CN213331035U - Gland of oil production system - Google Patents

Abstract

The utility model discloses an oil recovery system's gland, including the lid shell and the installation body, the inside of lid shell is provided with the moving body, and both ends all are provided with the pulley around the moving body, be swing joint between moving body and the pulley, the lid is all installed to the upper and lower both sides of telescopic link, and the surface of lid is provided with the lid groove, be fixed connection between telescopic link and the spacing body, and be swing joint between spacing body and the spacing groove, the end of spacing body is provided with the spring, the outside of lid shell is connected with the connecting pipe, and the installation body is fixed in the upper and lower both sides of connecting pipe, be the welding between lid shell and the connecting pipe, and be fixed connection between the installation body and the connecting pipe. The limiting body and the limiting groove of the gland of the oil extraction system can effectively limit the moving telescopic rod, the spring of the oil extraction system effectively buffers the limiting body, the impact force of the limiting body to the cap shell is effectively reduced, and the service life of the oil extraction system is prolonged.

Description

Gland of oil production system

Technical Field

The utility model relates to an oil recovery system technical field specifically is oil recovery system's gland.

Background

Oil recovery engineering is a general term for various engineering technical measures taken on an oil reservoir through a production well and an injection well according to development targets in the oil field exploitation process. As a comprehensive application subject, the theory, the engineering design method and the implementation technology of various engineering technical measures which can economically and effectively act on an oil reservoir to improve the yield of an oil well and the recovery ratio of crude oil are researched, a polished rod is generally needed to extract oil in the oil extraction process, and the polished rod can be broken to cause the leakage of oil gas from the contact position.

The gland of the existing oil production system is short in service life, poor in sealing performance and incapable of well meeting the use requirements of people, and technical innovation is performed on the basis of the gland of the existing oil production system according to the situation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gland of oil recovery system to propose the gland of current oil recovery system among the solution above-mentioned background art, life is not high, and the leakproofness is not fine, can not be fine satisfy people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the gland of the oil extraction system comprises a cap shell and an installation body, wherein a moving body is arranged in the cap shell, pulleys are arranged at the front end and the rear end of the moving body, the moving body is movably connected with the pulleys, a slide rail is connected to the outer surface of the pulley, the pulley is movably connected with the slide rail, a telescopic rod is fixed on the left side of the moving body, the moving body is fixedly connected with the telescopic rod, a connecting hole is formed in the right side of the cap shell, the cap shell is fixedly connected with the connecting hole, cap bodies are arranged on the upper side and the lower side of the telescopic rod, a cap groove is formed in the outer surface of each cap body, the telescopic rod is in threaded connection with the cap bodies, the cap bodies are movably connected with the cap grooves, a limiting body is connected to the tail end of each telescopic rod, a limiting groove is formed in the outer surface, and be swing joint between spacing body and the spacing groove, the end of spacing body is provided with the spring, the outside of lid shell is connected with the connecting pipe, and the installation body is fixed in the upper and lower both sides of connecting pipe, for the welding between lid shell and the connecting pipe, and be fixed connection between the installation body and the connecting pipe.

Preferably, the moving body forms a sliding structure with the cover shell through the pulley and the slide rail, and the pulley and the slide rail are matched in external dimension.

Preferably, the cover shell is of a square structure, and a communication structure is formed between the connecting hole and the cover shell.

Preferably, the cover shell penetrates through the connecting pipe, and the outer side of the cover shell is of a cylindrical structure.

Preferably, the cover body forms a sliding structure through the cover groove and the cover shell, the cover bodies are symmetrically distributed about a horizontal center line of the telescopic rod, and the number of the cover bodies is two.

Preferably, the telescopic link passes through to constitute limit structure between spacing body and spacing groove and the lid shell, and the telescopic link passes through to constitute elastic telescopic structure between spacing body and spring and the lid shell.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the friction force between the moving body and the cover shell can be effectively reduced through the arranged pulley, the condition that the cover shell is excessively abraded is avoided, the pulley can be effectively limited through the arranged sliding rail, the condition of stress deflection is avoided, and the moving stability of the pulley is improved; the cover shell with the square inner part can better mount parts, requirements on the parts are reduced, manufacturing cost is reduced, the cover shell can be ventilated through the arranged connecting holes, and therefore the cover shell can be moved by moving body-shaped power;

2. the connection part of the connecting pipe and the cover shell can also form a square structure through the penetrating cover shell, so that the cover body is convenient to open and close; the pipeline can be quickly closed through the sliding cover body, and the symmetrical cover bodies can improve the sealing effect, so that the leakage of oil liquid is prevented;

3. can effectively spacing to the telescopic link that removes through the spacing body and the spacing groove that set up, effectively form the buffering to the spacing body through the spring that sets up, effectively reduce the impact of spacing body to the lid shell, extension fixture's life.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the external three-dimensional structure of the present invention;

FIG. 3 is a schematic view of the connection structure of the cover, the moving body, the pulley and the slide rail of the present invention;

fig. 4 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.

In the figure: 1. a cover shell; 2. a moving body; 3. a pulley; 4. a slide rail; 5. a telescopic rod; 6. connecting holes; 7. a cover body; 8. a cover groove; 9. a limiting body; 10. a limiting groove; 11. a spring; 12. a connecting pipe; 13. and (4) a mounting body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a gland of an oil extraction system comprises a gland shell 1 and a mounting body 13, wherein a moving body 2 is arranged in the gland shell 1, pulleys 3 are arranged at the front end and the rear end of the moving body 2, the moving body 2 is movably connected with the pulleys 3, a slide rail 4 is connected with the outer surface of the pulley 3, the pulley 3 is movably connected with the slide rail 4, a telescopic rod 5 is fixed at the left side of the moving body 2, the moving body 2 is fixedly connected with the telescopic rod 5, a connecting hole 6 is formed at the right side of the gland shell 1, the gland shell 1 is fixedly connected with the connecting hole 6, cap bodies 7 are arranged at the upper side and the lower side of the telescopic rod 5, a gland groove 8 is arranged on the outer surface of each cap body 7, the telescopic rod 5 is in threaded connection with each cap body 7, the cap bodies 7 are movably connected with each other, a limiting body 9 is connected with the tail end of the telescopic rod 5, a limiting groove, and the spacing body 9 and the spacing groove 10 are movably connected, the end of the spacing body 9 is provided with a spring 11, the outer side of the cover shell 1 is connected with a connecting pipe 12, the mounting body 13 is fixed on the upper side and the lower side of the connecting pipe 12, the cover shell 1 and the connecting pipe 12 are welded, and the mounting body 13 and the connecting pipe 12 are fixedly connected.

The utility model discloses in: the moving body 2 forms a sliding structure with the cover shell 1 through a pulley 3 and a slide rail 4, and the external dimensions of the pulley 3 and the slide rail 4 are matched with each other; through the pulley 3 that sets up can effectively reduce the frictional force between 2 and the lid shells 1 of moving body, avoid the condition of lid shell 1 excessive wear, can effectively be spacing to pulley 3 through the slide rail 4 that sets up, avoid the condition of atress skew, improve the stability that pulley 3 removed.

This realization is novel in: the cover shell 1 is internally of a square structure, and a communicating structure is formed between the connecting hole 6 and the cover shell 1; through inside for the lid shell 1 of square can better install the part, reduce the requirement to the part, reduce manufacturing cost, can ventilate lid shell 1 through the connecting hole 6 that sets up to 2 shape powers of moving body let its remove.

This realization is novel in: the cover shell 1 penetrates through the connecting pipe 12, and the outer side of the cover shell 1 is of a cylindrical structure; the connection part of the connection pipe 12 and the cover shell 1 can also form a square structure through the penetrating cover shell 1, thereby facilitating the opening and closing of the cover body 7.

This realization is novel in: the cover bodies 7 form a sliding structure with the cover shell 1 through the cover grooves 8, and the cover bodies 7 are symmetrically distributed about the horizontal and straight center line of the telescopic rod 5 and are provided with two; can close the pipeline fast through gliding lid 7, the lid 7 that the symmetry set up can improve sealed effect to prevent the seepage of fluid.

This realization is novel in: the telescopic rod 5 forms a limiting structure with the cover shell 1 through the limiting body 9 and the limiting groove 10, and the telescopic rod 5 forms an elastic telescopic structure with the cover shell 1 through the limiting body 9 and the spring 11; can effectively spacing to the telescopic link 5 of removal through spacing body 9 and the spacing groove 10 that sets up, effectively form the buffering to spacing body 9 through the spring 11 that sets up, effectively reduce the impact of spacing body 9 to lid shell 1, extension fixture's life.

The working principle of the gland of the oil extraction system is as follows: firstly, the device is installed through an installation body 13 fixedly connected with a connecting pipe 12, when a pipeline needs to be closed, acting force is generated on a moving body 2 through a connecting hole 6 communicated with an external air pressure device, a pulley 3 is movably connected with the moving body 2, the pulley 3 generates acting force, under the acting force, the pulley 3 slides through a slide rail 4 fixedly connected with a cover shell 1, an expansion rod 5 is fixedly connected with the moving body 2, the expansion rod 5 moves, a cover body 7 is in threaded connection with the expansion rod 5, the cover body 7 generates acting force, under the acting force, the cover body 7 slides through a cover groove 8 fixedly connected with the cover shell 1, a limiting body 9 is fixedly connected with the expansion rod 5, and the limiting body 9 moves, at the moment, a limiting groove 10 arranged can well limit the limiting body 9, and the moving limiting body 9 can be in contact with a spring 11 welded with the cover shell 1, the spring 11 will then act as a buffer for the stop body 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Oil recovery system's gland, including lid shell (1) and installation body (13), its characterized in that: the inner part of the cover shell (1) is provided with a moving body (2), the front end and the rear end of the moving body (2) are respectively provided with a pulley (3), the moving body (2) is movably connected with the pulleys (3), the outer surface of the pulley (3) is connected with a slide rail (4), the pulley (3) is movably connected with the slide rail (4), the left side of the moving body (2) is fixed with a telescopic rod (5), the moving body (2) is fixedly connected with the telescopic rod (5), the right side of the cover shell (1) is provided with a connecting hole (6), the cover shell (1) is fixedly connected with the connecting hole (6), the upper side and the lower side of the telescopic rod (5) are respectively provided with a cover groove (8), the outer surface of the cover body (7) is provided with a cover groove (8), the telescopic rod (5) is in threaded connection with the cover body (7), and the cover body (7) is movably connected with the cover groove (8, the utility model discloses a safety device for a motor vehicle, including telescopic link (5), the end-to-end connection of telescopic link (5) has spacing body (9), and the surface of spacing body (9) is provided with spacing groove (10), be fixed connection between telescopic link (5) and spacing body (9), and be swing joint between spacing body (9) and spacing groove (10), the end of spacing body (9) is provided with spring (11), the outside of lid shell (1) is connected with connecting pipe (12), and installs the upper and lower both sides that body (13) are fixed in connecting pipe (12), be the welding between lid shell (1) and connecting pipe (12), and be fixed connection between installation body (13) and connecting pipe (12).

2. A gland for an oil recovery system according to claim 1, wherein: the moving body (2) forms a sliding structure with the cover shell (1) through the pulley (3) and the slide rail (4), and the external dimensions of the pulley (3) and the slide rail (4) are mutually matched.

3. A gland for an oil recovery system according to claim 1, wherein: the inside of lid shell (1) is the square structure, and constitutes the intercommunication structure between connecting hole (6) and lid shell (1).

4. A gland for an oil recovery system according to claim 1, wherein: the cover shell (1) penetrates through the connecting pipe (12), and the outer side of the cover shell (1) is of a cylindrical structure.

5. A gland for an oil recovery system according to claim 1, wherein: the cover body (7) forms a sliding structure with the cover shell (1) through the cover groove (8), the cover bodies (7) are symmetrically distributed about the horizontal and straight center line of the telescopic rod (5), and the number of the cover bodies (7) is two.

6. A gland for an oil recovery system according to claim 1, wherein: the telescopic rod (5) forms a limiting structure between the limiting body (9) and the limiting groove (10) and the cover shell (1), and the telescopic rod (5) forms an elastic telescopic structure between the limiting body (9) and the spring (11) and the cover shell (1).

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