Ball compensators for pipe connections

A compensator and pipeline technology, which is applied to expansion compensation devices for pipelines, pipes/pipe joints/pipes, pipe components, etc., and can solve the problem that the sealing ring is heavily loaded, cannot be installed and constructed, and the height of the overall structure is increased, etc. problems, to ensure the sealing effect, prevent liquid leakage, and achieve the effect of small installation space
CN103256445BActive Publication Date: 2015-12-09SICE ELECTRIC POWER EQUIP

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
SICE ELECTRIC POWER EQUIP
Publication Date
2015-12-09

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Abstract

The invention discloses a pipeline compensating device, and particularly relates to a spherical compensator for pipe connection. The spherical compensator is convenient to install and low in height and comprises front pipelines and rear flanges, wherein interiors of the front pipelines are communicated with interiors of the rear flanges, a spherical seal ring is arranged on a connecting end face between the front pipelines and the rear flanges, a flange is arranged on the front pipeline, and the connecting end face is arranged at the front end of the flange; front flanges are arranged outside the front pipelines, and a front seal ring is installed between the front flanges and the rear end of the flange; a spherical seal ring is installed between the rear flanges and the rear end of the flange; the front flanges are connected with the rear flanges through fastening pieces. The spherical compensator reduces the height of the compensator, and is especially suitable for being used in working environments compact in position and small in installation space, simple in structure and convenient to install.
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Description

technical field

[0001] The invention relates to a pipeline compensator, in particular to a spherical compensator. Background technique

[0002] Spherical compensators are often used in thermal pipelines, vaporization cooling devices of metallurgical equipment, and building pipelines. They mainly form a force couple through the rotation and bending of the ball head and the force arm, so that a pair of equal and opposite forces surround the central axis. Rotate to realize the absorption of pipeline expansion on both sides of the couple.

[0003] Patent No. 201120559664.3 "A Spherical Compensator" discloses a spherical compensator that installs a sealing ring on the radially outer side of the sphere. Due to the small contact area of ​​the sealing ring, the load per unit area of ​​the sealing ring is relatively large. Easily damaged, causing leakage.

[0004] Patent No. 200820300623.X "Rotary Joint" also discloses a structure of a spherical compensator, which uses an axial sph...

Claims

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