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Advantages and characteristics of charging pile silicone dustproof parts products
I. Core performance advantages
1. Excellent dustproof sealing: The silicone material has excellent elasticity and compression resilience. The parts can be closely fitted to the charging pile interface, cabinet gap and other parts, effectively blocking dust, gravel, willow fluff and other impurities from entering the internal circuit or charging module, reducing the risk of short circuit.
2. Strong weather resistance, adaptable to outdoor environment: can withstand the high and low temperature cycle of -40℃~200℃, and at the same time, it is resistant to ultraviolet rays and ozone ageing. It is not easy to harden, crack or deform in outdoor environments such as sun, rain, wind and frost for a long time, and the service life can reach 3-5 years.
3. Chemical corrosion resistance: It has good tolerance to rainwater, sweat, weak acid and alkali, oil stains, etc., which are common in the use scenarios of charging piles. It will not cause swelling, dissolution or performance attenuation due to contact with such substances, ensuring the stability of sealing and dustproof effect.
4. Reliable insulation performance: Silicone itself is an excellent insulation material, and the dustproof parts made of can take into account the role of insulation protection, avoid the decline in circuit insulation caused by dust accumulation, and improve the electrical safety of charging piles.
II. Product features
1. Customised adaptability: According to the interface size of different models of charging piles (such as national standard, European standard, fast charging/slow charging interface) and the shape of the cabinet gap, it can be made into shaped parts (such as dust plugs, dustproof covers, sealing rings, gaps, etc.) through moulding, cutting and other processes to accurately match the installation needs.
2. Lightweight and easy to install: Parts made of silicone foam or solid silicone are light in weight and will not increase the load of the charging pile; some products are designed with backing glue and snap-on structures, which do not require complex tools during installation, and can be quickly fitted or stuck in the corresponding position, which is convenient for later maintenance and replacement.
3. Environmental protection and odourless: It is produced with food-grade or medical-grade silicone raw materials, which meets RoHS, REACH and other environmental protection standards. There is no pungent odour, and will not release harmful volatiles due to high temperature or ageing, which meets the environmental protection requirements of public facilities.
4. Both cushioning and anti-slip: Some dustproof parts (such as the interface dust cover lining) can play a buffering role at the same time to avoid hard collision when plugging and unplugging the charging gun; the surface can be designed with anti-slip texture to improve stability after installation and prevent falling off due to vibration or external forces.
FAQ:
Frequently Asked Questions and Answers about Silicone Dustproof Parts for Charging Piles
I. Dustproof sealing problems
1. Problem: The silicone dustproof parts at the interface of the charging pile still have dust and dirt after use, and the dustproof effect is poor.
Answer: First, check whether the parts match the model of the charging pile interface (if the size does not match, there will be a gap); then check whether the parts are deformed, damaged or ageing at the edges, resulting in a tight fit; if it is intact, it is necessary to confirm whether it is compacted with the card slot during installation, and it is recommended to replace the new suitable parts and ensure that it is installed in place.
2. Problem: The dustproof silicone cover/stopper is easy to loosen after closing, and the vehicle often bounces off automatically after charging and unplugging, losing the dustproof effect.
Answer: It may be due to the decline of the elasticity of the part or the wear of the snap structure, and a new dustproof part needs to be replaced; you can also check whether the snap groove at the interface of the charging pile is blocked by debris, clean it up and reinstall it to ensure that the snap is tight.
II. Problems of ageing and loss
1. Question: The silicone dustproof parts of the outdoor charging pile quickly harden and crack after being exposed to the sun and rain. How to solve it?
Answer: Ordinary silicone has insufficient weather resistance, and it is necessary to replace the "outdoor special weather-resistant silicone dustproof parts" (add anti-UV and anti-ageing auxiliaries); at the same time, a sunshade and rain cover can be installed at the charging pile interface to reduce the time when the parts are directly exposed to extreme environments.
2. Question: After frequent unplugging and plugging of dustproof parts, the surface wear and rough edges appear, which affects the sealing. How to extend the service life?
Answer: Avoid pulling the edge hard when unplugging, and try to pinch the main body of the part as much as possible; regularly wipe the dust on the surface of the part with a dry cloth to avoid gravel wear; if the wear is serious (obvious notch, seal failure), it needs to be replaced in time, and it is recommended to check and replace it every 6-12 months.
III. Installation and adaptation issues
1. Question: The newly replaced silicone dustproof parts are difficult to install and cannot be fully embedded in the charging pile interface slot. What should I do?
Answer: First, confirm that the specifications of the parts are consistent with the size of the interface (for example, the dustproof parts of the fast charging/slow charging interface cannot be mixed); if the size matches, you can apply a small amount of medical Vaseline (not affecting the conductive part) on the edge of the part to lubricate, and gently press the alignment groove to embed it to avoid forced squeezing and deformation.
2. Question: The interface of the charging pile is a special-shaped structure, and ordinary dustproof parts cannot be fitted. How to adapt it?
Answer: Choose customised special-shaped silicone dustproof parts, and open the mould according to the specific shape of the charging pile interface (such as round, square, with raised structure); or choose more flexible silicone parts to fit the shaped interface by slightly stretching to ensure that there are no obvious gaps.
IV. Quality and selection issues
1. Question: How to choose silicone dustproof parts suitable for charging piles? What performance parameters do you need to pay attention to?
Answer: 3 points of core concern: 1 Weather resistance: outdoor use needs to meet -40℃~80℃ temperature resistance, with anti-UV and ageing resistance; 2 Sealing: choose products with good elasticity (Shore A 40-50 degrees) and no burrs on the edge; 3 dirt resistance: give priority to smooth surface and easy cleaning Silicone material, reduce dust adhesion.
2. Question: How to distinguish the quality of silicone dustproof parts and avoid buying inferior products?
Answer: Simple identification 3 steps: 1 Smell: high-quality medical/industrial-grade silicone has no pungent odour, and inferior products have rubber smell or sour taste; 2 Test elasticity: can rebound quickly after stretching by hand, no permanent deformation, inferior products are easy to break and rebound slowly; 3 Look at the appearance: the surface is flat without bubbles and impurities, and the edge is neatly cut , inferior products often have rough edges and lack of materials.
