CN213809119U

CN213809119U - Oil gas field vapor recovery relief valve

Info

Publication number: CN213809119U
Application number: CN202021950102.7U
Authority: CN
Inventors: 李银生
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2021-07-27
Anticipated expiration: 2030-09-08

Abstract

The utility model discloses an oil gas field vapor recovery system relief valve, which comprises a valve body, the lateral wall fixed mounting of valve body has first connector, the bottom fixed mounting of valve body has the second connector, the inside movable mounting of valve body has the valve clack, the inside fixed mounting of valve body has pressure sensor, the inside fixed mounting of valve body has the motor, the output movable mounting of motor has the threaded rod, the outer wall movable mounting of threaded rod has pressure spring. The utility model discloses, increased sensor, motor and threaded rod, when pressure spring received power was too big, the sensor was automatic with signal transmission for the motor, threaded rod compression spring, the pressure spring load that avoids appearing pressure too big and lead to is too big, the unusual phenomenon of the condition appears opening in the valve clack, and installs fixed block and sealing washer, has solved and has connected difficult and sealed problem.

Description

Oil gas field vapor recovery relief valve

Technical Field

The utility model relates to a relief valve technical field specifically is an oil gas field vapor recovery system relief valve.

Background

The oil gas recovery is a new energy-saving and environment-friendly technology, the oil gas discharged by oil products in the processes of storage, transportation, loading and unloading is recovered by using the oil gas recovery technology, the atmospheric pollution caused by the volatilization of the oil gas is prevented, the potential safety hazard is eliminated, the economic loss is reduced by improving the utilization rate of energy, and therefore, considerable benefit return is obtained.

The disadvantage of this safety valve is that the applied load varies with the opening of the valve, i.e. as the flap rises, the compression of the spring increases and the force acting on the flap increases, which is disadvantageous for the rapid opening of the safety valve and in that the connection of other equipment may sometimes be difficult and leak.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil gas field vapor recovery system relief valve to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an oil gas field vapor recovery relief valve, includes the valve body, the lateral wall fixed mounting of valve body has first connector, the bottom fixed mounting of valve body has the second connector, the inside movable mounting of valve body has the valve clack, the inside fixed mounting of valve body has pressure sensor, the inside fixed mounting of valve body has the motor, the output movable mounting of motor has the threaded rod, the outer wall movable mounting of threaded rod has pressure spring, pressure spring's one end fixed connection has first connecting block, the lateral wall fixed mounting of first connecting block has the installation piece, pressure spring's one end fixed connection has the second connecting block, one side movable mounting of first connector has the sealing washer, the outer wall movable mounting of sealing washer has first fixed block, the one end movable connection of first fixed block has the second fixed block, the one end fixed mounting of first fixed block has the spring, one end of the spring is fixedly connected with a clamping block.

Preferably, the outer wall of the second connecting port is movably provided with a sealing ring, a first fixing block and a second fixing block.

Preferably, the first connecting block and the second connecting block are both provided with through holes matched with the threaded rods, and one end of the valve clack is connected with the side wall of the first connecting block.

Preferably, one end of the second fixing block is provided with a groove matched with the clamping block.

Preferably, the pressure sensor is electrically connected with a motor, and the motor is connected with the inner wall of the valve body.

Preferably, the first connecting port is connected with the second connecting port through an inner cavity of the valve body, and the first connecting port and the second connecting port are matched in shape and size.

Compared with the prior art, the beneficial effects of the utility model are that: this oil gas field vapor recovery system relief valve has increased sensor, motor and threaded rod, and when pressure spring received power was too big, the sensor was automatic with signal transmission for the motor, and threaded rod rebound makes the spring expand, carries out dynamic adjustment with the pressure that the spring was applyed on the valve clack, and the pressure spring load of avoiding appearing the too big leading to of pressure is too big, and the unusual phenomenon of condition appears opening in the valve clack, and installs fixed block and sealing washer, has solved and has connected difficult and sealed problem.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the connection relationship between the first fixing block, the second fixing block and the sealing ring of the present invention;

fig. 3 is a schematic view of the connection relationship between the first connection block and the installation block of the present invention.

In the figure: 1. a valve body; 2. a first connection port; 3. a second connection port; 4. a valve flap; 5. a first connection block; 6. a threaded rod; 7. a pressure spring; 8. a second connecting block; 9. a motor; 10. a pressure sensor; 11. A first fixed block; 12. a second fixed block; 13. a seal ring; 14. a spring; 15. a clamping block; 16. and (7) installing the block.

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. 1-3, the present invention provides an embodiment: a safety valve for oil gas recovery of oil gas field comprises a valve body 1, a first connecting port 2 is fixedly installed on the side wall of the valve body 1, a second connecting port 3 is fixedly installed at the bottom of the valve body 1, the first connecting port 2 is connected with the second connecting port 3 through the inner cavity of the valve body 1, the shape and the size of the first connecting port 2 are consistent with those of the second connecting port 3, a valve clack 4 is movably installed inside the valve body 1, a pressure sensor 10 is fixedly installed inside the valve body 1, a motor 9 is fixedly installed inside the valve body 1, the pressure sensor 10 is electrically connected with the motor 9, the motor 9 is connected with the inner wall of the valve body 1, a threaded rod 6 is movably installed at the output end of the motor 9, a pressure spring 7 is movably installed on the outer wall of the threaded rod 6, a first connecting block 5 is fixedly connected with one end of the pressure spring 7, a mounting block 16 is fixedly installed on the side wall of the first connecting block 5, and the pressure spring 7 is connected with the mounting block 16, one end fixedly connected with second connecting block 8 of pressure spring 7, the through-hole with 6 looks adaptations of threaded rod is all seted up to first connecting block 5 and second connecting block 8, the one end of valve clack 4 is connected with the lateral wall of first connecting block 5, one side movable mounting of first interface 2 has sealing washer 13, the outer wall movable mounting of second connector 3 has sealing washer 13, first fixed block 11 and second fixed block 12, the outer wall movable mounting of sealing washer 13 has first fixed block 11, the one end swing joint of first fixed block 11 has second fixed block 12, second fixed block 12 sets up the draw-in groove with 11 one end looks adaptations of first fixed block, the one end fixed mounting of first fixed block 11 has spring 14, the one end fixedly connected with fixture block 15 of spring 14, the recess with fixture block 15 looks adaptations is seted up to the one end of second fixed block 12.

The working principle is as follows: the interior of the valve body 1 is a cavity, the first connecting port 2 and the second connecting port 3 are both connected with the conveying pipe, the sealing ring 13 is sleeved at the connecting position of the first connecting port 2 and the conveying pipe, the first fixing block 11 and the second fixing block 12 are wrapped, the first fixing block 11 is inserted into the groove of the second fixing block 12, when the clamping block 15 contacts the side wall of the clamping groove in the second fixing block 12, the clamping block 15 is pressed backwards, the spring 14 is pressed backwards by the clamping block 15, when the clamping block 15 reaches the groove of the side wall of the clamping groove, the spring 14 drives the clamping block 15 to reset, the first fixing block 11 and the second fixing block 12 are clamped, when oil gas enters the inner cavity of the valve body 1 from the second connecting port 3, the valve flap 4 is lifted by the air flow, the first connecting block 5 is driven to lift the pressure spring 7, the oil gas is sent out through the first connecting port 2, the air flow pushes the valve flap 4 to move upwards, the pressure spring 7 is further compressed, and the pressure sensor 10 automatically senses and starts the motor 9, the motor 9 rotates the threaded rod 6 to drive the second connecting block 8 to ascend, the pressure spring 7 is unfolded, and the phenomenon that the pressure spring 7 load caused by overlarge pressure is overlarge and the valve clack 4 is abnormal in opening condition is avoided.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an oil gas field vapor recovery system relief valve, includes valve body (1), its characterized in that: the side wall of the valve body (1) is fixedly provided with a first connecting port (2), the bottom of the valve body (1) is fixedly provided with a second connecting port (3), the inside of the valve body (1) is movably provided with a valve clack (4), the inside of the valve body (1) is fixedly provided with a pressure sensor (10), the inside of the valve body (1) is fixedly provided with a motor (9), the output end of the motor (9) is movably provided with a threaded rod (6), the outer wall of the threaded rod (6) is movably provided with a pressure spring (7), one end of the pressure spring (7) is fixedly connected with a first connecting block (5), the side wall of the first connecting block (5) is fixedly provided with a mounting block (16), one end of the pressure spring (7) is fixedly connected with a second connecting block (8), one side of the first connecting port (2) is movably provided with a sealing ring (13), a first fixing block (11) is movably mounted on the outer wall of the sealing ring (13), one end of the first fixing block (11) is movably connected with a second fixing block (12), a spring (14) is fixedly mounted at one end of the first fixing block (11), and a clamping block (15) is fixedly connected at one end of the spring (14);

a sealing ring (13), a first fixing block (11) and a second fixing block (12) are movably mounted on the outer wall of the second connecting port (3);

the first connecting block (5) and the second connecting block (8) are both provided with through holes matched with the threaded rod (6), and one end of the valve clack (4) is connected with the side wall of the first connecting block (5);

one end of the second fixing block (12) is provided with a groove matched with the clamping block (15);

the pressure sensor (10) is electrically connected with the motor (9), and the motor (9) is connected with the inner wall of the valve body (1);

the first connecting port (2) is connected with the second connecting port (3) through the inner cavity of the valve body (1), and the first connecting port (2) and the second connecting port (3) are matched in shape and size.