CN100585249C - Quick change coupler - Google Patents

Quick change coupler Download PDF

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Publication number
CN100585249C
CN100585249C CN 200710305258 CN200710305258A CN100585249C CN 100585249 C CN100585249 C CN 100585249C CN 200710305258 CN200710305258 CN 200710305258 CN 200710305258 A CN200710305258 A CN 200710305258A CN 100585249 C CN100585249 C CN 100585249C
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CN
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Grant
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Prior art keywords
portion
body
provided
fastener
joint
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Application number
CN 200710305258
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Chinese (zh)
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CN101205995A (en )
Inventor
张文权
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张文权
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Abstract

The invention discloses a quick change coupler which comprises a body having a cavity, an elastic seal gasket and a fastener. The body is provided with at least two joints and at least one fastening part with external thread, wherein the fastening part is higher than the joints; a fastening connecting part in fit with the fastening part of the body is arranged on the inner wall of one end of the fastener, and a sealing part is arranged on the other end of the fastener; the elastic seal gasket is arranged between the joints of the body and the sealing part of the fastener. The invention can quickly and effectively connect pipelines with better sealing performance and firmness.

Description

快换接头 Quick couplers

技术领域 FIELD

本发明属于管路技术领域,具体涉及一种快速有效连接管路的、具有较好的密封性和牢固性的快换接头。 The present invention belongs to the field lines, particularly relates to a rapid and efficient connection piping, and having good fastness sealing quick coupling.

背景技术 Background technique

现有的管道快换接头结构复杂,成本较高,而且防渗效果较差,其使用效果不尽人意。 Quick couplings existing pipeline complex structure, high cost, and poor barrier effect, its use unsatisfactory results.

发明内容 SUMMARY

本发明的目的是提供一种可快速连结管路的快换接头。 Object of the present invention is to provide a quick connection line of the quick coupling.

实现本发明目的的技术方案是: 一种快换接头,包括设有孔腔的主体,其特征在于: 还包括弹性密封垫和紧固件;所述主体上设有至少两个接头部和至少一个设有外螺纹的紧固部,所述紧固部高出接头部;所述紧固件一端的内壁上设有与主体的紧固部相配合的紧固联结部,另一端设有密封部;所述弹性密封垫设置在主体的接头部和紧固件的密封部之间。 This object is achieved technical solution is: A quick coupling, comprising a body provided with a bore, characterized by: further comprising a resilient gasket and fasteners; at least two joint portions, and at least said upper body a fastening portion provided with an external thread, comparing the joint portion of the fastening portion; coupling is provided with a fastening portion of the fastening body portion of the fastener engaged on an inner wall of one end and the other end is provided with a sealing portion; said elastomeric seal disposed between the sealing portion and the joint portion of the fastener body.

所述主体的接头部的基本形状是截头圆锥状。 The basic shape of the joint portion of the main body is frustoconical.

:在主体的纵向截面上,所述接头部的轴向边线与接头部的中心轴线的夹角是2度 : In longitudinal section of the body, the angle between the center axis of the axial edges of the joint portion of the joint portion is 2 degrees

至5度。 To 5 degrees.

所述紧固件的密封部的基本形状是截头圆锥状,且其内壁与主体接头部之间形成一用于设置弹性密封垫的空腔。 The basic shape of the seal portion of the fastener is frustoconical, and a cavity for a resilient seal disposed between the inner wall of the body of the joint portion.

所述弹性密封垫设有密封部和挤压部,所述密封部的基本形状是管状,所述挤压部的形状是截头圆锥状、且沿中心轴方向设置有凹槽。 The elastic gasket is provided with a sealing portion and the pressing portion, the basic shape of the sealing portion is tubular, the shape of the pressing portion is frusto-conical shape and is provided with a groove along the central axis.

本发明具有积极的效果:(l)本发明在使用时,只需要把外接管道套在本发明主体相应一端的接头部上,然后把紧固件旋紧在主体上相应的紧固部上,与此同时,紧固件将弹性密封垫压紧在管道上,从而完成外接管道与该主体的一个接头部的快速联结,所以本发明具有结构较为简单,安装快速有效的优点。 The present invention has positive effects: (l) according to the present invention is in use, just need to add to the joint portion of the pipe sleeve according to the present invention, the respective end of the body, and tighten the fastener on the respective fastening portion on the body, at the same time, the elastomeric seal is compressed fastener on the pipe, thereby completing the external quick coupling pipe fitting with a portion of the body, the present invention has a simple structure, the advantages of quick and effective installation.

(2)本发明利用紧固件挤压弹性密封垫的压力来密封和定位外接管道,由于本发明把紧固件的密封部的基本形状设置成截头圆锥状,把弹性密封垫设置成密封部和挤压部,并把所述密封部的基本形状设成管状,所述挤压部的形状设成截头圆锥状、且沿中心轴方向设置有凹槽;这样的结构设计能使得本发明的紧固件牢牢压紧弹性密封垫,使得联结具有较好的密封性和牢固性。 (2) The present invention utilizes an elastic fastener seal pressing pressure pad positioned external to the seal and the pipe, since the present invention is substantially the shape of the sealing portion of the fastener is disposed frustoconical, the resilient sealing gasket arranged to portion and the pressing portion, and the basic shape of the sealing portion provided in a tubular shape is provided to the pressing portion frustoconical shape and is provided with a groove along the central axis; this constitution enables the present firmly pressing the fastener to the invention an elastic gasket, so that a good seal and coupling with firmness.

附图说明 BRIEF DESCRIPTION

图1是本发明的一种结构示意图; FIG 1 is a schematic diagram of a structure of the present invention;

图2是图1所示快换接头的分解结构示意图; FIG 2 is a schematic exploded structural quick coupling shown in Figure 1;

图3是图1所示快换接头中弹性密封垫的立体结构示意图; 3 is a perspective schematic view of the structure shown in FIG quick fitting elastic gasket;

图4是图1所示快换接头和外接管道配合的使用状态图。 4 is shown in FIG. 1 and an external quick coupling pipe fitting using a state diagram of FIG.

附图标记为:主体l,孔腔ll,接头部12,紧固部13,弹性密封垫2,密封部21, 挤压部22,凹槽221,紧固件3,紧固联结部31,密封部32,空腔4。 Reference numeral: a body L, bore ll, the joint portion 12, the fastening portion 13, the elastic gasket 2, the sealing portion 21, the pressing portion 22, the recess 221, the fastener 3, the coupling portion 31 is fastened, sealing portion 32, the cavity 4.

具体实施方式 detailed description

(实施例1) (Example 1)

图1至图4显示了本发明的第一种实施方式,其中,图1是本发明的一种结构示意图;图2是图1所示快换接头的分解结构示意图;图3是图1所示快换接头中弹性密封垫的立体结构示意图;图4是图1所示快换接头和外接管道配合的使用状态图。 Figures 1 to 4 show a first embodiment of the present invention, wherein FIG. 1 is a schematic diagram of a structure of the present invention; FIG. 2 is an exploded schematic view of the structure shown in FIG. 1 of the quick connector; FIG. 3 is a diagram showing a quick connector shown in a perspective structural diagram of the elastic seal pad; FIG. 4 is a quick coupling shown in Figure 1 and with an external conduit using a state diagram. 本实施例是一种用于连接管道的快换接头,包括设有孔腔11的主体1、弹性密封垫2 和紧固件3;所述主体1上设有至少两个接头部12和至少一个设有外螺纹的紧固部13, 所述紧固部13高出接头部12;所述紧固件3 —端的内壁上设有与主体1的紧固部13 相配合的紧固联结部31,另一端设有密封部32;所述弹性密封垫2设置在主体1的接头部12和紧固件3的密封部之间。 This embodiment is a method for the quick connection pipe joint, comprising a body provided with a bore 11, the elastic gasket 2 and the fastener 3; at least two joint portions 12 and at least one of said upper body a fastening portion provided with an external thread 13 of the fastening portion 13 above the joint portion 12; the fastener 3 - provided with a fastening body coupling portion 13 of the fastening portion on the inner wall cooperating end 31, 32 and the other end is provided with a sealing portion; elasticity of the gasket 2 is provided between the sealing portion 12 of the joint body 1 and the portion 3 of the fastener.

所述主体1的接头部12的基本形状是截头圆锥状。 The basic shape of the joint portion 12 of the main body 1 is frustoconical.

在主体1的纵向截面上,所述接头部12的轴向边线与接头部12的中心轴线的夹角是2度至5度。 1 in longitudinal section of the body, the angle between the central axis of the axial portion 12 of the joint edges of the joint portion 12 is 2 to 5 degrees.

所述紧固件3的密封部32的基本形状是截头圆锥状,且其内壁与主体1接头部12 之间形成一用于设置弹性密封垫2的空腔4。 3 basic shape of the fastener seal portion 32 is frusto-conical shape, and is provided for forming a resilient seal 12 between the inner wall of the body 1 which is the joint portion of the cavity 42 of the pad.

所述弹性密封垫2设有密封部21和挤压部22,所述密封部21的基本形状是管状, 所述挤压部22的形状是截头圆锥状、且沿中心轴方向设置有凹槽221。 The elastic gasket 2 is provided with a sealing portion 21 and the pressing portion 22, the basic shape of the sealing portion 21 is tubular, the shape of the pressing portion 22 is frusto-conical shape, and is provided with recesses along a central axis slot 221.

此外,在具体实践中,可以根据需要把本实施例中的主体部分制成三通、四通、弯头等各种形状。 Also, In practice, various shapes can be three, four, etc. as necessary to bend the body portion in the present embodiment. (1) 本实施例在使用时,只需要把外接管道套在本实施例主体相应一端的接头部上,然后把紧固件旋紧在主体上相应的紧固部上,与此同时,紧固件将弹性密封垫压紧在管道上,从而完成外接管道与该主体的一个接头部的快速联结,所以本实施例具有结构较为简单,安装快速有效的优点。 (1) When using the present embodiment, just need external sleeve pipe of the present embodiment in the respective embodiments the body portion at one end of the joint, and then tighten the fasteners to the body on the respective fastening portion, at the same time, tight the elastomeric seal is compressed firmware on the pipe, thereby completing the external quick coupling pipe fitting with a portion of the body, the present embodiment has a simple structure, the advantages of quick and effective installation.

(2) 本实施例利用紧固件挤压弹性密封垫的压力来密封和定位外接管道,由于本实施例把紧固件3的密封部32的基本形状设置成截头圆锥状,把弹性密封垫2设置成密封部21和挤压部22,并把所述密封部21的基本形状设成管状,所述挤压部22的形状设成截头圆锥状、且沿中心轴方向设置有凹槽221;这样的结构设计能使得本实施例的紧固件牢牢压紧弹性密封垫,使得联结具有较好的密封性和牢固性。 (2) The present embodiment is positioned external to the pipe and the sealing fastener with a pressure pressing the elastic gasket, since the present embodiment, substantially the shape of the sealing portion 32 of the fastener 3 is provided frustoconical, the elastic seal 2 is provided to seal the pad portion 21 and the pressing portion 22, and the basic shape of the sealing portion 21 provided in a tubular, the shape of the pressing portion 22 provided to the frusto-conical shape, and is provided with a recess along the central axis groove 221; this constitution so that this can be firmly pressed against said elastic seal pad embodiment of the fastener, so that a good seal and coupling with firmness.

显然,本实用新型的上述实施例仅仅是为清楚地说明本实用新型所作的举例,而并非是对本实用新型的实施方式的限定。 Obviously, the present invention is the above-described embodiments are merely clearly illustrate the present invention made by way of example, and not limiting the embodiment of the present invention. FIG. 对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。 Those of ordinary skill in the art, on the basis of the above described variations or changes may be made in various other forms. 这里无需也无法对所有的实施方式予以穷举。 It is unnecessary and can not be exhaustive of all embodiments. 而这些属于本实用新型的精神所引伸出的显而易见的变化或变动仍处于本实用新型的保护范围之中。 These belong to this new spirit of practical corollary of the obvious variations or changes are still in the scope of this utility model protection.

Claims (3)

  1. 1、一种快换接头,包括设有孔腔(11)的主体(1),其特征在于:还包括弹性密封垫(2)和紧固件(3);所述主体(1)上设有至少两个接头部(12)和至少一个设有外螺纹的紧固部(13),所述紧固部(13)高出接头部(12);所述紧固件(3)一端的内壁上设有与主体(1)的紧固部(13)相配合的紧固联结部(31),另一端设有密封部(32);所述弹性密封垫(2)设置在主体(1)的接头部(12)和紧固件(3)的密封部之间;所述紧固件(3)的密封部(32)的基本形状是截头圆锥状,且其内壁与主体(1)接头部(12)之间形成一用于设置弹性密封垫(2)的空腔(4);所述弹性密封垫(2)设有密封部(21)和挤压部(22),所述弹性密封垫(2)的密封部(21)的基本形状是管状,所述挤压部(22)的形状是截头圆锥状、且沿中心轴方向设置有凹槽(221)。 A quick connector, comprising a body provided with a bore (11) (1), characterized by: further comprising an elastic gasket (2) and the fastener (3); provided (1) the body there are at least two joint portions (12) and is provided with at least one fastening portion (13) of the external thread, the fastening portion (13) above the joint portion (12); the fastener (3) at one end is provided on the inner wall of the body (1) a fastening portion (13) coupling the fastening portion (31) cooperating, the other end is provided with a sealing portion (32); said elastomeric gasket (2) disposed in the body (1 ) between the joint portion (12) and the fastener (3) of the sealing portion; basic shape of the fastener (3) a sealing portion (32) is frustoconical, and the inner wall of the body (1 forming a cavity (4) for setting a resilient gasket (2) between a) the joint portion (12); said elastomeric gasket (2) is provided with a sealing portion (21) and the pressing portion (22), the the basic shape of said resilient gasket (2) a sealing portion (21) is tubular, the shape of the pressing portion (22) is frustoconical and is provided with a groove (221) along the central axis.
  2. 2、 根据权利要求l所述的快换接头,其特征在于:所述主体(1)的接头部(12) 的基本形状是截头圆锥状。 2. The quick connector of claim l, claim wherein: the basic shape of the body (1) of the joint portion (12) is frustoconical.
  3. 3、 根据权利要求2所述的快换接头,其特征在于:在主体(1)的纵向截面上,所述接头部(12)的轴向边线与接头部(12)的中心轴线的夹角是2度至5度。 3. The quick coupling according to claim 2, wherein: longitudinal section in the body (1), the angle between the center axis of the joint portion (12) in the axial direction of the joint edge portion (12) is 2 to 5 degrees.
CN 200710305258 2007-12-25 2007-12-25 Quick change coupler CN100585249C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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CN 200710305258 CN100585249C (en) 2007-12-25 2007-12-25 Quick change coupler

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CN100585249C true CN100585249C (en) 2010-01-27

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997193A (en) 1973-12-10 1976-12-14 Kubota Ltd. Connector for the use of pipes
CN2133740Y (en) 1992-06-25 1993-05-19 张振国 Lantern ring pipe joint
CN2222279Y (en) 1995-06-27 1996-03-13 张育良 Active no-screw pipe joint
CN2881273Y (en) 2006-02-27 2007-03-21 周安虎 Connecting pipe fitting of thin wall metal pipe
CN1955533A (en) 2005-10-24 2007-05-02 沃恩工业股份有限公司 Seal ring and joint and connection mechanism of steel pipe
CN201129567Y (en) 2007-12-25 2008-10-08 张文权 Quick change joint

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3997193A (en) 1973-12-10 1976-12-14 Kubota Ltd. Connector for the use of pipes
CN2133740Y (en) 1992-06-25 1993-05-19 张振国 Lantern ring pipe joint
CN2222279Y (en) 1995-06-27 1996-03-13 张育良 Active no-screw pipe joint
CN1955533A (en) 2005-10-24 2007-05-02 沃恩工业股份有限公司 Seal ring and joint and connection mechanism of steel pipe
CN2881273Y (en) 2006-02-27 2007-03-21 周安虎 Connecting pipe fitting of thin wall metal pipe
CN201129567Y (en) 2007-12-25 2008-10-08 张文权 Quick change joint

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