Reel pipe type lifting dragging device and using method thereof

Abstract

The invention discloses a reel pipe type lifting dragging device and a using method thereof. The reel pipe type lifting dragging device comprises a lifting reel pipe mechanism, four rotary adjustable drag hooks, a telescopic conveying belt and a roller conveying vehicle. Wherein the lifting reel pipe mechanism is used for grabbing an umbrella head of an oil filling pipe fitting and rolling the umbrella head downwards, the two sides of the front end of the telescopic conveying belt are each provided with one rotary adjustable drag hook, the two sides of the rear end of the telescopic conveying belt are each provided with one rotary adjustable drag hook, and the telescopic conveying belt is connected to the rear end of the lifting reel pipe mechanism in a hung mode through the rotary adjustable drag hooks arranged at the front end of the telescopic conveying belt. A rotary adjustable drag hook arranged at the rear end is hooked at the front end of the roller conveying vehicle; after the oil filling pipe fitting is rolled out downwards by the lifting pipe rolling mechanism, the oil filling pipe fitting is conveyed backwards to the roller conveying vehicle through the telescopic conveying belt, and laying of the oil filling pipe fitting is completed through movement of the roller conveying vehicle. According to the technical scheme, the problems that in the existing manual force application dragging process, the workload of personnel is large, efficiency is low, unsmooth communication is prone to occurring, personnel injuries are caused, equipment is damaged, and even quality accidents are caused are solved.

Description

Technical Field

[0001] The present invention relates to the field of, but is not limited to, the technical field of reel-type towing, and in particular to a reel-type lifting and towing device and a method for using the same. Background Art

[0002] When conducting ground tests on aircraft aerial refueling systems, it is necessary to arrange ground pipeline protection tooling and apply a certain traction force to the refueling device hose in the opposite direction to drag it to a certain distance to dock with the ground refueling device.

[0003] At present, the towing process is done manually, and the angle between the towing direction and the central axis of the wing refueling pod is about 60°. Due to the deadweight of the pipeline and the large angle of contact and friction between the refueling pipeline and the pod lip, the towing and winding process may cause the hidden danger of excessive deformation of the refueling pipeline. It is usually required that the collapse deformation caused by the local bending of the pipe diameter is not allowed to exceed the original diameter size ±15%. Obviously, the existing manual towing process has the problems of heavy workload, low efficiency, poor communication, and may cause injuries, equipment damage, and even quality accidents. Summary of the invention

[0004] Purpose of the invention: In order to solve the above-mentioned technical problems, an embodiment of the present invention provides a tube-reel lifting and towing device and a method of using the same, so as to solve the problems of the existing manual force towing process, such as large workload, low efficiency, poor communication, personal injury, equipment damage, and even quality accidents.

[0005] Technical solution of the present invention: In the first aspect, the embodiment of the present invention provides a tube-reeling lifting and dragging device, comprising: a tube-reeling lifting mechanism 1, four rotatable and adjustable hooks 2, a telescopic conveyor belt 3, and a roller conveyor vehicle 4;

[0006] Among them, the lifting and reeling mechanism 1 is used to grab the umbrella head of the refueling pipe fitting and reel it downward. A rotating adjustable hook 2 is respectively arranged on both sides of the front end of the telescopic conveyor belt 3, and a rotating adjustable hook 2 is respectively arranged on both sides of the rear end. The telescopic conveyor belt 3 is hung on the rear end of the lifting and reeling mechanism 1 through the rotating adjustable hook 2 arranged at its front end, and is hung on the front end of the roller conveyor vehicle 4 through the rotating adjustable hook 2 arranged at its rear end; after the refueling pipe fitting is reeled downward by the lifting and reeling mechanism, the refueling pipe fitting is transmitted backward to the roller conveyor vehicle 4 through the telescopic conveyor belt 3, and the laying of the refueling pipe fitting is completed through the movement of the roller conveyor vehicle 4.

[0007] Optionally, in the tube-reeling lifting and dragging device as described above, the tube-reeling mechanism 1 comprises: a body 5, a driving wheel assembly 6, a fixed wheel assembly 7, two nitrogen springs 8, a support frame 9 and driving components;

[0008] The machine body 5 includes a machine body mounting portion, a front end plate located at the front end of the machine body mounting portion, an upper end plate of the machine body mounting portion is set as a curved plate with a high front and a low rear, a driving component for driving the driving wheel assembly 6 to rotate is installed inside the machine body mounting portion, a fixed wheel assembly 7 is fixedly installed on the inner side of the front end plate of the machine body 5, a support frame 9 is fixedly installed on the rear end of the upper end plate of the machine body 5, the driving wheel assembly 6 is fixedly installed on the inner side of the upper part of the support frame 9, and the driving wheel assembly 6 is installed opposite to the fixed wheel assembly 7;

[0009] Two nitrogen springs 8 are installed between the support frame 9 and the driving wheel assembly 6. One end of each nitrogen spring 8 is connected to the inner side of the bottom of the support frame 9, and the other end is connected to the outer side of the driving wheel assembly 6. The movement of the nitrogen spring 8 drives the driving wheel assembly 6 to move as a whole.

[0010] Optionally, in the reel-type lifting and towing device as described above, the driving wheel assembly 6 includes: a wheel frame support frame 10 arranged in a U-shaped structure, two self-lubricating frames 11, two screws 12, two bearing bases 13, two embedded bearings 14, a rotating shaft 15, a rotating rolling seat 16, and two adjustable rotating heads 17;

[0011] Among them, the two self-lubricating frames 11 are fixedly installed on the inner walls on both sides of the U-shaped wheel frame support frame 10, one end of the two screws 12 is fixedly connected to the front end of the two self-lubricating frames 11, and the other end passes through the U-shaped bottom end surface of the wheel frame support frame 10 and is connected to the adjustable rotating head 17; the rotating shaft 15 passes through the rotating rolling seat 16 in an interference fit manner, and the protruding two ends are respectively installed on the two bearing bases 13 through two embedded bearings 14, and the two bearing bases 13 are correspondingly installed in the self-lubricating frames 11 on both sides, so that the bearing base 13 drives the rotating shaft 15 and the rotating rolling seat 16 to move in the self-lubricating frame 11.

[0012] Optionally, in the reel-type lifting and towing device as described above,

[0013] The lifting and reeling tube mechanism 1 causes the driving wheel assembly 6 to rotate downward or upward as a whole through the downward pressure or rebound of the nitrogen springs 8 on both sides to cooperate with the downward reeling of refueling tubes with different end diameters; the adjustable rotating head 17 in the driving wheel assembly 6 is adjusted to adjust the position of the rotating rolling seat 16 on the self-lubricating frames 11 on both sides to cooperate with refueling tubes with different diameters.

[0014] Optionally, in the reel-type lifting and towing device as described above, the fixed wheel assembly 7 includes: a wheel frame support 18, a fixed rolling seat 19, a rotating screw 20, a locking nut 21, and two bearings 22;

[0015] Among them, the wheel frame support 18 is fixedly installed on the inner side of the front end plate of the body 5 through its front mounting plate, and mounting ears are symmetrically arranged on both sides of the front mounting plate. The rotating screw 20 passes through the fixed rolling seat 19, and the two protruding ends are respectively installed on the mounting holes of the mounting ears on one side through a bearing 22, and the two ends of the rotating screw 20 protruding from the mounting hole are respectively fastened and connected by a locking nut 21.

[0016] Optionally, in the above-mentioned tube-reeling lifting and dragging device, the telescopic conveyor belt 3 comprises: four adjustable legs 23, four universal swivel casters 24, a telescopic conveying frame 25, and at least one tube guide mechanism 26;

[0017] Among them, the telescopic conveying frame 25 includes two groups of telescopic arms symmetrically arranged on both sides, each group of two telescopic arms includes two groups of staggered telescopic components, the two groups of telescopic components are hinged at the intersection through a connecting piece, and each symmetrical top of the two groups of telescopic arms symmetrically arranged on both sides is connected to a telescopic conveying shaft, so that the telescopic conveying frame 25 as a whole is telescoped or stretched; each pipe guiding mechanism 26 is fixedly installed on a telescopic conveying shaft in the telescopic conveying frame 25, and the stretching length of the telescopic conveying frame 25 is adjusted by the length of the extended refueling pipe; the front end of the telescopic conveying frame 25 is fixedly installed on both sides of the upper end of the two adjustable legs 23 located at the front, and the rear end of the telescopic conveying frame 25 is fixedly installed on both sides of the upper end of the two adjustable legs 23 located at the rear, and the four universal swivel feet 24 are fixedly installed on the lower ends of the four adjustable legs 23.

[0018] Optionally, in the above-mentioned pipe reel type lifting and dragging device, the pipe guide mechanism 26 comprises: a pipe guide head 27, two cylindrical roller bearings 28, a guide connecting shaft 29, and two guide support rods 30;

[0019] Among them, two guide support rods 30 are fixedly installed on both sides of a telescopic conveying shaft in the telescopic conveyor belt 3, and two cylindrical roller bearings 28 are respectively installed at both ends of the axial hole of the pipe guide head 27. After the guide connecting shaft 29 passes through the pipe guide head 27 and the cylindrical roller bearings 28 installed at both ends, the protruding two ends are fixedly connected to the upper ends of the two guide support rods 30; so that the pipe guide head 27 rotates on the guide connecting shaft 29.

[0020] Optionally, in the above-mentioned tube-reel lifting and dragging device, the roller transport vehicle 4 includes a vehicle body 31, a driving wheel set 32, a follower wheel set 33, and a roller row assembly 34;

[0021] Among them, two sets of driving wheel groups 32 are correspondingly installed on both sides of the rear end of the vehicle body 31, the follower wheel group 33 is fixedly installed on both sides of the front end of the vehicle body 30, and the roller row assembly 34 is fixedly installed on the upper end surface of the vehicle body 31. The refueling pipe fittings are transported backwards by the rolling of the roller row assembly 34.

[0022] In a second aspect, an embodiment of the present invention further provides a method for using a reel-type lifting and towing device, wherein the method for using the reel-type lifting and towing device as described in any one of the above items to tow a high-altitude refueling pipe fitting comprises the following steps:

[0023] Step 1, according to the length of the pipe to be refueled, the telescopic conveyor belt 3 is adjusted in the length direction, the lifting and reeling mechanism 1 is connected to the telescopic conveyor belt 3 through two rotatable adjustable hooks 2, and the telescopic conveyor belt 3 is connected to the roller conveyor vehicle 4 through two rotatable adjustable hooks 2;

[0024] Step 2: According to the end diameter of the pipe to be refueled, the nitrogen springs 8 on both sides are pressed down to make the driving wheel assembly 6 in the lifting and reeling mechanism 1 rotate downward as a whole, and make the end of the refueling pipe pass through the driving wheel assembly 6 and the fixed wheel assembly 7 from the upper end of the lifting and reeling mechanism 1 and roll downward to the rear end of the lifting and reeling mechanism 1;

[0025] Step 3, rebound the nitrogen springs 8 on both sides so that the driving wheel assembly 6 in the lifting and reeling tube mechanism 1 rotates upward and resets as a whole;

[0026] Step 4, according to the diameter of the pipe to be refueled, adjust the adjustable rotating head 17 in the driving wheel assembly 6 to adjust the distance between the rotating rolling seat 16 in the driving wheel assembly 6 and the fixed rolling seat 19 in the fixed wheel assembly 7 to grab the refueling pipe;

[0027] Step 5, start the lifting and reeling mechanism 1, and pull the refueling pipe backwards through the friction force generated by the mutual movement of the rotating rolling seat 16 in the driving wheel assembly 6 and the fixed rolling seat 19 in the fixed wheel assembly 7;

[0028] Step 6, after the refueling pipe is pulled out backwards, it moves to the telescopic conveyor belt 3, is transferred to the roller conveyor vehicle 4 through the telescopic conveyor belt 3, and is output backwards through the conveyor vehicle 4 to perform the pipe dragging work.

[0029] Beneficial effects of the present invention: The embodiment of the present invention provides a tube-reeling lifting and dragging device and a method for using the same. On the one hand, by combining two nitrogen springs 8 arranged at the lower end of the driving wheel assembly 6, the refueling pipe fittings can be quickly grabbed and released. The activity of the driving wheel assembly 6 replaces the grabbing of personnel, thereby solving the risk of personal injury during the grabbing process. The friction force generated between the driving wheel assembly 6 and the driving wheel assembly 32 and the follower wheel assembly 33 in the fixed wheel assembly 7 and the refueling pipe fittings is converted into a downward driving force for the pipe fittings, which greatly solves the problem of large workload and extremely low dragging efficiency during the dragging process. On the other hand, by combining the lifting tube-reeling mechanism 1, the telescopic conveyor belt 3, and the roller conveyor 4, the entire dragging process is optimized, and the complex process of pipe fitting transportation is simplified. The device has the advantages of stability, reliability, and strong applicability. When the dragging operation is implemented, the pulling force required for dragging can be effectively reduced. The device has strong operability, is convenient and beautiful, reduces unnecessary friction, is easy to operate, and is easy to control to improve work efficiency and ensure product safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] The accompanying drawings are used to provide a further understanding of the technical solution of the present invention and constitute a part of the specification. Together with the embodiments of the present application, they are used to explain the technical solution of the present invention and do not constitute a limitation on the technical solution of the present invention.

[0031] Figure 1 A schematic structural diagram of a tube-reel type lifting and towing device is provided for an embodiment of the present invention.

[0032] Description of reference numerals:

[0033] 1. Lifting and lowering pipe reel mechanism; 2. Rotating and adjustable hook; 3. Telescopic conveyor belt; 4. Roller conveyor; 5. Machine body; 6. Driving wheel assembly; 7. Fixed wheel assembly; 8. Nitrogen spring; 9. Support frame; 10. Wheel frame support frame; 11. Self-lubricating frame; 12. Screw; 13. Bearing base; 14. Embedded bearing; 15. Rotating shaft; 16. Rotating rolling seat; 17. Adjustable rotating head; 18. Wheel frame support; 19. Fixed rolling seat; 20. Rotating screw; 21. Locking nut; 22. Bearing; 23. Adjustable support leg; 24. Universal swivel caster; 25. Telescopic conveyor frame; 26. Pipe guide mechanism; 27. Pipe guide head; 28. Cylindrical roller bearing; 29. ​​Guide connecting shaft; 30. Guide support rod; 31. Car body; 32. Driving wheel group; 33. Follower wheel group; 34. Roller row assembly. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical solution and advantages of the present invention more clear, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other arbitrarily without conflict.

[0035] As described in the above background technology, for ground tests of aerial refueling systems for large aircraft, the manual force-applying and dragging process of the refueling device hose before each test has problems such as large workload, low efficiency, poor communication, and may cause personal injuries, equipment damage, and even quality accidents.

[0036] In view of the above problems, it is urgent to study a set of reel-type lifting and towing devices with simple structure, stability and reliability, strong applicability, can reduce the pulling force required for dragging, strong operability, convenience and beauty, and can reduce unnecessary friction, easy to operate, and convenient to control to improve work efficiency and ensure product safety. Based on this demand, the embodiment of the present invention provides a reel-type lifting and towing device and a method of using the same, which can be used in various conditions where pipe dragging is required for high-altitude operations.

[0037] The present invention provides the following specific embodiments which can be combined with each other. The same or similar concepts or processes may not be described in detail in some embodiments.

[0038] Figure 1 The present invention provides a schematic structural diagram of a tube-reel lifting and towing device. Figure 1 As shown, the pipe-reeling lifting and dragging device provided by the embodiment of the present invention comprises: a lifting pipe-reeling mechanism 1, four rotatable adjustable hooks 2, a telescopic conveyor belt 3, and a roller conveyor vehicle 4. The lifting pipe-reeling mechanism 1 is used to grab the umbrella head of the refueling pipe fitting and reel it downwards. A rotatable adjustable hook 2 is respectively arranged on both sides of the front end of the telescopic conveyor belt 3, and a rotatable adjustable hook 2 is respectively arranged on both sides of the rear end. The telescopic conveyor belt 3 is hooked to the rear end of the lifting pipe-reeling mechanism 1 through the rotatable adjustable hook 2 arranged at the front end thereof, and is hooked to the front end of the roller conveyor vehicle 4 through the rotatable adjustable hook 2 arranged at the rear end thereof. After the refueling pipe fitting is rolled downwards by the lifting pipe-reeling mechanism, the refueling pipe fitting is transferred backwards to the roller conveyor vehicle 4 through the telescopic conveyor belt 3, and the laying of the refueling pipe fitting is completed through the movement of the roller conveyor vehicle 4.

[0039] In one implementation of the embodiment of the present invention, the lifting and reeling tube mechanism 1 includes: a machine body 5, a driving wheel assembly 6, a fixed wheel assembly 7, two nitrogen springs 8, a support frame 9 and driving components. Among them, the machine body 5 includes a machine body mounting part, a front end plate located at the front end of the machine body mounting part, the upper end plate of the machine body mounting part is set as a curved plate with a high front and a low rear, and a driving component for driving the driving wheel assembly 6 to rotate is installed inside the machine body mounting part, the fixed wheel assembly 7 is fixedly mounted on the inner side of the front end plate of the machine body 5, the support frame 9 is fixedly mounted on the rear end of the upper end plate of the machine body 5, and the two sides of the driving wheel assembly 6 are rotatably mounted on the inner side of the support rods on both sides of the support frame 9 through a hinge shaft, and the driving wheel assembly 6 is installed opposite to the fixed wheel assembly 7, and the two nitrogen springs 8 are respectively installed on both sides of the support frame 9, one end is connected to the inner side of the bottom of the support frame 9, and the other end is connected to the outer side of the driving wheel assembly 6, and the movement of the nitrogen spring 8 drives the driving wheel assembly 6 to move as a whole.

[0040] In a specific implementation, the driving wheel assembly 6 includes: a wheel frame support frame 10 configured as a U-shaped structure, two self-lubricating frames 11, two screws 12, two bearing bases 13, two embedded bearings 14, a rotating shaft 15, a rotating rolling seat 16, and two adjustable rotating heads 17. Among them, the two self-lubricating frames 11 are correspondingly fixedly installed on the inner walls on both sides of the wheel frame support frame 10 of the U-shaped structure, one end of the two screws 12 is correspondingly fixedly connected to the front end of the two self-lubricating frames 11, and the other end passes through the U-shaped bottom end surface of the wheel frame support frame 10 and is connected to the adjustable rotating head 17; the rotating shaft 15 passes through the rotating rolling seat 16 in an interference fit manner, and the two protruding ends are respectively installed on the two bearing bases 13 through two embedded bearings 14, and the two bearing bases 13 are correspondingly installed in the self-lubricating frames 11 on both sides, so that the bearing base 13 drives the rotating shaft 15 and the rotating rolling seat 16 to move in the self-lubricating frame 11.

[0041] In the embodiment of the present invention, the working principle of the lifting and reeling tube mechanism 1 is as follows: the driving wheel assembly 6 is rotated downward or upward as a whole by the downward pressure or rebound of the nitrogen springs 8 on both sides to match the downward reeling of the refueling tubes with different end diameters; the adjustable rotating head 17 in the driving wheel assembly 6 is adjusted to adjust the position of the rotating rolling seat 16 on the self-lubricating frames 11 on both sides to match the refueling tubes with different end diameters.

[0042] In the specific implementation, the fixed wheel assembly 7 includes: a wheel frame support 18, a fixed rolling seat 19, a rotating screw 20, a locking nut 21, and two bearings 22. Among them, the wheel frame support 18 is fixedly mounted on the inner side of the front end plate of the machine body 5 through its front mounting plate, and mounting ears are symmetrically arranged on both sides of the front mounting plate. The rotating screw 20 passes through the fixed rolling seat 19, and the two ends extending out are respectively mounted on the mounting holes of the mounting ears on one side through a bearing 22, and the two ends of the rotating screw 20 extending out of the mounting hole are respectively fastened and connected by a locking nut 21. That is, the outer ring of each bearing 22 is correspondingly nested in the mounting holes of the mounting ears on both sides, and the inner ring of each bearing 22 is correspondingly sleeved on both ends of the fixed rolling seat 19.

[0043] In one implementation of the embodiment of the present invention, the telescopic conveyor belt 3 includes: four adjustable legs 23, four universal swivel casters 24, a telescopic conveying frame 25, and at least one pipe guide mechanism 26; wherein the telescopic conveying frame 25 includes two groups of telescopic arms symmetrically arranged on both sides, each group of two telescopic arms includes two groups of staggered telescopic components, and the two groups of telescopic components are hinged at the intersection position by a connecting piece, and each symmetrical top of the two groups of telescopic arms symmetrically arranged on both sides is correspondingly connected to a telescopic conveying shaft, so that the telescopic conveying frame 25 as a whole is telescopic or stretched; each pipe guide mechanism 26 is fixedly installed on a telescopic conveying shaft in the telescopic conveying frame 25, and the stretching length of the telescopic conveying frame 25 is adjusted by the length of the refueling pipe extended; the front ends of the telescopic conveying frame 25 are fixedly installed on the upper ends of the two adjustable legs 23 located at the front, and the rear ends of the telescopic conveying frame 25 are fixedly installed on the upper ends of the two adjustable legs 23 located at the rear, and the four universal swivel casters 24 are fixedly installed on the lower ends of the four adjustable legs 23.

[0044] In a specific implementation, the pipe guide mechanism 26 includes: a pipe guide head 27, two cylindrical roller bearings 28, a guide connecting shaft 29, and two guide support rods 30; the two guide support rods 30 are fixedly installed on both sides of a telescopic conveying shaft in the telescopic conveyor belt 3, and the two cylindrical roller bearings 28 are respectively installed at both ends of the axial hole of the pipe guide head 27. After the guide connecting shaft 29 passes through the pipe guide head 27 and the cylindrical roller bearings 28 installed at both ends, the protruding two ends are correspondingly fixedly connected to the upper ends of the two guide support rods 30; that is, the two ends of the axial hole of the pipe guide head 27 are respectively connected to the outer rings of the two cylindrical roller bearings 28, and the guide connecting shaft 29 is respectively connected to the inner rings of the two cylindrical roller bearings 28, and a matching relationship is formed, so that the pipe guide head 27 rotates on the guide connecting shaft 29.

[0045] In one implementation of the present invention, the roller transport vehicle 4 includes a vehicle body 31, a driving wheel set 32, a follower wheel set 33, and a roller row assembly 34; wherein, two sets of driving wheel sets 32 are correspondingly mounted on both sides of the rear end of the vehicle body 31, the follower wheel set 33 is fixedly mounted on both sides of the front end of the vehicle body 30, and the roller row assembly 34 is fixedly mounted on the upper end surface of the vehicle body 31. Through the rolling of the roller row assembly 34, the refueling pipe fittings are transported backwards and the effect of preventing scratches is played.

[0046] Based on the reel-type lifting and towing device provided in the above embodiments of the present invention, the embodiment of the present invention also provides a method for using the reel-type lifting and towing device, specifically, the method for using the reel-type lifting and towing device provided in any of the above embodiments to tow a high-altitude refueling pipe fitting comprises the following steps:

[0047] Step 1, according to the length of the pipe to be refueled, the telescopic conveyor belt 3 is adjusted in the length direction, the lifting and reeling mechanism 1 is connected to the telescopic conveyor belt 3 through two rotatable adjustable hooks 2, and the telescopic conveyor belt 3 is connected to the roller conveyor vehicle 4 through two rotatable adjustable hooks 2;

[0048] Step 2: According to the end diameter of the pipe to be refueled, the nitrogen springs 8 on both sides are pressed down to make the driving wheel assembly 6 in the lifting and reeling mechanism 1 rotate downward as a whole, and make the end of the refueling pipe pass through the driving wheel assembly 6 and the fixed wheel assembly 7 from the upper end of the lifting and reeling mechanism 1 and roll downward to the rear end of the lifting and reeling mechanism 1;

[0049] Step 3, rebound the nitrogen springs 8 on both sides so that the driving wheel assembly 6 in the lifting and reeling tube mechanism 1 rotates upward and resets as a whole;

[0050] Step 4, according to the diameter of the pipe to be refueled, adjust the adjustable rotating head 17 in the driving wheel assembly 6 to adjust the distance between the rotating rolling seat 16 in the driving wheel assembly 6 and the fixed rolling seat 19 in the fixed wheel assembly 7 to grab the refueling pipe;

[0051] Step 5, start the lifting and reeling mechanism 1, and pull the refueling pipe backwards through the friction force generated by the mutual movement of the rotating rolling seat 16 in the driving wheel assembly 6 and the fixed rolling seat 19 in the fixed wheel assembly 7;

[0052] Step 6, after the refueling pipe is pulled out backwards, it moves to the telescopic conveyor belt 3, is transferred to the roller conveyor vehicle 4 through the telescopic conveyor belt 3, and is output backwards through the conveyor vehicle 4 to perform the pipe dragging work.

[0053] The embodiment of the present invention provides a tube-reeling lifting and dragging device and a method for using the same. On the one hand, by combining two nitrogen springs 8 arranged at the lower end of a driving wheel assembly 6, the refueling pipe can be quickly grabbed and released. The activity of the driving wheel assembly 6 replaces the grabbing of personnel, thereby solving the risk of injury to personnel during the grabbing process. The friction force generated between the driving wheel assembly 6 and the driving wheel assembly 32 and the follower wheel assembly 33 in the fixed wheel assembly 7 and the refueling pipe is converted into a downward driving force for the pipe, thereby greatly solving the problem of heavy workload and extremely low dragging efficiency during the dragging process. On the other hand, by combining the lifting tube-reeling mechanism 1, the telescopic conveyor belt 3, and the roller conveyor 4, the entire dragging process is optimized, and the complex process of pipe transportation is simplified. The device has the advantages of stability, reliability, and strong applicability. When the dragging operation is implemented, the pulling force required for dragging can be effectively reduced. The device has strong operability, is convenient and beautiful, reduces unnecessary friction, is easy to operate, and is easy to control to improve work efficiency and ensure product safety.

[0054] Although the embodiments disclosed in the present invention are as above, the contents are only embodiments adopted to facilitate understanding of the present invention and are not intended to limit the present invention. Any technician in the field to which the present invention belongs can make any modifications and changes in the form and details of implementation without departing from the spirit and scope disclosed in the present invention, but the patent protection scope of the present invention shall still be subject to the scope defined in the attached claims.

Claims

1. A reel-type lifting and towing device, characterized in that: include: A lifting and reeling tube mechanism (1), four rotatable and adjustable hooks (2), a telescopic conveyor belt (3), and a roller conveyor vehicle (4); The lifting and reeling mechanism (1) is used to grab the umbrella head of the refueling pipe and reel it downwards. A rotating adjustable hook (2) is respectively arranged on both sides of the front end of the telescopic conveyor belt (3), and a rotating adjustable hook (2) is respectively arranged on both sides of the rear end. The telescopic conveyor belt (3) is connected to the rear end of the lifting and reeling mechanism (1) through the rotating adjustable hook (2) arranged at its front end, and is connected to the front end of the roller conveyor vehicle (4) through the rotating adjustable hook (2) arranged at its rear end. After the refueling pipe is reeled downwards by the lifting and reeling mechanism, the refueling pipe is transferred backwards to the roller conveyor vehicle (4) through the telescopic conveyor belt (3), and the laying of the refueling pipe is completed through the movement of the roller conveyor vehicle (4).

2. The reel-type lifting and towing device according to claim 1, characterized in that: The lifting and reeling tube mechanism (1) comprises: a machine body (5), a driving wheel assembly (6), a fixed wheel assembly (7), two nitrogen springs (8), a support frame (9) and driving components; The machine body (5) comprises a machine body mounting portion, a front end plate located at the front end of the machine body mounting portion, an upper end plate of the machine body mounting portion being arranged as a curved plate which is higher at the front and lower at the rear, a driving component for driving the driving wheel assembly (6) to rotate is installed inside the machine body mounting portion, a fixed wheel assembly (7) is fixedly mounted on the inner side of the front end plate of the machine body (5), a support frame (9) is fixedly mounted on the rear end of the upper end plate of the machine body (5), the driving wheel assembly (6) is fixedly mounted on the inner side of the upper part of the support frame (9), and the driving wheel assembly (6) and the fixed wheel assembly (7) are mounted opposite to each other; Two nitrogen springs (8) are installed between the support frame (9) and the driving wheel assembly (6), one end of each nitrogen spring (8) is connected to the inner side of the bottom of the support frame (9), and the other end is connected to the outer side of the driving wheel assembly (6), and the driving wheel assembly (6) is driven to move as a whole through the movement of the nitrogen spring (8).

3. The reel-type lifting and towing device according to claim 2, characterized in that: The driving wheel assembly (6) comprises: a wheel frame support frame (10) arranged in a U-shaped structure, two self-lubricating frames (11), two screw rods (12), two bearing bases (13), two embedded bearings (14), a rotating shaft (15), a rotating rolling seat (16), and two adjustable rotating heads (17); The two self-lubricating frames (11) are fixedly mounted on the inner walls of the two sides of the U-shaped wheel frame support frame (10); one end of the two screws (12) is fixedly connected to the front ends of the two self-lubricating frames (11); the other end passes through the U-shaped bottom end surface of the wheel frame support frame (10) and is connected to the adjustable rotating head (17); the rotating shaft (15) passes through the rotating rolling seat (16) in an interference fit manner, and the two protruding ends are respectively mounted on the two bearing bases (13) through two embedded bearings (14); the two bearing bases (13) are correspondingly mounted in the self-lubricating frames (11) on both sides, so that the bearing base (13) drives the rotating shaft (15) and the rotating rolling seat (16) to move in the self-lubricating frame (11).

4. The reel-type lifting and towing device according to claim 3, characterized in that: The lifting and reeling pipe mechanism (1) causes the driving wheel assembly (6) to rotate downward or upward as a whole through the downward pressure or rebound of the nitrogen springs (8) on both sides, so as to cooperate with the downward reeling of the refueling pipe fittings with different end diameters; and adjusts the position of the rotating rolling seat (16) on the self-lubricating frames (11) on both sides by adjusting the adjustable rotating head (17) in the driving wheel assembly (6) to cooperate with the refueling pipe fittings with different pipe diameters.

5. The reel-type lifting and towing device according to claim 2, characterized in that: The fixed wheel assembly (7) comprises: a wheel frame support (18), a fixed rolling seat (19), a rotating screw (20), a locking nut (21), and two bearings (22); The wheel frame support (18) is fixedly mounted on the inner side of the front end plate of the machine body (5) through its front mounting plate, mounting ears are symmetrically arranged on both sides of the front mounting plate, the rotating screw (20) passes through the fixed rolling seat (19), and the two ends extending out are respectively mounted on the mounting holes of the mounting ears on one side through a bearing (22), and the two ends of the rotating screw (20) extending out of the mounting hole are respectively fastened and connected by a locking nut (21).

6. The reel-type lifting and towing device according to claim 1, characterized in that: The telescopic conveyor belt (3) comprises: four adjustable legs (23), four universal swivel casters (24), a telescopic conveying frame (25), and at least one pipe guide mechanism (26); The telescopic conveying frame (25) comprises two groups of telescopic arms symmetrically arranged on both sides, each group of two telescopic arms comprises two groups of staggered telescopic components, the two groups of telescopic components are hinged at the intersection through a connecting piece, each symmetrical top of the two groups of telescopic arms symmetrically arranged on both sides is correspondingly connected to a telescopic conveying shaft, so that the telescopic conveying frame (25) as a whole is telescopic or stretched; each pipe guide mechanism (26) is fixedly mounted on a telescopic conveying shaft in the telescopic conveying frame (25), and the stretching length of the telescopic conveying frame (25) is adjusted by the length of the extended refueling pipe; the front ends of the telescopic conveying frame (25) are fixedly mounted on the upper ends of the two adjustable legs (23) located at the front, the rear ends of the telescopic conveying frame (25) are fixedly mounted on the upper ends of the two adjustable legs (23) located at the rear, and the four universal swivel feet 24 are fixedly mounted on the lower ends of the four adjustable legs (23).

7. The reel-type lifting and towing device according to claim 6, characterized in that: The pipe guide mechanism (26) comprises: a pipe guide head (27), two cylindrical roller bearings (28), a guide connecting shaft (29), and two guide support rods (30); The two guide support rods (30) are fixedly mounted on both sides of a telescopic conveying shaft in the telescopic conveyor belt (3), and the two cylindrical roller bearings (28) are respectively mounted on both ends of the shaft hole of the pipe guide head (27). After the guide connecting shaft (29) passes through the pipe guide head (27) and the cylindrical roller bearings (28) mounted on both ends, the two protruding ends are fixedly connected to the upper ends of the two guide support rods (30), so that the pipe guide head (27) rotates on the guide connecting shaft (29).

8. The reel-type lifting and towing device according to claim 1, characterized in that: The roller conveyor vehicle (4) comprises a vehicle body (31), a driving wheel set (32), a follower wheel set (33), and a roller row assembly (34); The two driving wheel groups (32) are correspondingly mounted on both sides of the rear end of the vehicle body (31), the follower wheel group (33) is fixedly mounted on both sides of the front end of the vehicle body 30, and the roller row assembly (34) is fixedly mounted on the upper end surface of the vehicle body (31). The refueling pipe fittings are transported backwards by rolling the roller row assembly (34).

9. A method for using a reel-type lifting and towing device, characterized in that: A method for using the reel-type lifting and towing device according to any one of claims 1 to 8 to tow a high-altitude refueling pipe fitting comprises the following steps: Step 1, adjusting the telescopic conveyor belt (3) in the length direction according to the length of the pipe to be refueled, connecting the lifting and reeling mechanism (1) and the telescopic conveyor belt (3) through two rotatable adjustable hooks (2), and connecting the telescopic conveyor belt (3) and the roller conveyor vehicle (4) through two rotatable adjustable hooks (2); Step 2, according to the end diameter of the pipe to be refueled, the nitrogen springs (8) on both sides are pressed down, so that the driving wheel assembly (6) in the lifting and reeling mechanism (1) rotates downward as a whole, and the end of the refueling pipe passes from the upper end of the lifting and reeling mechanism (1) through between the driving wheel assembly (6) and the fixed wheel assembly (7) and is rolled downward to the rear end of the lifting and reeling mechanism (1); Step 3, rebounding the nitrogen springs (8) on both sides so that the driving wheel assembly (6) in the lifting and reeling tube mechanism (1) rotates upward as a whole and resets; Step 4, according to the diameter of the pipe to be refueled, the adjustable rotating head (17) in the driving wheel assembly (6) is adjusted to adjust the distance between the rotating rolling seat (16) in the driving wheel assembly (6) and the fixed rolling seat (19) in the fixed wheel assembly (7) to grab the refueling pipe; Step 5, start the lifting and reeling mechanism (1), and pull the refueling pipe backwards through the friction force generated by the mutual movement of the rotating rolling seat (16) in the driving wheel assembly (6) and the fixed rolling seat (19) in the fixed wheel assembly (7); Step 6, after the refueling pipe is pulled out backwards, it moves to the telescopic conveyor belt (3), is transferred to the roller conveyor vehicle (4) through the telescopic conveyor belt (3), and is output backwards through the conveyor vehicle (4) to perform the pipe dragging work.

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