Integrated oil and gas wellhead pressure device

Abstract

The utility model discloses an integrated oil and gas wellhead pressure device, which belongs to the technical field of integrated oil and gas wellhead pressure, and is characterized by comprising a device body, four fixing pipes are fixedly connected to the surface of the device body, connecting pipes are arranged on the opposite sides of the four fixing pipes, and the connecting pipes are connected with the device body. The opposite sides of the fixing pipe and the connecting pipe are fixedly connected with a first flange plate and a second flange plate respectively, an adjusting mechanism is arranged between the opposite sides of the first flange plate and the second flange plate, two pressure detection devices are arranged at the top of the device body, and stabilizing mechanisms are arranged on the surfaces of the pressure detection devices. The problems that in the existing environment with extreme temperature, humidity or vibration, the precision of pressure measurement may be affected, and an integrated oil and gas wellhead pressure device may have poor compatibility with some old wellhead equipment or equipment of different manufacturers, so that the coordination of the whole oil and gas production is affected are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of integrated oil and gas wellhead pressure technology, in particular to an integrated oil and gas wellhead pressure device. Background Art

[0002] The integrated oil and gas wellhead pressure device is an important equipment used in oil and gas wellheads.

[0003] The existing precision pressure control device includes a control head installed at the wellhead. The rotating control head has two connectors connected to hoses. One hose is used for pressure control and needs to be connected to a manifold device, which is then connected to a valve control device through a hose, and finally flows to the vibrating screen and mud pit. The other hose also flows through the manifold device to the vibrating screen and mud pit. The existing equipment is complex, bulky, expensive, and inconvenient to install and transport.

[0004] The existing patent (publication number: CN217106904U) relates to an integrated automatic pressure control system for oil and gas wellheads, including a rotary control head, a first electric valve, and an electric throttle valve; the rotary control head has three ports, the first port of which is connected to the wellhead, the second port is connected to one end of the first electric valve through a hard pipe, and the third port is connected to one end of the electric throttle valve through a hard pipe; the other end of the first electric valve is connected to the other end of the electric throttle valve through a three-way joint, and the entire wellhead pressure control system can be set on the wellhead platform by remote control. When pressure control is required, the first electric valve is closed, the electric throttle valve is opened and adjusted, and the well fluid passes through the three-way joint and finally flows to the vibrating screen and mud pool, thereby realizing the pressure control function; when pressure control is not required, the first electric valve is opened, the electric throttle valve is closed, and the well fluid passes through the three-way joint and finally flows to the vibrating screen and mud pool.

[0005] In response to the above problems, existing patents have provided solutions. However, the above solutions have certain limitations during use. In extreme temperature, humidity or vibration environments, the accuracy of pressure measurement may be affected. The integrated oil and gas wellhead pressure device may not be compatible with some old wellhead equipment or equipment from different manufacturers, thereby affecting the coordination of the entire oil and gas production.

[0006] Therefore, an integrated oil and gas wellhead pressure device is proposed. Utility Model Content

[0007] The purpose of the present utility model is to provide an integrated oil and gas wellhead pressure device that can solve the problem that the accuracy of pressure measurement may be affected in extreme temperature, humidity or vibration environments, and the integrated oil and gas wellhead pressure device may be poorly compatible with some old wellhead equipment or equipment from different manufacturers, thereby affecting the coordination of the entire oil and gas production.

[0008] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an integrated oil and gas wellhead pressure device, comprising a device body, four fixed pipes fixedly connected to the surface of the device body, connecting pipes provided on opposite sides of the four fixed pipes, first and second flanges fixedly connected to opposite sides of the fixed pipes and the connecting pipes, respectively, an adjustment mechanism provided between opposite sides of the first and second flanges, two pressure detection devices provided on the top of the device body, and stabilizing mechanisms provided on the surfaces of the pressure detection devices;

[0009] The adjustment mechanism includes an adjustment tube, a first adjustment sleeve, a second adjustment sleeve, a sealing ring and an adjustment groove. The surface of the adjustment tube is fixedly connected to the interior of the first adjustment sleeve and the second adjustment sleeve respectively. The surface of the first adjustment sleeve is in close contact with the interior of the fixed tube. The surface of the first adjustment sleeve is threadedly connected to the interior of the adjustment groove. The surface of the sealing ring is in close contact with the opposite sides of the adjustment groove and the second adjustment sleeve respectively. The adjustment groove is opened inside the fixed tube.

[0010] Preferably, two stabilizing frames are provided on the surface of the device body, and the internal threads of the stabilizing frames are connected to the moving columns.

[0011] Preferably, a fixed column is threadedly connected to the surface of the movable column, and a handle is fixedly connected to the surface of the movable column.

[0012] Preferably, the bottom of the fixing column is fixedly connected to a stabilizing seat, and the top of the stabilizing seat is fixedly connected to four limiting columns.

[0013] Preferably, a sealing gasket is provided on the opposite side of the first flange and the second flange, and the opposite sides of the two sealing gaskets are in close contact.

[0014] Preferably, a mounting groove is provided inside the adjustment groove, and the surface of the sealing gasket and the surface of the first adjustment sleeve are in close contact with the inside of the mounting groove.

[0015] Preferably, two buffer pads are provided on the surface of the device body, and the surfaces of the buffer pads are fixedly connected to the interior of the stabilizing frame.

[0016] Preferably, a protective cover is provided inside the stabilizing frame, and the inside of the protective cover is fixedly connected to the surface of the pressure detection device.

[0017] Preferably, the bottom of the stabilizing frame is tightly connected to a supporting frame, and the interior of the supporting frame is rotatably connected to the surface of the moving column.

[0018] Preferably, bolts are provided inside the first flange and inside the second flange, and nuts are threadedly connected to the surfaces of the bolts.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] 1. In the present application, the adjusting tube is moved into the interior of the adjusting groove through the first adjusting sleeve, and a position limit is provided inside the adjusting groove, thereby facilitating the adjusting tube to drive the first adjusting tube to move into the interior of the fixed tube, so that the surface of the first adjusting sleeve is in close contact with the interior of the fixed tube, thereby facilitating the adjusting tube to connect the fixed tube and the connecting tube through the first adjusting sleeve and the second adjusting sleeve respectively;

[0021] 2. In this application, the stabilizing frame drives the buffer pad to move to the surface of the device body, thereby facilitating the fixed connection between the inside of the protective cover and the surface of the pressure detection equipment, thereby facilitating the protection of the pressure detection equipment and facilitating the stabilizing frame to assist in stabilizing the device body through the support frame and the movable column. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is the overall structural diagram of the integrated oil and gas wellhead pressure device of the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional connection between the regulating pipe and the connecting pipe in the present utility model;

[0024] Figure 3 This is a three-dimensional connection diagram of the adjustment mechanism in the utility model;

[0025] Figure 4 This is a schematic diagram of the three-dimensional connection of the stabilizing mechanism in the present utility model;

[0026] Figure 5 It is a schematic diagram of the three-dimensional connection between the stabilizing frame and the buffer pad in the utility model.

[0027] In the figure, 1. device body; 2. stabilizing mechanism; 201. stabilizing frame; 202. movable column; 203. handle; 204. fixed column; 205. stabilizing seat; 206. limiting column; 3. mounting groove; 4. pressure detection equipment; 5. fixing pipe; 6. adjusting mechanism; 601. adjusting pipe; 602. first adjusting sleeve; 603. second adjusting sleeve; 604. sealing ring; 605. adjusting groove; 7. connecting pipe; 8. second flange; 9. nut; 10. first flange; 11. protective cover; 12. bolt; 13. sealing gasket; 14. support frame; 15. buffer pad. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0029] See also Figure 1-5 , this utility model provides a technical solution:

[0030] An integrated oil and gas wellhead pressure device includes a device body 1. Four fixed pipes 5 are fixedly connected to the surface of the device body 1. Connecting pipes 7 are provided on opposite sides of the four fixed pipes 5. First flanges 10 and second flanges 8 are fixedly connected to opposite sides of the fixed pipes 5 and connecting pipes 7, respectively. An adjustment mechanism 6 is provided between opposite sides of the first flange 10 and the second flange 8. Two pressure detection devices 4 are provided on the top of the device body 1. A stabilizing mechanism 2 is provided on the surface of the pressure detection devices 4.

[0031] The adjustment mechanism 6 includes an adjustment tube 601, a first adjustment sleeve 602, a second adjustment sleeve 603, a sealing ring 604 and an adjustment groove 605. The surfaces of the adjustment tube 601 are fixedly connected to the interior of the first adjustment sleeve 602 and the second adjustment sleeve 603 respectively. The surface of the first adjustment sleeve 602 is in close contact with the interior of the fixed tube 5. The surface of the first adjustment sleeve 602 is threadedly connected to the interior of the adjustment groove 605. The surface of the sealing ring 604 is in close contact with the opposite sides of the adjustment groove 605 and the second adjustment sleeve 603 respectively. The adjustment groove 605 is opened inside the fixed tube 5.

[0032] In this embodiment: by opening an adjustment groove 605 inside the fixed tube 5, the adjustment tube 601 can be conveniently installed and limited inside the adjustment groove 605 through the first adjustment sleeve 602, so that the adjustment tube 601 can drive the first adjustment tube 601 to move to the inside of the fixed tube 5, so that the surface of the first adjustment sleeve 602 is in close contact with the inside of the fixed tube 5, and is fixed by the first flange 10 and the second flange 8, so that the adjustment tube 601 can conveniently connect the fixed tube 5 and the connecting tube 7 through the first adjustment sleeve 602 and the second adjustment sleeve 603 respectively.

[0033] Specifically, such as Figure 1 、 Figure 4 As shown, two stabilizing frames 201 are provided on the surface of the device body 1 , and the internal threads of the stabilizing frames 201 are connected to the moving columns 202 .

[0034] Specifically, such as Figure 4As shown, a fixed column 204 is threadedly connected to the surface of the movable column 202 , and a handle 203 is fixedly connected to the surface of the movable column 202 .

[0035] Specifically, such as Figure 4 As shown, the bottom of the fixing column 204 is fixedly connected to a stabilizing seat 205 , and the top of the stabilizing seat 205 is fixedly connected to four limiting columns 206 .

[0036] In this embodiment, by fixing the top of the limiting column 206 to the bottom of the stabilizing seat 205 , the stabilizing seat 205 can conveniently limit the fixing column 204 through the limiting column 206 , thereby achieving the effect of limiting the fixing column 204 .

[0037] Specifically, such as Figure 3 As shown, a sealing gasket 13 is provided on the opposite side of the first flange 10 and the second flange 8, and the opposite sides of the two sealing gaskets 13 are in close contact.

[0038] Specifically, such as Figure 3 As shown, a mounting groove 3 is defined inside the adjustment groove 605 , and the surface of the sealing gasket 13 and the surface of the first adjustment sleeve 602 are in close contact with the inside of the mounting groove 3 .

[0039] In this embodiment, by making the surface of the sealing gasket 13 contact the inside of the installation groove 3, the sealing gasket 13 can be conveniently used to limit and seal the first adjustment sleeve 602 through the installation groove 3, thereby achieving the effect of sealing and limiting the first adjustment sleeve 602.

[0040] Specifically, such as Figure 1 、 Figure 5 As shown, two buffer pads 15 are provided on the surface of the device body 1 , and the surfaces of the buffer pads 15 are fixedly connected to the interior of the stabilizing frame 201 .

[0041] Specifically, such as Figure 4 、 Figure 5 As shown, a protective cover 11 is provided inside the stabilizing frame 201 , and the inside of the protective cover 11 is fixedly connected to the surface of the pressure detection device 4 .

[0042] In this embodiment, by fixedly connecting the surface of the buffer pad 15 to the interior of the stabilizing frame 201 , the surface of the device body 1 can be stably protected, thereby achieving the effect of stabilizing the protection of the device body 1 .

[0043] Specifically, such as Figure 5 As shown, the bottom of the stabilizing frame 201 is tightly connected to the supporting frame 14 , and the interior of the supporting frame 14 is rotatably connected to the surface of the moving column 202 .

[0044] Specifically, such as Figure 2As shown, bolts 12 are provided inside the first flange 10 and the second flange 8 , and nuts 9 are threadedly connected to the surfaces of the bolts 12 .

[0045] In this embodiment, by rotatably connecting the interior of the support frame 14 to the surface of the movable column 202 , the support frame 14 can conveniently support the stabilizing frame 201 , thereby achieving the effect of stably supporting the stabilizing frame 201 .

[0046] Working principle: When connecting pipelines of equipment of different models, the adjusting tube 601 is moved to the inside of the adjusting groove 605 through the first adjusting sleeve 602, and the installation limit is performed inside the adjusting groove 605. Then, the connecting pipe 7 drives the first flange 10 to contact the second flange 8, so that the adjusting tube 601 drives the first adjusting tube 601 to move to the inside of the fixed tube 5, so that the surface of the first adjusting sleeve 602 is in close contact with the inside of the fixed tube 5, and the first flange 10 and the second flange 8 are fixed by bolts 12 and nuts 9, so that the surface of the sealing gasket 13 and the surface of the first adjusting sleeve 602 are in close contact with the inside of the installation groove 3, so that the adjusting tube 601 is convenient to respectively connect the fixed tube 5 and the connecting tube through the first adjusting sleeve 602 and the second adjusting sleeve 603. 7 is connected, and then the stabilizing frame 201 drives the buffer pad 15 to move to the surface of the device body 1, so that the inside of the protective sleeve 11 is fixedly connected to the surface of the pressure detection device 4, which can facilitate the protection of the pressure detection device 4, and the stabilizing frame 201 can facilitate the auxiliary stabilization of the device body 1 through the support frame 14 and the movable column 202, so that the fixed column 204 is fixedly supported by the stabilizing seat 205 and the limit column 206, so as to maintain the pressure detection device 4 for stable detection, solving the existing problems that the accuracy of pressure measurement may be affected in extreme temperature, humidity or vibration environments, and the integrated oil and gas wellhead pressure device may be poorly compatible with some old wellhead equipment or equipment from different manufacturers, thereby affecting the coordination of the entire oil and gas production.

[0047] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An integrated oil and gas wellhead pressure device, comprising a device body (1), characterized in that: Four fixed pipes (5) are fixedly connected to the surface of the device body (1), and connecting pipes (7) are provided on opposite sides of the four fixed pipes (5). A first flange (10) and a second flange (8) are fixedly connected to opposite sides of the fixed pipes (5) and the connecting pipes (7), respectively. An adjustment mechanism (6) is provided between opposite sides of the first flange (10) and the second flange (8). Two pressure detection devices (4) are provided on the top of the device body (1), and a stabilizing mechanism (2) is provided on the surface of the pressure detection devices (4); The adjusting mechanism (6) comprises an adjusting tube (601), a first adjusting sleeve (602), a second adjusting sleeve (603), a sealing ring (604) and an adjusting groove (605); the surface of the adjusting tube (601) is fixedly connected to the inside of the first adjusting sleeve (602) and the second adjusting sleeve (603), the surface of the first adjusting sleeve (602) is in close contact with the inside of the fixed tube (5), the surface of the first adjusting sleeve (602) is threadedly connected to the inside of the adjusting groove (605), the surface of the sealing ring (604) is in close contact with the opposite side of the adjusting groove (605) and the second adjusting sleeve (603), and the adjusting groove (605) is opened inside the fixed tube (5).

2. The integrated oil and gas wellhead pressure device according to claim 1, characterized in that: Two stabilizing frames (201) are provided on the surface of the device body (1), and the internal threads of the stabilizing frames (201) are connected to movable columns (202).

3. The integrated oil and gas wellhead pressure device according to claim 2, characterized in that: The surface of the movable column (202) is threadedly connected to a fixed column (204), and the surface of the movable column (202) is fixedly connected to a handle (203).

4. The integrated oil and gas wellhead pressure device according to claim 3, characterized in that: The bottom of the fixing column (204) is fixedly connected to a stabilizing seat (205), and the top of the stabilizing seat (205) is fixedly connected to four limiting columns (206).

5. The integrated oil and gas wellhead pressure device according to claim 1, characterized in that: A sealing gasket (13) is provided on the opposite side of the first flange (10) and the second flange (8), and the opposite sides of the two sealing gaskets (13) are in close contact.

6. The integrated oil and gas wellhead pressure device according to claim 5, characterized in that: The interior of the adjustment groove (605) is provided with a mounting groove (3), and the surface of the sealing gasket (13) and the surface of the first adjustment sleeve (602) are both in close contact with the interior of the mounting groove (3).

7. The integrated oil and gas wellhead pressure device according to claim 2, characterized in that: Two buffer pads (15) are provided on the surface of the device body (1), and the surfaces of the buffer pads (15) are fixedly connected to the interior of the stabilizing frame (201).

8. The integrated oil and gas wellhead pressure device according to claim 2, characterized in that: A protective sleeve (11) is provided inside the stabilizing frame (201), and the interior of the protective sleeve (11) is fixedly connected to the surface of the pressure detection device (4).

9. The integrated oil and gas wellhead pressure device according to claim 2, characterized in that: The bottom of the stabilizing frame (201) is tightly connected to the supporting frame (14), and the interior of the supporting frame (14) is rotatably connected to the surface of the moving column (202).

10. The integrated oil and gas wellhead pressure device according to claim 1, characterized in that: Bolts (12) are provided inside the first flange (10) and inside the second flange (8), and nuts (9) are threadedly connected on the surfaces of the bolts (12).

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