Transfer device for torch head replacement

Abstract

The utility model discloses a transfer device for torch head replacement, which comprises a hinge shaft, a driving source, a support adjusting component, a front frame and a rear frame, one end of the front frame is hinged with one end of the rear frame through the hinge shaft, and the other ends of the front frame and the rear frame are respectively provided with a front wheel group and a rear wheel group which are driven by the driving source. Supporting mounting rods are arranged in the middle of the front frame and the middle of the rear frame, and the supporting adjusting assembly is arranged on the two supporting mounting rods and used for supporting the front frame and the rear frame. During use, the front wheel set and the rear wheel set are clamped on two steel pipe handrails arranged on the uppermost portions of the two sides of a flare arm escalator, a flare head wind shield is hoisted on a hinge shaft through a hanging shackle and a hoisting belt, and a driving source drives a front wheel shaft to rotate to drive the front wheel set and the rear wheel set to move forwards. Transfer of the torch head windshield is achieved, split carrying of the torch head windshield is avoided, carrying cost is reduced, and meanwhile carrying efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of flare repair equipment in marine oil production, and particularly relates to a transfer device for replacing flare heads. Background Art

[0002] The proper functioning of the flare system is crucial in offshore oil development. However, over time, the flare tip wind shield may malfunction or require repair, necessitating replacement and maintenance. Because the flare tip wind shield can weigh over 200 kilograms, it is difficult to transport for replacement or repair. Typically, separate transport is considered, but this process can easily damage the equipment, increasing repair costs. Reassembly after separate transport also presents issues with precision and stability, impacting the proper functioning of the flare tip wind shield. Furthermore, flare tip wind shield replacement and maintenance often require operation in a harsh marine environment. Strong winds, high humidity, and the swaying motion of waves pose significant operational challenges, increasing the difficulty and risk of the operation and requiring extremely high technical and experience from the operator. The difficulty in handling and the complexity of the operation often lead to extended downtime on offshore platforms, resulting in significant economic losses.

[0003] Taking into account the two steel pipe railings at the top of both sides of the existing torch arm escalator, since the railings are fixed transfer paths when the torch head wind shield is replaced and repaired, and have a supporting function, therefore, combined with the above-mentioned problems, using the two steel pipe railings at the top of both sides of the torch arm escalator as sliding tracks, designing a transfer device for the replacement and repair of the torch head wind shield has become an urgent problem to be solved in the industry. Utility Model Content

[0004] In order to solve at least one of the above technical problems, the present invention provides a transfer device for replacing a flare tip.

[0005] The purpose of the utility model is achieved through the following technical solutions:

[0006] The utility model provides a transfer device for replacing torch heads, comprising an articulated shaft, a drive source, a support and adjustment assembly, a front frame and a rear frame, one end of the front frame is hinged to one end of the rear frame by an articulated shaft, and the other ends of the front frame and the rear frame are respectively provided with a front wheel group and a rear wheel group driven by the drive source, the front wheel group comprises a left front wheel and a right front wheel, the rear wheel group comprises a left rear wheel and a right rear wheel, the left front wheel, the right front wheel, the left rear wheel and the right rear wheel all comprise a rim, a spoke arranged in the rim and a hub arranged in the spoke, wheel flanges are provided on both sides of the rim, support mounting rods are provided in the middle of the front frame and the rear frame, and the support adjustment assembly is provided on the two support mounting rods for supporting the front frame and the rear frame.

[0007] As a further improvement, the front wheel group includes front bearing seats respectively arranged on both sides of the other end of the front frame, front bearings respectively arranged in the two front bearing seats on the front frame, and a front wheel axle arranged in the two front bearings. The driving source drives the front wheel axle to rotate, and the left front wheel and the right front wheel are respectively arranged at the two ends of the front wheel axle and rotate with the front wheel axle. The rear wheel group includes rear bearing seats respectively arranged on both sides of the other end of the rear frame, rear bearings respectively arranged in the two rear bearing seats on the rear frame, and a rear wheel axle arranged in the two rear bearings. The left rear wheel and the right rear wheel are respectively arranged at the two ends of the rear wheel axle and then the wheel axle rotates.

[0008] As a further improvement, the rim diameter on one side of the left front wheel, the right front wheel, the left rear wheel and the right rear wheel is larger than the rim diameter on the other side.

[0009] As a further improvement, the sides of the left front wheel and the right front wheel rims with larger diameters are arranged relative to each other, and the sides of the left rear wheel and the right rear wheel rims with larger diameters are arranged relative to each other, or the sides of the left front wheel and the right front wheel rims with smaller diameters are arranged relative to each other, and the sides of the left rear wheel and the right rear wheel rims with smaller diameters are arranged relative to each other.

[0010] As a further improvement, the rim diameters of the left front wheel and the right front wheel are larger than the rim diameters of the left rear wheel and the right rear wheel.

[0011] As a further improvement, it includes a locking bolt, a locking nut and wheel sleeves mounted on both ends of the front wheel axle and the rear wheel axle, the left front wheel and the right front wheel are respectively fixed to one end of the two wheel sleeves on the front wheel axle, and the left rear wheel and the right rear wheel are respectively fixed to one end of the two wheel sleeves on the rear wheel axle, each wheel sleeve is provided with at least two wheel sleeve through holes on the other end, and both ends of the front wheel axle and the rear wheel axle are provided with shaft through holes corresponding to the wheel sleeve through holes, the locking bolts are passed through the wheel sleeve through holes and the shaft through holes and are fixed by locking nuts.

[0012] As a further improvement, the support adjustment assembly includes a trapezoidal thread screw, a trapezoidal nut slider, a screw mounting seat and a handwheel. The screw mounting seat is fixed in the middle of a support mounting rod, one end of the trapezoidal thread screw is rotatably disposed in the screw mounting seat and the end is connected to the handwheel, the trapezoidal nut slider is fixed in the middle of another support mounting rod, and the other end of the trapezoidal thread screw is passed through the trapezoidal nut slider.

[0013] As a further improvement, the support adjustment assembly includes an adjusting screw, a handwheel connected to one end of the adjusting screw, and a front fixing nut and a rear fixing nut respectively fixed in the middle of the two support mounting rods. The other end of the adjusting screw is passed through the front fixing nut and the rear fixing nut and is threadedly connected to the front fixing nut and the rear fixing nut.

[0014] As a further improvement, the front wheel axle is provided with a ratchet that rotates with the front wheel axle, the front frame is provided with a front pawl mounting seat, and the front pawl mounting seat is provided with a pawl that matches the ratchet for reverse locking of the front wheel axle.

[0015] As a further improvement, the driving source includes a motor, an output sprocket, a chain and a transmission sprocket. The output shaft of the motor is connected to the output sprocket. The transmission sprocket is fixed on the front wheel axle and is connected to the output sprocket through a chain.

[0016] The utility model provides a transfer device for replacing torch heads, comprising an articulated shaft, a drive source, a support adjustment assembly, a front frame and a rear frame, one end of the front frame is hinged to one end of the rear frame by an articulated shaft, and the other ends of the front frame and the rear frame are respectively provided with a front wheel group and a rear wheel group driven by the drive source, the front wheel group comprises a left front wheel and a right front wheel, the rear wheel group comprises a left rear wheel and a right rear wheel, the left front wheel, the right front wheel, the left rear wheel and the right rear wheel all comprise a rim, a spoke arranged in the rim and a hub arranged in the spoke, wheel flanges are provided on both sides of the rim, support mounting rods are provided in the middle of the front frame and the rear frame, and the support adjustment assembly is provided on the two support mounting rods for supporting the front frame and the rear frame. When in use, the left front wheel and the right front wheel of the front wheel group and the left rear wheel and the right rear wheel of the rear wheel group are clamped on the two top steel pipe railings on both sides of the torch arm escalator. The railings are used as tracks and the wheel flanges are used to guide and prevent derailment on the two steel pipe railings. The torch head wind shield that needs to be transported is hoisted on the articulated shaft through hanging buckles, slings and other hoisting tools. The driving source drives the front wheel axle to rotate, driving the front wheel group to move forward, and the front wheel group drives the rear wheel group to move forward. The existing environment of the offshore oil platform is used to realize the transportation of the torch head wind shield, avoiding the separate transportation of the torch head wind shield and the possible damage to the equipment caused by the separate transportation, ensuring the integrity and working performance of the torch head wind shield, reducing the transportation cost and improving the transportation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described with reference to the accompanying drawings. However, the embodiments in the accompanying drawings do not constitute any limitation to the present invention. A person skilled in the art can obtain other drawings based on the following drawings without creative effort.

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

[0019] Figure 2 This is a schematic diagram of the structure of the utility model when in use;

[0020] Figure 3 It is a structural schematic diagram of the left front wheel of the utility model.

[0021] In the figure: 1, front frame; 2, rear frame; 3, articulated shaft; 4, driving source; 41, motor; 42, output sprocket; 43, chain; 44, transmission sprocket; 5, support adjustment assembly; 51, handwheel; 52, screw mounting seat; 53, trapezoidal thread screw; 54, trapezoidal nut slider; 6, support mounting rod; 7, front bearing seat; 8, left front wheel; 9, right front wheel; 10, rear bearing seat; 11, left rear wheel; 12, right rear wheel; 13, front wheel axle; 14, rear wheel axle; 15, wheel sleeve; 16, front pawl mounting seat; 17, rim; 18, spokes; 19, hub; 20, wheel flange. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that, unless there is a conflict, the embodiments of the present application and the features in the embodiments can be combined with each other.

[0023] The present invention involves directional indications (such as front, back, left, right, etc.), relative to Figure 1 For example, the direction outward on the horizontal paper is "front", the direction inward on the horizontal paper is "back", the direction to the left on the horizontal paper is "left", and the direction to the right on the horizontal paper is "right". If the specific posture changes, the directional indication will also change accordingly.

[0024] Combine Figure 1As shown, an embodiment of the present invention provides a transfer device for replacing a torch head, comprising an articulated shaft 3, a drive source 4, a support adjustment assembly 5, a front frame 1 and a rear frame 2. In this embodiment, the front frame 1 and the rear frame 2 are both rectangular, and the drive source comprises a motor 41, an output sprocket 42, a chain 43 and a transmission sprocket 44. The output shaft of the motor 41 is transmission-connected to the output sprocket 42. During transportation, the moving speed and direction of the device are adjusted by controlling the rotation speed and direction of the motor 41. The transmission sprocket 44 is fixed on the front wheel shaft 13 and is connected to the output sprocket 42 through a chain 43. One end of the front frame 1 is hinged to one end of the rear frame 2 through an articulated shaft 3. The other ends of the front frame 1 and the rear frame 2 are respectively provided with a front wheel group and a rear wheel group driven by a driving source 4. Specifically, the front wheel group includes front bearing seats 7 respectively provided on both sides of the other end of the front frame 1, front bearings respectively provided in two front bearing seats 7 on the front frame 1, and a front wheel shaft 13 provided in the two front bearings. The driving source 4 drives The front wheel axle 13 is driven to rotate, and the left front wheel 8 and the right front wheel 9 are respectively provided at both ends of the front wheel axle 13 and rotate with the front wheel axle 13. The rear wheel group includes rear bearing seats 10 respectively provided on both sides of the other end of the rear frame 2, rear bearings respectively provided in the two rear bearing seats 10 on the rear frame 2, and a rear wheel axle 14 provided in the two rear bearings. The left rear wheel 11 and the right rear wheel 12 are respectively provided at both ends of the rear wheel axle 14 and then the wheel axle 14 rotates. Preferably, the left front wheel 8, the right front wheel 9, the left rear wheel 11 and the right rear wheel 12 are The rim 17 comprises a wheel rim 17, a wheel spoke 18 arranged in the wheel rim 17 and a wheel hub 19 arranged in the wheel spoke 18. Wheel flanges 20 are provided on both sides of the wheel rim 17 to provide a guide function for the left front wheel 8 and the right front wheel 9 and the left rear wheel 11 and the right rear wheel 12 to move on the two top steel pipe railings on both sides of the torch arm escalator and prevent derailment. More preferably, the diameter of the wheel flange 20 on one side is larger than the diameter of the wheel flange 20 on the other side, so as to provide a guide function and prevent derailment when the left front wheel 8 and the right front wheel 9 and the left rear wheel 11 and the right rear wheel 12 turn on the two steel pipe railings. To prevent derailment, the left front wheel 8 and the right front wheel 9 are arranged on the sides with larger diameters of the wheel rims 20, and the left rear wheel 11 and the right rear wheel 12 are arranged on the sides with larger diameters of the wheel rims 20, or the left front wheel 8 and the right front wheel 9 are arranged on the sides with smaller diameters of the wheel rims 20, and the left rear wheel 11 and the right rear wheel 12 are arranged on the sides with smaller diameters of the wheel rims 20. The wheel rims 20 enable the left front wheel 8 and the right front wheel 9 as well as the left rear wheel 11 and the right rear wheel 12 to be clamped on the two top steel pipe railings on both sides of the torch arm escalator, providing a guiding function while preventing derailment.The middle part of the front frame 1 and the rear frame 2 are both provided with a support mounting rod 6, and the support adjustment assembly 5 is arranged on the two support mounting rods 6 for supporting the front frame 1 and the rear frame 2. Preferably, the support adjustment assembly 5 includes a trapezoidal thread screw 53, a trapezoidal nut slider 54, a screw mounting seat 52 and a handwheel 51. The screw mounting seat 52 is fixed in the middle part of one support mounting rod 6, one end of the trapezoidal thread screw 53 is rotatably arranged in the screw mounting seat 52 and the end is connected to the handwheel 51, the trapezoidal nut slider 54 is fixed in the middle part of the other support mounting rod 6, and the other end of the trapezoidal thread screw 53 is passed through the trapezoidal nut slider 54. The handwheel 51 is rotated to adjust the threaded distance between the trapezoidal thread screw 53 and the trapezoidal nut slider 54 to adjust the articulation angle of the front frame 1 and the rear frame 2, so that the front frame 1 and the rear frame 2 and the hoisted torch head wind shield can pass through working environments at different heights. It should be noted that the trapezoidal thread screw 53 and the trapezoidal nut slider 54 can also be replaced by a ball screw and a ball nut slider. To prevent the adjusted articulation angle from changing, a self-locking device needs to be provided when using the ball screw and the ball nut slider. At the same time, preferably, the support adjustment assembly 5 can also be used to include an adjustment screw, a handwheel 51 connected to one end of the adjustment screw, and a front fixing nut and a rear fixing nut respectively fixed to the middle of the two support mounting rods 6. The other end of the adjustment screw is passed through the front fixing nut and the rear fixing nut and is threadedly connected to the front fixing nut and the rear fixing nut. By rotating the handwheel 51, the adjustment screw changes the threaded distance with the front fixing nut and the rear fixing nut to adjust the articulation angle of the front frame 1 and the rear frame 2.

[0025] When the embodiment of the present invention is in use, the front wheel group and the rear wheel group are clamped on the two top steel pipe railings provided on both sides of the torch arm escalator. The railings are used as tracks, and the wheel flanges are guided and prevented from derailing on the two steel pipe railings. The torch head wind shield to be transported is hoisted on the articulated shaft 3 through hanging buckles and lifting tools such as slings. The driving source drives the front wheel shaft 13 to rotate, driving the front wheel group to move forward, and the front wheel group drives the rear wheel group to move forward. The existing environment of the offshore oil platform is utilized to realize the transportation of the torch head wind shield. This avoids the separate transportation of the torch head wind shield and the damage to the equipment that may be caused by the separate transportation, ensures the integrity and working performance of the torch head wind shield, reduces the transportation cost, and improves the transportation efficiency.

[0026] As a further preferred embodiment, the diameters of the rims 17 of the left front wheel 8 and the right front wheel 9 are larger than the diameters of the rims 17 of the left rear wheel 11 and the right rear wheel 12, so that the left front wheel 8 and the right front wheel 9 move forward more smoothly and drive the left rear wheel 11 and the right rear wheel 12 to move forward.

[0027] As a further preferred embodiment, the front wheel axle 13 is provided with a ratchet that rotates with the front wheel axle 13, and the front frame 1 is provided with a front pawl mounting seat 16, and the front pawl mounting seat 16 is provided with a pawl that matches the ratchet and is used to reverse lock the front wheel axle 13, so as to prevent the left front wheel 8 and the right front wheel 9 from sliding backward when passing through the top two steel pipe railings on both sides of the inclined torch arm escalator, thereby avoiding damage to the hoisted torch head wind shield.

[0028] As a further preferred embodiment, it includes locking bolts, locking nuts and wheel sleeves 15 sleeved on both ends of the front wheel axle 13 and the rear wheel axle 14, the left front wheel 8 and the right front wheel 9 are respectively fixed to one end of the two wheel sleeves 15 on the front wheel axle 13, and the left rear wheel 11 and the right rear wheel 12 are respectively fixed to one end of the two wheel sleeves 15 on the rear wheel axle 14, and each wheel sleeve 15 is provided with at least two wheel sleeve through holes on the other end, and both ends of the front wheel axle 13 and the rear wheel axle 14 are provided with shaft through holes corresponding to the wheel sleeve through holes, the locking bolts are passed through the wheel sleeve through holes and the shaft through holes and are fixed by locking nuts, and the wheel sleeve 15 is moved to change the position of the wheel sleeve through holes and the matching shaft through holes to adjust the axial wheelbase of the left front wheel 8 and the right front wheel 9 and the left rear wheel 11 and the right rear wheel 12 to adapt to the different widths of the two top steel pipe railings on both sides of the torch arm escalator.

[0029] The above description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein, and therefore, it should not be understood as limiting the scope of protection of the present invention.

[0030] In summary, although the present invention lists the above-mentioned preferred embodiments, it should be noted that although technicians in this field can make various changes and modifications, unless such changes and modifications deviate from the scope of the present invention, they should all be included in the protection scope of the present invention.

Claims

1. A transfer device for replacing a flare tip, characterized in that: The vehicle comprises an articulated shaft (3), a driving source (4), a support adjustment assembly (5), a front frame (1) and a rear frame (2), wherein one end of the front frame (1) is articulated with one end of the rear frame (2) via the articulated shaft (3), and the other ends of the front frame (1) and the rear frame (2) are respectively provided with a front wheel group and a rear wheel group driven by the driving source (4), wherein the front wheel group comprises a left front wheel (8) and a right front wheel (9), and the rear wheel group comprises a left rear wheel (11) and a right rear wheel (12), wherein the left front wheel The wheel (8), the right front wheel (9), the left rear wheel (11) and the right rear wheel (12) all include a rim (17), a spoke (18) disposed in the rim (17) and a hub (19) disposed in the spoke (18); both sides of the rim (17) are provided with a wheel flange (20); the middle of the front frame (1) and the rear frame (2) are provided with a support mounting rod (6); and a support adjustment assembly (5) is provided on the two support mounting rods (6) for supporting the front frame (1) and the rear frame (2).

2. The transfer device for replacing the flare tip according to claim 1, characterized in that: The front wheel group includes front bearing seats (7) respectively arranged on both sides of the other end of the front frame (1), front bearings respectively arranged in the two front bearing seats (7) on the front frame (1), and a front wheel axle (13) arranged in the two front bearings. The driving source (4) drives the front wheel axle (13) to rotate. The left front wheel (8) and the right front wheel (9) are respectively arranged at both ends of the front wheel axle (13) and rotate with the front wheel axle (13). The rear wheel group includes rear bearing seats (10) respectively arranged on both sides of the other end of the rear frame (2), rear bearings respectively arranged in the two rear bearing seats (10) on the rear frame (2), and a rear wheel axle (14) arranged in the two rear bearings. The left rear wheel (11) and the right rear wheel (12) are respectively arranged at both ends of the rear wheel axle (14) and rotate with the rear wheel axle (14).

3. The transfer device for replacing the flare tip according to claim 2, characterized in that: The diameter of the wheel rim (20) on one side of the left front wheel (8), the right front wheel (9), the left rear wheel (11) and the right rear wheel (12) is larger than the diameter of the wheel rim (20) on the other side.

4. The transfer device for replacing the flare tip according to claim 3, characterized in that: The sides of the rims (20) of the left front wheel (8) and the right front wheel (9) with larger diameters are arranged relative to each other, and the sides of the rims (20) of the left rear wheel (11) and the right rear wheel (12) with larger diameters are arranged relative to each other, or the sides of the rims (20) of the left front wheel (8) and the right front wheel (9) with smaller diameters are arranged relative to each other, and the sides of the rims (20) of the left rear wheel (11) and the right rear wheel (12) with smaller diameters are arranged relative to each other.

5. The transfer device for replacing the flare tip according to claim 4, characterized in that: The diameters of the rims (17) of the left front wheel (8) and the right front wheel (9) are larger than the diameters of the rims (17) of the left rear wheel (11) and the right rear wheel (12).

6. The transfer device for replacing a flare tip according to claim 2, wherein: The invention comprises a locking bolt, a locking nut and wheel sleeves (15) sleeved on both ends of a front wheel axle (13) and a rear wheel axle (14), wherein the left front wheel (8) and the right front wheel (9) are respectively fixed to one end of the two wheel sleeves (15) on the front wheel axle (13), and the left rear wheel (11) and the right rear wheel (12) are respectively fixed to one end of the two wheel sleeves (15) on the rear wheel axle (14), and at least two wheel sleeve through holes are provided on the other end of each wheel sleeve (15), and both ends of the front wheel axle (13) and the rear wheel axle (14) are provided with shaft through holes corresponding to the wheel sleeve through holes, and the locking bolts are passed through the wheel sleeve through holes and the shaft through holes and fixed by the locking nuts.

7. The transfer device for replacing a flare tip according to any one of claims 1 to 6, characterized in that: The support adjustment assembly (5) comprises a trapezoidal threaded screw (53), a trapezoidal nut slider (54), a screw mounting seat (52) and a handwheel (51), wherein the screw mounting seat (52) is fixedly arranged in the middle of one support mounting rod (6), one end of the trapezoidal threaded screw (53) is rotatably arranged in the screw mounting seat (52) and the end thereof is connected to the handwheel (51), the trapezoidal nut slider (54) is fixedly arranged in the middle of the other support mounting rod (6), and the other end of the trapezoidal threaded screw (53) is passed through the trapezoidal nut slider (54).

8. The transfer device for replacing a flare tip according to any one of claims 1 to 6, characterized in that: The support adjustment assembly (5) comprises an adjustment screw, a hand wheel (51) connected to one end of the adjustment screw, a front fixing nut and a rear fixing nut respectively fixed to the middle of the two support mounting rods (6), and the other end of the adjustment screw is passed through the front fixing nut and the rear fixing nut and is threadedly connected to the front fixing nut and the rear fixing nut.

9. The transfer device for replacing a flare tip according to claim 2, wherein: The front wheel axle (13) is provided with a ratchet that rotates with the front wheel axle (13), the front frame (1) is provided with a front pawl mounting seat (16), and the front pawl mounting seat (16) is provided with a pawl that matches the ratchet and is used for reverse locking of the front wheel axle (13).

10. The transfer device for replacing a flare tip according to claim 2, wherein: The driving source comprises a motor (41), an output sprocket (42), a chain (43) and a transmission sprocket (44); the output shaft of the motor (41) is transmission-connected to the output sprocket (42); the transmission sprocket (44) is fixed on the front wheel shaft (13) and transmission-connected to the output sprocket (42) via the chain (43).

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