Pilotno upravljani povratni hidravlični ventil serije SV/SL
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Pilotno upravljani povratni hidravlični ventil serije SV/SL

The SV/SL series pilot operated check hydraulic valve is a versatile and reliable valve that is ideal for a wide range of hydraulic applications. It is a direct-operated check valve with an integrated pilot valve that allows the valve to be opened against the pressure of the main flow. The SV/SL series pilot operated check hydraulic valve is known for its high pressure capacity, low pressure drop, excellent flow control, durable construction, and easy maintenance.
The SV/SL series pilot operated check hydraulic valve is a high-quality, reliable, and versatile valve that is ideal for a wide range of hydraulic applications. It offers a number of benefits, including improved system performance, increased reliability, reduced maintenance costs, and extended service life. If you are looking for a check valve for your hydraulic system, the SV/SL series is a great option.
SV/SL Series Pilot Operated Check Hydraulic Valve Key Characteristics:
- High Pressure Capacity: The SV/SL series pilot operated check hydraulic valve can withstand operating pressures up to 5000 psi (350 bar).
- Low Pressure Drop: The SV/SL series pilot operated check hydraulic valve has a very low pressure drop, which maximizes system efficiency.
- Excellent Flow Control: The SV/SL series pilot operated check hydraulic valve provides precise flow control, even at high flow rates.
- Durable Construction: The SV/SL series pilot operated check hydraulic valve is made from high-quality materials and is built to withstand the rigors of demanding hydraulic applications.
- Easy Maintenance: The SV/SL series pilot operated check hydraulic valve is easy to disassemble and inspect, making it simple to maintain and repair.
SV/SL Series Pilot Operated Check Hydraulic Valve Parameter:
| Velikost | 6 | 10 | 16 | 22 | |
| Teža | kg | 0.8 | 2.3 | 8.5 | 13 |
| Maks. pretok | l/min | 42 | 100 | 200 | 400 |
| Maks. obratovalni tlak | bar | do 315 | |||
| Crack pressure | bar | 0.5,3,5 | |||
| Območje viskoznosti | mm2/s | 2,8 do 500 | |||
| Temperaturno območje tekočine | ℃ | -20 to +70 | |||
| Tekočina | Mineralno olje, primerno za tesnila NBR in FKM | ||||
| Fosfatni ester za tesnilo FKM | |||||
| Stopnja kontaminacije | Največja dovoljena stopnja onesnaženosti tekočine: Razred 9. NAS 1638 ali 20/18/15, ISO4406 | ||||
SV/SL Series Pilot Operated Check Hydraulic Valve Advantages:
NG6
• For base sub-plate mounting follow DIN 24340 A 、
• ISO 4401 and CETOP 121H base plates
• With or without oil release orifice
• Four opening pressure
NG10~32
• For base sub-plate mounting conform to
• DIN24340 D and ISO5781
• For screw connection
• With or without drain port
• With or without unloading function
• Four opening pressure
Usage Method Of SV/SL Series Pilot Operated Check Hydraulic Valve:
The SV/SL series pilot operated check hydraulic valve is typically used in the following applications:
- To prevent backflow in hydraulic systems
- To protect hydraulic components from damage
- To control the flow of hydraulic fluid in one direction
- To hold hydraulic pressure in a system
The SV/SL series pilot operated check hydraulic valve can also be used to create a variety of hydraulic circuits, such as:
- Counterbalance Circuits: Counterbalance circuits prevent a load from falling under gravity when the hydraulic system is deactivated.
- Regenerative Circuits: Regenerative circuits return hydraulic fluid to the reservoir when the load is moving in a direction that opposes the hydraulic force.
- Sequence Circuits: Sequence circuits actuate hydraulic components in a specific order.
Maintenance Of SV/SL Series Pilot Operated Check Hydraulic Valve:
The SV/SL series pilot operated check hydraulic valve requires minimal maintenance. However, it is important to inspect the valve regularly for signs of wear or damage. If any problems are found, the valve should be replaced immediately.
Here are some tips for maintaining your SV/SL series pilot operated check hydraulic valve:
- Inspect the valve regularly for signs of wear or damage. Look for cracks, leaks, and other imperfections.
- Clean the valve regularly with a mild soap and water solution. Avoid using harsh chemicals or solvents.
- Lubricate the moving parts of the valve with a light-duty oil or grease.
- If the valve is not working properly, replace it immediately.
Kako nadzorovati hitrost hidravličnega cilindra?
- Flow control valve: A flow control valve is a valve that restricts the flow of hydraulic fluid to the cylinder. This can be done by using a needle valve, a gate valve, or a globe valve. The more the valve is closed, the less flow there is to the cylinder, and the slower the cylinder will move.
- Relief valve: A relief valve is a valve that opens when the pressure in the hydraulic system exceeds a set point. This can be used to control the speed of the cylinder by setting the relief valve to a lower pressure than the operating pressure of the system. When the cylinder extends or retracts, the pressure in the system will increase. When the pressure reaches the set point of the relief valve, the valve will open and allow some of the hydraulic fluid to flow back to the reservoir. This will reduce the pressure in the system and slow down the cylinder.
- Proportional valve: A proportional valve is a valve that can be controlled electronically to vary the flow of hydraulic fluid to the cylinder. This allows for very precise control of the cylinder speed.
The best way to control the speed of a hydraulic cylinder will depend on the specific application. For example, if you need to control the speed of a cylinder very precisely, then you would use a proportional valve. If you need to control the speed of a cylinder moving very slowly, then use a relief valve.
Here are some additional tips for controlling the speed of a hydraulic cylinder:
- Use the smallest cylinder possible for the application. A smaller cylinder will require less flow to move, making it easier to control the speed.
- Use a hydraulic pump that is sized for the application. A pump that is too large will produce more flow than the cylinder needs, making it more difficult to control the speed.
- Use a hydraulic accumulator to dampen the flow of hydraulic fluid to the cylinder. An accumulator is a device that stores hydraulic fluid under pressure. It can be used to provide a constant flow of hydraulic fluid to the cylinder, which can help to improve speed control.
Zmogljivost in zmogljivost tovarne:
(1) Sestavljanje
Imamo prvovrstno neodvisno platformo za raziskave in razvoj. Delavnica za proizvodnjo hidravličnih cilindrov ima štiri polavtomatske montažne linije za dvižne cilindre in eno avtomatsko montažno linijo za nagibne cilindre z letno proizvodno zmogljivostjo 1 milijona kosov. Delavnica za posebne cilindre je opremljena z različnimi specifikacijami polavtomatskega sistema za čiščenje in montažo z letno proizvodno zmogljivostjo 200.000 kosov ter znano CNC obdelovalno opremo, obdelovalnim centrom, visoko precizno posebno opremo za obdelavo cilindrov, robotskim varilnim strojem, avtomatskim čistilnim strojem, avtomatskim strojem za montažo cilindrov in avtomatsko proizvodno linijo za barvanje. Obstoječa kritična oprema obsega več kot 300 kompletov (kompletov). Optimalna razporeditev in učinkovita uporaba opremnih virov zagotavljata zahteve glede natančnosti izdelkov in izpolnjujeta visoke zahteve glede kakovosti izdelkov.

(2) Strojna obdelava
Strojna delavnica je opremljena s prilagojenim centrom za struženje nagnjenih tirnic, obdelovalnim centrom, visokohitrostnim strojem za honanje, varilnim robotom in drugo sorodno opremo, ki lahko obdeluje cilindrične cevi z največjim notranjim premerom 400 mm in največjo dolžino 6 metrov.

(3) Varjenje

(4) Barvanje in premazovanje
Z majhnimi in srednje velikimi cilindričnimi avtomatskimi linijami za barvanje na vodni osnovi, za doseganje avtomatskega nakladanja in razkladanja robotov ter avtomatskega brizganja, je projektna zmogljivost 4000 kosov na izmeno;
Imamo tudi polavtomatsko linijo za proizvodnjo barv za velike jeklenke, ki jo poganja veriga, s projektno zmogljivostjo 60 zabojev na izmeno.

(5) Testiranje
Imamo prvovrstne inšpekcijske prostore in testne postaje, s katerimi zagotavljamo, da delovanje jeklenke izpolnjuje zahteve.

Smo eden najboljših proizvajalcev hidravličnih cilindrov. Ponujamo vam celovite hidravlične cilindre. Zagotavljamo tudi ustrezne kmetijski menjalnikiNaše izdelke smo izvozili strankam po vsem svetu in si prislužili dober ugled zaradi vrhunske kakovosti izdelkov in poprodajnih storitev. Z veseljem vas vabimo, da nas kontaktirate za poslovne dogovore, izmenjavo informacij in ... sodelujte z nami!
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