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Electric control packer

A packer and electronic control technology, applied in sealing/packing, wellbore/well parts, earthwork drilling and production, etc., can solve problems such as complex operation, imprecise, setting and unsealing operation errors, etc., and achieve simple operation Effect

Inactive Publication Date: 2015-05-27
磐石市长城机械厂
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The packers used in the existing oilfields are all mechanical, relying on the lifting operation to complete the setting and unsealing, the operation is complicated, and it is prone to operational errors and imprecise problems in setting and unsealing

Method used

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  • Electric control packer
  • Electric control packer
  • Electric control packer

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0011] see figure 1 , figure 2 , image 3 and Figure 4 As shown, this embodiment is composed of an upper joint 1, a retaining ring 2, a sealing ring 3, a ring gear 4, a washer 5, a star wheel 6, a motor 7, a limit ring 8, a small retaining ring 9, a nut sleeve 10, an upper Core tube 11, lower core tube 12, push-up ring 13, short rubber tube 14, long rubber tube 15, liner 16, spacer ring 17, push-down ring 18, connecting sleeve 19, anti-seating shear nail 20, lock ring 21, The lock ring seat 22, the upper cone 23, the piston 24, the slip sleeve 25, the slip 26, the slip bow spring 27, the track screw 28 and the lower joint 29 are formed, and the upper joint 1 is sleeved and fixed on the upper end of the upper core tube 11 In addition, the upper joint 1 and the upper core tube 11 are sealed, the upper joint 1 is covered with a fixed stop ring 2, the lower end of the upper core tube 11 is covered with a fixed lower core tube 12, and the contact surface between the upper core...

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Abstract

The invention discloses an electric control packer for use on an oil field. The electric control packer consists of an upper joint, a baffle ring, a sealing ring, a gear ring, a gasket, a star wheel, a motor, a limit ring, a small baffle ring, a nut sleeve, an upper center tube, a lower center tube, an upper push ring, a short rubber barrel, a long rubber barrel, a liner tube, a spacer ring, a lower push ring, a connecting sleeve, a setting prevention shear pin, a lock ring, a lock ring seat, an upper cone, a piston, a slip sleeve, a slip, a slip arch spring, a track screw and a lower joint. Setting and unpacking of the packer are realized with the power of the motor in an electric control way, operation is easy, and the situations of error operation and inaccuracy in setting and unpacking are avoided.

Description

technical field [0001] The invention relates to an electric control packer used in an oil field. Background technique [0002] The packers used in the existing oilfields are all mechanical, relying on the lifting operation to complete the setting and unsealing, the operation is complicated, and it is prone to operational errors and imprecise problems in setting and unsealing. Contents of the invention [0003] The purpose of the present invention is to provide an electronically controlled multifunctional switch used in oil fields. [0004] The present invention consists of an upper joint, a retaining ring, a sealing ring, a gear ring, a washer, a star wheel, a motor, a limit ring, a small retaining ring, a nut sleeve, an upper core tube, a lower core tube, an upper push ring, a short rubber tube, Long rubber barrel, liner, spacer ring, push down ring, connecting sleeve, anti-seating shear nail, lock ring, lock ring seat, upper cone, piston, slip sleeve, slip, slip bow spr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E21B33/127E21B33/129
CPCE21B33/127E21B33/129
Inventor 贾菲陈健马贵全张治中
Owner 磐石市长城机械厂
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