Every year, the economic losses caused by pest invasion in kiwifruit planting bases can be said to be very large. However, many problems such as the use of pesticides and insecticides have brought about ecological environmental pollution, and the quality of kiwifruit has fallen, which does not meet the green ecological construction of modern kiwifruit planting bases. Development requirements. Therefore, in order to reduce the use of chemical pesticides, effectively solve the problem of kiwifruit planting base pests, improve the quality of kiwifruit, and vigorously develop pollution-free boutique fruit and vegetable industry, some kiwifruit planting bases introduce frequency-vibrancy networked insecticidal lamps, using this physical insecticide means pest control Harmful, the effect is very significant.
During the process of kiwifruit planting, the common pest species include leaf roller moth, fruit sucking tobacco moth, gold-grained fine moth, and peach aphid. The introduction of frequency-vibrancy networked pest-killing lamps into kiwifruit planting bases can not only provide targeted scientific prevention and control of these pests, but also effectively curb the growth of the kiwifruit pest base, ensure the growth and security of kiwifruit, and use frequency-vibrancy networked insecticides. Lamps mention insecticides, significantly reducing the amount of chemical pesticides and reducing pesticide residues. The actual application process test shows that the frequency-vibration networked insecticidal lamp is easy to use, simple in operation, large in the range of culling and killing, long in service life, safe and efficient, and has a significant insecticidal effect.
In addition, the frequency-vibrancy networked insecticidal lamp also provides convenient management functions. Users can monitor the working status of the insecticidal lamp through the mobile phone 24 hours a day, and remotely switch lights, view the distribution of all devices remotely, and the like. It is particularly suitable for large-scale, large-area kiwifruit planting bases. Kiwifruit planting bases have introduced frequency-intermittent, networked insecticidal lamps, which are highly effective in killing insects and increasing efficiency. They have not only achieved a good pest control effect, but also promoted the increase of production and income, which has been recognized and welcomed by planters.
â‘ Single acting cylinder: only one end of the cylinder has a piston rod. Air is supplied from one side of the piston to generate air pressure. The air pressure pushes the piston to produce thrust to extend and return by spring or self weight.
â‘¡ Double acting cylinder: supply air alternately from both sides of piston, output force in one or two directions.
â‘¢ Rodless cylinder: general term for cylinders without piston rod. There are magnetic cylinder and cable cylinder.
The reciprocating cylinder is called swing cylinder. The inner cavity is divided into two parts by the blade, and the air is supplied to the two cavities alternately. The output shaft swings, and the swing angle is less than 280 °. In addition, there are rotary cylinder, gas-liquid damping cylinder and stepping cylinder.
Compared with the electric actuator, the cylinder can work reliably under harsh conditions, and the operation is simple, and the basic maintenance free can be realized. Cylinder is good at reciprocating linear motion, especially suitable for industrial automation in the most transmission requirements - workpiece linear handling. Moreover, only adjusting the one-way throttle valve installed on both sides of the cylinder can simply achieve stable speed control, which has become the biggest feature and advantage of the cylinder drive system. Therefore, for users without multi-point positioning requirements, most of them prefer to use cylinder from the perspective of convenience. At present, most of the applications of electric actuators in the industrial field require high-precision multi-point positioning, which is the result that it is difficult to achieve with the air cylinder.
The electric actuator is mainly used for rotating and swinging conditions. Its advantage lies in the fast response time and the precise control of speed, position and torque through the feedback system. But when it needs to complete the linear motion, it needs to be transformed by mechanical devices such as toothed belt or screw rod, so the structure is relatively complex, and there are high requirements for the working environment and the professional knowledge of the operation and maintenance personnel.
advantage
(1) The requirement for users is low. The principle and structure of the cylinder are simple, easy to install and maintain, and the requirements for users are not high. Electric cylinder is different, engineering personnel must have certain electrical knowledge, otherwise it is likely to be damaged due to misoperation.
(2) The output force is large. The output force of the cylinder is proportional to the square of the cylinder diameter; The output force of the electric cylinder is related to three factors: cylinder diameter, motor power and screw pitch. The larger the cylinder diameter and power, the smaller the screw pitch, the greater the output force. The theoretical output force of a cylinder with a diameter of 50 mm can reach 2000 n. for the electric cylinder with the same diameter, although the products of different companies are different, they are basically no more than 1000 n. Obviously, the cylinder has more advantages in terms of output force.
(3) Strong adaptability. The cylinder can work normally in high and low temperature environment, and has the ability of dustproof and waterproof, which can adapt to all kinds of harsh environment. Because of a large number of electrical components, the electric cylinder has high requirements for the environment and poor adaptability.
Air Cylinder, Pneumatic Cylinder, double acting cylinder, single acting cylinder, rodless cylinder
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