CN217354301U

CN217354301U - Wellhead oil pipe receiving and delivering device

Info

Publication number: CN217354301U
Application number: CN202221434348.8U
Authority: CN
Inventors: 高胜超; 田根冒; 赵恒仁
Original assignee: Xinji Jingzheng Labor Service Co ltd
Current assignee: Xinji Jingzheng Labor Service Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-02
Anticipated expiration: 2032-06-10

Abstract

The application provides a well head oil pipe meets and send device belongs to the oil well equipment maintenance field. The wellhead oil pipe receiving and delivering device comprises a rack, a lifting swing arm, a main bracket and a side bracket. One end of the lifting swing arm is rotatably connected with the frame, and the other end of the lifting swing arm is a lifting end; the main bracket can be arranged on the lifting swing arm in a side-turning mode and is provided with a supporting bracket, the supporting bracket slides along the axial direction of the lifting swing arm and is suitable for extending out or retracting from the lifting end of the lifting swing arm, and the main bracket is suitable for side-turning and aligning so that the supporting bracket can be turned on the side and aligned; the side bracket is rotatably arranged on the rack and positioned on the side surface of the main bracket, and can swing downwards to a descending position and swing upwards to a lifting position. In the process of conveying the oil pipe to a wellhead or putting down the oil pipe from the wellhead, the oil pipe is loaded into the bearing bracket or unloaded from the bearing bracket through the side turning and aligning of the bearing bracket and the up-and-down swinging of the side bracket, and the oil pipe is not required to be loaded into or unloaded from the bearing bracket by manpower or auxiliary loading and unloading equipment such as a crane, so that the full automation is achieved, and the use is convenient.

Description

Wellhead oil pipe receiving and delivering device

Technical Field

The application belongs to the technical field of oil well equipment maintenance, and more specifically relates to a wellhead oil pipe receiving and conveying device.

Background

In the field of well maintenance, it is often necessary to withdraw the tubing from the well and to reinsert the tubing after the maintenance is completed. The complete oil pipe is formed by connecting a short oil pipe, when the oil pipe is pulled out, an oil pipe needs to be disassembled and then put down through the auxiliary device, and when the oil pipe is put into the oil well again, the oil pipe needs to be conveyed to the oil well mouth again by the auxiliary device for reconnection.

At present, the auxiliary device on the market can only convey an oil pipe to a wellhead or put down the oil pipe from the wellhead, and the oil pipe is lifted to the auxiliary device or unloaded from the auxiliary device manually or by a crane, so that certain inconvenience still exists in use.

SUMMERY OF THE UTILITY MODEL

In view of this, the embodiment of the application provides a wellhead oil pipe transfer device to solve the technical problem that in the prior art, the oil pipe needs to be lifted to an auxiliary device or detached from the auxiliary device manually or by a crane, and the use is inconvenient.

In order to achieve the purpose, the technical scheme adopted by the application is as follows:

in one aspect, a wellhead tubing transfer device is provided, comprising:

a frame;

one end of the lifting swing arm is rotatably connected with the rack, and the other end of the lifting swing arm is a lifting end;

the main bracket can be laterally arranged on the lifting swing arm and is provided with a supporting bracket groove, the supporting bracket axially slides along the lifting swing arm and is suitable for extending out or retracting back from the lifting end of the lifting swing arm, and the main bracket is suitable for laterally turning and aligning so as to enable the supporting bracket to laterally turn and align; and

the side bracket is rotatably arranged on the rack and positioned on the side surface of the main bracket, and can swing downwards to a descending position and swing upwards to a lifting position; after the support bracket turns on one side, the support bracket is connected with the rotating shaft end of the side bracket;

in the process of conveying the oil pipe to a wellhead, after the bearing bracket turns on one side, the side bracket swings from a descending position to an ascending position so as to shift the oil pipe at a preset position to the side bracket and enable the oil pipe to roll into the bearing groove of the bearing bracket along the side bracket;

in the process of putting down an oil pipe from a wellhead, the side bracket is located at a descending position, and the oil pipe turned out at the side of the bearing frame rolls along the side bracket to a temporary storage position.

In some embodiments, the main bracket comprises:

the sliding frame is rotationally connected with the lifting swing arm, the rotating axis of the sliding frame is parallel to the axial direction of the lifting swing arm, the sliding frame is provided with a telescopic groove which is axially arranged along the lifting swing arm, and the supporting bracket is arranged along the telescopic groove in a sliding mode;

the receiving telescopic unit is positioned at the bottom of the telescopic groove and is arranged between the sliding frame and the supporting bracket; and

and the side-turning telescopic unit is arranged on the lifting swing arm, is connected with one side of the sliding frame and is suitable for pushing one side of the sliding frame so as to enable the support bracket to turn on the side of the side bracket.

In some embodiments, the number of the side brackets is two, and the side brackets are respectively arranged at two sides of the rack;

the main bracket is suitable for being respectively turned over and aligned to two sides, so that the supporting bracket is respectively turned over and aligned to two sides; the support bracket is connected with the rotating shaft end of the side bracket on any side after being turned to the side.

In some embodiments, a U-shaped bracket is arranged below the lifting swing arm, two side-turning telescopic units are arranged in the U-shaped bracket, and the two side-turning telescopic units are respectively connected with two sides of the main bracket to push the main bracket to turn over and return to the right side.

In some embodiments, the free end of the side bracket is provided with an upwardly curved hook adapted to hook a tubing at a predetermined location onto the side bracket during swinging up to a raised position on the side bracket.

In some embodiments, the side bracket includes at least two side swing arms, each of the side swing arms is synchronously rotatable on the same side of the frame, and the hook is disposed at a free end of the side swing arm.

In certain embodiments, the side bracket further comprises:

the side rotating shafts are rotatably arranged on one sides of the racks, each side swinging arm is fixed on each side rotating shaft, and each side rotating shaft is also provided with a radial rod; and

and the side frame telescopic unit is arranged between the rack and the radial rod to drive the side rotating shaft to rotate.

In some embodiments, the supporting groove is axially arranged along the lifting swing arm, one end of the supporting groove, which is in the same direction with the lifting end of the lifting swing arm, is open and is suitable for receiving an oil pipe, and the other end of the supporting groove is provided with an oil pipe limiting structure.

In some embodiments, the support bracket comprises:

the bottom support is arranged along the axial direction of the main bracket and is in sliding connection with the main bracket, the bottom support is provided with a support groove along the axial direction of the lifting swing arm, one end of the support groove, which is in the same direction with the lifting end of the lifting swing arm, is open, and the other end of the support groove is closed to form the oil pipe limiting structure; and

the side bars are distributed along the axial direction of the bottom support, each group of side bars comprises two V-shaped side bars which are respectively arranged on two side walls of the support groove, each group of side bars is surrounded to form an extension space with the bottom communicated with the support groove and the top opened, and the support groove and the extension space form the support groove;

the collet is further provided with a V-shaped guide rod, and the V-shaped guide rod is located at the open end of the collet and is suitable for guiding the oil pipe to the open end of the bracket.

In some embodiments, the rack is further provided with a lifting telescopic unit, and the lifting telescopic unit is supported below the lifting end of the lifting swing arm.

The utility model provides a well head oil pipe meets and send device's beneficial effect lies in: compared with the prior art, the wellhead oil pipe receiving and delivering device has the advantages that in the process of delivering the oil pipe to a wellhead or putting down the oil pipe from the wellhead, the oil pipe is loaded into or unloaded from the bearing bracket through side turning and aligning of the bearing bracket and up-and-down swinging of the side bracket, assistance of loading and unloading equipment such as manpower or cranes is not needed, full automation is achieved, and the wellhead oil pipe receiving and delivering device is convenient to use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a front view of a wellhead tubing pick-up provided by an embodiment of the present application;

FIG. 2 is a schematic view of the internal structure of the well head tubing transfer device shown in FIG. 1 after being cut by a frame;

FIG. 3 is a state diagram of the wellhead tubing pick-up device of FIG. 2 in a raised state of the lifting swing arm;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 1;

fig. 5 is a diagram of the wellhead tubing transfer device of fig. 4 with the side bracket in a raised position and the support bracket in a side-tipping state.

Wherein, in the figures, the respective reference numerals:

1-a frame; 2-lifting the swing arm; 21-U-shaped bracket; 22-lifting the telescopic unit; 3-a main bracket; 31-a carriage; 32-a support bracket; 321-bottom support; 322-side bar; 323-V-shaped guide rods; 324-tubing limit structure; 33-receiving a telescopic unit; 34-side turning telescopic unit; 4-side bracket; 41-side rotating shaft; 42-side swing arm; 43-radial rods; 44-side frame telescoping units; 45-hook part.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "plurality" or "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 5 together, a description will now be given of the wellhead tubing transfer device according to an embodiment of the present application. A wellhead tubing transfer device comprising:

a frame 1;

one end of the lifting swing arm 2 is rotatably connected with the frame 1, and the other end of the lifting swing arm is a lifting end;

the main bracket 3 is arranged on the lifting swing arm 2 in a side-turning manner and is provided with a supporting bracket 32 with a supporting bracket, the supporting bracket 32 axially slides along the lifting swing arm 2 and is suitable for extending out or retracting from the lifting end of the lifting swing arm 2, and the main bracket 3 is suitable for side-turning and aligning so that the supporting bracket 32 is side-turned and aligned; and

the side bracket 4 is rotatably arranged on the rack 1 and positioned on the side surface of the main bracket 3, and can swing downwards to a descending position and swing upwards to a lifting position; after the support bracket 32 is laterally turned, the support bracket is connected with the rotating shaft end of the side bracket 4;

in the process of conveying the oil pipe to a wellhead, after the support bracket 32 is laterally turned, the side bracket 4 swings from a descending position to a lifting position so as to shift the oil pipe at a preset position to the side bracket 4 and enable the oil pipe to roll into the support bracket of the support bracket 32 along the side bracket 4;

in the process of lowering the oil pipe from the wellhead, the side bracket 4 is in the lowering position, and the oil pipe turned out by the support bracket 32 rolls along the side bracket 4 to the temporary storage position.

The application discloses well head oil pipe meets send device can cooperate tubing conveyor or tubing support to use, and concrete use is as follows:

and (4) sending the oil pipe to a wellhead. In the process that the side bracket 4 swings from a descending position to a lifting position, the side bracket 4 shifts the oil pipe on the oil pipe conveyer belt or the oil pipe bracket to the side bracket 4, so that the oil pipe rolls to the side-turning support bracket 32 along the side bracket 4; then, the main bracket 3 is aligned, and the support bracket 32 is aligned; finally, the lifting end of the lifting swing arm 2 is lifted, and the support bracket 32 extends out of the lifting end of the lifting swing arm 2 to convey the oil pipe to the wellhead.

And (3) lowering the oil pipe from the wellhead. Lifting ends of the lifting swing arms 2 are lifted, the support brackets 32 extend out of the lifting ends of the lifting swing arms 2, and the detached oil pipes are placed in the support brackets 32; then, the support bracket 32 is retracted, and the lifting end of the lifting swing arm 2 is lowered; then, the side bracket 4 swings upwards to a raised position, the main bracket 3 turns laterally, the support bracket 32 turns laterally, and the oil pipe is conveyed to the side bracket 4; finally, the side bracket 4 is swung to a lowered position so that the tubing rolls down the side bracket 4 onto the tubing conveyor or tubing hanger.

Compared with the prior art, the wellhead oil pipe receiving and delivering device of the embodiment of the application realizes that the oil pipe is loaded into the bearing bracket 32 or unloaded from the bearing bracket 32 through the side turning and aligning of the bearing bracket 32 and the up-and-down swinging of the side bracket 4 in the process of delivering the oil pipe to a wellhead or putting down the oil pipe from the wellhead, does not need to be assisted by loading and unloading equipment such as manpower or a crane, and achieves full automation and convenient use.

In this embodiment, the frame 1 adopts a frame structure to support the whole machine, so as to ensure the stability of the whole machine, and especially, when the lifting swing arm 2 is lifted and the support bracket 32 extends out to receive the oil pipe, the whole machine should be kept stable.

The lifting swing arm 2 can adopt a long arm formed by connecting a plurality of parallel sectional materials, the rear end of the lifting swing arm 2 is hinged on the frame 1, and the front end of the lifting swing arm can be freely lifted. The lifting swing arm 2 is mainly used for lifting the main bracket 3 to incline so as to lift the height of the main bracket 3, so that the bearing bracket 32 on the main bracket 3 can be used for receiving an oil pipe at a well mouth after extending out.

The main bracket 3 is mounted on the lifting swing arm 2 through a rotating shaft or other rotating structure, so that the main bracket 3 can be turned to one side or two sides and can be aligned. The main bracket 3 can drive the support bracket 32 to turn over, so that the oil pipe in the support bracket 32 turns over and falls on the side bracket 4 of the descending position, and the oil pipe rolls along the side bracket 4 to the temporary storage position of the oil pipe conveyor belt or the oil pipe support. Of course, the side brackets 4 can also be swung from a lowered position to a raised position, so that the tubing at a predetermined position on the tubing conveyor or tubing rack is moved onto the side brackets 4 and the tubing is rolled along the side brackets 4 into the laterally turned support brackets 32, after which the support brackets 32 are aligned.

In implementation, under the condition that the supporting bracket 32 is ensured to be communicated with the rotating shaft end of the side bracket 4 after being turned on one side, the sizes of the supporting bracket 32 and the supporting bracket can be just matched with the oil pipe. However, in practical implementation, due to the influence of other factors, the positions of the support bracket 32 and the side bracket 4 have a certain deviation, so that the distance between the support bracket 32 and the rotating shaft end of the side bracket 4 is relatively long after the support bracket 32 is turned over, and in such a case, the sizes of the support bracket 32 and the support bracket can be set to be larger than the size of the oil pipe, so as to ensure that the support bracket is communicated with the rotating shaft end of the side bracket 4 after the support bracket 32 is turned over.

Referring to fig. 1 to 5, as an embodiment of the wellhead tubing transfer device provided in the present application, the main carrier 3 includes:

the sliding frame 31 is rotatably connected with the lifting swing arm 2, the rotating axis of the sliding frame is parallel to the axial direction of the lifting swing arm 2, the sliding frame is provided with a telescopic groove which is axially arranged along the lifting swing arm 2, and the support bracket 32 is slidably arranged along the telescopic groove;

a receiving telescopic unit 33 positioned at the bottom of the telescopic slot and arranged between the sliding frame 31 and the support bracket 32; and

and a rollover telescopic unit 34, which is arranged on the lifting swing arm 2, is connected with one side of the sliding frame 31 and is suitable for pushing one side of the sliding frame 31 to enable the support bracket 32 to rollover to the side bracket 4.

In this embodiment, the sliding frame 31 has a substantially V-shaped cross section, and a telescopic slot is formed in the middle. The support bracket 32 can be slidably mounted on the telescopic slot by means of a slide rail, a slide groove, or the like. The receiving telescopic unit 33 is a hydraulic cylinder and is arranged along the bottom of the telescopic slot, one end of the receiving telescopic unit is fixed with the sliding frame 31, and the other end of the receiving telescopic unit is fixed with the support bracket 32, so that the support bracket 32 is driven to extend out or retract from the lifting end of the lifting swing arm 2.

The middle position of the bottom of the sliding frame 31 is rotatably installed on the lifting swing arm 2 through a long rotating shaft, one side of the sliding frame 31 is provided with a side bracket 4, the other side of the sliding frame 31 is provided with a side turning telescopic unit 34, and the sliding frame 31 is pushed to turn to the side bracket 4 through the side turning telescopic unit 34. The roll-over telescopic unit 34 may employ a hydraulic cylinder.

Referring to fig. 4 and 5, as a specific embodiment of the wellhead tubing transfer device provided in the present application, the number of the side brackets 4 is two, and the side brackets are respectively disposed on two sides of the rack 1;

the main bracket 3 is adapted to be respectively turned to both sides and aligned back, so that the support bracket 32 is respectively turned to both sides and aligned back; the support bracket 32 is turned to either side and then connected to the pivot end of the side bracket 4 on that side.

In this embodiment, the oil pipe in the support bracket 32 can be selectively turned out to the proper side bracket 4 according to the actual situation; it is also convenient to feed the oil from either side of the frame 1 oil through the two side brackets 4 to the support bracket 32.

Referring to fig. 1 to 5, as an embodiment of the wellhead tubing receiving and delivering device provided by the present application, a U-shaped support 21 is disposed below the lifting swing arm 2, two side-turning telescopic units 34 are disposed in the U-shaped support 21, and the two side-turning telescopic units 34 are respectively connected to two sides of the main bracket 3 to push the main bracket 3 to turn and return to the right side.

In this embodiment, when the vehicle is used, one of the roll-over telescopic units 34 extends and the other roll-over telescopic unit 34 contracts to control the roll-over direction of the main bracket 3.

In a specific implementation, two side-turning telescopic units 34 are respectively connected with two sides of the sliding frame 31 to push the main bracket 3 to turn over and return to the two sides.

Referring to fig. 4 and 5, as a specific embodiment of the wellhead tubing transfer device provided by the present application, the free end of the side bracket 4 is provided with an upward-bent hook 45, and the hook 45 is adapted to hook a tubing at a predetermined position onto the side bracket 4 during the process of swinging the side bracket 4 to the raised position.

In a specific embodiment, a hook 45 is provided on the free end of the side bracket 4 in an upwardly projecting manner.

Referring to fig. 1 to 5, as a specific embodiment of the wellhead tubing transfer device provided in the present application, the side bracket 4 includes at least two side swing arms 42, each side swing arm 42 is synchronously rotated and disposed on the same side of the frame 1, and the hook 45 is disposed at the free end of the side swing arm 42.

In this embodiment, at least two side swing arms 42 are adopted as the side bracket 4, so that the structure is simple, and the oil pipe can be stably supported.

Referring to fig. 1, 4 and 5, as an embodiment of the wellhead tubing transfer device provided in the present application, the side bracket 4 further includes:

the side rotating shaft 41 is rotatably arranged at one side of the frame 1, each side swing arm 42 is fixed on the side rotating shaft 41, and the side rotating shaft 41 is also provided with a radial rod 43; and

and a side frame telescopic unit 44 disposed between the frame 1 and the radial rod 43 to drive the side rotary shaft 41 to rotate.

In this embodiment, the side frame telescopic unit 44 is adopted to push the radial rod 43 to drive the side rotating shaft 41 to drive the side swing arm 42 to rotate, so that the structure is simple and the bearing capacity is strong.

In specific implementation, the side brackets 4 on both sides of the frame 1 can adopt the structure. The side frame telescopic units 44 may employ hydraulic cylinders.

Referring to fig. 1 to 5, as an embodiment of the wellhead tubing pick-up device provided by the present application, the bearing groove is axially disposed along the lifting swing arm 2, and one end of the bearing groove in the same direction as the lifting end of the lifting swing arm 2 is open and adapted to receive tubing, and the other end is provided with a tubing limiting structure 324.

In this embodiment, after the supporting bracket 32 is extended, the open end of the supporting bracket is more convenient for the oil pipe to enter, and the oil pipe limiting structure 324 is arranged on the other side of the supporting groove, so that the oil pipe can be limited in the supporting groove.

In a specific implementation, the support bracket 32 has a substantially V-shaped cross section and is slidably inserted into a telescopic slot of the sliding rack 31, specifically, the sliding can be implemented by a sliding rail, a sliding chute, or the like.

Referring to fig. 1-5, as an embodiment of the wellhead tubing transfer device provided by the present application, a support bracket 32 includes:

the collet 321 is arranged along the axial direction of the main bracket 3 and is in sliding connection with the main bracket 3, the collet 321 is provided with a bracket along the axial direction of the lifting swing arm 2, one end of the bracket, which is in the same direction with the lifting end of the lifting swing arm 2, is open, and the other end is closed to form an oil pipe limiting structure 324; and

at least two groups of side bars 322 are distributed along the axial direction of the bottom support 321, each group of side bars 322 comprises two V-shaped side bars 322 respectively arranged on two side walls of the support groove, each group of side bars 322 surrounds to form an extension space with the bottom communicated with the support groove and the top opened, and the support groove and the extension space form a support groove;

the shoe 321 is also provided with a V-shaped guide 323, the V-shaped guide 323 being located at the open end of the shoe 321 and adapted to guide the oil tube to the open end of the bracket.

In the embodiment, the support groove is formed by the bottom support 321 and the side rods 322, so that the weight is light, and the stability of the whole machine can be improved. When the support bracket 32 is turned on its side, the side rods 322 are connected to the rotating shaft ends of the side brackets 4, so that the support brackets are communicated with the rotating shaft ends of the side brackets 4, and the oil pipe can roll from the support grooves to the side brackets 4 or from the side brackets 4 to the support grooves.

When the oil pipe falls on the V-shaped guide rod 323, the oil pipe can automatically slide into the open end of the bracket, so that the oil pipe can be limited by the oil pipe limiting structure 324 at the other end of the bracket, and the use is more convenient.

Referring to fig. 1 to 5, as a specific embodiment of the wellhead tubing receiving and delivering device provided in the present application, a lifting telescopic unit 22 is further disposed on the frame 1, and the lifting telescopic unit 22 is supported below the lifting end of the lifting swing arm 2.

In this embodiment, the lifting telescopic unit 22 may adopt a hydraulic cylinder, and the lifting end of the lifting swing arm 2 is lifted by the telescopic operation of the lifting telescopic unit 22.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. Well head oil pipe meets and send device, its characterized in that includes:

a frame;

the main bracket can be laterally turned on the lifting swing arm and is provided with a supporting bracket, the supporting bracket axially slides along the lifting swing arm and is suitable for extending out or retracting from the lifting end of the lifting swing arm, and the main bracket is suitable for laterally turning and aligning so as to enable the supporting bracket to laterally turn and align; and

in the process of putting the oil pipe down from a wellhead, the side bracket is located at a descending position, and the oil pipe turned out at the side of the bearing frame rolls down to a temporary storage position along the side bracket.

2. The wellhead tubing pick-up of claim 1, wherein the main carrier comprises:

3. The wellhead tubing transfer device according to claim 1, wherein the number of the side brackets is two, and the side brackets are respectively arranged on two sides of the rack;

the main bracket is suitable for being respectively turned to two sides and aligned back, so that the supporting bracket is respectively turned to two sides and aligned back; the support bracket is connected with the rotating shaft end of the side bracket on any side after being turned to the side.

4. The wellhead tubing transfer device according to claim 3, wherein a U-shaped support is arranged below the lifting swing arm, two side-turning telescopic units are arranged in the U-shaped support, and the two side-turning telescopic units are respectively connected with two sides of the main bracket so as to push the main bracket to turn over and return to two sides.

5. A wellhead tubing pick-up device as claimed in any of claims 1 to 4, wherein the free end of the side bracket is provided with an upwardly curved hook adapted to hook a predetermined position of tubing to the side bracket during swinging up to the raised position on the side bracket.

6. The wellhead tubing pick-up and delivery device of claim 5, wherein said side bracket comprises at least two side swing arms, each of said side swing arms being synchronously rotatable on a same side of said housing, said hook portion being disposed at a free end of said side swing arm.

7. The wellhead tubing transfer device of claim 6, wherein said side carrier further comprises:

8. The wellhead tubing transfer device according to claim 1, wherein the support bracket is axially arranged along the lifting swing arm, one end of the support bracket, which is in the same direction with the lifting end of the lifting swing arm, is open and is suitable for receiving tubing, and the other end of the support bracket is provided with a tubing limit structure.

9. The wellhead tubing pick-up of claim 8, wherein the support bracket comprises:

the collet is further provided with a V-shaped guide rod which is located at the open end of the collet and is adapted to guide an oil tube to the open end of the bracket.

10. The wellhead tubing transfer device according to claim 1, wherein a lifting telescoping unit is further provided on the frame, the lifting telescoping unit being supported below the lifting end of the lifting swing arm.