Automatic exhaust valve function and principle

Brief introduction of automatic exhaust valve:

During the operation of heating systems and HVAC systems, many adverse effects of gases (such as hydrogen, oxygen, etc.) released during the heating of water will damage the system and reduce the thermal effects. If these gases are not drained in time, many undesirable effects will occur. as a result of. Such as: corrosion caused by oxidation; the formation of airbags in the radiator; hot water circulation is not unimpeded and unbalanced, so that some radiators do not heat locally; the noise of pipelines running with air; the vortex phenomenon of circulating pumps. This shows the important role of the use of automatic exhaust valve.

The new automatic exhaust valve design takes into account all the known unfavorable factors (such as impurities in the water, oil, suspended solids, etc., turbulence in the valve during discharge, vibration of the pipes and equipment connected to the exhaust valve, etc.). ) Excellent performance: Whether the system is just running with water (when the system is just running, there is a lot of gas discharge) or it can be reliably operated when the system pressure is too high and proper drainage pressure is needed.

One, exhaust valve features:

1. Reliable performance. Exhaust valve exhaust mechanism is very reliable, before leaving the factory each valve through the exhaust test and pressure seal experiment. Individual components are cast with high precision for perfect assembly.

2. Easy to maintain. The automatic exhaust is equipped with a blocking valve. The blocking valve allows the exhaust valve to be easily removed from the system for maintenance. Water in the system does not flow out, so it is not necessary to empty the system.

3. Only exhaust, no drainage. Steam and water separation discs are designed with a special structure to ensure that they do not drain during exhaust.

4. As long as the system is under pressure, the exhaust valve will continuously exhaust.

Second, the main purpose:

Automatic exhaust valve for: independent heating system; central heating system; floor radiant heating system; solar heating system; heat pump system; central air conditioning; heating boilers, etc. Third, automatic exhaust valve working principle When the system has air, The gas accumulates in the upper part of the exhaust valve. The accumulation of air bubbles in the body causes the float to fall with the water level, so the exhaust piston is opened. When the gas is exhausted, the water level rises and the float rises, closing the exhaust piston. If the bonnet on the side of the valve body is tightened, the exhaust valve will stop exhausting. In general, the bonnet should be open.

EVA Traction Pad

EVA Traction Pad is the tail pad to be sticked on the surfboard. It comes with center arch and kick tail, which allow surfers to control the direction and stability when surfing in the sea.

The design of surfboard traction pad can be in one piece, two pieces, or three pieces basically. The standard the classical texture for traction pad would be diamond like texture, as it can provide the stronger grip among all of them.

EVA Traction Pad
There are two ways to make the logo on the traction pad, one is PVC logo, the other one is EVA color connect logo.
EVA Traction Pad
PVC logo is a very simple idea, just make a PVC logo based on the design and insert it into the traction pad. One advantage of PVC logo is that it can be more detailed and complicated than the EVA color connect logo. And it can be repeatly used on other pads without any more setup tooling charge.

The EVA color connect logo is made along with the pad itself. Unlike the PVC logo, it is also EVA material same as pad, and also shows with the texture. The design of this logo can not be too detailed and small, it needs to be larger and simpler so that we can use the different color EVA material to connect them.

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Huizhou City Melors Plastic Products Co., Limited , https://www.evafoammaster.com