CN208430982U - 一种快装碎屑捕捞装置 - Google Patents

一种快装碎屑捕捞装置 Download PDF

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CN208430982U
CN208430982U CN201820772526.5U CN201820772526U CN208430982U CN 208430982 U CN208430982 U CN 208430982U CN 201820772526 U CN201820772526 U CN 201820772526U CN 208430982 U CN208430982 U CN 208430982U
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温馨
宁世品
韩滔
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JEREH ENERGY SERVICES Co Ltd
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Abstract

本实用新型提供了一种快装碎屑捕捞装置,包括过滤装置,所述过滤装置包括滤筒和滤网,滤网固定于滤筒内,滤筒通过进口管汇和出口管汇分别与进口出口连通,进口与出口通过直流管汇连接,直流管汇设有第一阀门控制通断,所述滤筒两端通过快装结构连接有后盖,滤筒与后盖之间设有密封装置,后盖连接有泄压装置,进口管汇和出口管汇设有第二阀门控制通断,进口管汇设有压力监测装置。本实用新型用于捕捞油气井返出到地面的固体碎屑和砂砾,主要解决了常规捕捞装置滤筒拆装不便的问题。

Description

一种快装碎屑捕捞装置
技术领域
本实用新型涉及石油机械领域,具体涉及一种快装碎屑捕捞装置。
背景技术
随着国内页岩气、致密油气的开发,在水平井施工中,分簇射孔—复合桥塞联作的分段压裂工艺得到广泛应用。作为该工艺核心技术之一的就是快钻复合桥塞技术。在钻磨复合桥塞的过程中产生大量的复合材料碎屑、卡瓦碎块、胶皮等。它们随着循环液体返出井筒,需要利用碎屑捕捞装置收集碎屑,过滤循环液体,避免碎屑堵塞井口的防喷管线。另外,收集的碎屑可进行数量和形状分析,便于后续磨鞋形式、钻磨液及钻磨流程的选择。现有碎屑捕捞装置的滤筒和盖帽一般采用螺纹结构连接,安装对扣困难,拆装过程工作量大,存在很大的安全风险。
实用新型内容
本实用新型的目的克服现有技术的不足,提供一种快装碎屑捕捞装置,用于捕捞油气井返出到地面的固体碎屑和砂砾,主要解决了常规捕捞装置滤筒拆装不便的问题。
本实用新型的目的是通过以下技术措施达到的:
一种快装碎屑捕捞装置,包括过滤装置,所述过滤装置包括滤筒和滤网,滤网固定于滤筒内,滤筒通过进口管汇和出口管汇分别与进口出口连通,进口与出口通过直流管汇连接,直流管汇设有第一阀门控制通断,所述滤筒两端通过快装结构连接有后盖,滤筒与后盖之间设有密封装置,后盖连接有泄压装置,进口管汇和出口管汇设有第二阀门控制通断,进口管汇设有压力监测装置。
进一步地,所述快装结构包括锁定销钉、滤筒上设置的第一棱和后盖上设置的第二棱,第一棱为L型,第一棱和第二棱相互错开配合固定滤筒与后盖,锁定销钉穿过后盖锁定到滤筒相应位置开设的凹槽内。
滤筒和后盖的快装结构是在滤筒和后盖上分别设有相互错开的棱,并且在滤筒的棱是L型。安装时,将后盖和滤筒的棱相互错开,推动后盖到滤筒,直到后盖与滤筒的端面贴合,顺时针旋转后盖,当后盖的棱和滤筒的L型棱的端面贴合,即后盖安装到位,将锁定销钉穿过后盖,锁定在滤筒的限位槽。拆卸时,取出锁定销钉,逆时针旋转后盖,当后盖的棱和滤筒的L型棱的另一端面贴合,即后盖和滤筒的棱相互错开,向外取出后盖即可完成拆卸。
进一步地,所述锁定销钉的数目为若干个。
进一步地,所述进口管汇和出口管汇位于滤筒的两端,滤网的一端固定连接有拉环和限位环,拉环位于滤筒进口管汇的一端,滤筒内设有台阶面与限位环的位置配合起到限位作用,拉环远离滤网的一端与后盖的内端面接触。
进一步地,所述过滤装置为两个,两个过滤装置通过四通和管汇与进口、出口连接,进口连接有四通一,四通一相对的两侧通过进口管汇与过滤装置连接,四通一通过直流管汇连接有四通二,四通二相对的两侧通过出口管汇与过滤装置连接,四通二与出口连接。
进一步地,所述压力监测装置包括压力表,压力表与进口管汇连接。
进一步地,所述滤筒通过卡箍固定在底板上。
进一步地,所述第一阀门、第二阀门均使用平板阀。
进一步地,所述泄压装置包括针阀,针阀通过螺纹连接与后盖连接。
进一步地,所述后盖外部连接有若干个协助拆卸后盖受力的后盖耳,后盖耳焊接在后盖外部,后盖耳设有通孔。
与现有技术相比,本实用新型的有益效果是:
滤筒和后盖快装连接,增强了拆装的便利性,避免螺纹连接拆装的劳动强度,提升现场作业效率。
锁定锁定销钉锁定,避免快装结构意外脱出,确保作业安全。
下面结合附图和具体实施方式对本实用新型作详细说明。
附图说明
图1是本实用新型的结构示意图。
图2是本实用新型立体图的结构示意图。
图3是滤筒处第一棱的结构示意图。
图4是滤筒与后盖连接处的结构示意图。
图5是后盖与滤筒连接处的结构示意图。
其中,1、针阀,2、后盖,3、锁定销钉,4、滤网,5、滤筒,6、限位环,7、拉环,8、压力表,9、进口管汇,10、出口管汇,11、四通一,12、四通二,13、底板,14、卡箍,15、直流管汇,16、第一阀门,17、第二阀门,18、第一棱,19、第二棱,20、后盖耳。
具体实施方式
如图1至5所示,一种快装碎屑捕捞装置,包括过滤装置,所述过滤装置包括滤筒5和滤网4,滤网4固定于滤筒5内,滤筒5通过进口管汇9和出口管汇10分别与进口出口连通,进口与出口通过直流管汇15连接,直流管汇15设有第一阀门16控制通断,所述滤筒5两端通过快装结构连接有后盖2,滤筒5与后盖2之间通过密封垫实现密封,后盖2螺纹连接有针阀1,进口管汇9和出口管汇10设有第二阀门17控制通断,进口管汇9螺纹连接有压力表8。
所述快装结构包括若干个锁定销钉3、滤筒5上设置的第一棱18和后盖2上设置的第二棱19,第一棱18为L型,第一棱18和第二棱19相互错开配合固定滤筒5与后盖2,锁定销钉3穿过后盖2锁定到滤筒5相应位置开设的凹槽内。
所述进口管汇9和出口管汇10位于滤筒5的两端,滤网4的一端固定连接有拉环7和限位环6,拉环7位于滤筒5进口管汇9的一端,滤筒5内设有台阶面与限位环6的位置配合起到限位作用,拉环7远离滤网4的一端与后盖2的内端面接触。
所述过滤装置为两个,两个过滤装置通过四通和管汇与进口、出口连接,进口连接有四通一11,四通一11相对的两侧通过进口管汇9与过滤装置连接,四通一11通过直流管汇15连接有四通二12,四通二12相对的两侧通过出口管汇10与过滤装置连接,四通二12与出口连接。
所述滤筒5通过卡箍14固定在底板13上。所述第一阀门16、第二阀门17均使用平板阀。所述后盖2外部连接有若干个后盖耳20,后盖耳20焊接在后盖2外部,后盖耳20设有通孔后盖耳20在拆卸后盖2时受力起到协助拆卸作用。
工作流程:快装地面碎屑捕捞装置中靠近拉环7一端为进口,另一端为出口。使用时,从井口采油树上接出的返排管线连接到进口,出口由壬法兰连接到节流管汇上。以两个四通为中心线,关闭连接四通的平板阀,关闭中心线一侧的两个平板阀,打开另一侧两个平板阀,带有井内碎屑和砂砾的流体依次通过靠近进口与滤筒5连接的平板阀、滤网4、靠近出口与滤筒5连接的平板阀,由出口由壬法兰流出,井内碎屑和砂砾被阻拦在滤网4内,若法兰短节上的压力表8指针读数增加,则说明滤网4内装满碎屑和砂砾或被堵塞,此时打开与另一端滤筒5连接的两个平板阀,关闭压力升高的滤筒5连接的两个平板阀。打开高压针阀1,当滤筒5上的压力表8指针读数为“零”时,卸下锁定销钉3,打开滤筒5靠近进口的后盖2,拉住拉环7将滤网4取出,将滤网4内碎屑和砂砾清理干净后,重新安装滤网4到滤筒5内,安装后盖2到滤筒5上,关闭高压针阀1。两侧滤筒5重复以上步骤倒换使用。当井内碎屑排出干净后,打开第二阀门17,关闭与两滤筒5连接的平板阀,流体直接通过出口位置的由壬法兰流出进行生产。

Claims (10)

1.一种快装碎屑捕捞装置,包括过滤装置,所述过滤装置包括滤筒和滤网,滤网固定于滤筒内,滤筒通过进口管汇和出口管汇分别与进口、出口连通,进口与出口通过直流管汇连接,直流管汇设有第一阀门控制通断,其特征在于:所述滤筒两端通过快装结构连接有后盖,滤筒与后盖之间设有密封装置,后盖连接有泄压装置,进口管汇和出口管汇设有第二阀门控制通断,进口管汇设有压力监测装置。
2.根据权利要求1所述的一种快装碎屑捕捞装置,其特征在于:所述快装结构包括锁定销钉、滤筒上设置的第一棱和后盖上设置的第二棱,第一棱为L型,第一棱和第二棱相互错开配合固定滤筒与后盖,锁定销钉穿过后盖锁定到滤筒相应位置开设的凹槽内。
3.根据权利要求2所述的一种快装碎屑捕捞装置,其特征在于:所述锁定销钉的数目为若干个。
4.根据权利要求2所述的一种快装碎屑捕捞装置,其特征在于:所述进口管汇和出口管汇位于滤筒的两端,滤网的一端固定连接有拉环和限位环,拉环位于滤筒进口管汇的一端,滤筒内设有台阶面与限位环的位置配合起到限位作用,拉环远离滤网的一端与后盖的内端面接触。
5.根据权利要求2所述的一种快装碎屑捕捞装置,其特征在于:所述过滤装置为两个,两个过滤装置通过四通和管汇与进口、出口连接,进口连接有四通一,四通一相对的两侧通过进口管汇与过滤装置连接,四通一通过直流管汇连接有四通二,四通二相对的两侧通过出口管汇与过滤装置连接,四通二与出口连接。
6.根据权利要求1-5任一项所述的一种快装碎屑捕捞装置,其特征在于:所述压力监测装置包括压力表,压力表与进口管汇连接。
7.根据权利要求6所述的一种快装碎屑捕捞装置,其特征在于:所述滤筒通过卡箍固定在底板上。
8.根据权利要求6所述的一种快装碎屑捕捞装置,其特征在于:所述第一阀门、第二阀门均使用平板阀。
9.根据权利要求1所述的一种快装碎屑捕捞装置,其特征在于:所述泄压装置包括针阀,针阀通过螺纹连接与后盖连接。
10.根据权利要求2所述的一种快装碎屑捕捞装置,其特征在于:所述后盖外部连接有若干个协助拆卸后盖受力的后盖耳,后盖耳焊接在后盖外部,后盖耳设有通孔。
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CN112855094A (zh) * 2021-03-11 2021-05-28 中海艾普油气测试(天津)有限公司 一种具备捕屑功能的油嘴管汇
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