CN219546563U - Mountain pipe crane - Google Patents

Abstract

The utility model discloses a mountain pipe crane, which comprises a pipe crane, wherein an electric control device is arranged on the pipe crane, a track boosting device is arranged on the pipe crane, and the track boosting device comprises a connecting seat, a follow-up oil cylinder, an amplitude varying frame, a track (high tooth) assembly and a hydraulic wheel side driving assembly. According to the utility model, rigidity fixation in a pipe conveying process can be realized through the mountain boom device, impact of steel pipe shaking on a whole machine caused by slope change is reduced, meanwhile, low-lifting-point operation is realized, 5-degree-of-freedom adjustment can be performed to realize pipe orifice assembly, deep-trench pipe discharging and other operations, meanwhile, through the matched use of the crawler boosting device and the parking device, the grounding length of the pipe crane can be prolonged, the rear supporting force is increased, the grounding force distribution of the whole machine crawler is more uniform, the climbing capacity is improved, the longitudinal stability of the whole machine is improved, reliable ground grabbing in a parking state is realized, when boosting stops rotating, anchor teeth automatically press down and prick underground, parking safety is ensured, and the maximum working gradient of the whole machine can reach 30 degrees.

Description

Mountain pipe crane

Technical Field

The utility model relates to the technical field of mountain pipe cranes, in particular to a mountain pipe crane.

Background

When the pipeline is constructed, firstly, line sweeping and obstacle clearing are carried out, more equipment is used at the moment, such as an excavator, a bulldozer, a loader and the like, then pipe arrangement and opposite opening are carried out, and the most used equipment at the moment is a pipe crane. In the prior art, a straight arm structure is generally adopted for a suspension arm of a pipe crane, when a slope is operated, a gravity acting line greatly exceeds a crawler ground plane, and a lifting load becomes a tipping driving force, so that the equipment has a longitudinal tipping trend, and the problem of high tipping risk exists when the equipment is operated in a mountain field.

Disclosure of Invention

The utility model aims to provide a mountain pipe crane so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the mountain pipe crane comprises a pipe crane, wherein an electric control device is arranged on the pipe crane, a track boosting device is arranged on the pipe crane, the track boosting device comprises a connecting seat, a follow-up cylinder, an amplitude varying frame, a high-tooth track assembly and a hydraulic wheel edge driving assembly, a parking device is arranged on the amplitude varying frame, a mountain boom device is arranged on the side face of the pipe crane, and the mountain boom device comprises a main arm assembly, an auxiliary arm assembly, a clamp assembly, an auxiliary arm amplitude varying cylinder, a clamp amplitude varying cylinder and a transverse sliding block assembly.

Preferably, the connecting seat is arranged on the pipe crane, the follow-up oil cylinder is arranged on the connecting seat, the amplitude frame is arranged at the tail end of the follow-up oil cylinder, the amplitude frame is hinged with the connecting seat, the high-tooth track assembly is arranged on the amplitude frame, the high-tooth track assembly is arranged at the tail end of the amplitude frame, the hydraulic wheel side driving assembly is arranged on the high-tooth track assembly, the parking device comprises a parking oil cylinder and a parking anchor tooth, the parking oil cylinder is arranged on the amplitude frame, and the parking anchor tooth is arranged at the tail end of the parking oil cylinder.

Preferably, the main arm assembly is arranged on the pipe crane, the auxiliary arm assembly is arranged at the tail end of the main arm assembly, the clamp assembly is arranged at the tail end of the auxiliary arm assembly, the auxiliary arm amplitude cylinder is hinged between the main arm assembly and the auxiliary arm assembly, the clamp amplitude cylinder is hinged between the auxiliary arm assembly and the clamp assembly, and the transverse and longitudinal sliding block assembly is arranged on the auxiliary arm assembly.

Preferably, the main arm assembly is provided with a lifting hook fine adjustment oil cylinder.

Preferably, the upper end of the transverse and longitudinal sliding block assembly is provided with a transverse fine adjustment oil cylinder, and the inner side of the transverse and longitudinal sliding block assembly is provided with a longitudinal fine adjustment oil cylinder.

Preferably, the clamp assembly comprises a supporting arm, two groups of clamping arms and two groups of clamp opening and closing oil cylinders, wherein the two groups of clamping arms are hinged on the supporting arm, and the two groups of clamp opening and closing oil cylinders are respectively hinged between the corresponding clamping arms and the supporting arm.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the rigidity fixation in the pipe conveying process can be realized through the mountain boom device, the lifting hook fine-tuning oil cylinder, the longitudinal fine-tuning oil cylinder and the transverse fine-tuning oil cylinder, the impact of steel pipe shaking on the whole machine caused by slope change is reduced, meanwhile, the low-lifting-point operation is realized, the action line of flexible lifting is not moved out of the supporting wheel at the rear side of the equipment, the longitudinal stability of lifting is improved, the mountain boom is also provided with an automatic control system, and the operations of pipe orifice group alignment, deep trench pipe placement and the like can be realized by 5-degree-of-freedom adjustment;

the utility model can prolong the grounding length of the pipe crane and increase the rear supporting force by the cooperation of the crawler boosting device and the parking device, so that the grounding force of the crawler of the whole machine is distributed more uniformly, the climbing capacity is improved, the longitudinal stability of the whole machine is increased, the whole machine is reliably gripped in a parking state, when the boosting stops rotating, the anchor teeth automatically press down and prick into the ground, the parking safety is ensured, and the maximum working gradient of the whole machine can reach 30 degrees.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a side view of the present utility model;

FIG. 3 is a schematic view of a first perspective of the boom of the present utility model;

FIG. 4 is a second perspective view of the boom of the present utility model;

fig. 5 is a side view of a track booster in accordance with the present utility model.

In the figure: 1. a pipe crane; 2. an electric control and hydraulic control assembly; 3. a track boosting device; 31. a connecting seat; 32. a follow-up cylinder; 33. a luffing frame; 34. a hydraulic wheel side driving assembly; 35. a high tooth track assembly; 4. a parking device; 5. mountain boom device; 51. a main arm assembly; 52. an auxiliary arm assembly; 53. a clamp assembly; 54. a sub-arm luffing cylinder; 55. a clamp amplitude-variable oil cylinder; 56. a transverse and longitudinal slide block assembly; 6. a lifting hook fine adjustment oil cylinder; 7. a longitudinal fine adjustment oil cylinder; 8. and (5) a transverse fine adjustment oil cylinder.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: the mountain pipe crane comprises a pipe crane 1, wherein an electric control 2 is arranged on the pipe crane 1, a track boosting device 3 is arranged on the pipe crane 1, the track boosting device 3 comprises a connecting seat 31, a follow-up cylinder 32, a luffing frame 33, a high-tooth track assembly 35 and a hydraulic wheel edge driving assembly 34, a parking device 4 is arranged on the luffing frame 33, a mountain boom device 5 is arranged on the side surface of the pipe crane 1, and the mountain boom device 5 comprises a main arm assembly 51, a sub-arm assembly 52, a clamp assembly 53, a sub-arm luffing cylinder 54, a clamp luffing cylinder 55 and a transverse and longitudinal sliding block assembly 56;

the rear axle box of the pipe crane 1 is respectively used for installing a connecting surface of a traction winch or a scarifier and an installing connecting seat 31 of a front anti-collision beam base of an L-shaped base, the connecting seat 31 is connected or welded on the inner side of a frame of the pipe crane 1 by bolts and is used for supporting a track boosting device 3, the frame is made of HG60 high-strength steel, the support is ensured to be reliable, meanwhile, the weight of the frame is reduced as much as possible, a follow-up cylinder 32 is installed on the connecting seat 31, a luffing frame 33 is installed at the tail end of the follow-up cylinder 32, the luffing frame 33 is hinged with the connecting seat 31, a high-tooth track assembly 35 is installed on the luffing frame 33, the high-tooth track assembly 35 is installed at the tail end of the luffing frame 33, the high-tooth track assembly 35 adopts a general 15-ton excavator supporting wheel, a guide wheel, a driving wheel and a high-tooth track, and a customized tensioning device, so that the standard of spare parts is ensured, and the ground grabbing capacity of a ramp is increased. The crawler belt is designed, and the crawler belt can rotate around the driving wheel, so that the adaptation to uneven pavement is ensured; the crawler bogie frame is optimally designed, so that uniform stress is ensured, high-strength Q355 material is adopted for welding, the light weight, high strength and high rigidity of the frame are ensured, the hydraulic wheel side driving assembly 34 is arranged on the high-tooth crawler assembly 35, the hydraulic wheel side driving assembly 34 adopts a hydraulic motor and a speed reducer which are suitable for a 15-ton excavator and are commonly used, a normally closed brake is adopted, the safety of walking and braking is ensured, a built-in balance valve is adopted, the downhill rotation speed of the walking motor is controlled, and stall is avoided; the two-point variable double-speed variable hydraulic system is adopted to ensure the driving traveling speed, the speed is suitable for the traveling speed of the whole machine, the high-tooth track assembly 35 is provided with a limit shock absorber, and the track can rotate around the driving wheel, so that the limit shock absorber is specially added for preventing transitional rotation, the shock absorber is simultaneously used for absorbing shock, ensuring that the track is stably adapted to the ground change, ensuring that the boosting device can be adapted to the rugged road surface, the track deflection is limited to +/-10 degrees, the parking device 4 comprises a parking oil cylinder and parking anchor teeth, the parking oil cylinder is arranged on the amplitude frame 33, and the parking anchor teeth are arranged at the tail end of the parking oil cylinder; the main arm assembly 51 is arranged on the pipe crane 1, the auxiliary arm assembly 52 is arranged at the tail end of the main arm assembly 51, the clamp assembly 53 is arranged at the tail end of the auxiliary arm assembly 52, the auxiliary arm amplitude cylinder 54 is hinged between the main arm assembly 51 and the auxiliary arm assembly 52, the clamp amplitude cylinder 55 is hinged between the auxiliary arm assembly 52 and the clamp assembly 53, and the transverse and longitudinal sliding block assembly 56 is arranged on the auxiliary arm assembly 52; the main arm assembly 51 is provided with a lifting hook fine adjustment cylinder 6, the main arm assembly 51 is also provided with a main arm amplitude variable movable pulley, a lifting hook fine adjustment cylinder 6, a lifting slideway, a first lifting hook fine adjustment movable pulley, a second lifting hook fine adjustment movable pulley, a lifting hook fine adjustment fixed pulley and a secondary arm mounting seat, and the secondary arm assembly 52 is also provided with a first lifting hook fixed pulley, a second lifting hook fixed pulley, a guide wheel assembly, a rope guiding roller and a clamp mounting seat; the upper end of the transverse and longitudinal sliding block assembly 56 is provided with a transverse fine adjustment oil cylinder 8, and the inner side of the transverse and longitudinal sliding block assembly 56 is provided with a longitudinal fine adjustment oil cylinder 7; the clamp assembly 53 includes a support arm, two groups of clamping arms and two groups of clamp opening and closing cylinders, the two groups of clamping arms are hinged on the support arm, and the two groups of clamp opening and closing cylinders are respectively hinged between the corresponding clamping arms and the support arm.

Working principle: when the utility model is used, the winch equipped with the original car is adopted, the steel wire rope is guided to the main hook pulley block along the guide wheel assemblies on the main arm and the auxiliary arm through the rope guiding system, the main hook fixed pulley is a 6-multiplying power universal fixed pulley block which is arranged on the transverse and longitudinal sliding block assembly and can rotate along the rotating shaft to adapt to the change of the slope of the mountain land, the fixed pulley is always positioned in the vertical plane, the angle of the fixed pulley is 30 degrees, the tail rope of the main winch is regulated by the first hook fine-tuning fixed pulley, the first hook fine-tuning pulley (8 multiplying power), the first hook fine-tuning oil cylinder 6 and the like to lift the lifting slideway, the lifting steel pipe and the main pipeline can be lifted by matching with the auxiliary hook to have the same angle, the steel pipe posture synchronous lifting can be realized through synchronous control, the first lifting hook fixed pulley adopts a universal structure, is arranged on the transverse and longitudinal sliding block assembly, and realizes longitudinal movement together with the second lifting hook, the movement amount is 100mm, all pulleys are provided with rope-releasing prevention devices, reliable operation is ensured, the auxiliary lifting mechanism consists of a second lifting hook lifting cylinder, the second lifting hook lifting fixed pulley, a second lifting hook lifting movable pulley (8 multiplying power), a lifting slideway and the like, the rope can be retracted and released through the action of the cylinder, the lifting pulley block adopts (8 multiplying power) the second lifting hook pulley block as 2 multiplying power, the stroke of the cylinder is 1500mm, and the stroke of the steel wire rope is 6000mm; the extending length of the auxiliary rope is controlled through the auxiliary winch lifting device, so that the posture of the steel pipe in the vertical plane is controlled by matching with the first lifting hook; the second lifting hook fixed pulley adopts a universal structure, is arranged on the transverse and longitudinal sliding block assembly, can adjust the transverse swing angle of the steel pipe by + -5 degrees, and can realize longitudinal movement together with the first lifting hook, and the movement amount is 100mm; all pulleys of the winch are provided with rope-releasing preventing devices, so that reliable operation is ensured; the transverse and longitudinal sliding block assembly is arranged in a slideway of the auxiliary arm, the axial movement of the sliding block can be realized under the action of the longitudinal fine adjustment oil cylinder 7, the movement stroke is 100mm, and finally the auxiliary pulley block and the main pulley block are pushed to drive the steel pipe to finish the axial movement of the steel pipe; a transverse moving oil cylinder is arranged in the sliding block and can push the auxiliary pulley block to transversely move by a moving distance of 80mm; the horizontal angle change of steel pipe, angle change angle 5, track booster 3 walks with the actuating system of tube crane 1 simultaneously, walking linear velocity is unanimous basically, for tube crane 1 provides climbing driving force, simultaneously because track booster 3 has lengthened the rear portion track length of equipment, when equipment climbs the slope, back fulcrum extension back moves, the focus is within track ground length, the possibility of equipment tipping has been avoided, the security when having improved equipment climbing can prolong tube crane 1's ground length, increase back holding power, make complete machine track ground connection force distribution more even, improve climbing ability, increase complete machine longitudinal stability, reliably grasp ground under the parking state, when the boosting stops rotating, the anchor tooth is automatic to push down, and prick underground, ensure parking safety, make complete machine maximum working gradient can reach 30, and convenient to use has, excellent in use effect's advantage.

Examples

Referring to fig. 1-5, the present utility model provides a technical solution: the mountain pipe crane comprises a pipe crane 1, wherein an electric control 2 is arranged on the pipe crane 1, a track boosting device 3 is arranged on the pipe crane 1, the track boosting device 3 comprises a connecting seat 31, a follow-up cylinder 32, a luffing frame 33, a high-tooth track assembly 35 and a hydraulic wheel edge driving assembly 34, a parking device 4 is arranged on the luffing frame 33, a mountain boom device 5 is arranged on the side surface of the pipe crane 1, and the mountain boom device 5 comprises a main arm assembly 51, a sub-arm assembly 52, a clamp assembly 53, a sub-arm luffing cylinder 54, a clamp luffing cylinder 55 and a transverse and longitudinal sliding block assembly 56;

the rear axle box of the pipe crane 1 is respectively used for installing a connecting surface of a traction winch or a scarifier and an installing connecting seat 31 of a front anti-collision beam base of an L-shaped base, the connecting seat 31 is connected or welded on the inner side of a frame of the pipe crane 1 by bolts and is used for supporting a track boosting device 3, the frame is made of HG60 high-strength steel, the support is ensured to be reliable, meanwhile, the weight of the frame is reduced as much as possible, a follow-up cylinder 32 is installed on the connecting seat 31, a luffing frame 33 is installed at the tail end of the follow-up cylinder 32, the luffing frame 33 is hinged with the connecting seat 31, a high-tooth track assembly 35 is installed on the luffing frame 33, the high-tooth track assembly 35 is installed at the tail end of the luffing frame 33, the high-tooth track assembly 35 adopts a general 15-ton excavator supporting wheel, a guide wheel, a driving wheel and a high-tooth track, and a customized tensioning device, so that the standard of spare parts is ensured, and the ground grabbing capacity of a ramp is increased. The crawler belt is designed, and the crawler belt can rotate around the driving wheel, so that the adaptation to uneven pavement is ensured; the crawler bogie frame is optimally designed, so that uniform stress is ensured, high-strength Q355 material is adopted for welding, the light weight, high strength and high rigidity of the frame are ensured, the hydraulic wheel side driving assembly 34 is arranged on the high-tooth crawler assembly 35, the hydraulic wheel side driving assembly 34 adopts a hydraulic motor and a speed reducer which are suitable for a 15-ton excavator and are commonly used, a normally closed brake is adopted, the safety of walking and braking is ensured, a built-in balance valve is adopted, the downhill rotation speed of the walking motor is controlled, and stall is avoided; the two-point variable double-speed variable hydraulic system is adopted to ensure the driving traveling speed, the speed is suitable for the traveling speed of the whole machine, the high-tooth track assembly 35 is provided with a limit shock absorber, and the track can rotate around the driving wheel, so that the limit shock absorber is specially added for preventing transitional rotation, the shock absorber is simultaneously used for absorbing shock, ensuring that the track is stably adapted to the ground change, ensuring that the boosting device can be adapted to the rugged road surface, the track deflection is limited to +/-10 degrees, the parking device 4 comprises a parking oil cylinder and parking anchor teeth, the parking oil cylinder is arranged on the amplitude frame 33, and the parking anchor teeth are arranged at the tail end of the parking oil cylinder; the main arm assembly 51 is arranged on the pipe crane 1, the auxiliary arm assembly 52 is arranged at the tail end of the main arm assembly 51, the clamp assembly 53 is arranged at the tail end of the auxiliary arm assembly 52, the auxiliary arm amplitude cylinder 54 is hinged between the main arm assembly 51 and the auxiliary arm assembly 52, the clamp amplitude cylinder 55 is hinged between the auxiliary arm assembly 52 and the clamp assembly 53, and the transverse and longitudinal sliding block assembly 56 is arranged on the auxiliary arm assembly 52; the main arm assembly 51 is provided with a lifting hook fine adjustment cylinder 6, the main arm assembly 51 is also provided with a main arm amplitude variable movable pulley, a lifting hook fine adjustment cylinder 6, a lifting slideway, a first lifting hook fine adjustment movable pulley, a second lifting hook fine adjustment movable pulley, a lifting hook fine adjustment fixed pulley and a secondary arm mounting seat, and the secondary arm assembly 52 is also provided with a first lifting hook fixed pulley, a second lifting hook fixed pulley, a guide wheel assembly, a rope guiding roller and a clamp mounting seat; the upper end of the transverse and longitudinal sliding block assembly 56 is provided with a transverse fine adjustment oil cylinder 8, and the inner side of the transverse and longitudinal sliding block assembly 56 is provided with a longitudinal fine adjustment oil cylinder 7; the clamp assembly 53 includes a support arm, two groups of clamping arms and two groups of clamp opening and closing cylinders, the two groups of clamping arms are hinged on the support arm, and the two groups of clamp opening and closing cylinders are respectively hinged between the corresponding clamping arms and the support arm.

Working principle: when in use, the winch equipped with the original vehicle is adopted and is transformed into a winch which can output two steel wire brushes, the steel wire ropes are guided to the first lifting hook pulley block and the second lifting hook pulley block along the guide pulley component on the auxiliary arm through the rope guiding system, the first lifting hook fixed pulley and the second lifting hook fixed pulley are respectively 4-multiplying power universal fixed pulley blocks and are connected and arranged on the transverse and longitudinal sliding block component, the winch can rotate along the rotating shaft to adapt to the change of the slope of the mountain land, the fixed pulley becomes 30 degrees, the tail ropes of the winch are regulated through the corresponding lifting hook fine regulating fixed pulley, the first lifting hook fine regulating pulley, the second lifting hook fine regulating pulley (4 multiplying power), the lifting hook fine regulating cylinder 6 and the like, the first lifting hook and the second lifting hook can be respectively regulated through the lifting slide ways, and the angle of the lifting steel pipe and the main pipeline is the same, the steel pipe posture synchronous lifting can be realized through synchronous control, the fixed pulley of the lifting hook adopts a universal structure, the fixed pulley is arranged on the transverse and longitudinal sliding block assembly, the first lifting hook and the second lifting hook realize longitudinal movement together, the movement amount is 100mm, all pulleys are provided with anti-rope-falling devices, reliable operation is ensured, the transverse and longitudinal sliding block assembly is arranged in a slideway of a subsidiary arm, the axial movement of the sliding block can be realized under the action of a longitudinal moving oil cylinder, the moving stroke is 100mm, finally, two pulley blocks are pushed to drive the steel pipe to complete the axial movement of the steel pipe, the transverse moving oil cylinder is arranged in the sliding block to push the right pulley block to transversely move, the moving distance is 80mm, the transverse angle change of the steel pipe is realized, the angle change angle is + -5 degrees, the crawler boosting device 3 and the driving system of the pipe crane 1 simultaneously walk, the walking linear speed is basically consistent, the climbing driving force is provided for the pipe crane 1, meanwhile, the rear crawler length of the equipment is prolonged by the crawler boosting device 3, when the equipment climbs a slope, the rear supporting point is lengthened and moved backwards, the gravity center is within the crawler grounding length, the possibility of equipment tipping is avoided, the grounding length of the pipe crane 1 can be prolonged by improving the safety of the equipment during climbing, the rear supporting force is increased, the whole crawler grounding force distribution is more uniform, the climbing capacity is improved, the longitudinal stability of the whole machine is improved, the whole machine is reliably gripped in a parking state, when the boosting stops rotating, the anchor teeth automatically push down and prick underground, the parking safety is ensured, the maximum working gradient of the whole machine can reach 30 degrees, and the crawler lifting device has the advantages of convenience in use and good use effect.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Mountain region pipe crane, including pipe crane (1), its characterized in that: be provided with automatically controlled (2) on tube crane (1), be provided with track booster unit (3) on tube crane (1), track booster unit (3) include connecting seat (31), follow-up hydro-cylinder (32), become width of cloth frame (33), high tooth track assembly (35) and hydraulic wheel limit drive assembly (34), become width of cloth and be provided with parking device (4) on frame (33), the side of tube crane (1) is provided with mountain region davit device (5), mountain region davit device (5) include main arm assembly (51), auxiliary arm assembly (52), clamp and become width of cloth assembly (53), auxiliary arm become width of cloth hydro-cylinder (54), clamp become width of cloth hydro-cylinder (55) and violently indulge slider subassembly (56).

2. The mountain pipe crane of claim 1, wherein: the hydraulic wheel side driving assembly (34) is arranged on the high-tooth track assembly (35), the parking device (4) comprises a parking oil cylinder and parking anchor teeth, the parking oil cylinder is arranged on the amplitude frame (33), and the parking anchor teeth are arranged at the tail end of the parking oil cylinder.

3. The mountain pipe crane of claim 2, wherein: the main arm assembly (51) is arranged on the pipe crane (1), the auxiliary arm assembly (52) is arranged at the tail end of the main arm assembly (51), the clamp assembly (53) is arranged at the tail end of the auxiliary arm assembly (52), the auxiliary arm amplitude variation oil cylinder (54) is hinged between the main arm assembly (51) and the auxiliary arm assembly (52), the clamp amplitude variation oil cylinder (55) is hinged between the auxiliary arm assembly (52) and the clamp assembly (53), and the transverse and longitudinal sliding block assembly (56) is arranged on the auxiliary arm assembly (52).

4. A mountain pipe crane as claimed in claim 3 wherein: the main arm assembly (51) is provided with a lifting hook fine adjustment oil cylinder (6).

5. The mountain tubing hanger of claim 4 wherein: the upper end of the transverse and longitudinal sliding block assembly (56) is provided with a transverse fine adjustment oil cylinder (8), and the inner side of the transverse and longitudinal sliding block assembly (56) is provided with a longitudinal fine adjustment oil cylinder (7).

6. The mountain tubing hanger of claim 5, wherein: the clamp assembly (53) comprises a supporting arm, two groups of clamping arms and two groups of clamp opening and closing oil cylinders, wherein the two groups of clamping arms are hinged to the supporting arm, and the two groups of clamp opening and closing oil cylinders are respectively hinged between the corresponding clamping arms and the supporting arm.