7m coke oven Machinery can meet the requirements of technology, production, operation, safety, environmental protection and maintenance for 7m coke oven ,which has characteristics of high extent of automation, high reliability and safety, easy maintenance and low rate of maintenance. In addition if can meet the requirements for control of collection of spillage coke and visual fume and dust escape in the course of coal charging, coke extracting and opening of coal charging hole, oven door, and doors of coke pushing machine and coke transfer car as well as meet the requirements for environmental protection indexes of the state. For the dust removal of coal charging car, the floor station and truck mounted dust removal equipment are not provided but the removal of fume and dust produced in coal charging is realized in corporation of PROVEN automatic regulating system for single-hole pressure of stand pipe. The pressure of gas header is -300 -350 Pa. One spotting, oven identification, automatic spotting and four-car interlocking are used for the four cars so as to ensure safety and efficient production. Technical Characteristics of Coal Charging Car: One spotting technology is used for the coal charging car; VVVF speed control technology is used for the traveling device and the coal charging car is operated smoothly without shock and has the functions of oven number identification and automatic spotting; the spotting accuracy can reach ±10 mm; the mode of screw feeding and charging is used and the “two-in-one” reducer with VVVF speed control; the car borne piping system realizes smokeless charging in matching the floor dust removal station; the coal charging car has the functions coal hopper weighing, mechanized oven top vacuum cleaning, mechanized stand pipe operating and mechanized stand pipe cleaning; and the coal charging car is provided with emergency system in case of power failure. Technical Characteristics of Coke Pushing Machine One spotting technology is used for the coke pushing car; VVVF speed control technology is used for the traveling device and the coke pushing car is operated smoothly without shock and has the functions of oven number identification and automatic spotting: the spotting accuracy can reach ±10mm; the eddy current speed control or VVVF speed control technology is used for pushing device and leveling device; the door opening device with memory is provided; the car borne dust removal system is provided to realize smokeless operation of coke pushing car; the coke pushing car has the functions of mechanized spillage coke collection; the internationally advanced high pressure water oven door cleaning technology, highly reliable jamb cleaning technology and mechanized wharf cleaning technology are used; and the coke pushing car is provided with emergency system in case of power failure. Technical Characteristics of Coke Transfer Car The internationally advanced two-function construction with wide span is used; one spotting technology is used for the coke transfer car; VVVF speed control technology is used for the traveling device and the coke transfer car is operated smoothly without shock and has the functions of oven number identification and automatic spotting: the spotting accuracy can reach ±10mm; the door opening device with memory is provided; the coke guide with coke cake temperature detecting function is provided; the smokeless operation is realized by collecting dust and fume at the coke side in the round by means of dust collecting trunk or belt car; the coke transfer car has the functions of mechanized spillage coke collection the internationally advanced high pressure water oven door cleaning technology and highly reliable jamb cleaning technology are used; and the coke transfer car is provided with emergency system in case of power failure. Technical Characteristics of Electric Locomotive One spotting technology is used for electric locomotives. Which are divided into two kinds, i.e. dry coke and wet coke electric locomotives; VVVF speed control technology is used for the traveling device; the electric locomotive is operated smoothly without shock and has the external hanging construction of driving unit and the functions of oven number identification and automatic spotting; the spotting accuracy can reach ±10mm; and the electric locomotive is provided with emergency system in case of power failure. Technical Characteristics of Coke Quenching Car One spotting coke receiving and quenching technology is used; Pneumatic opening mode is used; And long life construction of body of car is designed.