Pneumatic quick joint is a kind of quick joint mainly used for air distribution pipe and pneumatic tools. It can realize the connection or disconnection of pipeline without tools.

Feb 05, 2023

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[pneumatic joint type] According to the structure can be divided into:

1. Open and closed at both ends:

When not linked -- when the mother's ring moves to the other end, the stainless steel bead automatically rolls outward, the child body due to the mother and child common valve spring force operation and break, the child body and the mother valve respectively closed, instantly block the fluid flow.

When the child is inserted into the parent body, the ring returns to the original position under the action of the spring, the steel ball rolling lock the child body is closely connected, and the valve of the parent body and the child body push each other to open, the fluid flow, the O-ring can completely block the fluid leakage.

2. Both ends are open

No link - When the parent's ferrule is pushed to the other end, the ball automatically rolls outward, therefore, the child body is removed; Since neither the parent nor the child has a valve, the fluid flows out.

Link - When the child is inserted into the parent body, the ring is pushed to the previous position by the force of its spring causing the ball to lock and the fluid to flow, with the O-ring in it to prevent leakage

3, single open and closed

When not connected -- When the parent ring is moved to the other end, the stainless steel bead automatically rolls outward. The child is bounced open by the reaction force of the valve spring, and the valve automatically closes to block the flow of fluid.

When linked -- When the child is inserted into the parent side with the collar, the valve is opened to allow the fluid to flow, the washer is pushed back into place by the force of the spring, the stainless steel bead is locked to ensure the child/parent connection, and the washer inside is able to completely block the fluid leakage.

Use pneumatic joint [Precautions]

1. Please do not use it for purposes other than quick fluid joints.

2. Do not use on fluids other than the applicable fluids.

3. Please do not connect with the fast fluid connectors made by other companies.

4. Do not exceed the maximum use pressure.

5. Do not use it outside the operating temperature range to prevent wear or leakage of sealing materials.

6. Do not strike, bend or stretch artificially to prevent damage.

7. Do not use in places mixed with metal powder or sand dust to prevent bad work or leakage.

8. If attached sundries will cause poor work or leakage.

9. Do not remove the quick connector.

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