WO2016155590A1 - 一种柱塞泵阀箱总成 - Google Patents

一种柱塞泵阀箱总成 Download PDF

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Publication number
WO2016155590A1
WO2016155590A1 PCT/CN2016/077487 CN2016077487W WO2016155590A1 WO 2016155590 A1 WO2016155590 A1 WO 2016155590A1 CN 2016077487 W CN2016077487 W CN 2016077487W WO 2016155590 A1 WO2016155590 A1 WO 2016155590A1
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Prior art keywords
ball
versail
plunger
valve
pump valve
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PCT/CN2016/077487
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English (en)
French (fr)
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吴雷河
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濮阳市中信激扬机械制造有限公司
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Publication of WO2016155590A1 publication Critical patent/WO2016155590A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/10—Valves; Arrangement of valves

Definitions

  • the utility model relates to the technical field of oil production/gas equipment, and more particularly to a piston pump valve box assembly.
  • Fracturing is an important part of the exploration and development engineering sequence of medium and low permeability oilfields.
  • the plunger pump sucks the fracturing fluid from the suction pipe. After the piston pump valve box assembly is pressurized, it is discharged by the high pressure discharge pipe and injected into the underground. Fracturing operation, because the fracturing fluid contains solid particles, the traditional piston pump valve box assembly is easily interfered by particles, affecting the sealing effect, directly leading to performance degradation, and the piston pump valve box assembly has a short service life.
  • the purpose of the utility model is to provide a plunger pump valve box assembly with good sealing effect and long service life in view of the technical defects existing in the prior art.
  • a plunger pump valve box assembly comprises a box body, a plunger and a Versail assembly.
  • the box body is provided with a plunger end cavity body, a suction cavity body and a discharge cavity body, and the suction cavity body and the discharge cavity body are respectively provided
  • a Versal assembly includes the Paris, the oil seal, the dome cover, the Versail ball and the anti-collision rubber.
  • the oil seal is located between the Versail seat and the dome cover.
  • the anti-collision rubber is located at the top of the inner wall of the dome.
  • the ball is located in the ball cover; the outer diameter of the plunger is sleeved with a steel ring, a first packing, a second packing, and a copper sleeve, and the body part is screwed into the box body, and the body cavity is screwed and fixed by the packing cap thread.
  • the body is drilled with two threaded wire holes, two threaded wire holes are in a straight line, the threaded wire holes are perpendicular to the center line of the body, and a wire plug is installed on the threaded wire holes, and liquid impurities can come out from the threaded wire holes.
  • a spring seat press sleeve is disposed in the box body, and the side pressure cover is mounted on the outside of the spring seat press sleeve, and the pressure cap is mounted outside the side pressure cover and screwed into the box body.
  • a compression spring is disposed between the Versail assembly and the spring seat in the suction chamber, and the spring seat is hung on
  • a compression spring is disposed between the Versail assembly and the upper gland in the discharge chamber of the spring seat.
  • the outer surface of the Versail ball has a layer of yttrium-stabilized zirconia anti-corrosion and wear-resistant layer.
  • the compression spring is a cylindrical spiral compression spring.
  • a Ya-shaped rubber ring is disposed between the plunger and the packing cap.
  • the ball cover of the utility model has a large internal space, and the volute height of the ball is large, so the granular liquid can pass, and the anti-collision rubber is arranged above the ball of Versail, and the oil seal is arranged under the ball, the sealing effect is good, and the wear of the ball is good. Strong and long service life.
  • Figure 1 is a schematic view of the structure of the present invention.
  • a plunger pump valve box assembly comprises a box body, a plunger and a Versail assembly.
  • the box body is provided with a plunger end cavity body, a suction cavity body and a discharge cavity body, and the suction cavity body and the discharge cavity body are respectively provided
  • a Versal assembly includes the Paris, the oil seal, the dome cover, the Versail ball and the anti-collision rubber.
  • the oil seal is located between the Versail seat and the dome cover.
  • the anti-collision rubber is located at the top of the inner wall of the dome.
  • the ball is located in the dome, and the outer surface of the Versail ball is provided with a layer of yttria-stabilized zirconia anti-corrosion and wear-resistant layer.
  • the outer diameter of the plunger is sleeved with a steel ring, a first packing, a second packing, and a copper sleeve, and the body part is screwed into the box body, and the body cavity is screwed and fixed by the packing cap screw, and the plunger and the packing cap are fixed.
  • a Ya-shaped rubber ring is arranged, and two threaded wire holes are drilled in the body. The two threaded wire holes are in a straight line, the threaded wire holes are perpendicular to the center line of the body, and the wire plug is installed on the thread hole, and the liquid impurities can be Come out from the threaded wire hole.
  • a spring seat pressure sleeve is arranged in the box body, and the side pressure cover is mounted on the outside of the spring seat pressure sleeve.
  • the pressure cap is mounted outside the side pressure cover and screwed into the box body, and a cylindrical spiral compression is arranged between the Versail assembly and the spring seat in the suction chamber body.
  • the spring and the spring seat are hung on the spring seat sleeve, and a cylindrical spiral compression spring is arranged between the Versail assembly and the upper gland in the discharge chamber.

Abstract

一种柱塞泵阀箱总成，包括箱体（20）、柱塞（1）和凡尔总成，凡尔总成包括凡尔座（9）、油封（10）、球罩（11）、凡尔球（12）和防碰胶皮（13），油封（10）位于凡尔座（9）与球罩（11）之间，防碰胶皮（13）位于球罩（11）内壁顶端，凡尔球（12）位于球罩（11）内；柱塞（1）外径套有钢环（8）、第一盘根（6）、第二盘根（7）、铜套（5），函体部分旋入箱体（20）内，函体内腔由盘根压帽（2）螺纹旋入固定，函体上钻有两个螺纹丝孔（21），两个螺纹丝孔（21）在一条直线上。该阀箱总成的球罩内部空间大，凡尔球起伏高度大，颗粒状液体能通过，凡尔球上方设置防碰胶皮，凡尔球下方设置油封，密封效果好，凡尔球的耐磨性强，使用寿命长。

Description

一种柱塞泵阀箱总成 技术领域
本实用新型涉及采油/气设备技术领域，更具体地说，涉及一种柱塞泵阀箱总成。
背景技术
压裂是中、低渗透油田勘探、开发工程序列中的重要环节，柱塞泵将压裂液由吸入管吸入，经过柱塞泵阀箱总成增压后由高压排出管排出，注入井下实施压裂作业，由于压裂液中含有固体颗粒，传统的柱塞泵阀箱总成很容易被颗粒干扰，影响密封效果，直接导致性能下降，柱塞泵阀箱总成使用寿命短。
发明内容
本实用新型的目的是针对现有技术中存在的技术缺陷，而提供一种密封效果好，使用寿命长的一种柱塞泵阀箱总成。
为实现本实用新型的目的所采用的技术方案是:
一种柱塞泵阀箱总成，包括箱体，柱塞和凡尔总成，箱体内设有柱塞端腔体、吸入腔体和排出腔体，吸入腔体和排出腔体内分别设有一个凡尔总成，凡尔总成包括凡尔座、油封、球罩、凡尔球和防碰胶皮，油封位于凡尔座与球罩之间，防碰胶皮位于球罩内壁顶端，凡尔球位于球罩内；柱塞外径套有钢环、第一盘根、第二盘根、铜套，函体部分旋入箱体内，函体内腔由盘根压帽螺纹旋入固定，函体上钻有两个螺纹丝孔，两个螺纹丝孔在一条直线上，螺纹丝孔与函体的中心线垂直，螺纹丝孔上安装丝堵，液体杂质可以从螺纹丝孔处出来。
具体的，箱体内设置弹簧座压套，侧压盖装在弹簧座压套外面，压帽装在侧压盖外面并旋入箱体。
具体的，吸入腔体内的凡尔总成与弹簧座之间设置压缩弹簧，弹簧座挂在 弹簧座压套上，排出腔体内的凡尔总成与上压盖之间设置压缩弹簧。
具体的，凡尔球本体外表面有一层铈稳定氧化锆防腐耐磨层。
具体的，压缩弹簧为圆柱螺旋压缩弹簧。
具体的，柱塞与盘根压帽之间设置Ya形橡胶圈。
本实用新型的球罩内部空间大，凡尔球起伏高度大，因此颗粒状液体能通过，凡尔球上方设置防碰胶皮，凡尔球下方设置油封，密封效果好，凡尔球的耐磨性强，使用寿命长。
附图说明
图1是本实用新型的结构示意图。
1、柱塞   2、盘根压帽   3、Ya形橡胶圈   4、函体   5、铜套   6、第一盘根   7、第二盘根   8、钢环   9、凡尔座   10、油封   11、球罩   12、凡尔球   13、防碰胶皮   14、圆柱螺旋压缩弹簧   15、弹簧座   16、弹簧座压套   17、侧压盖   18、压帽   19、上压盖   20、箱体   21、螺纹丝孔   22、丝堵。
具体实施方式
一种柱塞泵阀箱总成，包括箱体，柱塞和凡尔总成，箱体内设有柱塞端腔体、吸入腔体和排出腔体，吸入腔体和排出腔体内分别设有一个凡尔总成，凡尔总成包括凡尔座、油封、球罩、凡尔球和防碰胶皮，油封位于凡尔座与球罩之间，防碰胶皮位于球罩内壁顶端，凡尔球位于球罩内，凡尔球本体外表面设有一层铈稳定氧化锆防腐耐磨层。
柱塞外径套有钢环、第一盘根、第二盘根、铜套，函体部分旋入箱体内，函体内腔由盘根压帽螺纹旋入固定，柱塞与盘根压帽之间设置Ya形橡胶圈，函体上钻有两个螺纹丝孔，两个螺纹丝孔在一条直线上，螺纹丝孔与函体的中心线垂直，螺纹丝孔上安装丝堵，液体杂质可以从螺纹丝孔处出来。
箱体内设置弹簧座压套，侧压盖装在弹簧座压套外面，压帽装在侧压盖外面并旋入箱体，吸入腔体内的凡尔总成与弹簧座之间设置圆柱螺旋压缩弹簧，弹簧座挂在弹簧座压套上，排出腔体内的凡尔总成与上压盖之间设置圆柱螺旋压缩弹簧。
最后应当说明的是:以上实施例仅用以说明本实用新型的技术方案而非对其限制；尽管参照较佳实施例对本实用新型进行了详细的说明，所属领域的普通技术人员应当理解：依然可以对本实用新型的具体实施方式进行修改或者对部分技术特征进行等同替换；而不脱离本实用新型技术方案的精神，其均应涵盖在本实用新型请求保护的技术方案范围当中。

Claims (6)

  1. 一种柱塞泵阀箱总成，包括箱体，柱塞和凡尔总成，箱体内设有柱塞端腔体、吸入腔体和排出腔体，吸入腔体和排出腔体内分别设有一个凡尔总成，其特征在于，凡尔总成包括凡尔座、油封、球罩、凡尔球和防碰胶皮，油封位于凡尔座与球罩之间，防碰胶皮位于球罩内壁顶端，凡尔球位于球罩内；柱塞外径套有钢环、第一盘根、第二盘根、铜套，函体部分旋入箱体内，函体内腔由盘根压帽螺纹旋入固定，函体上钻有两个螺纹丝孔，两个螺纹丝孔在一条直线上，螺纹丝孔与函体的中心线垂直，螺纹丝孔上安装丝堵。
  2. 根据权利要求1所述一种柱塞泵阀箱总成，其特征在于，箱体内设置弹簧座压套，侧压盖装在弹簧座压套外面，压帽装在侧压盖外面并旋入箱体。
  3. 根据权利要求2所述一种柱塞泵阀箱总成，其特征在于，吸入腔体内的凡尔总成与弹簧座之间设置压缩弹簧，弹簧座挂在弹簧座压套上，排出腔体内的凡尔总成与上压盖之间设置压缩弹簧。
  4. 根据权利要求1所述一种柱塞泵阀箱总成，其特征在于，凡尔球本体外表面有一层铈稳定氧化锆防腐耐磨层。
  5. 根据权利要求3所述一种柱塞泵阀箱总成，其特征在于，压缩弹簧为圆柱螺旋压缩弹簧。
  6. 根据权利要求1所述一种柱塞泵阀箱总成，其特征在于，柱塞与盘根压帽之间设置Ya形橡胶圈。
PCT/CN2016/077487 2015-04-03 2016-03-28 一种柱塞泵阀箱总成 WO2016155590A1 (zh)

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CN106968659A (zh) * 2017-05-16 2017-07-21 华美孚泰油气增产技术服务有限责任公司 页岩油气水力压裂y型液力端

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CN204553199U (zh) * 2015-04-03 2015-08-12 濮阳市中信激扬机械制造有限公司 一种柱塞泵阀箱总成
CN109083820A (zh) * 2018-09-17 2018-12-25 三川德青工程机械有限公司 防堵注浆泵
CN109351887B (zh) * 2018-11-30 2024-03-15 中冶建工集团有限公司 一种转动限位插柱结构
CN113217629B (zh) * 2020-01-21 2023-02-10 中国石油天然气股份有限公司 油封总成及其安装方法
CN111502981B (zh) * 2020-05-15 2023-08-25 美国杰瑞国际有限公司 一种新型柱塞泵液力端总成结构
WO2022011712A1 (zh) * 2020-07-17 2022-01-20 烟台杰瑞石油装备技术有限公司 一种长寿命的柱塞泵液力端
CN114593047A (zh) * 2021-12-20 2022-06-07 盐城市崇达石化机械有限公司 压裂车液力端半球式凡尔总成

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CN204328037U (zh) * 2014-11-23 2015-05-13 唐晓武 一种新型在线维修球阀
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