CN221138303U - Rotary mechanism for carriage of test derrick car - Google Patents

Abstract

The utility model provides a carriage rotating mechanism of a test derrick car, which is characterized in that an auxiliary frame is arranged on a chassis main girder of a test derrick car body, a rotating support mechanism is arranged on the auxiliary frame, the carriage body is arranged on the rotating support mechanism, the rotating support mechanism comprises a rotating assembly for driving the carriage body to rotate and a support assembly for supporting the carriage body, the rotating assembly comprises a worm arranged on the auxiliary frame and a turbine which is arranged at the lower part of the carriage body and is matched with the worm, and a driving piece for driving the worm to rotate is arranged on the auxiliary frame. The utility model can realize convenient and rapid adjustment of the angle of the carriage through the rotary supporting mechanism, greatly increases the rope outlet space of the winch drum, increases the width dimension range of the drum, increases the operation depth of the test well, can adapt to the winch of a large-tonnage derrick car, can adapt to derrick hoisting operations of various complex scenes, and is more convenient to operate.

Description

Rotary mechanism for carriage of test derrick car

Technical Field

The utility model relates to the technical field of auxiliary equipment for a carriage of a test derrick, in particular to a rotary mechanism for the carriage of the test derrick.

Background

The carriage of the existing test derrick car is mostly of a fixed type, the carriage and the auxiliary frame are integrated and fixed on a chassis girder of the test derrick car, the cable or steel wire on the winch drum can only be pulled out from two sides of a turntable of a crane, thus the rope pulling-out space of the winch drum is greatly limited, the winch drum can only be arranged left and right due to the rope pulling-out problem of the drum, the width dimension of the drum is limited, the specification of the drum, namely the operation depth of a test well, when the tonnage of the winch of the test derrick car is large, the rope pulling-out space of the drum is further compressed, the use scene of the derrick car is greatly reduced, and the operation is relatively inconvenient.

Disclosure of utility model

In view of the above, the utility model provides a rotary mechanism for testing a carriage of a derrick truck, which can conveniently and rapidly adjust the angle of the carriage through a rotary supporting mechanism, greatly increases the rope outlet space of a winch drum, increases the width dimension range of the drum, increases the operation depth of a test well, can adapt to winches of derrick trucks with larger tonnage, can adapt to derrick hoisting operations of various complex scenes, and is more convenient to operate.

In order to solve the technical problems, the utility model provides a carriage rotating mechanism of a test derrick, which comprises a test carriage body, wherein a chassis main girder of the test carriage body is provided with a subframe, the subframe is provided with a rotating support mechanism, the rotating support mechanism is provided with a carriage body, the rotating support mechanism comprises a rotating component for driving the carriage body to rotate and a support component for supporting the carriage body, the rotating component comprises a worm arranged on the subframe and a turbine which is arranged at the lower part of the carriage body and is matched with the worm, the subframe is provided with a driving piece for driving the worm to rotate, the support component comprises a fixed seat which is arranged below the carriage body and is positioned at the outer side of the rotating component, a bearing is arranged in the fixed seat, the outer side of the bearing is provided with a support roller, and the support roller is contacted with the upper part of the subframe.

The four supporting assemblies are uniformly distributed at the lower part of the carriage body at the outer side of the rotating assembly, the utility model can realize firm support of the carriage body by matching the bearing with the supporting roller, and can realize rapid and convenient angle adjustment of the carriage by matching with the rotating assembly, the maneuverability is stronger, and the problem of poor maneuverability caused by overlarge frictional resistance in the working process of the rotating assembly due to increased frictional resistance of sliding rotation is avoided.

The driving piece is hydraulic motor, and hydraulic motor's pivot tip is provided with useful reduction gear, and the reduction gear is in the same place with the worm meshing, through hydraulic motor drive reduction gear work, and then drive worm rotation, not only can avoid traditional hydraulic cylinder direct drive to lead to the rotation angle of rotating assembly limited, moreover through the assembly methods of worm gear and worm, can greatly reduced carriage holistic height, can improve the holistic ability of being in same row of test derrick car, solved traditional test derrick car because the relatively poor problem of mobility that the limit high problem leads to.

The outside of supporting roller is provided with the rubber sleeve, and the rubber sleeve can effectively protect supporting roller, has increased supporting roller's life, and is more convenient and reliable.

In summary, compared with the prior art, the application has at least one of the following beneficial technical effects:

1. The utility model can realize convenient and rapid adjustment of the angle of the carriage through the rotary supporting mechanism, greatly increases the rope outlet space of the winch drum, increases the width dimension range of the drum, increases the operation depth of the test well, can adapt to the winch of a large-tonnage derrick car, can adapt to derrick hoisting operations of various complex scenes, and is more convenient to operate.

2. The carriage of the test derrick car and the auxiliary frame adopt a split structure, the middle is connected through a rotating assembly, and a supporting assembly is arranged at four points at the bottom in the rotation range of the carriage, so that the stability and the structural strength of the carriage in the running process of the vehicle are improved. The carriage of the conventional test derrick car cannot rotate or deflect, and the cable or steel wire on the winch drum can only be pulled out from two sides of the turntable of the crane.

3. The testing derrick car adopts a rotatable carriage, so that the problem of interference between rope output of the winch drum and a rotating base of the lorry-mounted crane can be avoided, and the testing derrick car can be suitable for more types and specifications of testing well winches;

The testing derrick car adopts a rotatable carriage, and the rotating base of the lorry-mounted crane does not influence the winch, so that the testing derrick car can be adapted to a lorry-mounted crane with larger specification;

The test derrick car adopts a rotatable carriage, so that the carriage and the lorry-mounted crane at the tail part can rotate, the visit position and the angle of the test derrick during operation are very free, and the test derrick car can be better suitable for special and small-sized operation well sites.

4. The utility model can realize firm support of the carriage body through the bearing matched with the supporting roller, and can realize rapid and convenient angle adjustment of the carriage by matching with the rotating assembly, has stronger maneuverability, and avoids the problem of poor maneuverability caused by overlarge friction resistance in the working process of the rotating assembly due to increased friction resistance of sliding rotation.

5. The driving piece is hydraulic motor, and hydraulic motor's pivot tip is provided with useful reduction gear, and the reduction gear is in the same place with the worm meshing, through hydraulic motor drive reduction gear work, and then drive worm rotation, not only can avoid traditional hydraulic cylinder direct drive to lead to the rotation angle of rotating assembly limited, moreover through the assembly methods of worm gear and worm, can greatly reduced carriage holistic height, can improve the holistic ability of being in same row of test derrick car, solved traditional test derrick car because the relatively poor problem of mobility that the limit high problem leads to.

Drawings

FIG. 1 is a schematic diagram of a test derrick car of the present utility model;

FIG. 2 is a schematic diagram of the structure of the utility model when the rotary support structure in the test derrick car is in operation;

FIG. 3 is an elevation view of a test derrick car rotation mechanism and car of the utility model;

fig. 4 is a top view of the test derrick car rotation mechanism and car of the present utility model.

Reference numerals illustrate: 100. a test vehicle body; 200. an auxiliary frame; 300. a rotary support mechanism; 310. a rotating assembly; 311. a worm; 312. a turbine; 313. a driving member; 320. a support assembly; 321. a fixing seat; 322. a bearing; 323. supporting rollers; 400. a carriage body.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which are obtained by a person skilled in the art based on the described embodiments of the utility model, fall within the scope of protection of the utility model.

As shown in fig. 1 and 3: the embodiment provides a carriage rotating mechanism of a test derrick, which comprises a test derrick body 100, wherein a chassis main girder of the test derrick body 100 is provided with a subframe 200, the subframe 200 is provided with a rotating support mechanism 300, the rotating support mechanism 300 is provided with a carriage body 400, the rotating support mechanism 300 comprises a rotating component 310 for driving the carriage body 400 to rotate and a support component 320 for supporting the carriage body 400, the rotating component 310 comprises a worm 311 arranged on the subframe 200 and a turbine 312 which is arranged at the lower part of the carriage body 400 and is matched with the worm 311, the subframe 200 is provided with a driving piece 313 for driving the worm 311 to rotate, the driving piece 313 can drive the worm 311 to rotate, the worm 311 can drive the worm wheel meshed with the worm to rotate along with the carriage body 400, the supporting component 320 can support the carriage body 400 on the one hand, and can reduce the resistance to the rotation of the rotating component 310 on the other hand, the supporting component 320 comprises a fixed seat 321 which is arranged below the carriage body 400 and is positioned at the outer side of the rotating component 310, a bearing 322 is arranged in the fixed seat 321, a supporting roller 323 is arranged at the outer side of the bearing 322 and is in contact with the upper part of the auxiliary frame 200, the angle of the carriage can be conveniently and rapidly adjusted through the rotating supporting mechanism 300, the rope outlet space of the winch drum is greatly increased, the width size range of the drum is enlarged, the operation depth of a test well is increased, and the device can adapt to the winch of a large-tonnage derrick car, can adapt to derrick hoisting operation of various complex scenes, and is more convenient to operate.

According to one embodiment of the present utility model, as shown in fig. 1 and 4, four supporting assemblies 320 are uniformly arranged at the lower part of the carriage body 400 at the outer side of the rotating assembly 310, the present utility model can realize firm support of the carriage body 400 by matching the bearing 322 with the supporting roller 323, and can realize rapid and convenient angle adjustment of the carriage by matching with the rotating assembly 310, the maneuverability is stronger, and the problem of poor maneuverability caused by the overlarge frictional resistance in the working process of the rotating assembly 310 due to the increased frictional resistance of sliding rotation is avoided.

According to another embodiment of the present utility model, as shown in fig. 1 and 2, the driving member 313 is a hydraulic motor, a useful reducer is disposed at the end of a rotating shaft of the hydraulic motor, the reducer is meshed with the worm 311, and the hydraulic motor drives the reducer to work so as to drive the worm 311 to rotate, so that not only can the limited rotation angle of the rotating assembly 310 caused by direct driving of the conventional hydraulic cylinder be avoided, but also the overall height of the carriage can be greatly reduced by the assembly mode of the worm gear 311, the same-line capability of the whole testing derrick can be improved, and the problem of poor maneuverability of the conventional testing derrick due to the height limiting problem is solved.

The outside of supporting roller 323 is provided with the rubber sleeve, and the rubber sleeve can effectively protect supporting roller 323, has increased supporting roller 323's life, and is more convenient and reliable.

The application method of the utility model comprises the following steps:

Firstly, it should be clear that the utility model is applied to the technical field of petroleum well investigation, the rotary mechanism involved is applied to the rotary operation of the carriage of the test derrick car, when the derrick needs to be installed, firstly, the operator drives the test derrick car to the vicinity of the oil well mouth, then the control system of the test derrick car is started to control the output shaft of the hydraulic motor to rotate, the rotation of the output shaft of the hydraulic motor can drive the speed reducer to rotate, and then the worm 311 is driven to rotate, the rotation of the worm 311 can drive the worm wheel meshed with the worm wheel to rotate together, the rotation of the worm wheel can drive the angle of the carriage to rotate, at this time, the supporting roller 323 can rotate along the upper surface of the auxiliary frame 200 along with the rotary component 310, and after the carriage rotates to a proper angle, the installation operation can be carried out.

Furthermore, it should be noted that, in the description of the present utility model, 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 mechanically or electrically connected; 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 can be understood by those skilled in the art according to the specific circumstances.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims (5)

1. The utility model provides a test derrick car carriage rotary mechanism, includes test vehicle body (100), its characterized in that: the testing car comprises a testing car body (100), wherein an auxiliary frame (200) is arranged on a chassis main girder of the testing car body (100), a rotary supporting mechanism (300) is arranged on the auxiliary frame (200), a carriage body (400) is arranged on the rotary supporting mechanism (300), the rotary supporting mechanism (300) comprises a rotary component (310) used for driving the carriage body (400) to rotate and a supporting component (320) used for supporting the carriage body (400), the rotary component (310) comprises a worm (311) arranged on the auxiliary frame (200) and a turbine (312) which is arranged at the lower part of the carriage body (400) and is matched with the worm (311), a driving part (313) used for driving the worm (311) to rotate is arranged on the auxiliary frame (200), the supporting component (320) comprises a fixing seat (321) arranged below the carriage body (400) and located at the outer side of the rotary component (310), a bearing (322) is arranged in the fixing seat (321), and the outer side of the bearing (322) is provided with a supporting roller (323), and the supporting roller (323) is contacted with the upper part of the auxiliary frame (200).

2. The test derrick car rotation mechanism of claim 1, wherein: the four supporting components (320) are uniformly distributed at the lower part of the carriage body (400) at the outer side of the rotating component (310).

3. The test derrick car rotation mechanism of claim 2, wherein: the driving member (313) is a hydraulic motor.

4. The test derrick car rotation mechanism of claim 1, wherein: the outer side of the supporting roller (323) is provided with a rubber sleeve.

5. The test derrick car rotation mechanism of claim 3, wherein: the end part of the rotating shaft of the hydraulic motor is provided with a useful speed reducer, and the speed reducer is meshed with a worm (311).