CN220283410U - Adjustment mechanism and lifting device suitable for sloping field - Google Patents

Abstract

The utility model relates to an adjusting mechanism and hoisting equipment suitable for sloping fields, and relates to the field of cantilever cranes. The hoisting equipment comprises the adjusting mechanism suitable for the sloping field. The beneficial effects are that: the support assembly supports the sector gear assembly and the worm and gear assembly, the sector gear assembly and the worm and gear assembly drive the cantilever crane assembly to rotate, and the cantilever crane assembly can adjust the angle, so that the angle adjustment between the cantilever crane assembly and the horizontal plane is realized. The condition that the cantilever crane assembly cannot be used due to the actual terrain environment is avoided, and the safety risk in the use process is avoided. The applicability of the cantilever crane assembly is improved to a certain extent, and the application range is enlarged.

Description

Adjustment mechanism and lifting device suitable for sloping field

Technical Field

The utility model relates to the field of cantilever cranes, in particular to an adjusting mechanism and hoisting equipment suitable for sloping fields.

Background

Oil and gas pipelines are built as important infrastructure. Meanwhile, due to the particularity of the oil and gas pipeline, most of pipeline laying is carried out on hilly land features in mountainous areas, mountains Gao Gushen and geological disasters frequently occur, and the safety operation risk of the pipeline is high. Once an accident occurs, emergency treatment needs to be completed within the shortest time, production is resumed as soon as possible, and loss and influence caused by the accident are reduced to the greatest extent.

When the cantilever crane is used in the current market, the cantilever crane can only rotate around a vertical axis, but cannot swing around a horizontal axis on a flat and smooth plane. The difficulty of the emergency repair equipment for hanging the oil and gas pipeline by adopting the conventional suspension machine in the special mountain area with gradient such as steep slope is great, and the cantilever crane is easy to interfere with the ground. Therefore, the problem of adopting cantilever crane to hoist and take out the rush-repair equipment on the sloping field becomes a bottleneck for limiting the rush-repair efficiency.

In order to improve labor cost, reduce labor intensity, develop high-efficiency and convenient emergency repair actions, and research on cantilever crane mechanisms which can be used on sloping fields is of great significance.

Disclosure of Invention

The utility model aims to solve the technical problem of how to adjust the angle of a cantilever crane relative to the ground.

The technical scheme for solving the technical problems is as follows: the utility model provides an adjustment mechanism suitable for sloping field, includes cantilever crane subassembly, supporting component, sector gear subassembly and worm gear subassembly all rotatable install in on the supporting component, sector gear subassembly and worm gear subassembly transmission are connected, cantilever crane subassembly with sector gear subassembly fixed connection.

The beneficial effects of the utility model are as follows: the support assembly supports the sector gear assembly and the worm and gear assembly, the sector gear assembly and the worm and gear assembly drive the cantilever crane assembly to rotate, and the cantilever crane assembly can adjust the angle, so that the angle adjustment between the cantilever crane assembly and the horizontal plane is realized. The condition that the cantilever crane assembly cannot be used due to the actual terrain environment is avoided, and the safety risk in the use process is avoided. The applicability of the cantilever crane assembly is improved to a certain extent, and the application range is enlarged.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, cantilever crane subassembly includes cantilever crane, stand, cantilever crane base and hand capstan winch, the stand lower extreme with cantilever crane base fixed connection, cantilever crane one end with stand upper end rotation is connected, cantilever crane base with sector gear subassembly fixed connection, hand capstan winch with cantilever crane middle part fixed connection.

The beneficial effects of adopting the further scheme are as follows: the cantilever crane base supports the upright post, and the cantilever crane can rotate around the axis of the upright post to adjust the use angle. The hand winch is used for paying out or accommodating the hoisting rope, so that the article to be hoisted is convenient to fix.

Further, the cantilever crane assembly further comprises a level bar, and the level bar is fixedly connected with the cantilever crane base.

The beneficial effects of adopting the further scheme are as follows: through observing the horizon rule, adjustment mechanism can judge whether the stand is vertical when horizontal plane work.

Further, the sector gear assembly comprises a sector gear rotating shaft and a sector gear, the sector gear rotating shaft is rotationally connected with the supporting assembly, the sector gear is fixed in the middle of the sector gear rotating shaft, the rotating axis of the sector gear is coincident with the axis of the sector gear rotating shaft, one end of the sector gear is fixedly connected with the cantilever crane assembly, and the other end of the sector gear is in transmission connection with the worm gear assembly.

The beneficial effects of adopting the further scheme are as follows: the worm and gear assembly drives the sector gear and the sector gear rotating shaft to rotate relative to the supporting assembly, so that the cantilever crane assembly is driven to rotate.

Further, the worm gear assembly comprises a worm, a worm wheel and a worm wheel rotating shaft, the worm and the worm wheel rotating shaft are mutually perpendicular and are rotationally connected with the supporting assembly, the worm wheel is fixedly connected with the worm wheel rotating shaft and is in meshed transmission with the worm, and the worm wheel rotating shaft is in transmission connection with the sector gear assembly.

The beneficial effects of adopting the further scheme are as follows: the worm drives the worm wheel to rotate, the worm wheel rotating shaft rotates along with the worm wheel, and the worm wheel drives the sector gear assembly to rotate. The angle-adjustable cantilever crane has the advantages that the worm and gear mechanism is adopted, the self-locking property of the worm and gear is utilized when the angle is adjusted, so that the cantilever crane assembly with the adjusted angle is locked, and the worm wheel can not rotate due to the action of the cantilever crane assembly.

Further, the worm gear assembly further comprises a cylindrical gear, and the cylindrical gear is fixed on the worm gear rotating shaft and is in transmission connection with the sector gear assembly.

The beneficial effects of adopting the further scheme are as follows: the worm wheel rotating shaft rotates along with the worm wheel, so that the cylindrical gear is driven to rotate, and the cylindrical gear drives the sector gear assembly to rotate.

Further, the worm and gear assembly further comprises a handle, and the handle is fixed to one end of the worm.

The beneficial effects of adopting the further scheme are as follows: and operating the handle to drive the worm to rotate.

Further, the support assembly comprises a sector shaft rotating support and a support base, the number of the sector shaft rotating supports is two, the two sector shaft rotating supports are respectively fixed on two sides of the support base, and the sector gear assembly is respectively connected with the two sector shaft rotating supports in a rotating mode.

The beneficial effects of adopting the further scheme are as follows: the two sector shaft rotating supports respectively support the sector gear assembly, the supporting structure is stable, and the supporting strength is high.

Further, the adjusting mechanism suitable for the sloping field further comprises a dust cover, and the dust cover is covered on the outer side of the worm and gear assembly.

The beneficial effects of adopting the further scheme are as follows: the dust cover can shield dust, and reduces the influence of external pollution on the transmission of the worm and gear assembly.

The utility model also provides hoisting equipment, which comprises equipment vehicles and the adjusting mechanism suitable for the sloping fields, wherein the supporting component is fixedly connected with the equipment vehicles.

Drawings

FIG. 1 is a three-dimensional view of an adjustment mechanism for hillside fields of the present utility model, with dust caps not shown;

FIG. 2 is a top view of the adjustment mechanism of the present utility model adapted for use on hillsides;

FIG. 3 is a schematic view of an assembled structure of a sector gear of the present utility model;

FIG. 4 is a schematic view of a support assembly according to the present utility model;

fig. 5 is a schematic view of the assembly structure of the worm wheel and worm of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. cantilever crane; 2. hand winch; 3. a column; 4. a cantilever crane base; 5. the sector shaft rotates the bracket; 6. a sector shaft end cap; 7. a handle; 8. vertical bearing seat; 9. a dust cover; 10. a support base; 11. a worm; 12. a worm wheel; 13. a worm wheel rotating shaft end cover; 14. the fixed plate supports the bearing; 15. a sector gear; 16. a cylindrical gear; 17. a roller bearing; 18. a worm wheel shaft bearing; 19. cylindrical gear keys; 20. a sector gear rotating shaft; 21. a worm wheel rotating shaft; 22. a level bar.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

As shown in fig. 1-5, the embodiment provides an adjusting mechanism suitable for a sloping field, which comprises a cantilever crane component, a supporting component, a sector gear component and a worm gear component, wherein the sector gear component and the worm gear component are rotatably arranged on the supporting component, the sector gear component is in transmission connection with the worm gear component, and the cantilever crane component is fixedly connected with the sector gear component.

The support assembly supports the sector gear assembly and the worm and gear assembly, the sector gear assembly and the worm and gear assembly drive the cantilever crane assembly to rotate, and the cantilever crane assembly can adjust the angle, so that the angle adjustment between the cantilever crane assembly and the horizontal plane is realized. The condition that the cantilever crane assembly cannot be used due to the actual terrain environment is avoided, and the safety risk in the use process is avoided. The applicability of the cantilever crane assembly is improved to a certain extent, and the application range is enlarged.

Wherein, cantilever crane subassembly is responsible for snatching and carrying the goods.

On the basis of any one of the above schemes, as shown in fig. 1, the cantilever crane assembly comprises a cantilever crane 1, a column 3, a cantilever crane base 4 and a hand winch 2, wherein the lower end of the column 3 is fixedly connected with the cantilever crane base 4, one end of the cantilever crane 1 is rotatably connected with the upper end of the column 3, the cantilever crane base 4 is fixedly connected with the sector gear assembly, and the hand winch 2 is fixedly connected with the middle part of the cantilever crane 1.

The cantilever crane base 4 supports the upright post 3, and the cantilever crane 1 can rotate around the axis of the upright post 3 to adjust the use angle. The hand winch 2 is used for paying out or accommodating a hoisting rope, so that the article to be hoisted is convenient to fix.

Optionally, the included angle between the cantilever crane 1 and the upright post 3 is an acute angle, a right angle or an obtuse angle. In one particular example, the cantilever crane 1 is perpendicular to the upright 3.

Specifically, the upright post 3 is fastened on the cantilever crane base 4 through a bolt, the hand winch 2 is connected on the telescopic cantilever crane 1 through a bolt, the cantilever crane 1 can rotate relative to the axis of the upright post 3, and the cantilever crane base 4 is fastened with the sector gear 15 of the sector gear assembly through a bolt.

On the basis of any one of the above schemes, the cantilever crane assembly further comprises a level bar 22, and the level bar 22 is fixedly connected with the cantilever crane base 4.

By observing the level bar 22, the adjusting mechanism can judge whether the upright post 3 is vertical or not when working on the horizontal plane.

On the basis of any one of the above schemes, the sector gear assembly comprises a sector gear rotating shaft 20 and a sector gear 15, the sector gear rotating shaft 20 is rotationally connected with the supporting assembly, the sector gear 15 is fixed at the middle part of the sector gear rotating shaft 20, the rotating axis of the sector gear 15 coincides with the axis of the sector gear rotating shaft 20, one end of the sector gear 15 is fixedly connected with the cantilever crane assembly, and the other end of the sector gear 15 is in transmission connection with the worm and gear assembly.

The worm gear assembly drives the sector gear 15 and the sector gear rotating shaft 20 to rotate relative to the support assembly, thereby driving the cantilever crane assembly to rotate.

On the basis of any one of the above schemes, the worm and gear assembly comprises a worm 11, a worm wheel 12 and a worm wheel rotating shaft 21, the worm 11 and the worm wheel rotating shaft 21 are mutually perpendicular and are rotationally connected with the supporting assembly, the worm wheel 12 is fixedly connected with the worm wheel rotating shaft 21 and is meshed with the worm 11 for transmission, and the worm wheel rotating shaft 21 is in transmission connection with the sector gear assembly.

The worm 11 drives the worm wheel 12 to rotate, the worm wheel rotation shaft 21 rotates with the worm wheel 12, and the worm wheel 12 drives the sector gear assembly to rotate. The angle of the cantilever crane is adjusted by adopting a worm and gear mechanism, and the self-locking property of the worm and gear is utilized at the same time of adjusting the angle, so that the cantilever crane assembly with the adjusted angle is locked, and the worm wheel 12 cannot rotate due to the action of the cantilever crane assembly.

On the basis of any one of the above schemes, the worm gear assembly further comprises a cylindrical gear 16, and the cylindrical gear 16 is fixed on the worm gear rotating shaft 21 and is in transmission connection with the sector gear assembly.

The worm wheel rotation shaft 21 rotates with the worm wheel 12, thereby driving the cylindrical gear 16 to rotate, and the cylindrical gear 16 drives the sector gear assembly to rotate.

Specifically, the spur gear 16 is fixed to the worm wheel rotation shaft 21 by a spur gear key 19.

Specifically, the axis of the worm 11 and the worm wheel 12 are in the same vertical plane, the worm wheel 12 is coaxially arranged with the cylindrical gear 16, and the cylindrical gear 16 and the sector gear 15 are in the same vertical plane. The worm gear 12 and the sector gear 15 are axially parallel to each other.

On the basis of any one of the above schemes, the worm and gear assembly further comprises a handle 7, and the handle 7 is fixed at one end of the worm 11.

The handle 7 is operated to drive the worm 11 to rotate.

On the basis of any one of the above schemes, the support assembly comprises two sector shaft rotating brackets 5 and a support base 10, the two sector shaft rotating brackets 5 are respectively fixed on two sides of the support base 10, and the sector gear assembly is respectively connected with the two sector shaft rotating brackets 5 in a rotating way.

The two sector shaft rotating supports 5 respectively support the sector gear assemblies, and the support structure is stable and has high support strength.

Specifically, the two ends of the sector gear rotating shaft 20 are respectively rotatably connected with the sector gear shaft rotating support 5 through the fixed plate supporting bearings 14, and the sector gear shaft end covers 6 are also fixed at positions of the sector gear shaft rotating support 5 corresponding to the two ends of the sector gear rotating shaft 20.

Specifically, the top surface of the supporting base 10 is fixed with two vertical bearing seats 8, and two ends of the worm 11 are rotatably arranged in the corresponding vertical bearing seats 8 through roller bearings 17. Both ends of the worm wheel rotating shaft 21 are rotatably installed in the worm wheel rotating shaft end covers 13 through worm wheel shaft bearings 18 respectively, and the two worm wheel rotating shaft end covers 13 are fixedly connected with the two sector gear shaft rotating supports 5 respectively. The worm wheel rotating shaft 21 is also provided with a rotating support shaft sleeve, and the worm wheel 12 is axially positioned through the rotating support shaft sleeve and the worm wheel shaft bearing 18.

On the basis of any scheme, the adjusting mechanism suitable for the sloping field further comprises a dust cover 9, and the dust cover 9 covers the outer side of the worm and gear assembly.

The dust cover 9 can shield dust, and reduces the influence of external pollution on the transmission of the worm and gear assembly.

Wherein, the dust cover 9 is exposed near the meshing position of the cylindrical gear 16 and the sector gear 15, thereby avoiding the influence of the dust cover 9 on the power transmission. Alternatively, the lower end of the sector gear 15 extends into the dust cover 9 and is meshed with the cylindrical gear 16 for transmission.

The embodiment also provides hoisting equipment, which comprises equipment vehicles and the adjusting mechanism suitable for the sloping fields, wherein the supporting component is fixedly connected with the equipment vehicles.

Wherein, optionally, the bolt is used to support the subassembly bottom and equipment vehicle fastening, can install according to actual mounted position, has reduced the installation condition, has improved application scope. The support assembly and the equipment vehicle can also be fixed in a welding or integrated forming mode.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "upper", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. The utility model provides an adjustment mechanism suitable for sloping field, its characterized in that includes cantilever crane subassembly, supporting component, sector gear subassembly and worm gear subassembly all rotatable install in on the supporting component, the sector gear subassembly with worm gear subassembly transmission is connected, cantilever crane subassembly with sector gear subassembly fixed connection.

2. The adjusting mechanism suitable for the sloping field according to claim 1, wherein the cantilever crane assembly comprises a cantilever crane (1), a stand column (3), a cantilever crane base (4) and a hand winch (2), the lower end of the stand column (3) is fixedly connected with the cantilever crane base (4), one end of the cantilever crane (1) is rotatably connected with the upper end of the stand column (3), the cantilever crane base (4) is fixedly connected with the sector gear assembly, and the hand winch (2) is fixedly connected with the middle part of the cantilever crane (1).

3. An adjustment mechanism for a sloping field according to claim 2, characterized in that the cantilever crane assembly further comprises a level bar (22), the level bar (22) being fixedly connected with the cantilever crane base (4).

4. An adjustment mechanism for a sloping field according to claim 1, characterized in that the sector gear assembly comprises a sector gear rotating shaft (20) and a sector gear (15), the sector gear rotating shaft (20) is rotatably connected with the support assembly, the sector gear (15) is fixed in the middle of the sector gear rotating shaft (20), the rotating axis of the sector gear (15) coincides with the axis of the sector gear rotating shaft (20), one end of the sector gear (15) is fixedly connected with the cantilever crane assembly, and the other end is in transmission connection with the worm gear assembly.

5. The adjusting mechanism suitable for the sloping field according to claim 1, wherein the worm and gear assembly comprises a worm (11), a worm wheel (12) and a worm wheel rotating shaft (21), the worm (11) and the worm wheel rotating shaft (21) are mutually perpendicular and are rotationally connected with the supporting assembly, the worm wheel (12) is fixedly connected with the worm wheel rotating shaft (21) and is meshed with the worm (11) for transmission, and the worm wheel rotating shaft (21) is in transmission connection with the sector gear assembly.

6. An adjustment mechanism for hillside fields according to claim 5, characterized in that the worm gear assembly further comprises a spur gear (16), which spur gear (16) is fixed to the worm gear rotation shaft (21) and in driving connection with the sector gear assembly.

7. An adjustment mechanism for a sloping field according to claim 5, characterized in that the worm gear assembly further comprises a handle (7), the handle (7) being fixed to one end of the worm (11).

8. The adjusting mechanism for sloping fields according to claim 1, wherein the supporting assembly comprises two sector shaft rotating brackets (5) and a supporting base (10), the two sector shaft rotating brackets (5) are respectively fixed on two sides of the supporting base (10), and the sector gear assembly is respectively connected with the two sector shaft rotating brackets (5) in a rotating way.

9. An adjustment mechanism for hillside fields according to any of the claims 1-8, characterized by a dust cover (9), which dust cover (9) covers the outside of the worm gear assembly.

10. Hoisting device, characterized by comprising a device vehicle and an adjusting mechanism adapted to a sloping field according to any of claims 1-9, said support assembly being fixedly connected to said device vehicle.