CN209431432U - Swing type stretches boiler sootblower - Google Patents

Abstract

The utility model discloses a kind of flexible boiler sootblowers of swing type, belong to boiler cleaning equipment field, technical points include soot blower crossbeam, steam jet pipe, valve and installation riser, steam jet pipe includes inner tube and outer tube, walking box assembly is provided with below soot blower crossbeam, opposite mounting plate is provided with below walking box assembly, revolution is connected with casing between opposite mounting plate, it is connected between outer tube and casing by ring flange, swing arm unit is provided on walking box assembly, swing arm unit includes eccentric block and drive eccentric block rotation drive machine, crank is provided on the free end of eccentric block, crank one end is hinged on the free end of eccentric block, the other end is hinged on a side surface of the ring flange towards casing.It, which has, drives steam jet pipe to carry out axial reciprocating rotation, so that the steam for spraying steam jet pipe carries out reciprocally swinging, to avoid the waste of the steam sprayed.

Description

Swing type stretches boiler sootblower

Technical field

The utility model relates to heat boiler cleaning equipment field, in particular to a kind of swing type stretches boiler sootblower.

Background technique

On the coal and oils boilers such as Industrial Boiler, station boiler, biomass boiler, refuse furnace, technique furnace and heating furnace Steam sootblower is generally used, is being configured with soot blower for boiler hearth, long retractable soot blower, half telescopic soot blowing with boiler plant Soot blowers and the rake soot blowers such as device, fixed spindle-type sootblower.

When carrying out single side deashing to the tube bank heat-transfer surface in boiler, retractable soot blower or rake soot blowing can be used Device.When using retractable soot blower, since the steam jet pipe of retractable soot blower carries out 360 ° of rotation, sprayed in steam jet pipe The case where cannot blowing to tube bank heat-transfer surface can occur with the rotation of steam jet pipe in steam out, then in cleaning tube bank heat exchange It will cause a large amount of steam when face to waste due to not blowing to the surface of tube bank heat-transfer surface.When using rake soot blowing When device, although steam can be made to be constantly in the state of cleaning tube bank heat-transfer surface, waste of steam, rake soot blowing are avoided The steam jet pipe of pipe is exited since the limitation of structure cannot stretch from boiler, and rake soot blower is suitable for being lower than in boiler 500 degree of low-temperature space, at the same rake soot blower due to the structure of steam jet pipe be not suitable for restrain heating surface in tube bank arrangement more In the case where complexity.

Utility model content

The purpose of this utility model is to provide a kind of flexible boiler sootblowers of swing type, have and are suitable for be applicable in In the single side cleaning of high-temperature region and complicated tube bank heat-transfer surface, while the waste of unnecessary steam can be saved.

The above-mentioned technical purpose of the utility model has the technical scheme that

A kind of swing type boiler sootblower that stretches is set below soot blower crossbeam including the soot blower crossbeam being laterally arranged It is equipped with opposite steam jet pipe parallel with soot blower crossbeam, the tail end of soot blower crossbeam is provided with the valve being connected with steam jet pipe, The head end of soot blower crossbeam is provided with the installation riser being vertically arranged downwards, steam jet pipe include the inner tube being connected with valve and It is set in outer tube and slides the outer tube with jetted hole being connected with inner tube, outer tube exposes across installation riser, soot blower It is provided with below crossbeam and carries out the mobile traveling box group to drive outer tube to be slid on inner pipe on soot blower crossbeam Part, it is characterised in that: opposite mounting plate is provided with below box assembly of walking, opposite mounting plate is located at traveling box group The two sides of part direction of travel, revolution is connected with casing between opposite mounting plate, and casing and outer tube are connected to each other and pass through ring flange It is connected, is provided on box assembly of walking and steam of the outer tube progress axial reciprocating rotation to make steam jet pipe spray is driven to carry out back and forth The swing arm unit of swing, swing arm unit include the eccentric block and drive eccentric block with row that revolution is connected on walking box assembly Synchronize the transmission mechanism rotated when walking box assembly walking, eccentric block is located at the oblique upper of casing, the free end of eccentric block with The rotation of eccentric block carry out picture circular motion, the free end of eccentric block, which is provided with, carries out picture circular motion in the free end of eccentric block Outer tube is pulled to carry out the crank of axial reciprocating rotation on inner pipe simultaneously, crank is inclined to set, and crank one end is hinged on bias On the free end of block, the other end is hinged on ring flange towards on a side surface of casing.

By using above-mentioned technical proposal, rotated by eccentric block and drive crank, make crank pull the outer tube of steam jet pipe into The axial rotation of row, thus make the jetted hole positioned at outer tube end point when protruding into boiler with the rotation of steam jet pipe into Row rotation makes the steam sprayed from jetted hole carry out reciprocally swinging and carries out clearly to the inner wall of boiler with the rotation of jetted hole Reason, reduces the waste of steam.

The utility model is further arranged to: the lower surface of soot blower crossbeam is provided with for walking box assembly sliding motion In inverse-T-shaped sliding rail, sliding rail includes that the fixed part being connected is welded and fixed with soot blower crossbeam and is in horizontally disposed support Portion.

By using above-mentioned technical proposal, walking box assembly is limited by sliding rail, to make box assembly edge of walking The length direction of sliding rail moved, by setting inverted "T"-shaped for sliding rail, thus by supporting part to traveling box group Part is supported, and walking box assembly is enable to hang on the slide rail and be moved along sliding rail.

The utility model is further arranged to: walking box assembly includes the movable stand with sliding rail sliding, the main body of movable stand Upward, the siding that movable stand is located at opening two sides stretches to the top of supporting part, movable stand two sides to " U "-shaped and opening respectively Siding be located at the position above supporting part and be provided with the flange stretched out to fixed part direction, the open bottom end of movable stand is provided with First gear, first gear are connected by rotation axis with movable stand revolution, and the lower surface of supporting part is provided with and first gear phase The rack gear of engagement is provided with the driving assembly for driving rotation axis to be rotated on movable stand.

By using above-mentioned technical proposal, rotation axis is driven to be rotated by driving assembly, rotation axis rotation is to band Dynamic first gear is moved on rack gear, to drive walking box assembly in the enterprising line slip of guide rail, makes box assembly band of walking Dynamic outer tube slides to realize the push of outer tube on inner pipe.

The utility model is further arranged to: driving assembly includes the gear-box being fixed on movable stand side wall, rotation axis One end extend into the inside of gear-box, and one end that transmission shaft is extend into inside gear-box is welded with worm gear, gear-box it is interior Portion is provided with and worm gear, the worm screw matched, and worm screw is horizontally disposed, and the outside of gear-box is provided with what drive worm screw was rotated Driving motor.

By using above-mentioned technical proposal, worm screw is driven by driving motor, worm screw drives worm gear to be rotated, and worm gear turns It is dynamic to drive rotation axis rotation, to realize that first gear is moved on rack gear, movable stand can be driven to carry out on the slide rail It is mobile.

The utility model is further arranged to: transmission mechanism include inside the gear-box be distributed up and down and be engaged on Second gear and third gear, second gear together is weldingly fixed on worm screw, and third gear is turned round by driven spindle to be connected It connects on gear-box, side of the driven spindle from gear-box towards outer tube is exposed, and eccentric block is weldingly fixed on driven spindle exposing On the end of gear-box.

By using above-mentioned technical proposal, by intermeshing second gear and third gear, so that worm screw be rotated When power be transmitted on driven spindle, so that driven spindle is rotated, drive the eccentric block that is fixed on driven spindle with from The rotation campaign of turn axis realizes that eccentric block drives crank, makes crank that steam jet pipe be pulled to carry out axial axial reciprocating and turns It is dynamic.

The utility model is further arranged to: the lower surface revolution of flange is connected with idler wheel.

By using above-mentioned technical proposal, by the way that idler wheel is arranged, to reduce rubbing between flange and supporting part upper surface Power is wiped, to make the more smooth of box assembly movement of walking.

The utility model is further arranged to: the side of installation riser towards walking box assembly is provided with the opposite branch of mirror image Support component, support component are located at the obliquely downward of outer tube two sides, and the axial direction of support component is directed toward the axis direction of outer tube.

By using above-mentioned technical proposal, outer tube is avoided to occur when mobile by setting support component inclined Tiltedly, to cause the damage of steam jet pipe.

The utility model is further arranged to: support component includes the fixed block being fixed in installation riser, fixed block Surface is fixed with accommodation tube closed at one end open at one end, the opening court of accommodation tube on fixed block towards the axis direction of outer tube To outer tube direction, the open interior rolling of accommodation tube is equipped with ball, and ball is exposed by the opening of accommodation tube, and accommodation tube is opened Mouthful at be provided with baffle, offered on baffle for ball expose lean out hole, lean out hole diameter compare ball diameter it is small.

Reduce rubbing between support component and outer tube by popping up the ball of accommodation tube by using above-mentioned technical proposal Power is wiped, so that the outer wall of outer tube be avoided to damage because of the friction between support component.

The utility model is further arranged to: spring, the both ends of spring are provided between ball and the closed end of accommodation tube The closed end with ball and accommodation tube abuts against respectively.

By using above-mentioned technical proposal, by the way that spring is arranged, so that ball be made to fit with the surface of outer tube always.

The utility model is further arranged to: the outer surface of installation riser is provided with boiler connection component, boiler connection Component includes being hinged on rotating shaft that is in installation riser and being located above outer tube, and rotating shaft is laterally arranged and the length of rotating shaft Direction is parallel with the outer surface of installation riser, and the both ends of rotating shaft are rotatably connected to linking arm, the free end of linking arm respectively It is provided with opposite connector parallel with installation riser, the surface of connector offers the through-hole passed through for steam jet pipe, connector It is provided with towards the side of installation riser and passes through its internal cylinder for outer tube.

By using above-mentioned technical proposal, connector can be made directly to dock with boiler, make steam jet pipe according to the height of boiler It is extend into boiler directly through connector.

In conclusion the utility model has the following beneficial effects:

1, by the cooperation of eccentric block and crank, so that the reciprocating motion of outer tube progress circumferencial direction is pulled, to make The high temperature and high pressure gas sprayed in steam jet pipe carries out reciprocally swinging to carry out soot blowing cleaning to inner wall, reduces the waste of steam；

2, by setting support component, to be supported to outer tube, by passing through ball between support component and outer tube It abuts against, so that support component be avoided to cause to wear to outer tube；

3, by setting boiler connection component, connector can be made directly to dock with boiler according to the height of boiler, makes to spray vapour Pipe is extend into boiler directly through connector.

Detailed description of the invention

Fig. 1 is the overall structure diagram of the flexible boiler sootblower of swing type；

Fig. 2 is the structural schematic diagram of the flexible boiler sootblower of swing type；

Fig. 3 is the attachment structure schematic diagram of walking component and guide rail；

Fig. 4 is the structural schematic diagram of walking component；

Fig. 5 is the structural schematic diagram of crank；

Fig. 6 is the perspective view of the explosion of support component.

In figure, 1, soot blower crossbeam；2, walking box assembly；21, movable stand；22, gear-box；23, driving motor；24, snail Bar；25, worm gear；26, rotation axis；27, first gear；28, second gear；29, third gear；210, mounting plate；211, casing； 212, driven spindle；3, steam jet pipe；31, inner tube；32, outer tube；4, valve；5, sliding rail；51, fixed part；52, supporting part；6, tooth Item；7, boiler connection component；71, rotating shaft；72, linking arm；73, connector；74, cylinder；8, ring flange；9, crank；91, long Section；92, short section；10, eccentric block；11, support component；111, fixed block；1111, mounting hole；112, accommodation tube；113, ball； 114, baffle；1141, hole is leant out；115, spring；12, installation riser.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.The wherein identical attached drawing of identical components Label indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to It is the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from particular elements geometry The direction at center.

A kind of flexible boiler sootblower of swing type, as shown in Figure 1, including is in horizontally disposed soot blower crossbeam 1.In soot blowing The lower section of device crossbeam 1 is provided with opposite steam jet pipe 3 parallel with soot blower crossbeam 1, is fixedly connected in the tail end of soot blower crossbeam 1 There is valve 4, wherein valve 4 is connected with steam jet pipe 3.The head end of soot blower crossbeam 1 is provided with installation riser straight down 12, installation riser 12 is welded and fixed with soot blower crossbeam 1 to be connected.It is opened on the surface of installation riser 12 with respect to the position of steam jet pipe 3 Equipped with the through-hole passed through for steam jet pipe 3.

Steam jet pipe 3 includes the inner tube 31 being connected with valve 4 and is sleeved in inner tube 31 and is connected with the sliding of inner tube 31 Outer tube 32.Walking box assembly 2 is set in inner tube 31, walking box assembly 2 is connected with the sliding of soot blower crossbeam 1 and and outer tube 32 are fixedly linked.With walking box assembly 2 in the enterprising line slip of soot blower crossbeam 1, thus drive outer tube 32 along inner tube 31 into Row movement.The one end of outer tube 32 far from walking box assembly 2 is the front end of outer tube 32, the front end closing of outer tube 32.At outer tube 32 In offering jetted hole on the side wall of front end.It is fixed in the lower surface of soot blower crossbeam 1 and is slid for box assembly 2 of walking Sliding rail 5, sliding rail 5 is weldingly fixed on soot blower crossbeam 1.

As shown in figure 3, the section of sliding rail 5 is in inverted "T"-shaped, the fixation being respectively welded and fixed with soot blower crossbeam 1 Portion 51 and be in horizontally disposed supporting part 52, integrally casting shaping or is welded and fixed phase between supporting part 52 and fixed part 51 Even.Rack gear 6, the length direction phase of the length direction and sliding rail 5 of middle rack 6 are welded on the lower end surface of supporting part 52 Together.

As shown in Figure 3, Figure 4, walking box assembly 2 includes the movable stand 21 slid with sliding rail 5, wherein the main body of movable stand 21 " U "-shaped and opening is upward.The siding that movable stand 21 is located at opening two sides is located at the two sides of supporting part 52 and reaches The top of 52 upper surface of supporting part.51 side of oriented fixed part is respectively set in one end that movable stand 21 extends through 52 upper surface of supporting part To the flange of stretching, wherein flange is fixedly linked with movable stand 21.Movable stand 21 is hung on to the support of sliding rail 5 by flange In portion 52.First to be meshed with the rack gear 6 on 52 lower surface of supporting part is connected in the bottom end revolution of the opening of movable stand 21 Gear 27, first gear 27 are connected by rotation axis 26 with the revolution of movable stand 21.The side of movable stand 21 is provided with band turn The driving assembly that moving axis 26 is rotated, driving assembly are fixed on the outside of movable stand 21.

Driving assembly includes the gear-box 22 being fixed on 21 side wall of movable stand, and 26 one end of rotation axis extend into gear-box 22 Inside.One end inside gear-box 22, which is reached, in rotation axis 26 is welded with worm gear 25.At the interior position of gear-box 22 The worm screw 24 being meshed with worm gear 25 is provided in the top of worm gear 25, worm screw 24 is in horizontally disposed and worm screw 24 both ends difference The side wall revolution opposite with gear-box 22 is connected.Being fixedly installed in the outside of gear-box 22 drives worm screw 24 to be rotated Driving motor 23, wherein driving motor 23 is fixed on the outside of gear-box 22 and the output shaft of driving motor 23 and worm screw 24 are fixed It is connected.Mutually matched worm screw 24 and worm gear 25 are driven by driving motor, so that rotation axis 26 be made to be rotated, with turning The rotation of moving axis 26, drive first gear 27 rotated, when first gear 27 rotates, by first gear 27 and with The cooperation between rack gear 6 that first gear 27 is meshed, so that movable stand 21 be made to be moved.

It is moved on sliding rail 5 for frame 21 easy to remove, is connected with rolling in the lower surface revolution of the flange of movable stand 21 Wheel, to reduce the frictional force between movable stand 21 and sliding rail 5, wherein idler wheel is not regarded out in figure.

The lower end of movable stand 21 is provided with parallel opposite mounting plate 210, wherein mounting plate 210 is located at movable stand 21 along 5 moving direction of sliding rail both ends.Revolution is connected with casing 211, the axis of casing 211 between opposite mounting plate 210 The axis of line and steam jet pipe 3 is located along the same line, and wherein the outer tube 32 on steam jet pipe 3 passes through casing 211 and passes through ring flange 8 It is fixedly linked with casing 211.

The swing arm for driving outer tube 32 to carry out axial reciprocating rotation is provided on side siding of the gear-box 22 towards outer tube Component and the transmission component for driving swing arm unit to be moved.

Transmission component include inside the gear-box 22 be distributed up and down and the second gear 28 that meshes together and Third gear 29, wherein second gear 28 is fixed on worm screw 24, and third gear 29 is by passing through the driven of the exposing of gear-box 22 Shaft 212 turns round the inside for being connected to gear-box 22.Wherein driven spindle 212 reveals from gear-box 22 towards the side of outer tube 32 Out.

Swing arm unit includes the eccentric block 10 for being weldingly fixed on one end that driven spindle 212 exposes gear-box 22, eccentric block 10 position is located at casing 211 towards the oblique upper of 22 side of gear-box, and wherein eccentric block 10 is rectangular block, 10 length of eccentric block The one end in direction is fixed on driven spindle 212, and the other end of eccentric block 10 is the free end of eccentric block 10.Work as driven spindle When 212 rotation, the free end of eccentric block 10 carries out picture circular motion with the rotation of eccentric block 10.

The crank 9 being arranged in angle is provided on the free end of eccentric block 10, the ontology of crank 9 is inclined to set and song The both ends of handle 9 are hinged with the ring flange 8 on eccentric block 10 and outer tube 32 respectively, and crank 9 includes integrally formed long section 91 And short section 92, wherein one end of long section 91 is hinged on the free end of eccentric block 10, the free end of short section 92 is hinged on casing On 211 ring flanges 8 being connected with outer tube 32.The short section 92 of crank 9 is hinged on ring flange 8 towards the side of casing 211.Long section The axis direction of angle between 91 and short section 92 towards outer tube 32.

When driving motor 23 drives worm screw 24 to rotate, power is carried out by second gear 28 and third gear 29 Transmitting, thus make driven spindle 212 drive eccentric block 10 rotated around driven spindle 212.With turning for eccentric block 10 It is dynamic, so that the free end of eccentric block 10 be made to carry out picture circular motion.As the free end of eccentric block 10 carries out picture circle, to drive hinge The length section 91 in the crank 9 on eccentric block 10 is connect as the rotation of eccentric block 10 carries out oblique side while carrying out reciprocally swinging To reciprocating motion, so that the length of crank 9 be made to carry out picture arc movement.As long section 91 moves, synchronous drive short section 92 makes short Section 92 and the hinged place of ring flange 8 carry out picture arc movement.Turn of circular arc drawn by short section 92 and 8 hinged place of ring flange and outer tube 32 The circular arc in dynamic direction matches.As short section 92 pulls ring flange 8, turn so that synchronous drive outer tube 32 carries out axial reciprocating It is dynamic.Wherein the length dimension of eccentric block 10 is design size, so that the free end for guaranteeing eccentric block 10 drives when drawing circle Crank 9 pulls outer tube 32 to rotate.

Reach at maximum displacement when outer tube 32 rotates counterclockwise, the position that crank 9 and ring flange 8 are hinged is located at outer The lower section of horizontal plane where pipe 32 axis, more than 9 ring flange 8 of crank be hinged point to outer tube 32 a little axis be formed by line and The angle between horizontal plane where the axis of outer tube 32 is 10 °.

As shown in Figure 4, Figure 5, the crank 9 of angle setting is not more than 131 ° towards the angle between the side of the side of angle. When using above-mentioned Angular Dimension, when pulling outer tube to rotate, the angle of crank 9 will not occur crank with casing 211 Interference.

When in use, soot blower crossbeam 1 is fixed by boiler connection component with boiler, is passed through into valve 4 Gas, gas are entered in the inner tube of steam jet pipe 3 by valve 4.Driving driving motor 23 is opened, first gear 27 and tooth are passed through The cooperation of item 6, so that movable stand 21 be made to be moved, in passing through for the movement of movable stand 21, eccentric block 10 drives crank 9 to make Crank 9 pulls outer tube 32 to be rotated, and advances so that the jetted hole on outer tube be made to rotate, extend into boiler to boiler soot-blowing.

It is oblique in the outer tube 32 that the side of installation riser 12 towards walking box assembly 2 is located at steam jet pipe 3 as shown in Fig. 2, Fig. 6 The support component 11 of lower section two sides, wherein 11 mirror image of support component is oppositely arranged and is fixed in installation riser 12 and support component 11 axial direction is directed toward the axis direction of outer tube 32.

Support component 11 includes the fixed block 111 that is fixed in installation riser, and wherein the surface of fixed block 111 is towards outer tube 32 axis direction.Mounting hole 1111 is offered in a side surface of fixed block 111 towards outer tube 32, is welded in mounting hole 1111 It connects and is fixed with accommodation tube 112 closed at one end open at one end, the opening of accommodation tube 112 is towards 32 direction of outer tube.In accommodation tube 112 Open interior rolling ball 113 is installed, ball 113 passes through the opening exposing of accommodation tube 112 and the surface phase with outer tube 32 It abuts.The opening of accommodation tube 112 is provided with baffle 114, baffle 114 is bolted on accommodation tube 112.In baffle 114 surface, which is offered, leans out hole 1141 for what ball 113 exposed, wherein the diameter for leaning out hole 1141 compares the straight of ball 113 Diameter is small, to prevent ball 113 from passing through from leaning out in hole 1141.It is arranged between ball 113 and the closed end of accommodation tube 112 There is spring 115, closed end of the both ends of spring 115 respectively with ball 113 and accommodation tube 112 abuts against.

As shown in Figure 1, being provided with the boiler connection component for docking with boiler on the outer surface of installation riser 12 7, boiler connection component 7 includes being hinged on the rotating shaft 71 for being located at 3 top of steam jet pipe in installation riser 12, and wherein rotating shaft 71 is horizontal Length direction to setting and rotating shaft 71 is parallel with the outer surface of installation riser 12.It is rotated respectively at the both ends of rotating shaft 71 It is connected with linking arm 72, the linking arm 72 for being located at turn around 71 both ends of axis is oppositely arranged in parallel.In the freedom of opposite linking arm 72 End is provided with opposite connector 73 plate-like and parallel with installation riser 12.It offers on the surface of connector 73 for spraying vapour Pipe across through-hole.Including the side of connector 73 towards installation riser 12 is provided with for 32 sets of outer tube by steam jet pipe 3 The cylinder 74 in portion, 74 one end of cylinder is welded and fixed with connector to be connected, and the outer surface of the other end and installation riser passes through bolt It is detachable to be connected.

This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (10)

1. The boiler sootblower 1. a kind of swing type stretches, including the soot blower crossbeam (1) being laterally arranged, the soot blower crossbeam (1) Lower section be provided with opposite steam jet pipe (3) parallel with soot blower crossbeam (1), the tail end of the soot blower crossbeam (1) is set It is equipped with the valve (4) being connected with the steam jet pipe (3), the head end of the soot blower crossbeam (1), which is provided with, to be vertically arranged downwards Installation riser (12), the steam jet pipe (3) includes the inner tube (31) being connected with the valve (4) and is set in outer tube (32) outer tube (32) with jetted hole that is internal and being connected with inner tube (31) sliding, it is vertical that the outer tube (32) passes through the installation Plate (12) exposes, and is provided with below the soot blower crossbeam (1) and carries out movement on soot blower crossbeam (1) to drive outer tube (32) in the walking box assembly (2) of inner tube (31) enterprising line slip, it is characterised in that: set below the walking box assembly (2) It is equipped with opposite mounting plate (210), opposite mounting plate (210) is located at the two sides of walking box assembly (2) direction of travel, phase Pair mounting plate (210) between turn round and be connected with casing (211), described sleeve pipe (211) and outer tube (32) are connected to each other and pass through method Blue disk (8) is connected, and is provided on the walking box assembly (2) and outer tube (32) is driven to carry out axial reciprocating rotation to make steam jet pipe (3) steam sprayed carries out the swing arm unit of reciprocally swinging, and the swing arm unit includes that revolution is connected in walking box assembly (2) Eccentric block (10) and drive eccentric block (10) with walking box assembly (2) walking when synchronize the transmission mechanism rotated, The eccentric block (10) is located at the oblique upper of casing (211), and the free end of the eccentric block (10) turns with eccentric block (10) Dynamic to carry out picture circular motion, the free end of the eccentric block (10), which is provided with, carries out picture circular motion in the free end of eccentric block (10) Outer tube (32) is pulled to carry out the crank (9) of axial reciprocating rotation on inner tube (31) simultaneously, the crank (9) is inclined to set, Described crank (9) one end is hinged on the free end of eccentric block (10), and the other end is hinged on ring flange (8) towards casing (211) A side surface on.
2. The boiler sootblower 2. swing type according to claim 1 stretches, it is characterised in that: the soot blower crossbeam (1) Lower surface is provided with for walking box assembly (2) sliding motion in inverse-T-shaped sliding rail (5), and the sliding rail (5) includes and soot blowing Device crossbeam (1) is welded and fixed connected fixed part (51) and in horizontally disposed supporting part (52).
3. The boiler sootblower 3. swing type according to claim 2 stretches, it is characterised in that: walking box assembly (2) packet The movable stand (21) with the sliding rail (5) sliding is included, the main body of the movable stand (21) is " U "-shaped and is open upward, institute State the top that the siding of movable stand (21) positioned at opening two sides stretches to supporting part (52) respectively, the wall of movable stand (21) two sides The position that plate is located above supporting part (52) is provided with the flange stretched out to fixed part (51) direction, and movable stand (21) are opened Mouth bottom end is provided with first gear (27), and the first gear (27) is connected by rotation axis (26) with movable stand (21) revolution, The lower surface of the supporting part (52) is provided with the rack gear (6) being meshed with first gear (27), sets on the movable stand (21) It is equipped with the driving assembly for driving rotation axis (26) to be rotated.
4. The boiler sootblower 4. swing type according to claim 3 stretches, it is characterised in that: the driving component includes fixing Gear-box (22) on movable stand (21) side wall, described rotation axis (26) one end extend into the inside of gear-box (22), described Rotation axis (26) extend into the internal one end of gear-box (22) and is welded with worm gear (25), and the inside of the gear-box (22) is set It is equipped with and worm gear (25), the worm screw matched (24), the worm screw (24) is horizontally disposed with, the external setting of the gear-box (22) The driving motor (23) for thering is drive worm screw (24) to be rotated.
5. The boiler sootblower 5. swing type according to claim 4 stretches, it is characterised in that: the transmission mechanism includes being located at Gear-box (22) it is internal be distributed up and down and the second gear (28) and third gear (29) that mesh together, second tooth Wheel (28) is weldingly fixed on worm screw (24), and the third gear (29) is connected to gear-box by driven spindle (212) revolution (22) on, the driven spindle (212) is exposed from gear-box (22) towards the side of outer tube (32), eccentric block (10) welding Driven spindle (212) are fixed on to expose on the end of gear-box (22).
6. The boiler sootblower 6. swing type according to claim 3 stretches, it is characterised in that: the lower surface of the flange is turned round It is connected with idler wheel.
7. The boiler sootblower 7. swing type according to claim 1 stretches, it is characterised in that: installation riser (12) direction The side of walking box assembly (2) is provided with the opposite support component of mirror image (11), and the support component (11) is located at outer tube (32) obliquely downward of two sides, the axial direction of the support component (11) are directed toward the axis direction of outer tube (32).
8. The boiler sootblower 8. swing type according to claim 7 stretches, it is characterised in that: the support component (11) includes The fixed block (111) being fixed on installation riser (12), the axis side of the surface of the fixed block (111) towards outer tube (32) To being fixed with accommodation tube closed at one end (112) open at one end, the opening of the accommodation tube (112) on the fixed block (111) Towards outer tube (32) direction, the open interior rolling of the accommodation tube (112) is equipped with ball (113), and the ball (113) is logical The opening for crossing accommodation tube (112) is exposed, and the opening of the accommodation tube (112) is provided with baffle (114), the baffle (114) On offer for ball (113) expose leaning out hole (1141), the diameter for leaning out hole (1141) compares the straight of ball (113) Diameter is small.
9. The boiler sootblower 9. swing type according to claim 8 stretches, it is characterised in that: the ball (113) and receiving Cylinder (112) closed end between be provided with spring (115), the both ends of the spring (115) respectively with ball (113) and accommodate The closed end of cylinder (112) abuts against.
10. The boiler sootblower 10. swing type according to claim 1 stretches, it is characterised in that: the installation riser (12) Outer surface is provided with boiler connection component (7), the boiler connection component (7) include be hinged on it is on installation riser (12) and Rotating shaft (71) above outer tube (32), the rotating shaft (71) is laterally arranged and the length direction and peace of rotating shaft (71) The outer surface for filling vertical plate (12) is parallel, and the both ends of the rotating shaft (71) are rotatably connected to linking arm (72), the company respectively The free end for connecing arm (72) is provided with opposite connector (73) parallel with installation riser (12), the surface of the connector (73) The through-hole passed through for steam jet pipe (3) is offered, the side of connector (73) towards the installation riser (12) is provided with for outer tube (32) its internal cylinder (74) is passed through.