CN102285489A - 带有圆形螺纹的钢管保护器 - Google Patents

带有圆形螺纹的钢管保护器 Download PDF

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Publication number
CN102285489A
CN102285489A CN2011102331772A CN201110233177A CN102285489A CN 102285489 A CN102285489 A CN 102285489A CN 2011102331772 A CN2011102331772 A CN 2011102331772A CN 201110233177 A CN201110233177 A CN 201110233177A CN 102285489 A CN102285489 A CN 102285489A
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China
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steel pipe
protector
circular thread
inner lining
plastic inner
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CN2011102331772A
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Inventor
李金明
王新来
李长建
张耀军
周伟
路梅
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JINYINGDA PLASTIC PRODUCT TIANJIN LLC
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JINYINGDA PLASTIC PRODUCT TIANJIN LLC
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Priority to CN2011102331772A priority Critical patent/CN102285489A/zh
Publication of CN102285489A publication Critical patent/CN102285489A/zh
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Abstract

一种带有圆形螺纹的钢管保护器,涉及到一种钢管管头的保护套件,包括顶部为圆弧状的钢套,钢套内部设有塑料内衬,塑料内衬与钢套顶部圆弧结合部设有台肩,塑料内衬向底部设有向内过渡凹进的封底,所述塑料内衬内壁设有圆形螺纹。其有益效果是,采用圆形螺纹后,与钢管的连接成为非密封连接,连接及拆除更加容易,并且保护器的圆形螺纹不易遭受外来的损伤,也使保护器更加耐用。

Description

带有圆形螺纹的钢管保护器
技术领域
本发明涉及到一种钢管管头的保护套件,用于石油套管及各类管材端部螺纹的保护,使其在运输搬到和储存过程中不受伤害和侵蚀。 
背景技术
钢管在运输过程中,极易对管端头造成损害,为了对管头进行保护,一般在管端头套装管帽,也即保护器。保护器设有与钢管相配合的螺纹,用于和钢管进行连接。但保护器与钢管连接后,使用时还需要拆除保护器,因此其连接并不需要严格的密封性。同时采用常规的螺纹后,保护器螺纹非常容易受伤,影响到与钢管的连接。 
发明内容
本发明提供了一种带有圆形螺纹的钢管保护器,避免螺纹受到伤害,使连接更加容易。 
为了达到上述目的,本发明采取的技术方案是: 
一种带有圆形螺纹的钢管保护器,包括顶部为圆弧状的钢套,钢套内部设有塑料内衬,塑料内衬与钢套顶部圆弧结合部设有台肩,塑料内衬向底部设有向内过渡凹进的封底,其特征是:所述塑料内衬内壁设有圆形螺纹。 
本发明的有益效果是,采用圆形螺纹后,与钢管的连接成为非密封连接,连接及拆除更加容易,并且保护器的圆形螺纹不易遭受外来的损伤,也使保护器更加耐用。 
附图说明
图1为本发明结构示意图。 
图中:1.塑料内衬;2.钢套;3.台肩;4.封底;5.圆形螺纹。 
具体实施方式
由附图1可知,本发明包括顶部为圆弧状的钢套2,钢套2内部设有塑料内衬1,塑料内衬1与钢套2顶部圆弧结合部设有台肩3,在钢管管端受外力时起到缓冲作用。塑料内衬1向底部设有向内过渡凹进的封底4,在所述塑料内衬1内壁设有圆形螺纹5,圆形螺纹5的作用是方便连接拆卸,并且螺纹不易受到损害。 
应当说明的是,本发明所述的实施方式仅仅是其优选方式,对属于本发明技术方案而仅仅是显而易见的改动,均应属于本发明的保护范围之内。 

Claims (1)

1.一种带有圆形螺纹的钢管保护器,包括顶部为圆弧状的钢套,钢套内部设有塑料内衬,塑料内衬与钢套顶部圆弧结合部设有台肩,塑料内衬向底部设有向内过渡凹进的封底,其特征是:所述塑料内衬内壁设有圆形螺纹。
CN2011102331772A 2011-08-16 2011-08-16 带有圆形螺纹的钢管保护器 Pending CN102285489A (zh)

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CN2011102331772A CN102285489A (zh) 2011-08-16 2011-08-16 带有圆形螺纹的钢管保护器

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CN2011102331772A CN102285489A (zh) 2011-08-16 2011-08-16 带有圆形螺纹的钢管保护器

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CN102285489A true CN102285489A (zh) 2011-12-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102642666A (zh) * 2012-04-27 2012-08-22 天津市津英达塑料制品有限责任公司 带有锥度的外螺纹保护器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102642666A (zh) * 2012-04-27 2012-08-22 天津市津英达塑料制品有限责任公司 带有锥度的外螺纹保护器

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Application publication date: 20111221