CN219299272U

CN219299272U - Portable casing head

Info

Publication number: CN219299272U
Application number: CN202223447219.5U
Authority: CN
Inventors: 黄金干; 施培军
Original assignee: Yancheng Shenhua Machinery Manufacturing Co ltd
Current assignee: Yancheng Shenhua Machinery Manufacturing Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-07-04
Anticipated expiration: 2032-12-22

Abstract

The utility model relates to the field of casing heads, and particularly discloses a portable casing head which comprises an upper connecting pipe, a hanging ring and a lower connecting pipe, wherein mounting plates are welded at the front end and the rear end of the upper connecting pipe, vertical rods are arranged on the inner sides of the mounting plates, transverse connecting rods are welded above the inner sides of the vertical rods, two vertical rods are arranged, and the lower connecting pipe is fixedly arranged at the bottom end of the upper connecting pipe, so that the portable casing head has the beneficial effects that: through the setting of rings, can make things convenient for the casing head to hoist, the casing head is in the use, and after operating personnel installs the pole setting in the mounting panel, the reinforcement back of rethread bolt just can be connected rings and casing head once, and operating personnel passes rings with the lifting hook that hoist machine is connected this moment to link together the back with rings, just can link together hoist machine and casing head, just make the casing head at hoist in-process, more portable, make things convenient for the casing head to remove.

Description

Portable casing head

Technical Field

The utility model relates to the field of casing heads, in particular to a portable casing head.

Background

The casing head is used for fixing the wellhead of a drilling well, connecting a wellhead casing string, supporting the gravity of a technical casing and an oil layer casing, sealing an annular space between each layer of pipes, providing transitional connection for installing a blowout preventer and a tubing head and a christmas tree, and carrying out construction operations such as slurry supplementing, monitoring, balance liquid filling and the like through two side ports on the casing head body.

The casing head comprises a body, a first through hole embedded in the production casing is formed in the middle of the body, the body is divided into a smooth section and a threaded section which are connected with each other, the first through hole penetrates through the smooth section and the threaded section, and external threads used for being in threaded connection with the surface casing are arranged on the outer side of the threaded section. The screw thread section of the body is provided with external threads, the inner side of the surface sleeve is provided with internal threads, and the external threads are matched with the internal threads; firstly, screwing the body to enable the external threads of the thread sections of the body to be matched with the internal threads on the inner side of the surface layer sleeve, and then placing the production sleeve into the first through hole, wherein the body is connected with the surface layer sleeve through threads, so that welding and cutting operations are not needed, the damage to the metallographic structure of the surface layer sleeve is avoided, and the strength of the surface layer sleeve is effectively improved; during installation, the body is screwed into the surface sleeve, so that the installation time is short, the process is simple, the labor intensity of constructors is reduced, and the production efficiency is improved.

The device mainly comprises smooth section, screw thread section and side ear, and when the device was in the use, when needs were in the same place with the well head, because the whole weight of device is great, just need operating personnel to utilize the lifting machine to hoist and mount the device and place well head top to place together with the well head, just can make things convenient for the device to carry out subsequent installation, but in the hoist and mount in-process, because the device outside does not set up lifting hook connection structure, just lead to operating personnel to need to tie up hawser and device together earlier, then link together hawser and lifting hook, just can hoist and mount work, in actual hoist and mount in-process, not only comparatively troublesome, also there is the cable to drop's possibility simultaneously, for this reason, we propose a portable casing head.

Disclosure of Invention

The present utility model is directed to a portable casing head, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a portable casing head, portable casing head includes connecting pipe, rings and lower connecting pipe, the front and back both ends of going up the connecting pipe all weld the mounting panel, and the inboard of mounting panel is provided with the pole setting, the inboard top welding of pole setting has transverse connection pole, rings welding is in transverse connection pole's top middle part, and transverse connection pole's section overlook for the rectangle, the pole setting is provided with two, connecting pipe fixed mounting is in the bottom of last connecting pipe down.

Preferably, the connector is fixedly arranged above the outer side of the upper connecting pipe, and the connectors are provided with four connectors.

Preferably, the outside of connector is provided with handheld subassembly, and handheld subassembly is provided with two.

Preferably, the handheld assembly comprises an assembling sleeve and a handle, and the handle is fixed on one side of the assembling sleeve far away from the center of the upper connecting pipe.

Preferably, the handheld component further comprises a plug and a lifting ring, the plug penetrates through the interior of the assembly sleeve, and the lifting ring is connected to the top end of the plug.

Preferably, the cross section of the plug is round, and the plug is integrally connected with the lifting ring.

Preferably, a protective sleeve is bonded on the outer side of the handle for increasing friction force on the surface of the handle.

Preferably, the mounting plate is connected with the vertical rod in a clamping way, and the section of the vertical rod is regarded as rectangular.

Compared with the prior art, the utility model has the beneficial effects that: through the arrangement of the lifting rings, the casing head can be conveniently lifted, after an operator installs the vertical rod into the mounting plate in the using process of the casing head, the lifting rings and the casing head can be connected once after being reinforced by bolts, at the moment, the operator passes through the lifting rings through the lifting hooks connected with the lifting machine and is connected with the lifting rings, and then the lifting machine and the casing head can be connected together, so that the casing head is more portable in the lifting process, and the casing head can be conveniently moved;

1. after the assembling sleeve is completely sleeved on the outer side of the connector by an operator, the handle and the connector can be connected together after the plug is penetrated through the plug from the hole above the assembling sleeve, at the moment, the handle can be changed to increase the handheld area of the connector, and when the handle is held by the operator, the sleeve head can be conveniently installed;

2. the casing head mainly comprises the upper connecting pipe, the lower connecting pipe, the connecting head and other parts, when the vertical rod is clamped into the mounting plate and is reinforced by the bolts, the vertical rod and the upper connecting pipe can be connected together, the hanging ring can be connected with the casing head, at the moment, when the casing head is hoisted by using the hoisting machine, an operator only needs to pass the hanging hook connected with the hoisting machine through the hanging ring and connect the hanging ring with the hanging ring, and then the casing head can be directly hoisted, so that the phenomenon that a cable is needed to be used for fixing is avoided, the casing head is more convenient, and the phenomenon that the cable falls off is avoided.

Drawings

FIG. 1 is a schematic elevational view of a portable casing head according to the present utility model;

FIG. 2 is an enlarged schematic view of the casing head of FIG. 1 according to one embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of an assembly sleeve and plug of a portable casing head according to the present utility model;

fig. 4 is a schematic perspective view of a transverse connecting rod and a hanging ring of a portable casing head according to the present utility model.

In the figure: 1. an upper connecting pipe; 2. a mounting plate; 3. a vertical rod; 4. a transverse connecting rod; 5. a hanging ring; 6. a lower connecting pipe; 7. a connector; 8. a hand-held assembly; 801. assembling the sleeve; 802. a plug; 803. a pull ring is lifted; 804. a handle; 9. and a protective sleeve.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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 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 will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 and fig. 4, the present utility model provides a technical solution: the utility model provides a portable casing head, portable casing head includes connecting pipe 1, rings 5 and lower connecting pipe 6, the front and back both ends of going up connecting pipe 1 all weld mounting panel 2, and the inboard of mounting panel 2 is provided with pole setting 3, the inboard top welding of pole setting 3 has transverse connection pole 4, rings 5 welding is in the top middle part of transverse connection pole 4, and transverse connection pole 4's section is the rectangle just, pole setting 3 is provided with two, connecting pipe 6 fixed mounting is in last connecting pipe 1's bottom down, mounting panel 2 and pole setting 3 block are connected, and pole setting 3's section is just regarded as the rectangle, the inside of mounting panel 2 has been seted up with pole setting 3 corresponding inside groove, be the block between inside groove and the pole setting 3 and be connected for the block, the casing head mainly comprises connecting pipe 1, lower connecting pipe 6 and connector 7 etc. parts, after pole setting 3 block advances mounting panel 2 and consolidate the back through the bolt, just can link together pole setting 3 and last connecting pipe 1, rings 5 just can link together with the head link together, when utilizing the quick-witted when carrying on, operating personnel only need pass rings 5 with the hoist and mount that hoist and mount is connected, hoist and mount 5 and just need be connected with hoist and mount, just can carry out the direct life-span, can be avoided the life-span to be the cable 3, the life-span is more stable, can be more stable, the life, can be realized by the connecting wire rope is more stable, and can be realized by the connecting plate 3, and can also has the life performance, and can be used by the life bridge, and can be realized by the opposite to the connecting wire, and can be used to realize the life, and can be stable.

Referring to fig. 2 and 3, a connector 7 is fixedly installed above the outer side of the upper connecting pipe 1, four connectors 7 are provided, a handheld assembly 8 is provided on the outer side of the connector 7, two handheld assemblies 8 are provided, each handheld assembly 8 comprises an assembly sleeve 801 and a handle 804, one side of the assembly sleeve 801 far away from the center of the upper connecting pipe 1 is fixedly provided with the handle 804, each handheld assembly 8 further comprises a plug 802 and a lifting ring 803, the plug 802 penetrates through the interior of the assembly sleeve 801, the top end of the plug 802 is connected with the lifting ring 803, the cross section of the plug 802 is round, the plug 802 is integrally connected with the lifting ring 803, a protective sleeve 9 is adhered to the outer side of the handle 804 for increasing the friction force of the surface of the handle 804, an operator generally needs to install the sleeve head and the wellhead by holding the connector 7 under the action of the crane, after the operator completely sleeves the assembly sleeve 801 on the outer side of the connector 7, the plug 802 is completely sleeved with the plug 801, the plug 802 can be connected with the handle 804 together through a hole on the upper side of the connector 801, and the sleeve 804 can be conveniently installed by the operator when the operator holds the sleeve 804.

Working principle: in actual use, firstly, according to the illustration of fig. 1 and 4, the casing head is mainly composed of parts such as an upper connecting pipe 1, a lower connecting pipe 6 and a connector 7, the existing casing head is placed above a wellhead under the action of a lifting machine, an operator generally needs to hold the position of the connector 7 to finish the installation of the casing head and the wellhead, when the casing head needs to be installed together with the wellhead, the operator passes through a lifting ring 5 and connects the lifting ring 5 with a lifting hook connected by the lifting machine, the casing head can be driven to move by operating the lifting machine, after the casing head is moved to the position right above the wellhead, the bolt penetrated in a mounting plate 2 is completely rotated out by utilizing a tool, at this moment, the vertical rod 3 and the mounting plate 2 are in a separable state, the operator holds the vertical rod 3 and the mounting plate 2 upwards again, the lifting structure composed of the vertical rod 3, the transverse connecting rod 4 and the lifting ring 5 is detached, then according to the illustration of fig. 2 and 3, the handle 804 is rotated by a certain angle, the lower connecting pipe 6 and the wellhead are installed together, the connector 802 is held by the operator, the connector 802 is completely, the connector is completely detached from the lifting ring 7 is pulled upwards by the handle, and the connector 801 is detached from the connector 801 until the connector is completely pulled to be detached by the handle, and the connector 801 is completely pulled to be detached from the mounting plate, and the connector is completely is detached from the connector 801.

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

1. A portable casing head, characterized by: the portable casing head comprises an upper connecting pipe (1), a lifting ring (5) and a lower connecting pipe (6), wherein the front end and the rear end of the upper connecting pipe (1) are both welded with a mounting plate (2), the inner side of the mounting plate (2) is provided with a vertical rod (3), a transverse connecting rod (4) is welded above the inner side of the vertical rod (3), the lifting ring (5) is welded at the middle part of the top end of the transverse connecting rod (4), the section of the transverse connecting rod (4) is overlooked into a rectangle, the vertical rod (3) is provided with two sections, and the lower connecting pipe (6) is fixedly arranged at the bottom end of the upper connecting pipe (1).

2. A portable casing head according to claim 1, wherein: the upper connecting pipe (1) is fixedly arranged above the outer side, and the connectors (7) are provided with four connectors.

3. A portable casing head according to claim 2, wherein: the outside of connector (7) is provided with handheld subassembly (8), and handheld subassembly (8) are provided with two.

4. A portable casing head according to claim 3, wherein: the handheld assembly (8) comprises an assembly sleeve (801) and a handle (804), and the handle (804) is fixed on one side of the assembly sleeve (801) far away from the center of the upper connecting pipe (1).

5. A portable casing head according to claim 4, wherein: the handheld assembly (8) further comprises a plug (802) and a lifting ring (803), the plug (802) penetrates through the interior of the assembly sleeve (801), and the lifting ring (803) is connected to the top end of the plug (802).

6. A portable casing head according to claim 5, wherein: the cross section of the plug (802) is round, and the plug (802) is integrally connected with the lifting ring (803).

7. A portable casing head according to claim 4, wherein: the outer side of the handle (804) is adhered with a protective sleeve (9) for increasing the friction force of the surface of the handle (804).

8. A portable casing head according to claim 1, wherein: the mounting plate (2) is connected with the vertical rod (3) in a clamping mode, and the section of the vertical rod (3) is rectangular.