CN111496531B - Winding drum device for power plant boiler safety valve silencer and using method thereof - Google Patents

Winding drum device for power plant boiler safety valve silencer and using method thereof Download PDF

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Publication number
CN111496531B
CN111496531B CN202010271890.5A CN202010271890A CN111496531B CN 111496531 B CN111496531 B CN 111496531B CN 202010271890 A CN202010271890 A CN 202010271890A CN 111496531 B CN111496531 B CN 111496531B
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China
Prior art keywords
gear
plate
fixed
rotary drum
connecting shaft
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CN202010271890.5A
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Chinese (zh)
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CN111496531A (en
Inventor
王滔
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Jiangsu Quanwang Building Materials Technology Co.,Ltd.
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Xuzhou Huatong Gloves Co ltd
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Priority to CN202010271890.5A priority Critical patent/CN111496531B/en
Publication of CN111496531A publication Critical patent/CN111496531A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/08Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers
    • B21D5/086Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles making use of forming-rollers for obtaining closed hollow profiles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/02Carriages for supporting the welding or cutting element
    • B23K37/0211Carriages for supporting the welding or cutting element travelling on a guide member, e.g. rail, track
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H57/023Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/0434Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0441Arrangements of pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/04Features relating to lubrication or cooling or heating
    • F16H57/048Type of gearings to be lubricated, cooled or heated
    • F16H57/0493Gearings with spur or bevel gears
    • F16H57/0495Gearings with spur or bevel gears with fixed gear ratio
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H2057/02034Gearboxes combined or connected with electric machines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16HGEARING
    • F16H57/00General details of gearing
    • F16H57/02Gearboxes; Mounting gearing therein
    • F16H2057/02039Gearboxes for particular applications
    • F16H2057/02069Gearboxes for particular applications for industrial applications

Abstract

The invention discloses a winding drum device for a power plant boiler safety valve silencer and a using method thereof. The welding machine is reasonable in structure, can be used for curling the silencer, can be used for welding the curled silencer through the matching effect of the manual lifting structure, the slide rod, the sliding sleeve and the welding gun, is convenient and fast for welding, is simple to operate, avoids manual handling of the welding gun for processing, and reduces the labor intensity of welding.

Description

Winding drum device for power plant boiler safety valve silencer and using method thereof
Technical Field
The invention relates to a winding drum device for a safety valve silencer of a power plant boiler, in particular to a winding drum device for a safety valve silencer of a power plant boiler and a using method thereof, and belongs to the technical field of winding drum device application.
Background
There are a large amount of boilers in the power plant, can install the safety valve on the boiler for the switching can use the muffler on the safety valve, and the muffler is adding man-hour, needs to process production with the help of the reel device.
When the existing winding drum device curls the plate, the auxiliary welding structure may be lacked, the welding of a gap is inconvenient to carry out, the sealing is carried out, and the force application structure between the curls is inconvenient to carry out the adjustment of the gap and the adjustment of the size of the gap is inconvenient to carry out. Therefore, the reel device for the silencer of the safety valve of the power plant boiler and the using method thereof are provided for solving the problems.
Disclosure of Invention
The present invention is directed to solving the above problems and providing a spool assembly for a muffler of a safety valve of a power plant boiler and a method for using the same.
The invention realizes the aim through the following technical scheme, and the winding drum device for the power plant boiler safety valve silencer and the using method thereof comprise a bottom plate, a movable shell and a fixed shell, wherein the movable shell and the fixed shell are respectively arranged at two sides of the top of the bottom plate, the fixed shell is fixedly connected with the bottom plate, fixed strip blocks are fixedly arranged at the top of the movable shell and the top of the fixed shell, a manual lifting structure is arranged on the fixed strip blocks, the manual lifting structure is connected with a sliding rod through a bolt, a sliding sleeve is sleeved on the surface of the sliding rod in a sliding manner, and a welding gun is fixedly arranged on the sliding sleeve;
a rotary drum is rotatably connected between the movable shell and the fixed shell, a round hole is formed in one side of the movable shell and is matched and connected with one end of the rotary drum, a semicircular channel is formed in the bottom of the rotary drum, four cylinders are fixedly mounted on the surface of the bottom plate, and the output top ends of the cylinders are fixedly connected with the outer wall of the semicircular channel through connecting blocks;
the surface of the bottom plate is fixedly provided with a motor and a reduction gearbox, the motor is connected with a first connecting shaft through the reduction gearbox, the first connecting shaft is fixedly sleeved with a third gear, the third gear is connected with a fourth gear in a meshing manner, the middle part of the fourth gear is fixedly provided with a second connecting shaft, the second connecting shaft and the first connecting shaft are both rotatably connected with the side wall of the fixed shell, and one end of the second connecting shaft is fixedly connected with the middle part of one end of the rotary drum;
and a spray head is arranged at the bottom of the third gear and is connected with an oil supply structure through an oil pipe.
Preferably, manual elevation structure includes the iron disc and sets up the sliding hole at fixed bar top, the sliding hole slides and has cup jointed the movable rod, the pore wall elastic connection of spring and sliding hole is passed through to the bottom of movable rod, the top and the iron disc bottom rigid coupling of movable rod, evenly be provided with a plurality of electro-magnet around the movable rod, and the fixed gomphosis of electro-magnet installs the top at fixed bar, the electro-magnet is located the bottom of iron disc, fixed bar top fixed mounting has control switch, and control switch and electro-magnet electric connection.
Preferably, the top of the iron plate is fixedly provided with a handle, and one side of the iron plate is connected with the end part of the sliding rod.
Preferably, the semicircular channel is of a semicircular tubular structure, and a gap is formed between the semicircular channel and the bottom of the rotary drum.
Preferably, the third gear and the fourth gear are both located inside the fixed housing, and the diameter of the fourth gear is three to five times of the diameter of the third gear.
Preferably, the motor and the reduction gearbox are fixedly connected with the bottom plate through a fixed seat and four mounting rods respectively.
Preferably, the reduction box comprises a box body, a first gear, a second gear, a first round shaft and a second round shaft, the first gear and the second gear are connected in a meshed mode, the middle portion of the first gear and the middle portion of the second gear are fixedly sleeved with the first round shaft and the second round shaft respectively, and the diameter of the first gear is three to four times that of the second gear.
Preferably, the first round shaft and the second round shaft are respectively connected with the first connecting shaft and the output shaft of the motor through a coupler.
Preferably, the oil supply structure includes the oil tank and installs the oil pump in the oil tank inside, the output and the oil pipe one end of oil pump are connected, the oil tank top is provided with the oil filler hole, and is provided with on the oil filler hole and seals the stopper.
Preferably, the method comprises the following steps:
a. the motor is driven to decelerate through the reduction gearbox to drive the first connecting shaft to rotate, the deceleration is further performed through the meshing transmission of the third gear and the fourth gear, and then the rotating drum is rotated;
b. the gap is adjusted, the air cylinder stretches under the action of an external control switch, and meanwhile, the semicircular channel is driven to vertically lift, so that the size of the gap is adjusted, and the device is suitable for plates with different thicknesses;
c. the plate is curled, the plate is inserted into the gap from the inner side of the semicircular channel, the plate is extruded by the rotary drum and the semicircular channel to generate deformation, and meanwhile, when the rotary drum rotates, the plate is driven to move through friction, so that the plate forms a cylindrical structure, and the motor is turned off;
d. welding, namely rotating the curled plate to enable a gap of the plate to be positioned at the bottom of a welding gun, pressing a handle downwards to enable the welding gun to be in contact with the gap, electrifying an electromagnet through a control switch to attract an iron disc for limiting, and moving the welding gun to realize welding by moving a sliding sleeve;
e. and taking down the welding gun, powering off the electromagnet through the control switch, and pulling the movable shell by keeping the welding gun away from the semicircular channel through the elasticity of the spring. One end of the rotary drum is not blocked, and the welded plate is taken down to finish the processing.
The invention has the beneficial effects that:
1. the winding drum device can be used for curling the silencer, can be used for welding the curled silencer through the matching effect of the manual lifting structure, the slide rod, the sliding sleeve and the welding gun, is convenient and fast for welding, is simple to operate, avoids manual handheld welding gun for processing, reduces the labor intensity of welding, and can provide clamping for plates during welding through the air cylinder to realize limiting;
2. the winding drum device can reduce the speed after transmission through the reduction box, further reduce the speed by being matched with the third gear and the fourth gear, so that the force during winding is improved, and the adjustment between the semicircular channel and the rotary drum can be carried out through the lifting of the air cylinder so as to be suitable for plates with different thicknesses;
3. this kind of reel device can supply oil for the shower nozzle through oil supply structure, can provide the lubrication for the third gear through the shower nozzle to realize the lubrication between third gear and the fourth gear, reduce the wearing and tearing that the transmission caused, increased the life of third gear and fourth gear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the reduction gearbox of the present invention;
FIG. 4 is a schematic view of the fuel tank and the fuel pump of the present invention;
fig. 5 is a schematic view of the movable rod and the electromagnet according to the present invention.
In the figure: 1. a bottom plate, 2, a movable housing, 3, a fixed housing, 4, a fixed bar, 5, a movable rod, 501, a sliding hole, 502, a spring, 6, an electromagnet, 7, a control switch, 8, an iron disc, 9, a handle, 10, a sliding rod, 11, a sliding sleeve, 1101, a welding gun, 12, a semicircular channel, 13, a rotating drum, 14, a fixed seat, 15, a motor, 16, a coupling, 17, a mounting rod, 18, a reduction box, 1801, a box body, 1802, a first gear, 1803, a second gear, 1804, a first circular shaft, 1805, a second circular shaft, 19, an oil tank, 1901, an oil pump, 20, an oil pipe, 2001, a spray head, 21, an oil filling port, 22, an air cylinder, 23, a connecting block, 24, a first connecting shaft, 25, a third gear, 26, a second connecting shaft, 27 and a fourth gear.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-5, a winding drum device for a muffler of a safety valve of a boiler in a power plant and a use method thereof include a bottom plate 1, a movable housing 2 and a fixed housing 3, wherein the movable housing 2 and the fixed housing 3 are respectively disposed at two sides of the top of the bottom plate 1, the fixed housing 3 is fixedly connected to the bottom plate 1, fixed bar blocks 4 are fixedly mounted at the top of the movable housing 2 and the top of the fixed housing 3, a manual lifting structure is disposed on the fixed bar blocks 4, the manual lifting structure is connected to a slide bar 10 through bolts, a sliding sleeve 11 is sleeved on the surface of the slide bar 10, a welding gun 1101 is fixedly mounted on the sliding sleeve 11, and the sliding sleeve 11 can slide along the slide bar 10;
a rotating cylinder 13 is rotatably connected between the movable shell 2 and the fixed shell 3, a round hole is formed in one side of the movable shell 2, the round hole is connected with one end of the rotating cylinder 13 in a matched mode, a semicircular channel 12 is formed in the bottom of the rotating cylinder 13, four air cylinders 22 are fixedly installed on the surface of the bottom plate 1, the output top ends of the air cylinders 22 are fixedly connected with the outer wall of the semicircular channel 12 through connecting blocks 23, and the movable shell 2 can be dragged away manually;
the surface of the bottom plate 1 is fixedly provided with a motor 15 and a reduction gearbox 18, the motor 15 is connected with a first connecting shaft 24 through the reduction gearbox 18, the first connecting shaft 24 is fixedly sleeved with a third gear 25, the third gear 25 is connected with a fourth gear 27 in a meshing manner, the middle part of the fourth gear 27 is fixedly provided with a second connecting shaft 26, the second connecting shaft 26 and the first connecting shaft 24 are both rotatably connected with the side wall of the fixed shell 3, one end of the second connecting shaft 26 is fixedly connected with the middle part of one end of the rotary drum 13, and the reduction gearbox 18 is used for reducing the speed driven by the motor 15;
the bottom of the third gear 25 is provided with a spray head 2001, and the spray head 2001 is connected with an oil supply structure through an oil pipe 20.
The manual lifting structure comprises an iron disc 8 and a sliding hole 501 arranged at the top of a fixed bar block 4, a sliding sleeve 11 of the sliding hole 501 is connected with a movable rod 5, the bottom end of the movable rod 5 is elastically connected with the hole wall of the sliding hole 501 through a spring 502, the top end of the movable rod 5 is fixedly connected with the bottom of the iron disc 8, a plurality of electromagnets 6 are uniformly arranged around the movable rod 5, the electromagnets 6 are fixedly embedded and installed at the top of the fixed bar block 4, the electromagnets 6 are located at the bottom of the iron disc 8, a control switch 7 is fixedly installed at the top of the fixed bar block 4, the control switch 7 is electrically connected with the electromagnets 6, the iron disc 8 can be attracted through the magnetic force of the electromagnets 6, and the compression of the spring 502 is kept; a handle 9 is fixedly arranged at the top of the iron plate 8, one side of the iron plate 8 is connected with the end part of the sliding rod 10, and the iron plate 8 is conveniently pressed down through the handle 9; the semicircular channel 12 is of a semicircular tubular structure, a gap is formed between the semicircular channel 12 and the bottom of the rotary drum 13, and the semicircular channel 12 is used for curling and forming a plate; the third gear 25 and the fourth gear 27 are both positioned in the fixed shell 3, and the diameter of the fourth gear 27 is three to five times of that of the third gear 25, so that the speed reduction of the transmission is carried out; the motor 15 and the reduction gearbox 18 are fixedly connected with the bottom plate 1 through the fixed seat 14 and the four mounting rods 17 respectively, and the four mounting rods 17 are used for realizing mounting and fixing; the reduction gearbox 18 is composed of a box body 1801, a first gear 1802, a second gear 1803, a first circular shaft 1804 and a second circular shaft 1805, the first gear 1802 and the second gear 1803 are in meshing connection, the middle parts of the first gear 1802 and the second gear 1803 are fixedly sleeved with the first circular shaft 1804 and the second circular shaft 1805 respectively, the diameter of the first gear 1802 is three to four times of that of the second gear 1803, and reduction is achieved through transmission of the first gear 1802 and the second gear 1803; the first round shaft 1804 and the second round shaft 1805 are respectively connected with the first connecting shaft 24 and the output shaft of the motor 15 through a coupling 16, and the coupling 16 is used for connecting and mounting the shaft parts; the oil supply structure comprises an oil tank 19 and an oil pump 1901 installed inside the oil tank 19, the output end of the oil pump 1901 is connected with one end of an oil pipe 20, an oil filling port 21 is formed in the top of the oil tank 19, a sealing plug is arranged on the oil filling port 21, and the oil pump 1901 conveys lubricating oil through suction.
The application method comprises the following steps:
a. the motor 15 is started by driving the rotating drum 13, the motor 15 decelerates through the reduction gearbox 18 to drive the first connecting shaft 24 to rotate, the deceleration is further performed through the meshing transmission of the third gear 25 and the fourth gear 27, and then the rotating drum 13 rotates;
b. the gap is adjusted, the air cylinder 22 extends and retracts under the action of the external control switch 7, and meanwhile, the semicircular channel 12 is driven to vertically lift, so that the size of the gap is adjusted, and the device is suitable for plates with different thicknesses;
c. the plate is curled, the plate is inserted into the gap from the inner side of the semicircular channel 12, the rotary drum 13 and the semicircular channel 12 extrude the plate to generate deformation, and meanwhile, when the rotary drum 13 rotates, the plate is driven to move through friction, so that the plate forms a cylindrical structure, and the motor 15 is turned off;
d. welding, namely rotating the curled plate to enable a gap of the plate to be positioned at the bottom of a welding gun 1101, pressing a handle 9 downwards to enable the welding gun 1101 to be in contact with the gap, electrifying an electromagnet 6 through a control switch 7 to attract an iron disc 8 for limiting, and moving a sliding sleeve 11 to enable the welding gun 1101 to move to realize welding;
e. when the welding torch is detached, the electromagnet 6 is turned off by the control switch 7, and the welding torch 1101 is separated from the semicircular passage 12 by the elastic force of the spring 502, and the movable housing 2 is pulled. One end of the rotary drum 13 is unblocked, and the welded plate is taken down to finish the processing.
The electrical components in this patent application all external power supply and external control switch.
In conclusion, through the cooperation of manual elevation structure, slide bar 10, sliding sleeve 11 and welder 1101, can weld for the muffler after curling, for the welding provides convenient, easy operation, avoided artifical handheld welder 1101 to process, reduced welded intensity of labour, simultaneously through cylinder 22, can provide the clamp for panel during the welding, realize spacingly.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (5)

1. A reel device for power plant boiler safety valve muffler which characterized in that: the welding device comprises a bottom plate (1), a movable shell (2) and a fixed shell (3), wherein the movable shell (2) and the fixed shell (3) are respectively arranged on two sides of the top of the bottom plate (1), the fixed shell (3) is fixedly connected with the bottom plate (1), fixed bar blocks (4) are fixedly arranged on the top of the movable shell (2) and the top of the fixed shell (3), a manual lifting structure is arranged on each fixed bar block (4), the manual lifting structure is connected with a sliding rod (10) through a bolt, a sliding sleeve (11) is connected to a sliding sleeve (11) on the surface of the sliding rod (10), and a welding gun (1101) is fixedly arranged on the sliding sleeve (11);
a rotary drum (13) is rotatably connected between the movable shell (2) and the fixed shell (3), a round hole is formed in one side of the movable shell (2), the round hole is connected with one end of the rotary drum (13) in a matched mode, a semicircular channel (12) is formed in the bottom of the rotary drum (13), four air cylinders (22) are fixedly installed on the surface of the bottom plate (1), and the output top ends of the air cylinders (22) are fixedly connected with the outer wall of the semicircular channel (12) through connecting blocks (23);
the surface of the bottom plate (1) is fixedly provided with a motor (15) and a reduction gearbox (18), the motor (15) is connected with a first connecting shaft (24) through the reduction gearbox (18), the first connecting shaft (24) is fixedly connected with a third gear (25) in a sleeved mode, the third gear (25) is connected with a fourth gear (27) in a meshed mode, the middle of the fourth gear (27) is fixedly provided with a second connecting shaft (26), the second connecting shaft (26) and the first connecting shaft (24) are both rotatably connected with the side wall of the fixed shell (3), and one end of the second connecting shaft (26) is fixedly connected with the middle of one end of the rotary drum (13);
the bottom of third gear (25) is provided with shower nozzle (2001), shower nozzle (2001) are connected with fuel feeding structure through oil pipe (20), manual lift structure includes iron disc (8) and sets up sliding hole (501) at fixed bar (4) top, sliding hole (501) slip cap (11) have connect movable rod (5), the bottom of movable rod (5) is passed through spring (502) and the pore wall elastic connection of sliding hole (501), the top and the iron disc (8) bottom rigid coupling of movable rod (5), evenly be provided with a plurality of electro-magnet (6) around movable rod (5), and electro-magnet (6) fixed gomphosis installs the top at fixed bar (4), electro-magnet (6) are located the bottom of iron disc (8), fixed bar (4) top fixed mounting has control switch (7), and control switch (7) and electro-magnet (6) electric connection, the top fixed mounting of iron disc (8) has handle (9), and the end connection of one side and slide bar (10) of iron disc (8), semicircle type passageway (12) are semicircle type tubular structure, and form the clearance between the bottom of semicircle type passageway (12) and rotary drum (13), fuel feeding structure includes oil tank (19) and installs oil pump (1901) inside oil tank (19), the output and oil pipe (20) one end of oil pump (1901) are connected, oil tank (19) top is provided with oil filler (21), and is provided with on oil filler (21) and seals the stopper, reducing gear box (18) comprise box (1801), first gear (1802), second gear (1803), first circle axle (1804) and second circle axle (1805), meshing connection between first gear (1804) and second gear (1803), and first gear (1802) middle part and second gear (1803) middle part respectively with first circle axle (1802) and second circle axle (1805) fixed connection of second circle axle (1805) And sleeving, wherein the diameter of the first gear (1802) is three to four times that of the second gear (1803).
2. The roll apparatus for a muffler of a safety valve of a power plant boiler according to claim 1, wherein: the third gear (25) and the fourth gear (27) are both positioned inside the fixed shell (3), and the diameter of the fourth gear (27) is three to five times of that of the third gear (25).
3. The roll apparatus for a muffler of a safety valve of a power plant boiler according to claim 1, wherein: the motor (15) and the reduction gearbox (18) are fixedly connected with the bottom plate (1) through the fixed seat (14) and the mounting rods (17), and the number of the mounting rods (17) is four.
4. The roll apparatus for a muffler of a safety valve of a power plant boiler according to claim 1, wherein: the first round shaft (1804) and the second round shaft (1805) are connected with the first connecting shaft (24) and an output shaft of the motor (15) through a coupler (16).
5. A reel device for a safety valve silencer of a power plant boiler according to any one of claims 1 to 4, resulting in a use method of the reel device for the safety valve silencer of the power plant boiler, characterized in that: the using method comprises the following steps:
a. the motor (15) is started by driving the rotary drum (13), the motor (15) decelerates through the reduction gearbox (18) to drive the first connecting shaft (24) to rotate, the deceleration is further performed through the meshing transmission of the third gear (25) and the fourth gear (27), and then the rotary drum (13) rotates;
b. the gap is adjusted, the air cylinder (22) stretches under the action of the external control switch (7), and meanwhile, the semicircular channel (12) is driven to vertically lift, so that the size of the gap is adjusted, and the device is suitable for plates with different thicknesses;
c. the plate is curled, the plate is inserted into the gap from the inner side of the semicircular channel (12), the rotary drum (13) and the semicircular channel (12) extrude the plate to generate deformation, and meanwhile, when the rotary drum (13) rotates, the plate is driven to move through friction, so that the plate forms a cylindrical structure, and the motor (15) is turned off;
d. welding, namely rotating the curled plate to enable a gap of the plate to be positioned at the bottom of a welding gun (1101), pressing a handle (9) downwards to enable the welding gun (1101) to be in contact with the gap, electrifying an electromagnet (6) through a control switch (7), sucking an iron disc (8), limiting, and moving a sliding sleeve (11) to enable the welding gun (1101) to move to realize welding;
e. taking down the welding gun, powering off the electromagnet (6) through the control switch (7), and pulling the movable shell (2) by keeping the welding gun (1101) away from the semicircular channel (12) through the elastic force of the spring (502);
one end of the rotary drum (13) is unblocked, and the welded plate is taken down to finish the processing.
CN202010271890.5A 2020-04-09 2020-04-09 Winding drum device for power plant boiler safety valve silencer and using method thereof Active CN111496531B (en)

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JPH0798236B2 (en) * 1990-05-15 1995-10-25 株式会社電元社製作所 Rim material manufacturing system and its equipment
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CN110238551A (en) * 2019-06-22 2019-09-17 黎泽辉 A kind of light-alloy electric machine casing welding equipment

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