
Several mainstream varieties of agricultural backpack spray
This paper makes a simple comparison of the advantages and disadvantages of several mainstream varieties of the most widely used agricultural backpack spray for the reference of farmers.
Ordinary hand spray
Advantages: 1. Low price. 2. Easy maintenance and low prices for accessories.
Disadvantages: 1. Low efficiency, high labor intensity, not suitable for large-scale operations. 2. The liquid medicine has the phenomenon of running, emitting, leaking, and dripping, which makes it easy for operators to get wet and poisoned, which is not environmentally friendly. 3. The high repair rate is too troublesome.
High pressure automatic spray
Advantages: 1. High efficiency (up to 3 to 4 times of ordinary hand spray), low labor intensity, and continuous operation. 2. The maintenance rate of vulnerable parts is the lowest, and there is basically no usage cost. 3. The atomization reaches or exceeds the electric spray, and the direct spraying distance reaches 7 to 11 meters.
Disadvantages: 1. It takes about two minutes for the spray to press the liquid medicine into the spray before spray. 2. The use method is different from that of other spray. It can only be used well after reading the instructions.
Electric spray
Advantages: 1. High efficiency (up to 3 to 4 times of ordinary hand spray), low labor intensity, and convenient use. 2. Make a good first impression and sell easily.
Disadvantages: 1. The battery capacity determines the continuous operation time of the spray. 2. There are too many brands, different models, and parts that are not universal and difficult to maintain, resulting in high repair costs. After the warranty period, the battery is about the same. It costs more than 100 yuan to replace it, and the water pump is also prone to problems and difficult to repair. 3. Due to the involvement of some electrical components, they must be repaired by professional personnel.
Motorized spray
Advantages: 1. High working efficiency, good spray effect.
Disadvantages: 1. High purchase price and usage cost, with each barrel of water costing several cents to one yuan for oil. 2. Large scale, loud noise, high pollution, high machine temperature, and poor working environment for machine operators. 3. Professional personnel are required for maintenance.
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Spray is the abbreviation of spray equipment