CN219431806U

CN219431806U - Blowout prevention box for petroleum exploitation

Info

Publication number: CN219431806U
Application number: CN202223401289.7U
Authority: CN
Inventors: 朱小林; 郭流洋
Original assignee: Shaanxi Wanlin Machinery Equipment Manufacturing Co ltd
Current assignee: Shaanxi Wanlin Machinery Equipment Manufacturing Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-07-28
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses a blowout prevention box for petroleum exploitation, which comprises a device cylinder, a buffer box and a temporary storage box, wherein the device cylinder is communicated with the buffer box through a first conveying pipe, the buffer box is communicated with the temporary storage box through a second conveying pipe, the device cylinder is connected to the ground through a fixing device, a jacking device is fixedly connected to the inner wall of the device cylinder, a fixing frame is fixedly connected to the inner wall of the buffer box, a device column is fixedly connected to the fixing frame, a device groove is formed in the lower end of the device column in a penetrating mode, and an alarm device is fixedly connected to the inner wall of the device groove. The utility model has reasonable structural design and has the advantages of timely buffering blowout pressure and timely warning personnel.

Description

Blowout prevention box for petroleum exploitation

Technical Field

The utility model relates to the technical field of oil exploitation, in particular to a blowout prevention box for oil exploitation.

Background

Petroleum extraction refers to the act of excavating and extracting petroleum where it is stored. In the process of petroleum exploitation, oil gas flows into the bottom of a well from the reservoir and rises to the wellhead from the bottom of the well, the petroleum is a fluid mineral deeply buried underground, initially, oily liquid mineral generated in nature is called petroleum, combustible gas is called natural gas, solid combustible oil mineral is called asphalt, as the research on the minerals goes deep, the minerals are recognized to belong to hydrocarbon compounds in composition and are related in cause, so the minerals are collectively called petroleum, and the petroleum is a complex mixture comprising gaseous, liquid and solid hydrocarbon compounds existing in nature and a small amount of impurities, so the petroleum exploitation also comprises the natural gas exploitation.

Blowout refers to uncontrolled and continuous flow of formation fluids into the wellbore, out of the surface, or into other low pressure horizons.

In the prior art, oil test production is carried out after oil is found, blowout prevention treatment is generally needed at an oil test production port, the existing oil test production port is generally directly sealed, and once the pressure exceeds the maximum value, explosion is likely to occur, and based on the problem, an blowout prevention box for oil exploitation is provided.

Disclosure of Invention

The utility model aims to provide a blowout prevention box for petroleum exploitation, which aims to solve the problems in the prior art proposed by the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a blowout prevention box for oil exploitation, includes device section of thick bamboo, buffer tank and temporary storage box, communicate each other through first conveyer pipe between device section of thick bamboo and the buffer tank, communicate each other through the second conveyer pipe between buffer tank and the temporary storage box, the device section of thick bamboo passes through fixing device and connects in ground department, fixedly connected with roof pressure device on the inner wall of device section of thick bamboo, the inner wall department fixedly connected with mount of buffer tank, fixedly connected with device post on the mount, the lower extreme department of device post runs through and is provided with the device groove, fixedly connected with alarm device on the inner wall of device groove.

Preferably, the fixing device comprises a mounting plate fixedly connected to the side wall of the device cylinder, and a fixing bolt is connected to the side wall of the mounting plate in a threaded manner.

Preferably, the jacking device comprises a fixed plate fixedly connected to the inner wall of the device cylinder, a piston rod is slidably connected to the fixed plate, the piston rod is slidably connected to the upper end of the device cylinder and fixedly connected with a tail plate, a spring is sleeved on the side wall of the piston rod, two ends of the spring are respectively elastically connected to the side wall of the fixed plate and the inner top of the device cylinder, and a piston plate is fixedly connected to the lower end of the piston rod.

Preferably, the alarm device comprises a limiting plate fixedly connected to the inner wall of the device groove, a fixing rod is slidably connected to the limiting plate, a floating ball is fixedly connected to the lower end of the fixing rod, a trigger plate is fixedly connected to the upper end of the fixing rod, a control switch is fixedly connected to the inner top of the device groove, an alarm is fixedly connected to the upper end of the device column, and the alarm is electrically connected with the control switch.

Preferably, the first delivery tube is located above the piston plate in communication with the device barrel.

Preferably, the floating ball is positioned at the inner bottom of the buffer tank.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the fixing device, the jacking device and the alarm device are matched with each other, the device is arranged at the test mining port, the piston plate is matched with the existing blowout preventer and the device cylinder in a conventional state to achieve a sealing effect, when the pressure in the port is increased greatly, the piston plate moves upwards in the device cylinder to cause the communication part between the first conveying pipe and the device cylinder to be exposed, if blowout occurs, the ejected oil is conveyed into the buffer tank through the first conveying pipe, the pressure of the device cylinder is relieved at the moment, and when the liquid level in the buffer tank rises, the control switch is triggered through the floating ball and the trigger plate, so that the alarm can directly warn nearby workers to react to the pressure, and the buffer tank is also arranged to store the overflowed oil, so that the workers can process in time.

Drawings

FIG. 1 is a schematic diagram of a blowout prevention box for petroleum exploitation;

FIG. 2 is a cross-sectional view of a device barrel of a blowout prevention box for petroleum exploitation, provided by the utility model;

fig. 3 is a sectional view of a device column of a blowout prevention box for petroleum exploitation.

In the figure: the device comprises a mounting plate 1, a fixing bolt 2, a device cylinder 3, a piston rod 4, a tail plate 5, a first conveying pipe 6, a buffer box 7, a device column 8, an alarm 9, a second conveying pipe 10, a temporary storage box 11, a spring 12, a fixing plate 13, a piston plate 14, a fixing frame 15, a control switch 16, a trigger plate 17, a limiting plate 18, a fixing rod 19 and a floating ball 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a blowout prevention box for petroleum exploitation comprises a device cylinder 3, a buffer box 7 and a temporary storage box 11, wherein the device cylinder 3 and the buffer box 7 are communicated with each other through a first conveying pipe 6, the buffer box 7 and the temporary storage box 11 are communicated with each other through a second conveying pipe 10, the device cylinder 3 is connected to the ground through a fixing device, the fixing device comprises a mounting plate 1 fixedly connected to the side wall of the device cylinder 3, and a fixing bolt 2 is connected to the side wall of the mounting plate 1 through threads.

Wherein, fixedly connected with roof pressure device on the inner wall of device section of thick bamboo 3, roof pressure device includes fixed plate 13 of fixed connection on the inner wall of device section of thick bamboo 3, sliding connection has piston rod 4 on the fixed plate 13, and piston rod 4 sliding connection is in the upper end of device section of thick bamboo 3 and fixedly connected with tailboard 5, and the lateral wall department cover of piston rod 4 is equipped with spring 12, and the both ends of spring 12 are elastic connection respectively in the lateral wall of fixed plate 13 and the interior top department of device section of thick bamboo 3, and the lower extreme department fixedly connected with piston plate 14 of piston rod 4.

Wherein, the inner wall department fixedly connected with mount 15 of buffer tank 7, fixedly connected with device post 8 on the mount 15, the lower extreme department of device post 8 runs through and is provided with the device groove, fixedly connected with alarm device on the inner wall of device groove, alarm device includes limiting plate 18 of fixedly connected with on the device groove inner wall, sliding connection has dead lever 19 on the limiting plate 18, the lower extreme fixedly connected with floater 20 of dead lever 19, floater 20 is located the interior bottom department of buffer tank 7, the upper end fixedly connected with trigger plate 17 of dead lever 19, the interior top department fixedly connected with control switch 16 of device groove, the upper end fixedly connected with siren 9 of device post 8, be connected through the electricity between siren 9 and the control switch 16.

It should be noted that the connection between the first delivery pipe 6 and the device cylinder 3 is located above the piston plate 14.

In the utility model, the device cylinder 3 is arranged at the test mining port and is connected and fixed with the existing blowout preventer material, the mounting plate 1 is matched with a plurality of fixing bolts 2 to only fix the device cylinder 3, not all fixing modes are included, the device cylinder is not regarded as the only fixing mode, when the pressure in the test mining port suddenly increases, the piston plate 14 is ejected, the corresponding spring 12 is deformed, when the communication part of the first conveying pipe 6 and the device cylinder 3 is exposed, if blowout occurs, the ejected oil can be flushed into the buffer box 7, the oil can be accumulated in the buffer box 7, the oil level rises to drive the floating ball 20 to rise, the floating ball 20 drives the trigger plate 17 to rise through the fixing rod 19, when the control switch 16 is touched, the alarm 9 is started, once the alarm 9 sounds, the fact that the blowout has occurred at the test mining port is represented, and when workers are not available, the temporary storage box 11 can temporarily store the overflowed superfluous oil.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a blowout prevention box for oil exploitation, includes device section of thick bamboo (3), buffer tank (7) and temporary storage case (11), its characterized in that, communicate each other through first conveyer pipe (6) between device section of thick bamboo (3) and the buffer tank (7), communicate each other through second conveyer pipe (10) between buffer tank (7) and the temporary storage case (11), device section of thick bamboo (3) are connected in ground department through fixing device, fixedly connected with roof pressure device on the inner wall of device section of thick bamboo (3), the inner wall department fixedly connected with mount (15) of buffer tank (7), fixedly connected with device post (8) on mount (15), the lower extreme department of device post (8) runs through and is provided with the device groove, fixedly connected with alarm device on the inner wall of device groove.

2. The blowout prevention box for petroleum exploitation according to claim 1, wherein the fixing device comprises a mounting plate (1) fixedly connected to the side wall of the device cylinder (3), and a fixing bolt (2) is connected to the side wall of the mounting plate (1) in a threaded manner.

3. The blowout prevention box for petroleum exploitation according to claim 1, wherein the jacking device comprises a fixed plate (13) fixedly connected to the inner wall of the device cylinder (3), a piston rod (4) is slidably connected to the fixed plate (13), the piston rod (4) is slidably connected to the upper end of the device cylinder (3) and fixedly connected to the tail plate (5), a spring (12) is sleeved on the side wall of the piston rod (4), two ends of the spring (12) are respectively elastically connected to the side wall of the fixed plate (13) and the inner top of the device cylinder (3), and a piston plate (14) is fixedly connected to the lower end of the piston rod (4).

4. The blowout prevention box for petroleum exploitation according to claim 1, characterized in that the alarm device comprises a limiting plate (18) fixedly connected to the inner wall of the device groove, a fixing rod (19) is slidingly connected to the limiting plate (18), a floating ball (20) is fixedly connected to the lower end of the fixing rod (19), a trigger plate (17) is fixedly connected to the upper end of the fixing rod (19), a control switch (16) is fixedly connected to the inner top of the device groove, an alarm (9) is fixedly connected to the upper end of the device column (8), and the alarm (9) is electrically connected to the control switch (16).

5. A blowout preventer for oil exploitation according to claim 1, wherein the first transfer pipe (6) is in communication with the device cylinder (3) above the piston plate (14).

6. A blowout prevention box for oil exploitation according to claim 4, characterized in that the float (20) is located at the inner bottom of the buffer tank (7).