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CN-224230015-U - Special ignition gun for coke oven ascending pipe

CN224230015UCN 224230015 UCN224230015 UCN 224230015UCN-224230015-U

Abstract

The utility model discloses a special igniting gun for a coke oven ascending pipe, which comprises an ascending pipe body, wherein an abutting plate is fixedly arranged at one end of the outer surface of the ascending pipe body, a connecting plate is rotatably arranged in the abutting plate, a top cover is fixedly arranged at one end of the connecting plate, an arc igniting and covering mechanism is slidably arranged in the ascending pipe body, an arc igniting end of the arc igniting and covering mechanism is arranged on the outer surface of the ascending pipe body, a first mounting plate is fixedly arranged on the outer surface of the ascending pipe body, a photoelectric sensor is fixedly arranged on the upper surface of the first mounting plate, and the photoelectric sensor is flush with the connecting plate. According to the utility model, through the design of the arc ignition covering mechanism, the first arc conducting rod and the second arc conducting rod which generate electric arcs can be automatically protected in the convex heat insulation cylinder after the combustible gas is ignited, and the first arc conducting rod and the second arc conducting rod are separated from a fire source, so that the service life of the arc generator conducting rod is prolonged, and the loss of equipment is reduced.

Inventors

  • DU GANG
  • ZHU HONGWEN

Assignees

  • 上海瑞炬环保科技股份有限公司

Dates

Publication Date
20260512
Application Date
20250226

Claims (5)

  1. 1. The special ignition gun for the coke oven ascending pipe is characterized by comprising an ascending pipe body (1), wherein an abutting plate (101) is fixedly arranged at one end of the outer surface of the ascending pipe body (1), a connecting plate (103) is rotatably arranged at the abutting plate (101), a top cover (102) is fixedly arranged at one end of the connecting plate (103), an arc ignition covering mechanism (2) is slidably arranged in the ascending pipe body (1), and the arc ignition end of the arc ignition covering mechanism (2) is arranged on the outer surface of the ascending pipe body (1); The electric arc ignition covering mechanism (2) comprises a convex heat insulation cylinder (204), the convex heat insulation cylinder (204) is slidably mounted in a riser body (1) and can cover a first electric arc conducting rod (202) of three groups of electric arc generators (201) and a second electric arc conducting rod (203) mounted on the inner wall surface of the riser body (1), the electric arc generators (201) are fixedly mounted on the outer surface of the riser body (1), the electric arc generators (201) are attracted by the second electric arc conducting rods (203) at two ends in the process of generating electric arcs, so that the generated electric arcs are guided to be discharged and ignited from the annular fuel gas supply cylinder, a lifting plate (205) is fixedly mounted on the outer surface of the convex heat insulation cylinder (204), the lifting plate (205) penetrates out from the sliding opening (107), the lower surface of the lifting plate (205) is fixedly connected with a piston rod (206) of a second electric push rod (106), and the second electric push rod (206) is fixedly mounted on the outer surface of the second electric push rod (106).
  2. 2. The special ignition gun for the coke oven riser tube of claim 1, wherein a first mounting plate (108) is fixedly arranged on the outer surface of the riser tube body (1), a photoelectric sensor (109) is fixedly arranged on the upper surface of the first mounting plate (108), and the photoelectric sensor (109) is flush with the connecting plate (103).
  3. 3. The coke oven riser special ignition gun of claim 2, wherein a signal transmitting end of the photoelectric sensor (109) is connected with a signal receiving end of a controller, a control output end of the controller is electrically connected with an electric control end of the arc ignition cover mechanism (2), a supporting rod (104) is fixedly arranged on the outer surface of the riser body (1), a first electric push rod (105) is rotatably arranged on the supporting rod (104), and a piston rod of the first electric push rod (105) is rotatably arranged at one end of the connecting plate (103).
  4. 4. The special igniting gun for the coke oven riser as recited in claim 3, wherein the photoelectric sensor (109) detects that the top cover (102) is overturned and then sends a signal to the controller, so that the controller controls the arc ignition covering mechanism (2) to perform arc ignition and ignite the combustible gas in the riser body (1).
  5. 5. The special ignition gun for the coke oven riser of claim 4, wherein the second electric push rod (206) and the arc generator (201) are controlled by a controller.

Description

Special ignition gun for coke oven ascending pipe Technical Field The utility model relates to the technical field of ignition devices, in particular to a special ignition gun for a coke oven ascending tube. Background The coke oven riser is generally used for gas discharge and recovery of the coke oven, and the ignition function is to ensure that the gas in the riser can be smoothly ignited and maintain a certain temperature and pressure so as to ensure the normal operation of the coke oven. The coke oven ascending pipe comprises an ascending pipe body, an ascending pipe cover is arranged at the top opening position of the ascending pipe body, and a pull rod is arranged on the ascending pipe cover; the ignition device is characterized by comprising an ignition rod positioned right above the riser cover, wherein the ignition rod is fixedly connected with the riser body through a bracket, and the ignition rod is connected with a switch positioned on the outer side of the riser body through a cable. The utility model can instantly ignite the combustible gas after the cover of the ascending pipe is opened, and instantly ignite the diffused gas when the pressure of the gas collecting pipe suddenly rises and the ascending pipe is diffused, thereby avoiding environmental protection accidents. However, the above-mentioned coke oven riser ignition device uses ceramic ignition to separate the ignition source from the ceramic ignition needle after ignition of the gas exhausted from the riser, so that the ceramic ignition needle is always subjected to high-temperature roasting, and the ceramic material has certain high-temperature resistance, but performance degradation occurs at high temperature for a long time, and the service life is reduced. Disclosure of utility model The utility model aims to provide a special ignition gun for a coke oven riser, which solves the problem that the ignition source and a ceramic ignition needle cannot be separated after the ignition of the discharged gas in the riser by using ceramic ignition in the prior art. In order to achieve the above purpose, the present utility model provides the following technical solutions: The special igniting gun for the coke oven ascending pipe comprises an ascending pipe body, wherein an abutting plate is fixedly arranged at one end of the outer surface of the ascending pipe body, a connecting plate is rotatably arranged in the abutting plate, a top cover is fixedly arranged at one end of the connecting plate, an arc ignition covering mechanism is slidably arranged in the ascending pipe body, and an arc ignition end of the arc ignition covering mechanism is arranged on the outer surface of the ascending pipe body. Preferably, the outer surface of the riser body is fixedly provided with a first mounting plate, the upper surface of the first mounting plate is fixedly provided with a photoelectric sensor, the photoelectric sensor is flush with the connecting plate, when the connecting plate drives the top cover to turn over from the upper surface of the riser body, the reflection quantity of the light beam can change, so that the photoelectric sensor detects the light intensity change, and the turnover state of the top cover is known. Preferably, the signal transmitting end of the photoelectric sensor is connected with the signal receiving end of the controller, the control output end of the controller is electrically connected with the electric control end of the arc ignition covering mechanism, the supporting rod is fixedly arranged on the outer surface of the ascending pipe body, the first electric push rod is rotatably arranged in the supporting rod, and the piston rod of the first electric push rod is rotatably arranged at one end of the connecting plate. Preferably, the photoelectric sensor detects that the top cover is overturned and then sends a signal to the controller, so that the controller controls the arc ignition covering mechanism to perform arc ignition and ignite the combustible gas in the riser body. Preferably, the arc ignition covering mechanism comprises a convex heat insulation cylinder which is slidably arranged in the riser body and can cover the first arc conducting rods of the three groups of arc generators and the second arc conducting rods arranged on the inner wall surface of the riser body, and the arc generators are fixedly arranged on the outer surface of the riser body. Preferably, in the process of generating electric arcs by the three groups of electric arc generators, the electric arcs are attracted by the second electric arc conducting rods at two ends, so that the generated electric arcs are guided to be annular for the combustible gas to be discharged and ignited. Preferably, the outer surface of the convex heat insulation cylinder is fixedly provided with a lifting plate, the lifting plate penetrates out from a sliding opening in a sliding manner, the sliding opening is formed in the outer surface of the lifting pip