a soluble nozzle

A soluble, faucet technology, applied in wellbore/well components, production fluids, earth-moving drilling, etc., can solve the problems of taking a long time to disassemble the faucet, unable to cast the faucet, complicated procedures, etc. The effect of connection effect, convenient management and simplified construction process

Active Publication Date: 2021-07-27
大庆市世纪龙石油科技开发有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Subdivided water injection of water injection wells is the key to stabilizing oil production and controlling water in oilfields. At present, most water wells are multi-layer subdivided water injection. For the compression type layered water injection string packer, it needs to be lowered into the dead water nozzle first when the packer is released. After the release is successful, pull out the dead water nozzle and put it into the matching water injection nozzle. In this way, the process will be complicated due to the release of the packer during on-site operations, and downhole accidents such as pulling out the steel wire and failing to catch the water nozzle will easily occur, and even cause operational problems. Rework, and at the same time, the faucet is connected with the water injection pipe by welding, which leads to a more time-consuming disassembly of the faucet

Method used

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Embodiment Construction

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0022] like Figure 1-5 As shown, a soluble faucet includes a connecting pipe 1, one side of the connecting pipe 1 is fixedly connected with a fixed sleeve 2, and the outer surface of the fixed sleeve 2 is movably sleeved with a sealing ring 3, and one side of the fixed sleeve 2 is movable A faucet 4 is connected, and a connection block 5 is welded on the front side of the faucet 4, such as figure 2 As shown, one side of the front of the connecting block 5 i...

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Abstract

The invention relates to the technical field of oil recovery in oil fields, and discloses a soluble faucet, which includes a connecting pipe. One side of the cover is movably socketed with a faucet, and the front side of the faucet is welded with a connection block, and a hollow groove is opened on the front side of the connection block, and a limit block is movably socketed on the top side of the hollow groove, One end of the limiting block extends to the inner cavity of the hollow groove, the bottom of one side of the limiting block is fixedly installed with a clamping block located in the inner cavity of the hollow groove, and the bottom of the limiting block is fixedly connected with a spring. The soluble faucet facilitates better connection of the connecting pipe and the faucet through the mutual cooperation between the limit block, the clamping block and the spring, thereby solving the problem that the faucet is fixed with the connecting pipe by welding. The fixed method leads to the problem that it is difficult to replace the faucet when it is damaged, which improves the better connection effect.

Description

technical field [0001] The invention relates to the technical field of oil recovery in oil fields, in particular to a soluble faucet. Background technique [0002] Subdivided water injection of water injection wells is the key to stabilizing oil production and controlling water in oilfields. At present, most water wells are multi-layer subdivided water injection. For the compression type layered water injection string packer, it needs to be lowered into the dead water nozzle first when the packer is released. After the release is successful, pull out the dead water nozzle and put it into the matching water injection nozzle. In this way, the process will be complicated due to the release of the packer during on-site operations, and downhole accidents such as pulling out the steel wire and failing to catch the water nozzle will easily occur, and even cause operational problems. Rework, and at the same time, the faucets are connected by welding when they are connected to the wa...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): E21B43/20
CPCE21B43/20
Inventor 毛元红
Owner 大庆市世纪龙石油科技开发有限公司
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