CN215059499U

CN215059499U - Pulse control valve

Info

Publication number: CN215059499U
Application number: CN202120778396.8U
Authority: CN
Inventors: 李安家; 任彦达; 陈洪帅; 金子翔; 薛善强; 李明江
Original assignee: Dongying Tongbo Petroleum Electronic Instrument Co ltd
Current assignee: Dongying Tongbo Petroleum Electronic Instrument Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-12-07
Anticipated expiration: 2031-04-16

Abstract

The utility model belongs to the technical field of the wireless inclinometer along with boring of oil industry, especially, the pulse control valve, to the mud pulse generator who uses at present when driling well, the elasticity that utilizes the spring is mostly controlled the control valve, the elasticity potential of spring need be overcome at the in-process of opening and closing the control valve, thereby can consume a large amount of electric energy, the quantity that has increased the power and the number of times of the operation of digging out the well, the well drilling cost has been promoted greatly, the problem of production efficiency has been reduced, the scheme as follows is proposed now, it includes the midbody shell, threaded connection has the water conservancy shell on the inner wall of midbody shell. The utility model discloses simple structure, it is convenient to use and maintain, through turning into kinetic energy with the electromagnetic energy, promotes the push rod and removes to the control valve of promotion removes, and through the pressure of mud to the control valve in the pit, makes the control valve can provide pulse signal for the staff, has saved the energy consumption of power, has improved production efficiency.

Description

Pulse control valve

Technical Field

The utility model relates to a wireless inclinometer technical field along with boring of oil industry especially relates to pulse control valve.

Background

In the process of oil exploration and drilling, the drilling equipment is an indispensable tool, the core of the drilling equipment is a drill bit, so the drilling condition of the drill bit needs to be monitored at any time, a plurality of monitoring devices need to be arranged at the drill bit, detected data are transmitted to the ground through a communication link, and are received and analyzed by ground workers.

At present, the mud pulse generator used during drilling is mostly controlled by the elasticity of the spring, the elastic potential of the spring needs to be overcome in the process of opening and closing the control valve, so that a large amount of electric energy can be consumed, the using amount of a power supply and the times of tripping operation are increased, the drilling cost is greatly increased, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the mud pulse generator who uses when carrying out the well drilling at present, the elasticity that utilizes the spring is controlled the control valve mostly, need overcome the elasticity potential of spring at the in-process of opening and closing the control valve to can consume a large amount of electric energy, increased the quantity of power and the number of times of the operation of playing the brill, promote the well drilling cost greatly, reduce production efficiency's shortcoming, and the pulse control valve who proposes.

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

the pulse control valve comprises an intermediate body shell, wherein a hydraulic shell is connected to the inner wall of the intermediate body shell in a threaded manner, a main shaft is arranged on the inner wall of the hydraulic shell in a sliding manner, a vertical groove is formed in one end of the main shaft, a push rod is arranged on the inner wall of the vertical groove in a sliding manner, two trapezoidal blocks are fixedly arranged on two sides of the main shaft, an electromagnetic driving mechanism is arranged inside the hydraulic shell, a return spring is sleeved on the push rod, a sliding rod is fixedly arranged on the push rod, a supporting block is fixedly arranged on the inner wall of the intermediate body shell, a control mechanism is arranged on the supporting block, a drill bit is fixedly arranged at the bottom of the intermediate body shell, a mud hole is formed in the drill bit, and two drainage holes are formed in two sides of the hydraulic shell.

Preferably, the driving mechanism comprises a magnetic conduction seat, a movable magnet and an electromagnetic coil, the magnetic conduction seat is fixedly connected with the inner wall of the hydraulic shell, the electromagnetic coil is fixedly connected with the magnetic conduction seat, the movable magnet is slidably connected with the magnetic conduction seat, and the main shaft is slidably connected with the magnetic conduction seat.

Preferably, the control mechanism comprises a round rod, a control valve and a sliding block, the sliding block is connected with the round rod in a sliding mode, the round rod is connected with the supporting block in a sliding mode, one end of the control valve is fixedly connected with the bottom end of the round rod, and the round rod is connected with the push rod in a sliding mode.

Preferably, the top end of the round rod is provided with a mounting groove, the push rod is slidably mounted in the mounting groove, the inner wall of the mounting groove is provided with a first sliding groove, the sliding rod is slidably mounted in the first sliding groove, one end of the return spring is fixedly connected with the bottom of the hydraulic shell, and the other end of the return spring is fixedly connected with the sliding rod.

Preferably, the drill bit and the supporting block are both provided with two through holes, the magnetic conducting seat is provided with two fixing grooves, the movable magnet is slidably mounted in the fixing grooves, the inner wall of each mounting groove is provided with a second sliding groove, and the sliding block is slidably mounted in the second sliding groove.

Compared with the prior art, the utility model has the advantages of:

the electromagnetic driving mechanism is arranged, the magnetic field is driven by the electromagnetic coil, and the driving magnetic field is transmitted to the magnetic conductive seat through the main shaft, so that the movable magnet is driven to move towards the slurry hole, the main shaft and the push rod are pushed to move downwards by the magnetic force of the movable magnet, the control valve is driven to move downwards, the elastic potential energy of the spring does not need to be overcome, and the consumption of electric quantity is reduced.

According to the scheme, due to the fact that the control mechanism is arranged, a drilling signal changes a hydraulic circuit through the on-off of the control valve, the push rod is driven to move, an electric signal is converted into a mud signal, and the mud signal is measured by the mud pressure sensor, so that data information such as well deviation, direction and tool face angle is achieved.

The utility model discloses simple structure, it is convenient to use and maintain, through turning into kinetic energy with the electromagnetic energy, promotes the push rod and removes to the control valve of promotion removes, and through the pressure of mud to the control valve in the pit, makes the control valve can provide pulse signal for the staff, has saved the energy consumption of power, has improved production efficiency.

Drawings

Fig. 1 is a schematic front view of a pulse control valve according to the present invention;

fig. 2 is a schematic perspective view of the pulse control valve according to the present invention;

fig. 3 is a schematic structural diagram of a portion a of the pulse control valve shown in fig. 1 according to the present invention.

In the figure: 1. an intermediate body housing; 2. a hydraulic housing; 3. a main shaft; 4. a push rod; 5. a trapezoidal block; 6. a return spring; 7. a slide bar; 8. a first sliding groove; 9. a round bar; 10. a control valve; 11. a drill bit; 12. slurry holes; 13. a through hole; 14. a support block; 15. mounting grooves; 16. a second sliding groove; 17. a slider; 18. a magnetic conduction seat; 19. an electromagnetic coil; 20. a movable magnet; 21. a vent hole.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-3, the pulse control valve includes an intermediate housing 1, a hydraulic housing 2 is in threaded connection with the inner wall of the intermediate housing 1, a main shaft 3 is slidably mounted on the inner wall of the hydraulic housing 2, a vertical groove is formed in one end of the main shaft 3, a push rod 4 is slidably mounted on the inner wall of the vertical groove, two trapezoidal blocks 5 are fixedly mounted on two sides of the main shaft 3, an electromagnetic driving mechanism is arranged inside the hydraulic housing 2, a return spring 6 is sleeved on the push rod 4, a sliding rod 7 is fixedly mounted on the push rod 4, a supporting block 14 is fixedly mounted on the inner wall of the intermediate housing 1, a control mechanism is arranged on the supporting block 14, a drill bit 11 is fixedly mounted at the bottom of the intermediate housing 1, a slurry hole 12 is formed in the drill bit 11, and two drainage holes 21 are formed in two sides of the hydraulic housing 2.

In this embodiment, the driving mechanism includes a magnetic conductive seat 18, a movable magnet 20, and an electromagnetic coil 19, the magnetic conductive seat 18 is fixedly connected to the inner wall of the hydraulic housing 2, the electromagnetic coil 19 is fixedly connected to the magnetic conductive seat 18, the movable magnet 20 is slidably connected to the magnetic conductive seat 18, and the spindle 3 is slidably connected to the magnetic conductive seat 18.

In this embodiment, the control mechanism includes a round rod 9, a control valve 10 and a sliding block 17, the sliding block 17 is slidably connected to the round rod 9, the round rod 9 is slidably connected to the supporting block 14, one end of the control valve 10 is fixedly connected to the bottom end of the round rod 9, and the round rod 9 is slidably connected to the push rod 4.

In this embodiment, a mounting groove 15 has been seted up on the top of round bar 9, push rod 4 slidable mounting has been seted up on the inner wall of mounting groove 15 in mounting groove 15, has seted up first sliding tray 8 on the mounting groove 15's the inner wall, and sliding bar 7 slidable mounting has in first sliding tray 8, and the one end of return spring 6 and the bottom fixed connection of water conservancy shell 2, the other end and the sliding bar 7 fixed connection of return spring 6.

In this embodiment, the drill bit 11 and the supporting block 14 have two through holes 13, the magnetic conducting seat 18 has two fixing slots, the movable magnet 20 is slidably mounted in the fixing slots, the inner wall of the mounting slot 15 has a second sliding slot 16, and the sliding block 17 is slidably mounted in the second sliding slot 16.

In this embodiment, when the pulse generator is used for oil drilling, mud in the well enters the mud hole 12 and the through hole 13, the mud flowing through the through hole 13 finally flows out of the drain hole 21, then the power supply is connected with the electromagnetic coil 19, the electromagnetic coil 19 drives the magnetic field, the driving magnetic field is transmitted to the magnetic conductive seat 18 through the spindle 3, so as to drive the movable magnet 20 to move towards the mud hole 12, the spindle 3 and the push rod 4 are pushed to move downwards by the magnetic force of the movable magnet 20, the return spring 6 is in a compressed state at this time, when the push rod 4 moves downwards, the control valve 10 is driven to move downwards, the control valve 10 blocks the mud hole 12, when the control valve 10 blocks the mud hole 12, the thrust force acting on the push rod 4 at this time is greater than the pressure of the mud on the control valve 10, and the sliding rod 7 can reciprocate in the second sliding groove 16 by the elastic force of the return spring 6, when the driving force of the movable magnet 20 to the push rod 4 disappears, the residual magnetism has certain pushing force to the push rod 4, the pushing force is smaller than the pulling force of the return spring 6 to the push rod 4, so that the push rod 4 is reset under the pushing of slurry pressure, pressure pulses are generated in the intermediate shell 1 and the hydraulic shell 2 at the moment, electric signals corresponding to the pressure pulses are generated on the pressure sensor on the ground, and drilling information is provided for workers.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims

1. The pulse control valve comprises an intermediate body shell (1) and is characterized in that a hydraulic shell (2) is connected to the inner wall of the intermediate body shell (1) in a threaded mode, a main shaft (3) is installed on the inner wall of the hydraulic shell (2) in a sliding mode, a vertical groove is formed in one end of the main shaft (3), a push rod (4) is installed on the inner wall of the vertical groove in a sliding mode, two trapezoidal blocks (5) are fixedly installed on two sides of the main shaft (3), an electromagnetic driving mechanism is arranged inside the hydraulic shell (2), a return spring (6) is sleeved on the push rod (4), a sliding rod (7) is fixedly installed on the push rod (4), a supporting block (14) is fixedly installed on the inner wall of the intermediate body shell (1), a control mechanism is arranged on the supporting block (14), and a drill bit (11) is fixedly installed at the bottom of the intermediate body shell (1), the drill bit (11) is provided with a slurry hole (12), and two drainage holes (21) are formed in two sides of the hydraulic shell (2).

2. The pulse control valve according to claim 1, wherein the driving mechanism comprises a magnetic conductive seat (18), a movable magnet (20) and an electromagnetic coil (19), the magnetic conductive seat (18) is fixedly connected with the inner wall of the hydraulic housing (2), the electromagnetic coil (19) is fixedly connected with the magnetic conductive seat (18), the movable magnet (20) is slidably connected with the magnetic conductive seat (18), and the spindle (3) is slidably connected with the magnetic conductive seat (18).

3. The pulse control valve according to claim 1, characterized in that the control mechanism comprises a round rod (9), a control valve (10) and a sliding block (17), the sliding block (17) is connected with the round rod (9) in a sliding mode, the round rod (9) is connected with a supporting block (14) in a sliding mode, one end of the control valve (10) is fixedly connected with the bottom end of the round rod (9), and the round rod (9) is connected with the push rod (4) in a sliding mode.

4. The pulse control valve according to claim 3, wherein a mounting groove (15) is formed at the top end of the round rod (9), the push rod (4) is slidably mounted in the mounting groove (15), a first sliding groove (8) is formed in the inner wall of the mounting groove (15), the sliding rod (7) is slidably mounted in the first sliding groove (8), one end of the return spring (6) is fixedly connected with the bottom of the hydraulic housing (2), and the other end of the return spring (6) is fixedly connected with the sliding rod (7).

5. The pulse control valve according to claim 1, wherein the drill (11) and the support block (14) are provided with two through holes (13), the magnetic conductive seat (18) is provided with two fixing grooves, the movable magnet (20) is slidably mounted in the fixing grooves, the inner wall of the mounting groove (15) is provided with a second sliding groove (16), and the sliding block (17) is slidably mounted in the second sliding groove (16).