Summary of the invention
Object of the present invention is exactly in view of the foregoing defects the prior art has, provides a kind of boiler automatic ash removing complete set of equipments, connection and reasonable arrangement, compact conformation, is easy to operation, safeguards and resettlement, can guarantee boiler convection section ash-removal effect, improve boiler efficiency.
A kind of boiler automatic ash removing complete set of equipments that the present invention mentions, its technical scheme is: comprise air compressor, compressed air reservoir, stop valve, magnetic valve, check valve, automatic control system, rotary soot blower, steam pipework, three-way pipe, air pipe line, air compressor connects the entrance of compressed air reservoir, stop valve is passed through in the outlet of compressed air reservoir, magnetic valve, check valve connects air pipe line, magnetic valve, check valve passes through automatic controlling system, rotary soot blower connects air pipe line and steam pipework by three-way pipe, the outlet of described rotary soot blower connects convection cavity body, the tapered structure of described convection cavity body, the inside of convection cavity body is provided with finned tube, described rotary soot blower comprises valve, dielectric cavity, ash gun pipe, hollow shaft, gear wheel, connecting axle, reductor, motor, electric cabinet, valve connecting media chamber, the inside of dielectric cavity is connected with ash gun pipe, ash gun pipe connects hollow shaft by pipe joint, described hollow shaft connects gear wheel, gear wheel connects reductor and motor by connecting axle, and motor connects electric cabinet, and the outer end of described ash gun pipe is provided with supporting plate.
Connecting key in above-mentioned hollow shaft and gear wheel cooperatively interact, hollow shaft drives bull gear drive, one end of hollow shaft is stretched in the stuffing hole of valve export side, and hollow shaft rotation and filler realize the rotary seal between valve, and the other end of hollow shaft is docked with ash gun pipe by attaching nut.
Above-mentioned valve nose is provided with cambered plate, and hollow shaft is through cambered plate connecting media chamber, and cambered plate connects and supporting role, and the front end fulcrum that cambered plate rotates as hollow shaft, connects into an entirety by valve, reductor, motor and convection cavity body.
The grey angle of blowing of above-mentioned ash gun pipe is 90 ~ 335 °.
Above-mentioned ash gun pipe is provided with multiple nozzle, and the front end of ash gun pipe is provided with head formed by spinning, and the rear end of ash gun pipe is docked by screw thread with hollow shaft.
The using method of a kind of boiler automatic ash removing complete set of equipments that the present invention mentions, comprises the following steps:
A) rotary soot blower is arranged on boiler convection section correct position, steam pipework, air pipe line one end are connected sootblowing dielectric, the other end of steam pipework, air pipe line connects rotary soot blower, adjusting automatic control system realizes the interval and blowing time length actuation time controlling rotary soot blower, control high-temperature steam and compressed-air actuated boundary by magnetic valve, check valve, automatic control system can select steam or air by the sootblowing dielectric that needs of unrestricted choice;
B) suitable sootblowing dielectric is selected to carry out blowing ash according to the different phase of boiler operatiopn, sootblowing dielectric is imported ash gun pipe from valve by hollow shaft, ash gun pipe connecting media chamber carries out blowing ash, hollow shaft drives bull gear drive, one end of hollow shaft is stretched in the stuffing hole of valve export side, hollow shaft rotation and filler realize the rotary seal between valve, the other end of hollow shaft is docked with ash gun pipe by attaching nut, it is 90 ~ 335 ° by the grey angle of blowing of setting ash gun pipe, ash gun pipe rotating speed is regulated to be 2.5 rpm, purging the number of turns is 1 circle or 2 circles, blowing grey radius is 1 ~ 1.5m, grey operation is blown in realization,
C) blow after grey operation completes, again import medium and ash gun pipe is cleaned, prevent the blocking causing ash gun pipe, reach and remove boiler convection section dust stratification, improve the object of boiler efficiency.
The invention has the beneficial effects as follows: a kind of boiler automatic ash removing complete set of equipments that the present invention mentions can ensure the function of whole system, this apparatus arrangement is reasonable, compact conformation, is easy to operation, safeguards and resettlement, can guarantee boiler convection section ash-removal effect.The using method that the present invention mentions can improve boiler efficiency, and automatic controlling level is high, labor strength is low, non-environmental-pollution, and meet the requirement of site operation, automaticity is high, can reduce the labour intensity of workman widely.
Detailed description of the invention
1-3 by reference to the accompanying drawings, the invention will be further described:
Embodiment 1: a kind of boiler automatic ash removing complete set of equipments that the present invention mentions, comprises air compressor 1, compressed air reservoir 2, stop valve 3, magnetic valve 4, check valve 5, automatic control system 6, rotary soot blower 7, steam pipework 8, three-way pipe 9, air pipe line 10, air compressor 1 connects the entrance of compressed air reservoir 2, and the outlet of compressed air reservoir 2 is by stop valve 3, magnetic valve 4, check valve 5 connects air pipe line 10, magnetic valve 4, check valve 5 is controlled by automatic control system 6, rotary soot blower 7 connects air pipe line 10 and steam pipework 8 by three-way pipe 9, the outlet of described rotary soot blower 7 connects convection cavity body 11, the described tapered structure of convection cavity body 11, the inside of convection cavity body 11 is provided with finned tube 12, and described rotary soot blower 7 comprises valve 7.1, dielectric cavity 7.2, ash gun pipe 7.3, hollow shaft 7.4, gear wheel 7.5, connecting axle 7.6, reductor 7.7, motor 7.8, electric cabinet 7.9, valve 7.1 connecting media chamber 7.2, the inside of dielectric cavity 7.2 is connected with ash gun pipe 7.3, ash gun pipe 7.3 connects hollow shaft 7.4 by pipe joint, described hollow shaft 7.4 connects gear wheel 7.5, gear wheel 7.5 connects reductor 7.7 and motor 7.8 by connecting axle 7.6, motor 7.8 connects electric cabinet 7.9, the outer end of described ash gun pipe 7.3 is provided with supporting plate 7.11, connecting key in described hollow shaft 7.4 and gear wheel 7.5 cooperatively interact, hollow shaft 7.4 drives gear wheel 7.5 to rotate, one end of hollow shaft 7.4 is stretched in the stuffing hole of valve 7.1 outlet side, the rotary seal that hollow shaft 7.4 is rotated and filler realizes between valve, the other end of hollow shaft 7.4 is docked with ash gun pipe 7.3 by attaching nut, described valve 7.1 front end is provided with cambered plate 7.10, hollow shaft 7.4 is through cambered plate 7.10 connecting media chamber 7.2, cambered plate 7.10 connects and supporting role, the front end fulcrum that cambered plate 7.10 rotates as hollow shaft 7.4, valve 7.1, reductor 7.7, motor 7.8 and convection cavity body 11 are connected into an entirety, the grey angle of blowing of described ash gun pipe 7.3 is 90 °, and the grey radius that blows of ash gun pipe 7.3 is 1m.
Embodiment 2: a kind of boiler automatic ash removing complete set of equipments that the present invention mentions, comprises air compressor 1, compressed air reservoir 2, stop valve 3, magnetic valve 4, check valve 5, automatic control system 6, rotary soot blower 7, steam pipework 8, three-way pipe 9, air pipe line 10, air compressor 1 connects the entrance of compressed air reservoir 2, and the outlet of compressed air reservoir 2 is by stop valve 3, magnetic valve 4, check valve 5 connects air pipe line 10, magnetic valve 4, check valve 5 is controlled by automatic control system 6, rotary soot blower 7 connects air pipe line 10 and steam pipework 8 by three-way pipe 9, the outlet of described rotary soot blower 7 connects convection cavity body 11, the described tapered structure of convection cavity body 11, the inside of convection cavity body 11 is provided with finned tube 12, and described rotary soot blower 7 comprises valve 7.1, dielectric cavity 7.2, ash gun pipe 7.3, hollow shaft 7.4, gear wheel 7.5, connecting axle 7.6, reductor 7.7, motor 7.8, electric cabinet 7.9, valve 7.1 connecting media chamber 7.2, the inside of dielectric cavity 7.2 is connected with ash gun pipe 7.3, ash gun pipe 7.3 connects hollow shaft 7.4 by pipe joint, described hollow shaft 7.4 connects gear wheel 7.5, gear wheel 7.5 connects reductor 7.7 and motor 7.8 by connecting axle 7.6, motor 7.8 connects electric cabinet 7.9, the outer end of described ash gun pipe 7.3 is provided with supporting plate 7.11, connecting key in described hollow shaft 7.4 and gear wheel 7.5 cooperatively interact, hollow shaft 7.4 drives gear wheel 7.5 to rotate, one end of hollow shaft 7.4 is stretched in the stuffing hole of valve 7.1 outlet side, the rotary seal that hollow shaft 7.4 is rotated and filler realizes between valve, the other end of hollow shaft 7.4 is docked with ash gun pipe 7.3 by attaching nut, described valve 7.1 front end is provided with cambered plate 7.10, hollow shaft 7.4 is through cambered plate 7.10 connecting media chamber 7.2, cambered plate 7.10 connects and supporting role, the front end fulcrum that cambered plate 7.10 rotates as hollow shaft 7.4, valve 7.1, reductor 7.7, motor 7.8 and convection cavity body 11 are connected into an entirety, the grey angle of blowing of described ash gun pipe 7.3 is 210 °, and the grey radius that blows of ash gun pipe 7.3 is 1.2m.
Embodiment 3: a kind of boiler automatic ash removing complete set of equipments that the present invention mentions, comprises air compressor 1, compressed air reservoir 2, stop valve 3, magnetic valve 4, check valve 5, automatic control system 6, rotary soot blower 7, steam pipework 8, three-way pipe 9, air pipe line 10, air compressor 1 connects the entrance of compressed air reservoir 2, and the outlet of compressed air reservoir 2 is by stop valve 3, magnetic valve 4, check valve 5 connects air pipe line 10, magnetic valve 4, check valve 5 is controlled by automatic control system 6, rotary soot blower 7 connects air pipe line 10 and steam pipework 8 by three-way pipe 9, the outlet of described rotary soot blower 7 connects convection cavity body 11, the described tapered structure of convection cavity body 11, the inside of convection cavity body 11 is provided with finned tube 12, and described rotary soot blower 7 comprises valve 7.1, dielectric cavity 7.2, ash gun pipe 7.3, hollow shaft 7.4, gear wheel 7.5, connecting axle 7.6, reductor 7.7, motor 7.8, electric cabinet 7.9, valve 7.1 connecting media chamber 7.2, the inside of dielectric cavity 7.2 is connected with ash gun pipe 7.3, ash gun pipe 7.3 connects hollow shaft 7.4 by pipe joint, described hollow shaft 7.4 connects gear wheel 7.5, gear wheel 7.5 connects reductor 7.7 and motor 7.8 by connecting axle 7.6, motor 7.8 connects electric cabinet 7.9, the outer end of described ash gun pipe 7.3 is provided with supporting plate 7.11, connecting key in described hollow shaft 7.4 and gear wheel 7.5 cooperatively interact, hollow shaft 7.4 drives gear wheel 7.5 to rotate, one end of hollow shaft 7.4 is stretched in the stuffing hole of valve 7.1 outlet side, the rotary seal that hollow shaft 7.4 is rotated and filler realizes between valve, the other end of hollow shaft 7.4 is docked with ash gun pipe 7.3 by attaching nut, described valve 7.1 front end is provided with cambered plate 7.10, hollow shaft 7.4 is through cambered plate 7.10 connecting media chamber 7.2, cambered plate 7.10 connects and supporting role, the front end fulcrum that cambered plate 7.10 rotates as hollow shaft 7.4, valve 7.1, reductor 7.7, motor 7.8 and convection cavity body 11 are connected into an entirety, the grey angle of blowing of described ash gun pipe 7.3 is 335 °, and the grey radius that blows of ash gun pipe 7.3 is 1.5m.
The using method of a kind of boiler automatic ash removing complete set of equipments that the present invention mentions, comprises the following steps:
A) rotary soot blower 7 is arranged on boiler convection section correct position, steam pipework 8, air pipe line 10 one end are connected sootblowing dielectric, the other end of steam pipework 8, air pipe line 10 connects rotary soot blower 7, adjusting automatic control system 6 realizes the interval and blowing time length actuation time controlling rotary soot blower 7, control high-temperature steam and compressed-air actuated boundary by magnetic valve 4, check valve 5, automatic control system 6 can select steam or air by the sootblowing dielectric that needs of unrestricted choice;
B) suitable sootblowing dielectric is selected to carry out blowing ash according to the different phase of boiler operatiopn, sootblowing dielectric is imported ash gun pipe 7.3 from valve 7.1 by hollow shaft 7.4, ash gun pipe 7.3 connecting media chamber carries out blowing ash, hollow shaft 7.4 drives gear wheel 7.5 to rotate, one end of hollow shaft 7.4 is stretched in the stuffing hole of valve 7.1 outlet side, the rotary seal that hollow shaft 7.4 is rotated and filler realizes between valve, the other end of hollow shaft 7.4 is docked with ash gun pipe 7.3 by attaching nut, it is 90 ~ 335 ° by the grey angle of blowing of setting ash gun pipe 7.3, ash gun pipe rotating speed is regulated to be 2.5 rpm, purging the number of turns is 1 circle or 2 circles, blowing grey radius is 1 ~ 1.5m, grey operation is blown in realization,
C) blow after grey operation completes, again import medium and ash gun pipe 7.3 is cleaned, prevent the blocking causing ash gun pipe 7.3, reach and remove boiler convection section dust stratification, improve the object of boiler efficiency.
The invention has the beneficial effects as follows: the function ensureing whole system, this apparatus arrangement is reasonable, compact conformation, be easy to operation, safeguard and resettlement, boiler convection section ash-removal effect can be guaranteed, improve boiler efficiency, automatic controlling level is high, labor strength is low, non-environmental-pollution, meet the requirement of site operation, automaticity is high, can reduce the labour intensity of workman widely.