain 326 of the first traction body 321 to move; because it is in a clamped state, the rubber blocks on the conveying chain 326 of the second traction body 322 are further driven to move during the conveying of the sucker rod to the well mouth; since the rubber blocks are soft materials, the deformation problem of the sucker rod is effectively protected during clamping.

[0029] In one exemplary embodiment, as shown in Figure 1 As shown, two second rectangular bodies 6 are arranged between the reel 2 and the winding and unwinding device 3; the two second rectangular bodies 6 are arranged on the trailer 4, and the two second rectangular bodies 6 are arranged in parallel; a circular cylinder 8 is arranged between the two second rectangular bodies 6, and the circular cylinder 8 is located at the upper ends of the two second rectangular bodies 6; and a guide device 7 is arranged on the circular cylinder 8 towards the winding and unwinding device 3. Specifically, the guide device 7 ensures that the carbon rod will not be excessively bent during the operation.

[0030] In one exemplary embodiment, as shown in Figure 3As shown, the guide device 7 comprises support rods 71, arc-shaped rods 72 and guide wheels 73; the plurality of support rods 71 are arranged on the circular column 8 and in the same plane; the plurality of arc-shaped rods 72 are connected between the plurality of support rods 71; and the plurality of guide wheels 73 are connected to the arc-shaped rods 72 at the ends of the guide device 7. Specifically, the guide wheels 73 are concave towards the center of the circle, so as to form grooves, and the sucker rods enter the winding and unwinding device along the arc formed by the grooves, thereby effectively protecting the sucker rods from being excessively bent.

[0031] In one exemplary embodiment, as shown in Figure 1 Specifically, the carbon fiber sucker rod has the advantages of corrosion resistance, light weight and high strength.

[0032] In one exemplary embodiment, as shown in Figure 1 Specifically, the fixing screws fix one end of the carbon fiber sucker rod to the winding drum through the pressing plate, and after the carbon fiber sucker rod is wound on the winding drum, the other end of the carbon fiber sucker rod is fixed to the side wall of the winding drum by the fixing screws, so as to prevent the carbon fiber sucker rod from sliding along the circumference during transportation.

[0033] In one exemplary embodiment, as shown in Figure 1 Specifically, the simple hoist 10 is used for lowering the sucker rod and the counterweight rod into the well, and is a chain hoist driven by manpower for simplifying the structure.

[0034] In one exemplary embodiment, as shown in Figure 1 Specifically, the plurality of jacks 11 are arranged at the tail of the trailer during operation, so as to prevent the tires of the trailer from being excessively stressed during operation.

[0035] In the description of the present application, it should be understood that the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application, and do not indicate or imply that the device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0036] The above-described embodiments are merely preferred modes of the present application, and are not intended to limit the scope of the present application, and various modifications and improvements to the technical solutions of the present application made by those of ordinary skill in the art without departing from the design spirit of the present application shall fall within the protection scope of the present application as defined by the claims.

Claims

1. A simple carbon fiber continuous sucker rod operation vehicle, characterized in that, Include: Tractor (1), reel (2) and reel device (3); The tractor (1) is hinged with a trailer (4), and the reel (2) is arranged on the trailer (4); the trailer (4) is provided with the reel device (3) at the end; The reel device (3) comprises a speed reducer (31) and a traction device (32); The tail of the tractor (1) is provided with a winch (5), which is drivingly connected with the speed reducer (31); the speed reducer (31) is drivingly connected with the traction device (32), which drives the sucker rod on the reel (2) to move towards the well mouth.

2. The simple carbon fiber continuous sucker rod operation vehicle according to claim 1, characterized in that: The reel device (3) further comprises a box (33), a swing arm (34) and a cylinder (35); the box (33) is fixedly connected with the speed reducer (31) and the cylinder (35) on the inner surface facing the reel (2); and the cylinder (35) is located on the upper end of the speed reducer (31); The inner surface of the box (33) facing the reel (2) is fixedly connected with a first supporting rod (36); one end of the first supporting rod (36) is hinged with the swing arm (34), and the other end of the swing arm (34) is fixedly connected with the telescopic rod of the cylinder (35); The inner surface of the box (33) facing the reel (2) is also fixedly connected with a second supporting rod (37) and a third supporting rod (38); The traction device (32) comprises a first traction body (321) and a second traction body (322); the connecting plate (323) above the first traction body (321) is fixedly connected with the second supporting rod (37), and the connecting plate (323) below the first traction body (321) is fixedly connected with the third supporting rod (38); the bent part of the cylinder (35) is fixedly connected with the first cuboid (324) of the second traction body (322).

3. The simple carbon fiber continuous sucker rod operation vehicle according to claim 2, characterized in that: The first traction body (321) and the second traction body (322) further comprise a first sprocket (325) and a conveying chain (326); Two first sprockets (325) are symmetrically arranged above and below, the first sprocket (325) is rotatably connected between two connecting plates (323), and the first sprocket (325) is located at the notch end of the connecting plate (323); two cuboids (324) are fixedly connected between the notch opposite ends of two connecting plates (323), and the first cuboid (324) is perpendicular to the connecting plate (323); The first sprocket (325) is sleeved with the conveying chain (326), and a plurality of rubber blocks are fixedly arranged on the conveying chain (326) towards the box (33); The notch outer side of the connecting plate (323) below the first traction body (321) is rotatably connected with a second sprocket (327), the second sprocket (327) drives the first sprocket (325) at the lower end of the first traction body (321) to rotate; the second sprocket (327) is connected with the speed reducer (31).

4. The simple carbon fiber continuous sucker rod operation vehicle according to claim 1, characterized in that: Two second cuboids (6) are arranged between the reel (2) and the winding and unwinding device (3); the two second cuboids (6) are arranged on the trailer (4) and are arranged in parallel; A circular column (8) is arranged between the two second cuboids (6) and is located at the upper ends of the two second cuboids (6); the circular column (8) is provided with a guide device (7) towards the winding and unwinding device (3).

5. The simple carbon fiber continuous sucker rod operation vehicle according to claim 4, characterized in that: The guide device (7) comprises a supporting rod (71), an arc-shaped rod (72) and a guide wheel (73). The circular column (8) is provided with a plurality of supporting rods (71) towards the winding and unwinding device (3) and the supporting rods (71) are in the same plane; A plurality of arc-shaped rods (72) are connected between the plurality of supporting rods (71); the arc-shaped rod (72) at the end of the guide device (7) is connected with a plurality of guide wheels (73).

6. The simple carbon fiber continuous sucker rod operation vehicle according to claim 1, characterized in that: The sucker rod on the reel (2) is a carbon fiber sucker rod.

7. The simple carbon fiber continuous sucker rod operation vehicle according to claim 1, characterized in that: A plurality of carbon rod fixing screws (9) are arranged on the reel (2).

8. The simple carbon fiber continuous sucker rod operation vehicle according to claim 4, characterized in that: A simple crane (10) is arranged on one side of the second cuboid (5).

9. The simple carbon fiber continuous sucker rod operation vehicle according to claim 5, characterized in that: A plurality of jacks (11) are arranged below the trailer (4).

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