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Pipes coupling equipment

A technology of pipeline joints and crimping sleeves, which is applied in the direction of pipeline connection layout, pipes/pipe joints/fittings, mechanical equipment, etc. The effect of taking off

Inactive Publication Date: 2006-06-21
开泰制管(苏州)有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

"This kind of joint has good sealing performance and high joint strength. It has been accepted and widely used by European and American engineering circles. However, due to the problem of construction skills, it has not been popularized in China. The main reason is that the joint and tools cannot be combined and fixed during construction.

Method used

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  • Pipes coupling equipment
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Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0014] Example: such as figure 1 , figure 2 , image 3 As shown, a pipeline joint device includes a joint main body 10, a sleeve body 20, a PE fixing sleeve 30, a crimping sleeve 40, and a high elastic sealing ring 50. The joint main body 10 can be manufactured according to user requirements. Various sizes and shapes are available for users to choose.

[0015] The bottom of the fitting body 20 is provided with an engaging groove 21, and a PE fixing sleeve 30 is fixed on the engaging groove 21. The inner hole of the PE fixing sleeve 30 is stepped, and the small hole 31 at the rear is closely fitted and fixed with the engaging groove 21. The large hole 32 at the front is used for the crimping sleeve 40 to be inserted. A ring of flanges 33 is provided at the front of the large hole 32, and a ring of grooves 41 is provided on the outer edge of the rear end of the crimping sleeve 40. The crimping sleeve 40 is inserted into the PE fixing sleeve When the large hole 32 of 30 is in...

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Abstract

The invention discloses a pipeline joint device, which includes a pipeline joint connection part, a fitting body, a sealing ring and a pipe body, an annular groove is arranged on the fitting body, and a groove with a leading edge is arranged at the bottom of the upper ring groove of the fitting body Groove, the groove is engaged with the PE liner, the bottom of the PE liner is provided with a viewing hole, the inner wall of the front part of the PE liner is provided with an arrow-shaped groove, and the inner wall of the bottom of the crimping copper ring is provided with a ring groove, and the PE liner is connected with the press Connect the purple tube ring socket, because the bottom of the upper ring groove of the sleeve of the invention is provided with a groove with a front edge, the groove is engaged with the PE gasket, the inner wall of the PE gasket is provided with an arrow-shaped groove, and the copper ring is crimped. The inner wall is provided with a ring groove, and the crimped copper ring is embedded in the PE liner to fix the crimped copper ring, and the crimped copper ring will not be displaced during construction.

Description

technical field [0001] The invention relates to a pipeline joint device, especially for various large, medium and small joints of aluminum-plastic composite pipes, PEX and plastic pipes. Background technique [0002] In the prior art, the applicant once designed joints for aluminum-plastic composite pipes and plastic pipes, and applied for a Chinese invention patent, the patent number is ZL00116071.0, and the authorized announcement number is CN1128305C. It is used for the connection of aluminum-plastic composite pipes or plastic pipes. It includes: a pipe joint body with a fitting body, a crimping ring, and a high-elastic sealing ring; High elastic sealing ring on the edge of the ring groove; there is a circular viewing hole near the front end of the crimping sleeve to check whether the pipe body is installed in a safe positioning position. After the pipe joint is combined with the pipe body, the fit is stable. Due to the high elasticity Sealing ring, so its function is no...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): F16L47/06
Inventor 牛惠临
Owner 开泰制管(苏州)有限公司
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