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CN-224220817-U - Defoaming device for bubble drainage effusion of gas well

CN224220817UCN 224220817 UCN224220817 UCN 224220817UCN-224220817-U

Abstract

The utility model discloses a defoaming device for defoaming accumulated liquid of a gas well, which relates to the technical field of gas production of gas wells and comprises a defoaming barrel, a first defoaming mechanism, a bearing seat, a second defoaming mechanism, a servo motor and a liquid inlet hose, wherein the outer wall of the defoaming barrel is respectively provided with a foam inlet pipe and a liquid outlet pipe, the first defoaming mechanism is arranged in an inner cavity of the defoaming barrel, the bearing seat is fixed at the bottom of the defoaming barrel, the second defoaming mechanism is arranged at the top of the defoaming barrel, and the servo motor is arranged at the top of the first defoaming mechanism. According to the utility model, through the arrangement mode of the first defoaming mechanism and the second defoaming mechanism, the solid defoaming agent of the first defoaming mechanism can be used for naturally ablating foam, the second defoaming mechanism can be used for extruding foam to the first defoaming mechanism, so that the foam is conveniently crushed, the liquid defoaming agent is matched with the foam to be sprayed, a large amount of foam is conveniently and rapidly defoamed, and the foam-removing device is suitable for defoaming a gas well with large daily water yield.

Inventors

  • ZHENG CHAOJIAN

Assignees

  • 成都鑫博奥油气工程技术服务有限公司

Dates

Publication Date
20260512
Application Date
20250530

Claims (6)

  1. 1. A foam removal apparatus for bubble removal of liquid accumulation in a gas well, comprising: The defoaming device comprises a defoaming barrel (1), wherein a foam inlet pipe (2) and a liquid discharge pipe (3) are respectively installed in the middle and the bottom of the outer wall of the defoaming barrel (1) in a penetrating manner; Characterized by further comprising: The first defoaming mechanism (4) is arranged in the inner cavity of the defoaming barrel (1); The bearing seat (5), the said bearing seat (5) is fixed to the bottom of the defoaming cylinder (1); The second defoaming mechanism (6) is arranged at the top of the defoaming barrel (1), and the second defoaming mechanism (6) is used for spraying liquid defoaming agent and foaming foam; the servo motor (7) is arranged at the top of the second defoaming mechanism (6); And the liquid inlet hose (8) penetrates through the defoaming barrel (1) and is connected with a feeding pipe outside the defoaming barrel (1).
  2. 2. A foam removal apparatus for gas well foam drainage fluid according to claim 1, wherein the first foam removal mechanism (4) comprises: The bearing frame (41), the said bearing frame (41) is fixed to the inner wall of the defoaming cylinder (1); The liquid outlet hole (42) is formed in the bottom of the bearing frame (41); A solid defoaming agent (43), wherein the solid defoaming agent (43) is filled in the inner cavity of the bearing frame (41); And the protective net (44) is fixed at the corners of the bearing frame (41) through screws.
  3. 3. A defoaming device for gas well foam drainage liquid according to claim 2, characterized in that said second defoaming mechanism (6) comprises: The bottom of the screw rod (61) is connected with the middle part of the bearing seat (5) in a rotary penetrating way through a bearing; The nut seat (62) is threaded on the outer wall of the screw rod (61); A pressure plate (63), wherein the pressure plate (63) is fixed at the bottom of the nut seat (62); An arc-shaped plate (64), wherein the arc-shaped plate (64) is fixed on one side of the pressure plate (63), and the arc-shaped plate (64) is used for blocking the end part of the foam inlet pipe (2); the liquid spraying assembly (65), the liquid spraying assembly (65) is connected with the liquid inlet hose (8).
  4. 4. A defoaming device for gas well foam drainage accumulated liquid according to claim 3, characterized in that the screw rod (61) is connected with the middle part of the bearing frame (41) in a rotary penetrating way, the top of the screw rod (61) is connected with the top of the defoaming barrel (1) in a rotary penetrating way through a bearing, and the screw rod (61) is movably connected with the middle part of the pressure plate (63).
  5. 5. A defoaming device for gas well foam drainage liquid according to claim 3, characterized in that said liquid spraying assembly (65) comprises: The circular pipe coil (651), the said circular pipe coil (651) is connected with liquid inlet hose (8); And a spray head (652), wherein the spray head (652) is fixed between the circular coil pipe (651) and the pressure plate (63).
  6. 6. The foam removing device for gas well foam drainage accumulated liquid according to claim 5, wherein the disc tube (651) is fixed at the top of the pressure plate (63) through a buckle, the spray head (652) is arranged opposite to the first foam removing mechanism (4), and the foam inlet tube (2) is arranged between the first foam removing mechanism (4) and the second foam removing mechanism (6).

Description

Defoaming device for bubble drainage effusion of gas well Technical Field The utility model relates to the technical field of gas well gas production, in particular to a defoaming device for gas well foam drainage effusion. Background In the foam drainage gas production process, after the foaming agent is mixed with the accumulated liquid of the shaft, a large amount of low-density aqueous foam is formed under the stirring of air flow, and the foam is favorable for carrying the accumulated liquid to the ground from the bottom of the shaft, however, when the foam rises to the ground along with natural gas, if defoaming treatment is not carried out, the foam brings harm to links such as gas-liquid separation, gas purification treatment, transportation, storage and transportation, and the like, and meanwhile, the collection and treatment of liquid are also unfavorable, and the problems of difficult discharge, environmental pollution and the like can be caused. The existing gas well with larger daily water yield is subjected to defoaming operation by continuously pumping a defoaming agent into a defoaming device in a gas transmission pipe through a high-pressure pump or foam for discharging accumulated liquid is contacted with a solid defoaming agent to realize defoaming, but when defoaming, the defoaming efficiency is realized completely by the contact surface of the foam and the defoaming agent, the foam solubility is not high, so that the defoaming efficiency in the gas transmission pump is lower, and the defoaming efficiency of the gas well with larger daily water yield is influenced. Disclosure of utility model The utility model aims to provide a defoaming device for bubble drainage effusion of a gas well, which aims to solve the problems in the background technology. In order to achieve the purpose, the utility model provides the following technical scheme that the defoaming device for the gas well foam drainage effusion comprises: the middle part and the bottom of the outer wall of the defoaming cylinder are respectively provided with a foam inlet pipe and a liquid discharge pipe in a penetrating way; Further comprises: the first defoaming mechanism is arranged in the inner cavity of the defoaming barrel; The bearing seat is fixed at the bottom of the defoaming barrel; The second defoaming mechanism is arranged at the top of the defoaming barrel and is used for spraying liquid defoaming agent and pressing foam of foam; the servo motor is arranged at the top of the second defoaming mechanism; The liquid inlet hose penetrates through the defoaming barrel and is connected with a feeding pipe outside the defoaming barrel. Preferably, the first defoaming mechanism includes: the bearing frame is fixed on the inner wall of the defoaming barrel; the liquid outlet hole is formed in the bottom of the bearing frame; the solid defoaming agent is filled in the inner cavity of the bearing frame; the protection net is fixed at the corners of the bearing frame through screws. Preferably, the second defoaming mechanism includes: The bottom of the screw rod is connected with the middle part of the bearing seat in a rotary penetrating way through a bearing; The nut seat is threaded on the outer wall of the screw rod; The pressure plate is fixed at the bottom of the nut seat; the arc-shaped plate is fixed on one side of the pressure plate and is used for plugging the end part of the foam inlet pipe; the liquid spraying assembly is connected with the liquid inlet hose. Preferably, the screw rod is connected with the middle part of the bearing frame in a rotary penetrating way, the top of the screw rod is connected with the top of the defoaming cylinder in a rotary penetrating way through a bearing, and the screw rod is movably connected with the middle part of the pressure plate. Preferably, the spray assembly comprises: The circular coil pipe is connected with the liquid inlet hose; the spray head is fixed between the circular coil pipe and the pressure plate. Preferably, the disc tube is fixed at the top of the pressure plate through a buckle, the spray head and the first defoaming mechanism are arranged oppositely, and the foam inlet tube is arranged between the first defoaming mechanism and the second defoaming mechanism. The utility model has the technical effects and advantages that: According to the utility model, through the arrangement mode of the first defoaming mechanism and the second defoaming mechanism, the solid defoaming agent of the first defoaming mechanism can be used for naturally ablating foam, the second defoaming mechanism can be used for extruding foam to the first defoaming mechanism, so that the foam is conveniently crushed, the defoaming efficiency of the foam is accelerated, the liquid defoaming agent is matched with the foam spraying, a large amount of foam is conveniently and rapidly defoamed, and the foam defoaming device is suitable for defoaming a gas well with large daily water yield. Drawin