Fire sprinkler head is now generally stainless steel or brass sprinkler head, type is commonly spray head
1. Type of sprinkler head
1) in terms of structure, there are closed and open points
2) in the case of heat sensitive components, there are glass and fusible element sprinkler points
3) according to the installation mode and sprinkler shape, there are upright, pendulous, common type, sidewall type and ceiling type
4) special type nozzles, with dry, automatic opening and closing sprinkler points
2. Disadvantages
1) these sprinkler heads are mainly divided according to the system needs and installation methods, and there is no obvious advantages and disadvantages
2) such as closed and open type, the main difference is that the water spray is fast and the flow rate is different 3), and the common type, it is to sprinkle 40-60% water down, and some water to be sprinkled up; The droop type is about 80% water down, and these differences can't be the advantage or disadvantage, it can only be based on the need.
Classification of editing
There are two main types of sprinkler head:
1. Sprinkler head (military, civilian)
2. Non-burner type nozzle
According to the function of the spray nozzle can be roughly divided into, spray nozzle, spray nozzle, sand blasting nozzle, landscape water nozzle, agricultural irrigation in open field rocker arm nozzle, agricultural greenhouse greenhouse sprinkler, industrial dust nozzle and special nozzle.
According to material classification, can be divided into metal nozzle, plastic shower head, ceramic nozzle, alloy nozzle.
According to the classification of the industry, it can be divided into petrochemical sprinkler head, agricultural sprinkler head, textile nozzle, paper nozzle, environmental spray head, spray nozzle, chemical nozzle, steel nozzle, electronic version of the nozzle.
Classification by shape can be divided into hollow cone sprinkler head, solid cone nozzle, square sprinkler head, oval nozzle, fan nozzle, column flow nozzle, second fluid nozzle, multi-fluid nozzle, etc.
Special industry sprinkler head: spray head, catalytic cracking nozzle, Texaco spray head, granulation nozzle, sandblasting head, etc.
The sprinkler head in the general advertising industry mainly refers to the parts used to store and print ink in a printer.