CN209195295U - A wellhead environment-friendly operating platform for oilfield operations - Google Patents

Abstract

The utility model discloses an oil field operation construction well head environmental protection operation panel, a serial communication port, include: the device comprises a lifting support, a wellhead cofferdam box and an operating pedal; the wellhead cofferdam box is sleeved on the lower plane of the wellhead casing flange, and the periphery of the wellhead cofferdam box is connected with the lifting support and used for receiving wellhead liquid return fluid; the operation pedal is fixed in the wellhead cofferdam box in a hanging mode and used for supporting operation personnel to conduct construction operation. The problems that the existing supporting facilities for oil field well repairing operation construction are poor in working conditions of operators and damage to well field environment and the like are solved.

Description

A wellhead environment-friendly operating platform for oilfield operations

technical field

The utility model relates to the technical field of oil field workover operation construction, in particular to a wellhead operating platform for oil field workover operation construction.

Background technique

Oilfield workover operation construction is one of the important tasks to ensure oilfield production and development. During the construction of tripping rod string, the liquid in the well will flow out from the wellhead to form overflow. A set of safety and environmental protection automation equipment for the wellhead currently used for workover is imported for more than 10 million yuan, and a set of semi-automated equipment produced in China is also nearly 1 million yuan. Not only is the price expensive, but the site must be large and flat; commonly used The simple operation table has no environmental protection function, and it is difficult to adjust the height and level. When the wellhead reverses the liquid flow, the wellhead operators stand at the muddy wellhead to work. When the wellhead is low-lying or uneven, the employees need to stand in the dirty oily sewage. It pollutes the well site and the surrounding environment, and has great potential safety hazards, and affects the health of employees.

SUMMARY OF THE INVENTION

In view of this, the utility model provides an environment-friendly wellhead operating platform for oil field operation and construction; it solves the problems of poor working conditions for operators and damage to the well site environment due to imperfect supporting facilities for workover and construction in existing oil fields.

In order to achieve the purpose of the above invention, the wellhead environment-friendly operating platform for oilfield operation construction includes:

Lifting support, wellhead cofferdam box and operating pedal;

The wellhead cofferdam box sleeve is placed on the lower plane of the wellhead casing flange, and its periphery is connected with the lifting bracket for receiving the wellhead anti-liquid fluid;

The operating pedal is suspended and fixed in the wellhead cofferdam box, and is used to support operators to carry out construction operations.

Preferably, the wellhead cofferdam box is made of soft material.

Preferably, the wellhead cofferdam box has a sleeve structure and a discharge pipe;

The sleeve structure is used to socket the wellhead casing flange;

The discharge pipe is used to discharge the wellhead anti-liquid fluid.

Preferably, the side of the sleeve structure has a flexible shroud;

The flexible shroud is wound and lapped on the short connection of the ground casing at the wellhead and the casing process, and is used for sealing and fixing between the casing structure and the operating wellhead.

Preferably, the lifting support includes several lifting columns;

The wellhead cofferdam box is horizontally stretched and fixed around the wellhead casing flange through the lifting column.

Preferably, the lifting bracket further includes several horizontal connectors;

The horizontal connecting piece is used for connecting and fixing the operating pedal.

Preferably, there is an insert on the lifting column;

The insert is used for the connection of the horizontal connector.

Preferably, there are several hooks on the operating pedal;

The hook is hooked on the horizontal connecting piece for horizontal fixing of the operating pedal.

Preferably, the surface of the operating pedal has an oil leakage hole;

The oil leakage hole is used for the wellhead anti-fluid fluid falling on the surface to fall into the wellhead cofferdam box.

Preferably, there are several binding ropes around the wellhead cofferdam box;

The tie rope is tied to the horizontal connector for fixed connection of the wellhead cofferdam box.

Preferably, the hook has a telescopic structure;

The telescopic structure is used for adjusting the suspended height of the operating pedal.

The utility model has the following beneficial effects:

The utility model provides an environment-friendly operating console for the wellhead of the oil field operation. The console can basically collect the anti-liquid fluid at the wellhead in the wellhead cofferdam box, and has good environmental protection effect; the operator does not need to stand in the muddy puddle at the wellhead for construction. It has greatly improved the operating conditions of employees and eliminated potential safety hazards; the structural design of the operating platform is simple and reasonable, and the floor area only needs to be 4.2 square meters. The installation and application can be completed within 5 minutes, and the wellhead overflow parts can be connected to the wellhead 360° sealed installation, effectively improving work efficiency.

Description of drawings

Through the following description of the embodiments of the utility model with reference to the accompanying drawings, the above-mentioned and other purposes, features and advantages of the utility model are more clear, in the accompanying drawings:

Fig. 1 is a schematic structural view of an oilfield operation construction wellhead environmental protection operation platform according to an embodiment of the utility model;

Fig. 2 is a structural schematic diagram of the lifting column of the utility model embodiment;

Fig. 3 is the structural representation of the wellhead cofferdam box of the utility model embodiment;

Fig. 4 is a schematic structural view of the operating pedal of the embodiment of the present invention.

Detailed ways

The following describes the present invention based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present utility model, some specific details are described in detail. However, those skilled in the art can also fully understand the utility model for the parts that are not described in detail.

In addition, those of ordinary skill in the art should understand that the provided drawings are only for illustrating the purpose, features and advantages of the present utility model, and the drawings are not actually drawn to scale.

At the same time, unless the context clearly requires, the words "include", "include" and other similar words in the entire specification and claims should be interpreted as an inclusive meaning rather than an exclusive or exhaustive meaning; that is, "include but not limited to the meaning of ".

Fig. 1 is a schematic structural view of the wellhead environment-friendly console for oil field operation and construction according to an embodiment of the utility model; as shown in Fig. 1: a wellhead environment-friendly console for oilfield operation and construction, including a lifting support, a wellhead cofferdam box 13 and an operating pedal 5; The wellhead cofferdam box 13 is set on the lower plane of the wellhead casing flange, and its surroundings are connected on the lifting bracket. The wellhead cofferdam box 13 is used to receive the wellhead anti-liquid fluid; the operating pedal 8 is suspended and fixed in the wellhead cofferdam box 13. The function is to support the workers to carry out construction operations.

Further, the wellhead cofferdam box 13 is made of soft material. The soft material can be made of rubber material or other types of tarpaulin.

In Fig. 1 and Fig. 3, the wellhead cofferdam box 13 has a sleeve structure and a discharge pipe, the sleeve structure is used to sleeve the wellhead casing flange, and the discharge pipe is used to discharge the wellhead anti-liquid fluid.

The side of the sleeve structure has a flexible cloth, and the flexible cloth is wound and lapped on the wellhead ground casing short connection and the casing process, and is used for sealing and fixing between the sleeve structure and the operating wellhead.

In Fig. 1 and Fig. 2, the lifting support includes four lifting columns 10; the wellhead cofferdam box 13 is horizontally stretched and fixed around the flange of the wellhead casing through the lifting columns 10, and the height is adjusted through the lifting columns 10.

The bottom of lifting column 10 has anti-skid base 9, and anti-skid base 9 is fixedly connected with lifting column 10 by bearing pin 8;

The wellhead cofferdam box 13 is fixedly connected with the lifting column 10 through the anti-off retaining spring 11 .

The lifting bracket also includes several horizontal connectors, specifically the horizontal connectors include four cofferdam pipes 2 and two suspended pedal pipes 3, the two ends of the suspended pedal pipes 3 have first hooks 1, and the suspended pedal pipes 3 pass through the first hooks 1 Hooked between two opposite cofferdam pipes 2, the cofferdam pipe 2 and the suspended pedal pipe 3 are used for connecting and fixing the operating pedal 5.

Further, the length of the first hook 1 can be adjusted, so as to facilitate the adjustment of the suspended height of the suspended pedal tube 3 .

There is a plug-in on the lifting column 10, and the plug-in is used for the connection of the horizontal connector. The plug-ins are divided into a first plug-in 6 and a second plug-in 12, the first plug-in 6 and the second plug-in 12 are plugged with the cofferdam pipe 2 respectively, and the first plug-in 6, the second plug-in 12 and the cofferdam pipe 2 are plugged together to form a closed frame .

In Fig. 1 and Fig. 3, there are two second hooks 4 and two third hooks 14 on the operating pedal 5; the second hook 4 is hooked on the suspended pedal pipe 3, and the third hook 14 is hooked on the cofferdam pipe 2, the operating pedal 5 is suspended and fixed in the wellhead cofferdam box 13 through the second hook 4 and the third hook 14.

Further, the length of the third hook 14 and the second hook 4 can be adjusted to facilitate the adjustment of the suspended height of the operating pedal 5 .

The surface of the operating pedal has an oil leakage hole, and the oil leakage hole is used for the wellhead anti-liquid fluid falling on the surface to drop in the wellhead cofferdam box 13 .

In Fig. 1 and Fig. 4, there are several binding ropes around the wellhead cofferdam box 13, and the binding ropes are tied to the pedal pipe 3 for further fixed connection of the wellhead cofferdam box 13.

Specifically, in conjunction with Figures 1-4, the assembly and use of the wellhead environmental protection console for oilfield operation construction of the utility model will be further explained:

The first plug-in 6 and the second plug-in 12 that are connected on the four lifting columns 10 are plugged with the cofferdam pipe 2 respectively, and the central rod 7 on the lifting column 10 is used to adjust the height after connecting the wellhead as the center to form a square.

Set the sleeve structure of the wellhead cofferdam box 13 on the lower plane of the wellhead casing flange, and use the flexible cloth on both sides of the sleeve structure to wrap and overlap the wellhead ground casing short connection and the casing process to realize the wellhead cofferdam The box 13 is sealed and connected with the wellhead, and the sewage liquid flow can flow into the wellhead cofferdam box 13 in the well during operation.

Then the peripheral tying rope of the wellhead cofferdam box 13 is fastened on the cofferdam pipe 2, and the suspended pedal pipe 3 is lapped between the two opposite cofferdam pipes 2 through the first hooks 1 at its two ends; The two second hooks 4 of the pedal 5 are hooked on the suspended pedal pipe 3, and the two third hooks 14 are hooked on the cofferdam pipe 2 to complete the installation of the utility model.

The wellhead operator can stand on the suspended pedal 5 for operation and construction, which effectively prevents the operator from standing in the well fluid overflowing in the well for operation and construction. The dirty oil and sewage collected in the wellhead cofferdam box 13 can be sucked away by the environmental protection self-priming tank equipped on the well site or pumped into the working wellhead tubing process with a cement truck and enter the metering room and oil storage equipment.

The above-mentioned embodiment is only to express the embodiment of the utility model, and its description is relatively specific and detailed, but it should not be understood as limiting the patent scope of the utility model. It should be pointed out that those skilled in the art can make several modifications, equivalent replacements, improvements, etc. without departing from the concept of the utility model, all of which belong to the protection scope of the utility model. Therefore, the scope of protection of the utility model patent should be based on the appended claims.

Claims (10)

1. An oilfield operation construction wellhead environmental protection operation platform, characterized in that it includes: Lifting support, wellhead cofferdam box and operating pedal; The wellhead cofferdam box sleeve is placed on the lower plane of the wellhead casing flange, and its periphery is connected with the lifting bracket for receiving the wellhead anti-liquid fluid; The operating pedal is suspended and fixed in the wellhead cofferdam box, and is used to support operators to carry out construction operations. 2. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 1, characterized in that: The wellhead cofferdam box is made of soft material. 3. A wellhead environment-friendly operating platform for oilfield operation construction according to claim 2, characterized in that: The wellhead cofferdam box has a sleeve structure and a discharge pipe; The sleeve structure is used to socket the wellhead casing flange; The discharge pipe is used to discharge the wellhead anti-liquid fluid. 4. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 3, characterized in that: The side of the sleeve structure has a flexible cloth; The flexible shroud is wound and lapped on the short connection of the ground casing at the wellhead and the casing process, and is used for sealing and fixing between the casing structure and the operating wellhead. 5. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 2, characterized in that: The lifting bracket includes several lifting columns; The wellhead cofferdam box is horizontally stretched and fixed around the wellhead casing flange through the lifting column. 6. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 5, characterized in that: The lifting bracket also includes several horizontal connectors; The horizontal connecting piece is used for connecting and fixing the operating pedal. 7. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 6, characterized in that: There is a plug-in on the lifting column; The insert is used for the connection of the horizontal connector. 8. A wellhead environment-friendly operating platform for oilfield operation and construction according to claim 6, characterized in that: There are several hooks on the operating pedal; The hook is hooked on the horizontal connecting piece for horizontal fixing of the operating pedal. 9. According to any one of claims 1-8, a wellhead environment-friendly operating platform for oilfield operation construction, characterized in that: The surface of the operating pedal has an oil leakage hole; The oil leakage hole is used for the wellhead anti-fluid fluid falling on the surface to fall into the wellhead cofferdam box. 10. According to any one of claims 6-8, a wellhead environment-friendly operating platform for oilfield operation construction, characterized in that: There are several binding ropes around the wellhead cofferdam box; The tie rope is tied to the horizontal connector for fixed connection of the wellhead cofferdam box.