CN202926565U - 沉储防垢抽油泵 - Google Patents

沉储防垢抽油泵 Download PDF

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Publication number
CN202926565U
CN202926565U CN 201220403205 CN201220403205U CN202926565U CN 202926565 U CN202926565 U CN 202926565U CN 201220403205 CN201220403205 CN 201220403205 CN 201220403205 U CN201220403205 U CN 201220403205U CN 202926565 U CN202926565 U CN 202926565U
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scale
scraper
inner hole
well pump
hole thread
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刘孝飞
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Henan letter space petroleum machinery is manufactured limited company
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XINYU PETROLEUM MACHINERY AND CHEMICAL CO Ltd PUYANG CITY
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Abstract

一种沉储防垢抽油泵由上接头1、上刮垢器2、上储垢腔3、短泵筒4、下刮垢器5、加长柱塞6、上部外油管7、下部外油管8、凡尔护罩9、下储垢腔10、连接接箍11、支撑接头12、固定凡尔总成13、连接接箍14、连接接箍15组成,抽油泵在工作时,长柱塞外表面的杂质及水垢在上冲程时,在短泵筒4下端下刮垢器5作用下,刮削的水垢及杂质落入下储垢腔10,防止落入固定凡尔上,使固定凡尔失效;在下冲程过程中,上刮垢器2把柱塞外表面的杂质及水垢刮削,通过通孔落入上刮垢腔3,防止进入泵筒。由于上下刮垢器把杂质及水垢刮削,落入上下储垢腔,防止进入泵筒卡泵,使抽油泵具有除垢、防卡的特点,大大延长抽油泵的使用寿命。

Description

沉储防垢抽油泵
所属技术领域
本实用新型涉及一种油田原油抽采设备,尤其涉及一种用于油田抽油机的抽油泵,该泵适用于介质含砂含垢的油井。 
技术背景
我国许多油田已进入中后期开采,地下井况复杂,井液中含砂及其它杂质、水垢较多,使抽油泵卡泵失效,油井免修期减短,造成采油成本大大增加。 
发明内容
为了克服现有抽油泵的不足,本实用新型提供一种沉储防垢抽油泵,该泵为长柱塞,短泵筒结构,能有效地把柱塞光杆表面上的杂质及油垢刮去,并能储存在上下环形空间的储存垢腔中,避免柱塞及泵筒两端结垢造成的卡泵现象。从而提高抽汲效率,延长检泵周期。 
本实用新型解决其技术问题所采用的技术方案是:一种沉储防垢抽油泵主要由上接头1、上刮垢器2、上储垢腔3、短泵筒4、下刮垢器5、加长柱塞6、上部外油管7、下部外油管8、凡尔护罩9、下储垢腔10、连接接箍11、支撑接头12、固定凡尔总成13、连接接箍14、连接接箍15组成,上刮垢器2与上接头1用螺纹连接,短泵筒4上部与上刮垢器2下部内孔螺纹连接,其下部与下刮垢器5上部内孔螺纹连接;上部外油管7上部与上接头1的下部内孔螺纹连接,其下部与连接接箍11上部内孔螺纹连接;下部刮垢器5上部外圆与连接接箍11下部内孔螺纹连接,其下部与连接接箍14上部内孔螺纹连接;下部外油管8上部与连接接箍14下部内孔螺纹连接,其下部与连接接箍15上部内孔螺纹连接,凡尔护罩9用螺纹拧入固定凡尔总成13上部内孔,固定凡尔总成13与连接接箍15下部内孔螺纹连接,加长柱塞6与短泵筒4间隙配合松套在短泵筒4的内孔。所述上刮垢器上口内圆带锐角的突出部分为刮垢用的拉刀,沿圆周均布的通孔为垃圾通道。所述凡尔护罩9上部为盲孔,中部沿圆周 均布20-30个φ3-φ5通孔,下部外圆制成外螺纹与固定凡尔总成13上部内孔螺纹连接。抽油泵在工作时,长柱塞外表面的杂质及水垢在上冲程时,水垢在短泵筒4下端下刮垢器5作用下,刮削柱塞上的水垢及杂质落入下储垢腔10,防止落入固定凡尔总成上,使固定凡尔总成失效;在下冲程过程中,上刮垢器2把柱塞外表面的杂质及水垢刮削,通过通孔落入上刮垢腔3,防止进入泵筒。 
本实用新型的有益效果是:由于上下刮垢器把柱塞外表面的杂质及水垢刮削,落入上下储垢腔,防止杂质及水垢进入泵筒卡泵,使抽油泵具有除垢、防砂卡的特点,大大延长抽油泵的使用寿命。 
附图说明
下面结合附图和实施例对本实用新型作进一步的说明 
图1是本实用新型的主视图 
图中:1、上接头,2、上刮垢器,3、上储垢腔,4、短泵筒,5、下刮垢器,6、加长柱塞,7、上部外油管,8、下部外油管,9、凡尔护罩,10、下储垢腔,11、连接接箍,12、支撑接头,13、固定凡尔总成,14、连接接箍,15、连接接箍。 
具体实施方式
在图1实施例中,利用机床可加工好上接头1、上刮垢器2、短泵筒4、下刮垢器5、加长柱塞6、上部外油管7、下部外油管8、凡尔护罩9、连接接箍11、支撑接头12,固定凡尔总成13。上刮垢器2是安装在上接头1的下端,上部外油管7上方连接上接头1,下刮垢器5连接短泵筒4,短泵筒4内设有加长柱塞6,短泵筒4上端外侧连接上刮垢器2,短泵筒4与上部外油管7的环形空间为上储垢腔3,下部外油管8下端连接支撑接头12,支撑接头12上端连接凡尔护罩9,凡尔护罩9与下部外管油8的环形空间为下储垢腔10。下部外油管8下方连接连接接箍15,支撑接头12上方与连接接箍15螺纹连接,其下方连接固定凡尔总成13。 

Claims (3)

1.一种沉储防垢抽油泵主要由上接头(1)、上刮垢器(2)、上储垢腔(3)、短泵筒(4)、下刮垢器(5)、加长柱塞(6)、上部外油管(7)、下部外油管(8)、凡尔护罩(9)、下储垢腔(10)、连接接箍(11)、支撑接头(12)、固定凡尔总成(13)构成,其特征是:上刮垢器(2)与上接头(1)用螺纹连接,短泵筒(4)上部与上刮垢器(2)下部内孔螺纹连接,其下部与下刮垢器(5)上部内孔螺纹连接;上部外油管(7)上部与上接头(1)的下部内孔螺纹连接,其下部与连接接箍(11)上部内孔螺纹连接;下部刮垢器(5)上部外圆与连接接箍(11)下部内孔螺纹连接,其下部与连接接箍(14)上部内孔螺纹连接;下部外油管(8)上部与连接接箍(14)下部内孔螺纹连接,其下部与连接接箍(15)上部内孔螺纹连接,凡尔护罩(9)用螺纹拧入固定凡尔总成(13)上部内孔,固定凡尔总成(13)与连接接箍(15)下部内孔螺纹连接,加长柱塞(6)与短泵筒(4)间隙配合松套在短泵筒(4)的内孔。
2.根据权利要求1所述一种沉储防垢抽油泵,其特征是:所述上刮垢器(2)上口内圆带锐角的突出部分为刮垢用的拉刀,沿圆周均布的通孔为垃圾通道。
3.根据权利要求1所述一种沉储防垢抽油泵,其特征是:所述凡尔护罩(9)上部为盲孔,中部沿圆周均布20-30个φ3-φ5通孔,下部外圆制成外螺纹与固定凡尔总成(13)上部内孔螺纹连接。 
CN 201220403205 2012-08-08 2012-08-08 沉储防垢抽油泵 Expired - Fee Related CN202926565U (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103573595A (zh) * 2012-08-08 2014-02-12 河南信宇石油机械制造股份有限公司 自动除垢防卡抽油泵
CN105649962A (zh) * 2016-03-11 2016-06-08 王中阳 一种管式抽油泵

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103573595A (zh) * 2012-08-08 2014-02-12 河南信宇石油机械制造股份有限公司 自动除垢防卡抽油泵
CN105649962A (zh) * 2016-03-11 2016-06-08 王中阳 一种管式抽油泵

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Owner name: HENAN XINYU PETROLEUM MACHINERY MANUFACTURING CO.,

Free format text: FORMER NAME: XINYU PETROLEUM MACHINERY AND CHEMICAL CO., LTD., PUYANG CITY

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Address after: Hualong District of Puyang City, Henan Province, 457006 State Road 106 and Kam Tin Road intersection East 100 meters

Patentee after: Henan letter space petroleum machinery is manufactured limited company

Address before: Hualong District, Puyang City, Henan Petrochemical Road northbound 457001 Province

Patentee before: Xinyu Petroleum Machinery and Chemical Co., Ltd., Puyang City

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Sinking storage scale prevention oil well pump

Effective date of registration: 20140320

Granted publication date: 20130508

Pledgee: Bank of China, Limited by Share Ltd, Zhongyuan Oilfield Branch of Puyang

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