CN107201734A - Walking tool permanent magnet motor stator connects that fan blade is rotated and air duct silencer blows leaf machine - Google Patents

Abstract

The walking tool permanent magnet motor stator of regeneration product noise reduction connects fan blade rotation and the leaf machine that blows of air duct silencer changes the problem of cantilever fine strain of millet structure is single beam structure its essence is the mechanics of materials, is located at simply supported beam bearing block 53d and air duct motor front or that branch is on the inner rotor shaft 53 or on Zhi Qian shunting coneheads 52 and changes silencer well；But long-term is exactly unexpected change.Rotor portion will be stretched out a very long thin motor output shaft to get rid of, avoid fatal hard nut to crack, motor and the single beam structure for blowing output shaft one mechanics of materials of formation between paddle wheel fan, position section between the bearing at motor two ends, which is directly set, blows paddle wheel fan, it is the arm of force and blows the radial direction centrifugation component on paddle wheel fan to be harmful inclined torque very big formed by inclined power so as to the length for the stretching for removing output shaft, substantial amounts of motor is not consumed excessively to exert oneself, the amount of deflection and rotary inertia square of axle are not increased, so as to no longer restrict blower or blow the high speed strength air-out of leaf machine；Simply supported beam bearing block effect is self-evident.

Description

Walking tool permanent magnet motor stator connects that fan blade is rotated and air duct silencer blows leaf machine

Technical field

The present invention relates to a kind of portable electric work for place pressure-vaccum leaves such as flower bed, garden, park and road sides Tool, especially a kind of improvement of low vibration foliage pressure-vacuum machine, comprising the assist handle for installing activity additional, dust bag bracket and tying Improve, bodice upper casing dust mouth adds soft, blow impeller plus cutting edge, circuit adds additional in insurance and biswitch, and blower disappear The material and honeycomb of sound vibration damping, roller are changed to turn to, and in the low of the tool pressure angle safety door of equal logatithmic spiral everywhere On the basis of vibrating foliage pressure-vacuum machine, improved walking tool permanent magnet motor stator connects that fan blade is rotated and air duct silencer blows leaf Machine.

Background technology

Blower is widely used in the selected mode of hobby by people to clear up leaf.Some operation pedestrians like During with custom blower, when particularly running into corner place, glance right and left and turn over angle and carry out pressure-vaccum, if contact ground Roller is changed to turn to, and can conveniently work；Operate the height of pedestrian different, and custom takes the difference of operating angle, Assist handle is needed to can adjust, and original fixed assist handle not enough claims hand.The insurance of power supply source is and often right because supplying multichannel One blower is not suitable for, and former pressure-vaccum self-contained circuit lacks overloading protection, if plus insurance and biswitch, it will it is safer.It is low to shake Dynamic property and low noise, also there is the necessity further optimized；If considering in the dynamic foamed plastics of the additional vibration damping of motor and in blower Many places plus-minus shake deadener and honeycomb structure, can have certain curative effect；And the vibration of grass-mowing machine and the very big root of noise exist The precision and form and position tolerance of power and instrument, according to improving motor and blow impeller axiality, and survey dynamically balanced improved method, When what is be desirable to, but the low vibration low noise of blower is pursued, be in fact a hard nut to crack left for a long time.Dust bag Support and tying, have filled more easy landing, must also improve；Blower bodice upper casing dust mouth, wind is violent when particularly commutating sometimes, needs Plus soft；Impeller plus cutting edge are blown, the big inhalation (inhalatio) that cutting is easily blocked up, which is worked as, effect；And if single protruded tube is changed to many stretchings Pipe or flexible folding pipe, can reduce volume.New safety will can not have 8 millimeters of straight rods to detect blower fan from dust mouth, therefore If safety door.Though portable operation is convenient, its motor by the happy and auspicious volume of weight limited its exert oneself it is all less than normal, it is impossible to Meet the very big requirement of not only light but also wind-force.The outer stator of brush motor does not turn that only inner rotator swivel product is big and its brush is easy Play spark and easy to wear.The stationary part for being generally used for blower or blowing the external-rotor motor of the common brushless motor of leaf machine exists Its stator is big outside motor and inserting slot of stator winding is just big, does not meet light small big expectation of exerting oneself；Particularly it has winding Rotor portion to stretch out a very long thin motor output shaft, on the extension line of the length of the axial outside of motor Can realize and motor and blow the connection of paddle wheel fan, this results in a fatal hard nut to crack, motor and blow paddle wheel fan it Between output shaft just form the cantilever fine strain of millet structure of a mechanics of materials, motor-end and blow output shaft between paddle wheel fan center Length is the arm of force, and the radial direction centrifugation component blown on paddle wheel fan is inclined power, and this arm of force and inclined power form very big harmful inclined power Square, consumes substantial amounts of motor and exerts oneself, it is not necessary to the amount of deflection and rotary inertia square of strategic point increase axle, governs blower or blows leaf machine High speed strength air-out.Solve global hard nut to crack easier said than done.How this kind of product is further improved, is associated The present inventor was once particularly related to lifetime experience of manufacture in Switzerland as senior engineer SENIOR ENGINEER abroad, was changed Enter special kneading, then be aided with invention research and development to be expected to make product attain a yet higher goal, just like silkworm in spring to dead silk not to the utmost, the mankind pursue invention Perfection be it is endless, can noise reduction sound-deadening, portable tool stator of the invention connects that fan blade is rotated and that rotor does not turn is brushless The leaf machine that blows of motor just arises at the historic moment.

The content of the invention

In order to make up the shortcoming caused by the existing mechanism of blower, low vibration foliage pressure-vacuum machine is being improved, is being brought into contact with ground The roller in face can be turned to and is more convenient；Adjustable assist handle is operated more to claim hand；Pressure-vaccum self-contained circuit is safer；Low vibration and low Noise has optimization；Dust bag bracket and tying are firmly without sliding；Blower dust mouth wind is milder；Blowing impeller plus cutting edge can cut Cut easily stifled thing；Single protruded tube is changed to many protruded tubes or flexible folding pipe further to reduce pushing away for many reforms before volume Uncommon product is attained a yet higher goal under dynamic, innovation design is hovered such as ghost for a long time, is finished with Switzerland senior engineer SENI.ENGI. Raw experience and international co-operation, are thousand worries and good fortune has one to obtain, and then portable tool stator of the invention connects fan blade and rotated and rotor Not the brushless motor that turns blow leaf machine arise at the historic moment, change long cantilever fine strain of millet its essence is the mechanics of materials for short cantilever fine strain of millet or letter The problem of branch fine strain of millet, but people is exactly unexpected.The rotor portion for it being had rotor will stretch out a very long thin motor output shaft Get rid of, motor is not realized on the extension line of the length of the axial outside of motor and the connection of paddle wheel fan is blown, avoids fatal Hard nut to crack, or else motor and the output shaft blown between paddle wheel fan can form the long cantilever fine strain of millet knot of a mechanics of materials Position section between structure, the bearing at motor two ends, which is directly set, blows paddle wheel fan center, so as to remove the length of the stretching of output shaft It is harmful inclined torque very big formed by inclined power to centrifuge component for the arm of force and the radial direction blown on paddle wheel fan, is not consumed excessively Substantial amounts of motor is exerted oneself, and does not increase the amount of deflection and rotary inertia square of axle, thus no longer restriction blower or blow leaf machine high speed it is strong Power air-out；Exert oneself at double and solve world-famous puzzle.Innovation is thought wadding and pushed up accumulateing：Must also noise reduction sound-deadening, appearance explained in detail, examination is sent The remaining inner feelings of invention, does not expect and leaves behind a good reputation after one's death, merely cast a brick to attract jade.

The present invention solves the technical scheme and method that its technical problem is taken, and first says gradual perfection, besides specifically improve：

A kind of improvement of low vibration foliage pressure-vacuum machine, comprising the assist handle for installing activity additional, dust bag bracket and tying Improve, bodice upper casing dust mouth adds soft, blow impeller plus cutting edge, circuit adds additional in insurance and biswitch, and blower disappear The material and honeycomb of sound vibration damping, roller are changed to turn to, and single protruded tube is changed to many protruded tubes or flexible folding pipe；It is described Improved low vibration foliage pressure-vacuum machine, by tapping screw (1), bodice upper casing (2), power line (3), cable cover(ing) (4), switch Trigger (5), switch trigger spring (6), terminal board (7), cable pressing plate (8), electric capacity (9), tapping screw (10), main switch (11), speed regulator (12), rubber sheet gasket (13), motor (14), fan blade pad (15) blows impeller (16), hex nut (17), wind Leaf patch (18), tapping screw (19) rotates shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice bottom Shell (24), safety switch (25), rotary shaft (26), pressure-vaccum conversion turn-knob (27), side button (28), torsion spring (29), torsion axis (30), telescoping tube (31), shaft block ring (32), wheel (33), wheel shaft (34), dust bag bracket (35), dust bag (36), six Hex bolt (37), square assist handle knob (38), tapping screw (39), auxiliary handle lid (40), auxiliary handle bottom (41), M6 nuts (42), brace (43), and nylon cable tie (44), elastic collision bead autonavigator (45), or many protruded tubes (46), or flexible folding pipe (47), many protruded tubes (48) of blowout are constituted；It is characterized in that：Described tapping screw (1) is many Individual, it fixes described bodice upper casing (2) and bodice drain pan (24)；Its assembly method has a little it is noted that beating self tapping spiral shell The silk pneumatic screw batch or electric screwdriver for determining moment of torsion, so that moment of torsion is rationally uniform；Described bodice upper casing (2) and bodice Drain pan (24) is that the right dress of a first from left is closed, and it contains handle part, assist handle position, protruded tube limiter position, motor spiral case Position, pressure-vaccum changes a position, dust mouth position, and several plug-in positions；The bodice upper casing (2) closed in the described right dress of a first from left On the handle part of bodice drain pan (24), described power line (3) is loaded according to this, cable cover(ing) (4) switchs trigger (5), Switch trigger spring (6), terminal board (7), cable pressing plate (8), electric capacity (9), tapping screw (10), main switch (11), speed regulator (12)；On the bodice upper casing (2) closed in the described right dress of a first from left and the motor spiral case position of bodice drain pan (24), fill according to this Enter described rubber sheet gasket (13), motor (14), fan blade pad (15) blows impeller (16), hex nut (17), fan blade patch (18)；The bodice upper casing (2) and the pressure-vaccum of bodice drain pan (24) closed in the described right dress of a first from left changes a position, and institute is loaded according to this The tapping screw (19) stated, rotation shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), Safety switch (25), rotary shaft (26), pressure-vaccum conversion turn-knob (27)；The bodice upper casing (2) that is closed in the right dress of described the first from left and The protruded tube limiter position of bodice drain pan (24), loads described side button (28), torsion spring (29), torsion axis (30) according to this And telescoping tube (31)；Described telescoping tube (31) is provided with peace wheel position containing cylinder and square tube and in front portion interconnection in front lower portion； The peace wheel position being provided with the front lower portion of described telescoping tube (31), loads described shaft block ring (32) according to this, wheel (33), Wheel shaft (34)；The bodice upper casing (2) closed in the described right dress of a first from left and the dust mouth position of bodice drain pan (24), provided with soft Piece (2a)；Described soft is at least a piece of, or multi-disc, such as three, as shown in Fig. 4, Fig. 5 and Figure 11；Described soft Upper casing is usually provided at, it is different depending on type, or all set in two shells；Described soft is typically directly moulded on shell, and it is in triangle Shape or oblique quadrangle or trapezoidal；Or, described soft is not directly injection-moulded on shell, then with flexible material, and such as fiber is knitted Thing；The bodice upper casing (2) closed in the described right dress of a first from left and the outside at the dust mouth position of bodice drain pan (24) are provided with two Neck, so that card hangs dust bag bracket (35) and dust bag (36)；Described dust bag bracket (35), such as Fig. 2, Fig. 3 and Figure 14 It is shown, provided with hook (35a), hook muscle (35b), hook sideshake (35c), and big bagging circle (35d) and small bagging circle (35e)； Original hook muscle (35b), as shown in Fig. 2 only 2, support force is poor, causes hook (35a) to have and releases once in a while；Now it is changed to hang Hooked bar (35b), as shown in figure 14, has 3, support force is higher, and hook (35a) can be made to be difficult to release；Described dust bag (36) by Fabric makes, provided with march with two it is related buckle, to make to buckle the hook for hanging over the plug-in position on described shell On；And march to go to pour out broken leaf to pull open bag and use；The improved method that a kind of dust bag bracket pricks sack is now discussed in detail： It is ready to first in the commercially available nylon cable tie (44) for having barb button, the fabric for being placed on dust bag (36), using again for bag is stitched Suture (36) is made in the machine of threading, as shown in figure 19, then opens and marches, the suture of the fabric of the dust bag (36) prepared (36) encase side band (44) be put into described dust bag bracket (35) big bagging circle (35d) and small bagging circle (35e) it Between, from the big opening part marched, it is easy to put in pliers, the nylon cable tie (44) for having barb button is tensed, and cut off too long of band； Bodice upper casing (2) and the assist handle position of bodice drain pan (24) that the right dress of described the first from left is closed, load described six according to this Hex bolt (37), square assist handle knob (38), tapping screw (39), auxiliary handle lid (40), auxiliary handle bottom (41), M6 nuts (42), constitute movable assist handle；On the auxiliary handle lid (40) of described assist handle, referring to Fig. 6, Fig. 7 and Figure 10, provided with curved connection handle (40a), to protect the back of the hand, the multiple radiation teeth for being additionally provided with end are stupefied (40b), with profit Screens.Auxiliary handle (2b) on the pressure-vaccum casing of original another style, as shown in figure 11, be it is fixed, not as mentioned Auxiliary handle lid (40) is smoothly grabbed well.

The invention provides a kind of improved safety circuit added with insurance protection of low vibration foliage pressure-vacuum machine.Described A kind of improvement of low vibration foliage pressure-vacuum machine, it contains the safety circuit added with insurance protection, shown referring to circuit as shown in figure 25 It is intended to, by terminal board (7), insures RC, double-pole switch K, inductance L, electric capacity C, and the series excited machine M provided with winding, and speed governing Device (12) is constituted；Described speed regulator (12) is by bidirectional triode thyristor (TC) and bidirectional triode thyristor (DC), resistance (R1), resistance (R2), variable resistor (R3), electric capacity (C2) and speed-regulating switch (K3) are constituted；The present invention is specially added with double-pole switch K and insurance RC, it uses fuse, or uses electrothermal relay, or uses overcurrent protector, in the hope of safer.Why insure in power supply, also Add insuranceBecause power supply source also supplies many places, it insures often too big, does not fit into this money foliage pressure-vacuum machine.

A kind of improvement of described low vibration foliage pressure-vacuum machine, it is containing inside and outside blower and in many places plus-minus shake of blower The major contribution for subtracting vibration arrangement, being the present invention of deadener and honeycomb structure.The foamed plastics moved in the additional vibration damping of motor, And honeycomb structure is set in many places plus-minus shake deadener of blower, and in the air channel many places blown and inhaled, it illustrates such as Fig. 4 Vibration-absorbing and silencing at shown in (43)；Inside and outside casing, and inside and outside each telescoping tube, if many places vibration-absorbing and silencing honeycomb structure, it is in perhaps The hexagon and Wedge structure containing noise elimination of multiple dense interconnections, its density and its breadth depth ratio, with the vibration parameters of blower and making an uproar Sound characteristic is relevant, repeatedly to test；Inside and outside casing, and inside and outside each telescoping tube and outside motor, the shock-absorbing and noise-eliminating material installed additional, or With metallic fiber, or nonmetallic materials, filling or half filling；Or with the sound-absorbing material particularly sound-absorbing porous material of resistance to middle temperature, Or flexible material, and film material；Described porous material can be fiber-like, and foam class, particulate species are alone good, or it is many or Few mixing application is good；Usable fibers class such as rock wool, or glass fiber, or mineral wool particularly super glass wool；Or use foam class, At by temperature rise eminence such as motor, fireproof；Or with the fabric of particulate species such as expanded perlite, porous clay brick, and heatproof, Felt is filled, or is attached；Described honeycomb structure prefabricated can also be attached afterwards, or mixing molding.Due to the acoustic absorptivity of each material (standing-wave-tube method acoustic absorptivity, reverberation method acoustic absorptivity) is different, and incident angle also has an impact to acoustic absorptivity, have to high frequency sound Absorb preferable, what is had is preferable to Low Frequency Sound Absorption, multiple material has the efficiency of complementation, vibration involves noise and reflected, and converts, and inhales Receive, decay, therefore be conducive to further improved performance index.

The annex of original blower product only has brace (43), hangs on shell and the back of the body is on operator's shoulder；The present invention It is recommended that, improved low vibration foliage pressure-vacuum machine will add mouth mask, gloves and safety goggles and insurance in its annex, to be lifted Product specification, and facilitate user.

A kind of improvement of low vibration foliage pressure-vacuum machine, it contains the improvement for blowing impeller plus cutting edge, it is characterized in that：Described blows leaf Wheel is equipped with cutting edge, such as Fig. 8, and the cutting edge amplified is as shown in figure 18, all cutting edges (16b) of cutting edge containing top (16a) and side, described Top cutting edge (16a) blow impeller blade top surface and to blow the positive angle of impeller blade be acute angle；And all cutting edges in described side Blowing impeller blade lateral circle surface and blowing the positive angle of impeller blade for (16b) is also acute angle；Described blows the cutting edge that impeller is added Or it is local shorter along the edge of face of blade, or along the big portion head in edge；Its cutting edge is straight sword or arcuate blade, or many Sword is rolled over, and its arcuate blade is archimedes line, or parabola.As an improvement, shear-steel knife is also separately equipped with the described impeller that blows, For example use strip-shaped cutter；As an improvement, being blown in described on impeller blade, if containing multiple oval and hexagonal noise reduction hole.

As an improvement, the roller on contact ground is changed to turn to, blower is turned to as easy, is another flower of blower Chromaticity kind, is liked and during custom blower to meet some operation pedestrians, particularly run into corner it is local when, left Gu Expect and turn over that angle carrys out pressure-vaccum to facilitate the requirement of work in the right side.The axle stand of original telescoping tube (31) lower head is decoupled Open, make an independent part axle stand (31a), the ground of axle stand is laid in original telescoping tube (31) lower head Side sets a hole, to insert the vertical shaft of the ring neck on described axle stand (31a), as shown in Figure 23 explosive view；Remaining and It is originally the same, it is still that wheel shaft (34) is worn in axle stand (31a), then one wheel pairs (33) are set up, respectively load onto shaft block ring (32).

As an improvement, as shown in Figure 20 and Figure 22, single cylinder that stretches out is changed to many protruded tubes (46), and sets autonavigator, Such as elastic collision bead autonavigator (45), or collision block autonavigator, or torsion spring autonavigator, used again without employment Hand is gone by button, to reduce volume, and random pulling-down had both been automatically positioned in place, improved work efficiency.It is described with autonavigator phase The many protruded tubes (46) matched somebody with somebody are more pieces, such as 4 sections；Many protruded tubes (46) are all provided with fluted being adapted to locator.

Significant improvement, associates the principle for the telescopic antenna that can freely draw in pull-out, and it is improved and uses blower and is made Many protruded tubes (46), as shown in figure 24, might as well call small suction pipe many protruded tubes (48)；Described many protruded tubes (46,48) It is characterized in one end in-flanges, and other end flanging；Its in single file one section connect a section, be more piece, it is minimum 4 section, pull out or return Position freely, because there is convex-concave screens at its flange.Because the pipe range of blower presses standard such as IEC60335-2-100, or by standard Such as BSEN15503：2009, only 0.9 meter, therefore pull bar length can be implemented.

Another significant improvement, associates the principle for the accordion that can freely draw in pull-out, and conventional dust catcher and washes Clothing machine folds flexible pipe, it is improved and uses blower and makees many protruded tubes, as shown in figure 21, pipe might as well be called flexible folding Manage (47)；For convenience of positioning, or it is used in combination with many protruded tubes (48)；Described flexible folding pipe (47) is characterized in：It has multiple Fold, no matter its section side of being circle or other shapes, the adjacent ring week of its pipe is the small phase of enclosing the land of a great circle one Between arrange i.e. a slubbing connects a details in single file, its section is more piece, it is minimum 4 section or more；Or, described flexible folding The tubing flexible material such as fabric of (47), cloth, plastic film are managed, while be interval with multiple rings along flexible pipe, or along flexible pipe It is inner or outer, suit helical spring as interval ring, to support and draw in pull-out；The helical spring is sparse and flexible 's.

A kind of improved another item important offer of the present invention to low vibration foliage pressure-vacuum machine, is manufactured and assembles to improve The method containing laser of precision, improving motor and blowing impeller axiality and survey dynamically balanced existing precision modulding part has again The improved method that laser sights frock.Because the vibration of blower and the very big root of noise are in the precision and morpheme of power and instrument Tolerance, so to improve motor and blow impeller axiality, and will survey dynamic balancing, in the hope of the low vibration low noise to blower this The hard nut to crack left for a long time has certain curative effect；First, the requirement to form and position tolerance is improved from layout design, such as it is right Motor and the requirement for blowing impeller assembly axiality and form and position tolerance, also increase motor and blow the impeller magnitude of interference, then with reinforcing work Clamps are pressed；Moreover, precision die is prepared with numerical control CNC machining centers, and such as blows plastic impeller post-process, it is led It is to use high-temperature vapour method to want method, preferably steams enough more than three hours, is unlikely to deform and loses shape in the hope of plastic part size；Secondly, to carry High motor and blow impeller axiality, during assembling, using special calibration motor with blow impeller assembly axiality there is laser to sight Frock press, after pressing, and survey dynamic balancing amendment through bulk sampling and can just go up producing line, the survey that also to sample of last complete machine is dynamic flat Weighing apparatus, in the hope of being aided with many places shock-absorbing and noise-eliminating material, and integrating composition one kind has improved low vibration foliage pressure-vacuum machine.

Beneficial effect is vibration damping, safety, handy, raising product specification is integrated with multinomial improvement, if safety door：

Have the low vibration foliage pressure-vacuum machine of the pressure angle safety door of equal logatithmic spiral everywhere, it is movable comprising safety door Assist handle, the improvement of dust bag bracket and tying, bodice upper casing dust mouth adds soft, blows impeller plus cutting edge, and circuit adds guarantor Danger and biswitch, roller are changed to turn to, and single protruded tube is changed to many protruded tubes or flexible folding pipe；The tool pressure angle The low vibration foliage pressure-vacuum machine of the safety door of equal logatithmic spiral everywhere, adding the safety door is protected for new safety, by Tapping screw I (1), bodice upper casing (2), power line (3), cable cover(ing) (4), switch trigger (5), switch trigger spring (6), end Sub- platform (7), cable pressing plate (8), electric capacity I (9), tapping screw II (10), main switch (11), speed regulator (12), rubber sheet gasket (13), motor (14), fan blade pad (15) blows impeller (16), hex nut (17), fan blade patch (18), tapping screw III (19) shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch, are rotated (25), rotary shaft (26), pressure-vaccum conversion turn-knob (27), side button (28), torsion spring (29), torsion axis (30), telescoping tube (31), Shaft block ring (32), wheel (33), wheel shaft (34), dust bag bracket (35), dust bag (36), hexagon-headed bolt (37), square Assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), auxiliary handle bottom (41), M6 nuts (42), brace (43), and band (44), elastic collision bead autonavigator (45), many protruded tubes (46), flexible folding pipe (47), blowout it is many Protruded tube (48), the safety door is constituted；Described tapping screw I (1) is multiple, and it fixes described bodice upper casing (2) With bodice drain pan (24)；Described bodice upper casing (2) and bodice drain pan (24) is that the right dress of a first from left is closed, and it contains handle part, Assist handle position, protruded tube limiter position, motor spiral case position, pressure-vaccum changes a position, dust mouth position, and several plug-in Position；On the handle part of described bodice upper casing (2) and bodice drain pan (24), according to this equipped with described power line (3), electricity Cable sheath (4), switch trigger (5), switch trigger spring (6), terminal board (7), cable pressing plate (8), electric capacity I (9), tapping screw II (10), main switch (11), speed regulator (12)；At the motor spiral case position of described bodice upper casing (2) and bodice drain pan (24) On, according to this equipped with described rubber sheet gasket (13), motor (14), fan blade pad (15) blows impeller (16), hex nut (17), Fan blade patch (18)；Change a position in the pressure-vaccum of described bodice upper casing (2) and bodice drain pan (24), according to this equipped with it is described from Screw III (19) is attacked, shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety is rotated Switch (25), rotary shaft (26), pressure-vaccum conversion turn-knob (27)；In the stretching of described bodice upper casing (2) and bodice drain pan (24) Pipe limiter position, according to this equipped with described side button (28), torsion spring (29), torsion axis (30) and telescoping tube (31)；Described Telescoping tube (31) is cylinder, or square tube, and in front lower portion provided with peace wheel position；Set in the front lower portion of described telescoping tube (31) Some peace wheel positions, according to this equipped with described shaft block ring (32), wheel (33), wheel shaft (34)；In described bodice upper casing (2) and bodice drain pan (24) dust mouth position, provided with soft (2a)；In described bodice upper casing (2) and bodice drain pan (24) outside at dust mouth position hangs dust bag bracket (35) and dust bag (36) provided with two necks, thereon card；Described Dust bag bracket is provided with hook (35a), hook muscle (35b), hook sideshake (35c), and big bagging circle (35d) and small bagging circle (35e)；Described dust bag (36) is made by fabric, and related is buckled with two provided with marching；The dust bag prepared (36) the band (44) that side is encased with suture (36) is placed on the big bagging circle (35d) of described dust bag bracket (35) and small set Tightened between bag circle (35e)；At the assist handle position of described bodice upper casing (2) and bodice drain pan (24), it is equipped with according to this Described hexagon-headed bolt (37), square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), auxiliary Bottom (41), M6 nuts (42) are constituted movable assist handle by hand；On the auxiliary handle lid (40) of described assist handle, if Have curved connection handle (40a) be additionally provided with end multiple radiation teeth it is stupefied (40b)；Circuit, by terminal board (7), insures (RC), Double-pole switch (K), inductance (L), electric capacity II (C), and the series excited machine (M) provided with winding, and speed regulator (12) are constituted；Institute The speed regulator (12) stated is by bidirectional triode thyristor I (TC) and bidirectional triode thyristor II (DC), and resistance I (R1), resistance II (R2) are variable Resistance (R3), electric capacity III (C2) and speed-regulating switch (K3) are constituted；The described impeller that blows is equipped with cutting edge, cutting edge containing top (16a) and side week cutting edge (16b)；The frock sighted during assembling with laser, blows impeller (16) and post-processes, and survey dynamic balancing；Institute Soft stated is at least a piece of, and its is triangular in shape, or tiltedly quadrangle, or trapezoidal；Described soft is not directly injection-moulded in shell On, and with the fabric of flexible material；Described hook muscle (35b) has 3, or more；Described band is that have barb to buckle Nylon cable tie；The described roller contact ground is changed to what can be turned to, is the axle stand telescoping tube (31) lower head Split, make an independent part axle stand (31a), and the ground of axle stand is laid in telescoping tube (31) lower head Side sets a hole, the vertical shaft for the ring neck being inserted on described axle stand (31a)；Again wheel shaft is worn in axle stand (31a) (34), and one wheel pairs (33) are set up, and respectively loads onto shaft block ring (32)；It is provided with blowing for blower on impeller blade containing multiple Oval and hexagonal noise reduction through hole；Vibration-absorbing and silencing honeycomb structure is provided with blower, it is in many dense interconnections Hexagon and Wedge structure containing noise elimination, its density and its breadth depth ratio, it is relevant with the vibration parameters and noise properties of blower, it is many Secondary test；And shock-absorbing and noise-eliminating material is set, or metallic fiber, or nonmetallic materials are used, filling or half fill；Or with the suction of resistance to middle temperature Sound material or sound-absorbing porous material, or flexible material, and film material；Described porous material is fiber-like, foam class, Grain class, or mixing application；With the super glass wool of fiber-like or rock wool, or mineral wool；Near the motor by temperature rise, to prevent Fire；With particulate species or expanded perlite is used, porous clay brick, and the fabric and felt of heatproof are filled or attached；Or honeycomb knot It is attached after structure is prefabricated, or mixing molding；The blower, it is characterized in that：The tool pressure angle equal logatithmic spiral everywhere The low vibration foliage pressure-vacuum machine of safety door is equipped with the safety door, be for meet new safety defined can not have 8 millimeters and Straight rod above is made to pacify from the requirement of the fan inside the orientation detection to blower of the close dust bag of the dust mouth of upper casing Full protection, the safety door (50) by rotating shaft (50a), stir face (50b), air-permeable layer (50c), noise reduction honeycomb wedge (50d) Constituted, and safety door control strip (49) is provided with the dust bag bracket (35), the safety door (50) stirs face (50b) is the face for having pressure angle equal logatithmic spiral everywhere, and the safety door control strip (49) is by control strip sharp (49c), control Bar curved surface (49a) processed, control strip wedge are constituted, and the safety door (50) is controlled out by the safety door control strip (49) Close, when not installing dust bag bracket (35), the safety door (50) maintains the original state makees security protection for closure, its Face (50b) is stirred to open outside the dust mouth of the upper casing (2) of blower；It is described when installing dust bag bracket (35) The control strip of safety door control strip (49) sharp (49c), control strip curved surface (49a), control strip wedge promote the safety door according to this (50) face (50b) of stirring turns on the safety door (50), makes a part for the disorderly vortex mixed for main pressure-vaccum stream with miscellaneous The noise reduction honeycomb point of thing safety door (50) turned on that another part passes through dust mouth periphery by dust mouth middle part Split (50d) and air-permeable layer (50c) and exhaustion so as to there is Noise Reduction.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The part face for stirring face (50b) of the safety door (50) is that have pressure angle equal logatithmic spiral everywhere Face.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six；Described wedge is provided with many raised in multi-prism taper；Many wedge composition wedges are more Stupefied structure, its arrangement in face is honeycomb.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six, and the top of the wedge in the hexagonal pyramid shape of each described wedge (50d) is provided with Micropore, its approximate diameter is advisable at 0.1 to 0.5 millimeter；Described wedge is provided with many raised in multi-prism taper；Many wedge groups Into the how stupefied structure of wedge, its arrangement in face is honeycomb.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The head of the control strip of the safety door control strip (49) sharp (49c) is at an acute angle.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The part curved surface of the control strip curved surface (49a) of the safety door control strip (49) is that tool pressure angle is equal everywhere The face of the logatithmic spiral of characteristic.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The inclined wedge shape that it is slightly in concentric reducer that the control strip wedge of the safety door control strip (49), which is,.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The air-permeable layer (50c) of the safety door is less than 8mm through hole provided with multiple diameters.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The air-permeable layer (50c) of the safety door provided with multiple major diameters be less than 8mm oval through hole in favor of Noise reduction.

Rotated and air duct silencer to state to update perfect walking tool permanent magnet motor stator and connect fan blade below Blow leaf machine：

Walking tool permanent magnet motor stator connects that fan blade is rotated and air duct silencer blows leaf machine, it is characterised in that it is containing tool Stator connects the air duct that fan blade is rotated and brushless motor that rotor does not turn is used as power, described air duct, by preceding air duct 51, preceding spreader First 52, inner rotor shaft 53, interior winding 53c, blow paddle wheel fan 54, motor stator shell 55, middle air duct 56, motor fore bearing 53a, be located at motor front or branch on the inner rotor shaft 53 or Zhi Qian shunting conehead 52 on simply supported beam bearing block Bearing 53b, rear bearing flange seat 57, tool spreader 58a rear air duct 58, air duct guard ring 59, the institute of denoiser 60 after 53d, motor Composition, the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 are successively Connect；The preceding air duct 51 is provided with horn mouth 51a, and function of the outline curve containing higher mathematics of the horn mouth 51a is bent The quadratic hyperbola of line, to subtract turbulent flow；And the preceding air duct 51 provided with it is multiple tool rectangular through holes preceding bayonet socket 51h, so as to Multiple triangle overhead kick screens 56h that the middle air duct 56 is provided with are engaged；Shunting conehead 52 is arranged in described before described The front end of armature spindle 53 is simultaneously firm with axle cushion card, and described motor fore bearing is installed in the front end of the inner rotor shaft 53 53a inner ring, the preceding frustum of a cone 52a of the shunting conehead 52 provided with protrusion, the apical ring of the frustum of a cone and the motor front axle The inner ring for holding 53a is connected；Install after bearing 53b after described motor, described motor the rear end of the inner rotor shaft 53 Bearing 53b inner ring is connected with the rear end of the interior wound rotor axle 53；Bearing 53b outer shroud and institute after described motor Rear bearing flange seat 57 is stated to be connected, the rear bearing flange seat 57 be provided with multiple screwed hole 57a, so as to the middle air duct The 56 multiple threaded block 56f that arrangement is uniformly surround along air duct axis being provided with are connected, and the middle air duct 56 is provided with more Individual radial direction width 56c connections multiple threaded block 56f that arrangement is uniformly surround along air duct axis, the institute of the middle air duct 56 The multiple radial direction width 56c being provided with are also corresponding with multiple radial direction width groove 58b that the rear air duct 58 of the tool spreader 58a is provided with Coordinate；The silicon steel sheet group of the rear bearing flange seat 57 and the interior winding 53c is fixedly mounted with；The excircle of shunting conehead 52 before described It is fixedly mounted with the motor stator shell 55, all multi-disc permanent magnetic strip groups of ring is fixedly mounted with the motor stator shell 55, the motor is determined The periphery of subshell 55 be fixedly mounted with it is described blow paddle wheel fan 54 blow paddle wheel fan inner lane 54c, the radial direction for blowing paddle wheel fan 54 Center is projected in after the motor fore bearing and the motor between bearing, or the radial center for blowing paddle wheel fan 54 It is projected in after the motor fore bearing and the motor between bearing and close to bearing after the motor, its essence is the mechanics of materials Change the radial component to blow paddle wheel fan 54 that long cantilever fine strain of millet is short cantilever fine strain of millet or single beam as power and to blow paddle wheel fan 54 Radial center projection with the motor after bearing the centre of sphere distance be the arm of force the problem of；The footpath for blowing paddle wheel fan 54 To the centre of sphere of the distance and motor front and back bearings after the projection of motor axis and the motor between the centre of sphere of bearing at center The distance between the ratio between be not more than one to four；The arm of force is short, air-out is increased, the reality for blowing leaf machine of described brushless motor With more than 30,000 turns of turn up；The line outlet groove 56XC being provided with of the middle air duct 56 and the tool spreader 58a institute of rear air duct 58 The winding displacement groove 58XC phases being provided with match to discharge three electric wires of the interior winding 53c；The middle air duct 56 is provided with Along air duct axis uniformly around arrangement multiple threaded block 56f outer shroud week provided with slot 56d with the tool spreader The spreader 58a connections that 58a rear air duct 58 is provided with；The rear air duct 58 of the tool spreader 58a is provided with multiple tool rectangles The rear bayonet socket 589h of through hole it is engaged with multiple triangle overhead kick screens 59h that the air duct guard ring 59 is provided with；The drop Member 60 of making an uproar is made up of the thickly dotted polygonal pyramid not of uniform size of many facings containing sound-absorbing material, and its many places diffuses distribution In the interior table of the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 Face, it also diffuses the surfaces externally and internally for being distributed in the spreader 58a in many places, is absorbed sound and insulated against sound with profit；Or the air duct is reequiped To add simplified silencer, it is the multiple spiral shells that arrangement is uniformly surround along air duct axis being provided with the middle air duct 56 Line seat 56f outer shroud week connects provided with the slot 56d spreader 58a being provided with the rear air duct 58 with the tool spreader 58a The position connect every living, and set on the tool spreader 58a multiple hush tube small through hole and with the noise reduction member 60 that is provided with Diffused by the thickly dotted polygonal pyramid collective effect not of uniform size and many places of many facings containing sound-absorbing material and be distributed in institute State spreader 58a surfaces externally and internally, first big cavity of the air-flow through the preceding air duct and after blowing paddle wheel fan, because preceding air duct is gone to Multiple hush tube small through hole of the outer surface of the spreader 58a are just squeezed into the position of the connection of middle air duct and rear air duct every living And the second largest cavity implementation carried out first compression and enter the inner surface of the spreader 58a once expands, by once pressing The gas expanded that contracts flows backward again in the second largest cavity for the inner surface for entering the spreader 58a, described when having crossed Because preceding air duct goes to the position of the connection of middle air duct and rear air duct every behind the position lived, the later half of the spreader 58a is just squeezed into Multiple hush tube small through hole of the inner surface in portion and carry out second-compressed and enter the outer surface of the spreader 58a and described The third-largest cavity of the spreader and the shell of rear air duct of tool spreader 58a rear air duct 58 carries out reexpansion again, then From multiple flat outlet blowouts of the air duct guard ring 59, the noise elimination process of multiple compression-expansion is completed, it is beneficial to sound absorption and disappeared Sound and noise abatement.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the projection in motor axis of the radial center for blowing paddle wheel fan 54 and bearing after the motor The ratio between the distance between the distance between centre of sphere and centre of sphere of motor front and back bearings are not more than one to six.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 is close and numerous by many individual sound-absorbing material facings containing straw and leaf pressboard Polygonal pyramid not of uniform size constituted.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 by many compressed tablets containing leaf sound-absorbing material facing thickly dotted size The hexagonal pyramid differed is constituted.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 by many sound-absorbing material facings suppressed containing leaf thickly dotted size not The wedge of one hexagonal pyramid shape is constituted.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that many places for the sound-absorbing material facing that many of the noise reduction member 60 suppress containing leaf, which diffuse, is distributed in institute Stating the hexagonal pyramid of spreader 58a surfaces externally and internally has through hole.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 is diffused by many places of many sound-absorbing material facings suppressed containing leaf is distributed in institute The wedge for stating the hexagonal pyramid shape by through hole of the hexagonal pyramid of spreader 58a surfaces externally and internally is constituted.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the surfaces externally and internally of the spreader 58a has the parabola shaped of the function curve of higher mathematics.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that many places for the sound-absorbing material facing that many of the noise reduction member 60 suppress containing leaf, which diffuse, is distributed in institute The wedge for stating the hexagonal pyramid shape for having through hole of the hexagonal pyramid of spreader 58a surfaces externally and internally is that tool middle part has larger cavity and interior Outer surface has compared with small through hole.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the flat outlet having of the air duct guard ring 59 is jujube core shape pointed at both ends.

Walking tool permanent magnet motor stator connects the usefulness for blowing leaf machine of fan blade rotation and air duct silencer：Because it is containing tool Stator connects the air duct that fan blade is rotated and brushless motor that rotor does not turn is used as power, described air duct, by preceding air duct 51, preceding spreader First 52, inner rotor shaft 53, interior winding 53c, blow paddle wheel fan 54, motor stator shell 55, middle air duct 56, motor fore bearing 53a, be located at motor front or branch on the inner rotor shaft 53 or Zhi Qian shunting conehead 52 on simply supported beam bearing block Bearing 53b, rear bearing flange seat 57, tool spreader 58a rear air duct 58, air duct guard ring 59, the institute of denoiser 60 after 53d, motor Composition, the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 are successively Connect；The preceding air duct 51 is provided with horn mouth 51a, and function of the outline curve containing higher mathematics of the horn mouth 51a is bent The second-degree parabola of line, to subtract turbulent flow；And the preceding air duct 51 provided with it is multiple tool rectangular through holes preceding bayonet socket 51h, so as to Multiple triangle overhead kick screens 56h that the middle air duct 56 is provided with are engaged；Shunting conehead 52 is arranged in described before described The front end of armature spindle 53 is simultaneously firm with axle cushion card, and described motor fore bearing is installed in the front end of the inner rotor shaft 53 53a inner ring, the preceding frustum of a cone 52a of the shunting conehead 52 provided with protrusion, the apical ring of the frustum of a cone and the motor front axle The inner ring for holding 53a is connected；Install after bearing 53b after described motor, described motor the rear end of the inner rotor shaft 53 Bearing 53b inner ring is connected with the rear end of the interior wound rotor axle 53；Bearing 53b outer shroud and institute after described motor Rear bearing flange seat 57 is stated to be connected, the rear bearing flange seat 57 be provided with multiple screwed hole 57a, so as to the middle air duct The 56 multiple threaded block 56f that arrangement is uniformly surround along air duct axis being provided with are connected, and the middle air duct 56 is provided with more Individual radial direction width 56c connections multiple threaded block 56f that arrangement is uniformly surround along air duct axis, the institute of the middle air duct 56 The multiple radial direction width 56c being provided with are also corresponding with multiple radial direction width groove 58b that the rear air duct 58 of the tool spreader 58a is provided with Coordinate；The silicon steel sheet group of the rear bearing flange seat 57 and the interior winding 53c is fixedly mounted with；The excircle of shunting conehead 52 before described It is fixedly mounted with the motor stator shell 55, all multi-disc permanent magnetic strip groups of ring is fixedly mounted with the motor stator shell 55, the motor is determined The periphery of subshell 55 be fixedly mounted with it is described blow paddle wheel fan 54 blow paddle wheel fan inner lane 54c, the radial direction for blowing paddle wheel fan 54 Center is projected in after the motor fore bearing and the motor between bearing, or the radial center for blowing paddle wheel fan 54 It is projected in after the motor fore bearing and the motor between bearing and close to bearing after the motor, its essence is the mechanics of materials Change the radial component to blow paddle wheel fan 54 that long cantilever fine strain of millet is short cantilever fine strain of millet or single beam as power and to blow paddle wheel fan 54 Radial center projection with the motor after bearing the centre of sphere distance be the arm of force the problem of；The footpath for blowing paddle wheel fan 54 To the centre of sphere of the distance and motor front and back bearings after the projection of motor axis and the motor between the centre of sphere of bearing at center The distance between the ratio between be not more than one to four；The arm of force is short, air-out is increased, the reality for blowing leaf machine of described brushless motor With more than 30,000 turns of turn up；The line outlet groove 56XC being provided with of the middle air duct 56 and the tool spreader 58a institute of rear air duct 58 The winding displacement groove 58XC phases being provided with match to discharge three electric wires of the interior winding 53c；The middle air duct 56 is provided with Along air duct axis uniformly around arrangement multiple threaded block 56f outer shroud week provided with slot 56d with the tool spreader The spreader 58a connections that 58a rear air duct 58 is provided with；The rear air duct 58 of the tool spreader 58a is provided with multiple tool rectangles The rear bayonet socket 589h of through hole it is engaged with multiple triangle overhead kick screens 59h that the air duct guard ring 59 is provided with；The drop Member 60 of making an uproar is made up of the thickly dotted polygonal pyramid not of uniform size of many facings containing sound-absorbing material, and its many places diffuses distribution In the interior table of the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 Face, it also diffuses the surfaces externally and internally for being distributed in the spreader 58a in many places, is absorbed sound and insulated against sound with profit；Or the air duct is reequiped To add simplified silencer, it is the multiple spiral shells that arrangement is uniformly surround along air duct axis being provided with the middle air duct 56 Line seat 56f outer shroud week connects provided with the slot 56d spreader 58a being provided with the rear air duct 58 with the tool spreader 58a The position connect every living, and set on the tool spreader 58a multiple hush tube small through hole and with the noise reduction member 60 that is provided with Diffused by the thickly dotted polygonal pyramid collective effect not of uniform size and many places of many facings containing sound-absorbing material and be distributed in institute State spreader 58a surfaces externally and internally, first big cavity of the air-flow through the preceding air duct and after blowing paddle wheel fan, because preceding air duct is gone to Multiple hush tube small through hole of the outer surface of the spreader 58a are just squeezed into the position of the connection of middle air duct and rear air duct every living And the second largest cavity implementation carried out first compression and enter the inner surface of the spreader 58a once expands, by once pressing The gas expanded that contracts flows backward again in the second largest cavity for the inner surface for entering the spreader 58a, described when having crossed Because preceding air duct goes to the position of the connection of middle air duct and rear air duct every behind the position lived, the later half of the spreader 58a is just squeezed into Multiple hush tube small through hole of the inner surface in portion and carry out second-compressed and enter the outer surface of the spreader 58a and described The third-largest cavity of the spreader and the shell of rear air duct of tool spreader 58a rear air duct 58 carries out reexpansion again, then From multiple flat outlet blowouts of the air duct guard ring 59, the noise elimination process of multiple compression-expansion is completed, it is beneficial to sound absorption and disappeared Sound and noise abatement；The radial center for blowing paddle wheel fan 54 motor axis projection with the motor after bearing the centre of sphere it Between the ratio between the distance between the centre of sphere of distance and motor front and back bearings be not more than one to six；The noise reduction member 60 is contained by many The thickly dotted polygonal pyramid not of uniform size of the sound-absorbing material facing of straw and leaf pressboard is constituted；Or the noise reduction member 60 are made up of the thickly dotted hexagonal pyramid not of uniform size of the sound-absorbing material facing of many compressed tablets containing leaf；Or it is described Noise reduction member 60 by many sound-absorbing material facings suppressed containing leaf thickly dotted hexagonal pyramid shape not of uniform size wedge Constituted, many places of the sound-absorbing material facing of many compactings containing leaf of the noise reduction member 60, which diffuse, is distributed in the spreader The hexagonal pyramid of 58a surfaces externally and internally has through hole；The noise reduction member 60 is by many sound-absorbing material facings suppressed containing leaf Many places diffuse the surfaces externally and internally for being distributed in the spreader 58a hexagonal pyramid the hexagonal pyramid shape for having through hole wedge institute group Into；The surfaces externally and internally of the spreader 58a has the parabola shaped of the function curve of higher mathematics；Many of the noise reduction member 60 The hexagonal pyramid that many places for the sound-absorbing material facing suppressed containing leaf diffuse the surfaces externally and internally that is distributed in the spreader 58a has logical The wedge of the hexagonal pyramid shape in hole is that tool middle part has larger cavity and surfaces externally and internally has compared with small through hole；The air duct guard ring 59 The flat outlet having is jujube core shape pointed at both ends；Resultant effect is notable；Exert oneself big, noise is low, dry many, it is lighter, make product Attain a yet higher goal, the problem of cantilever fine strain of millet structure is single beam structure is changed its essence is the mechanics of materials, but people is exactly unexpected. Its rotor portion for having magnet steel will stretch out a very long thin motor output shaft and get rid of, not in the axial outside of motor Realized on long extension line and motor and blow the connection of paddle wheel fan, avoid fatal hard nut to crack, motor and blow paddle wheel fan Between output shaft or else can be formed between the cantilever fine strain of millet structure of a mechanics of materials, the bearing at motor two ends position section directly If blowing paddle wheel fan center, so as to remove the length of the stretching of output shaft for the arm of force and blow the radial direction centrifugation component on paddle wheel fan Harmful inclined torque very big formed by inclined power, does not consume substantial amounts of motor excessively and exerts oneself, and does not increase the amount of deflection of axle and turns Dynamic inertia, so as to no longer restrict blower or blow the high speed strength air-out of leaf machine；Motor front adds simply supported beam bearing block 53d, its effect is self-evident.

Brief description of the drawings

The present invention is further described with reference to the accompanying drawings and examples.

Fig. 1 is the exploded perspective view of blower.

Fig. 2 is the schematic diagram of dust bag bracket (35).

Fig. 3 is the schematic diagram in the lower direction of dust bag bracket (35).

Fig. 4 is the schematic diagram of bodice upper casing (2).

Fig. 5 is the C-C diagrammatic cross-sections of bodice upper casing (2).

Fig. 6 is the top view of auxiliary handle lid (40).

Fig. 7 is the schematic diagram of auxiliary handle lid (40).

Fig. 8 is the schematic diagram for blowing impeller (16).

Fig. 9 is the top view of auxiliary handle lid (40).

Figure 10 is the midship section schematic diagram of auxiliary handle lid (40).

Figure 11 is the schematic diagram for the bodice upper casing (2) for having fixed assist handle (2b).

Figure 12 is the schematic diagram of rotary shaft (26).

Figure 13 is the schematic diagram of pressure-vaccum change-over panel (23).

Figure 14 is the schematic diagram for adding to link up with the dust bag bracket (35) of muscle (35b).

Figure 15 is the schematic diagram of pressure-vaccum conversion turn-knob (27).

Figure 16 is the schematic diagram for switching trigger (5).

Figure 17 is the schematic elevation view of auxiliary handle lid (40).

Figure 18 is the cutting edge schematic diagram for the amplification for blowing impeller (16).

Figure 19 is the schematic diagram that dust bag bracket pricks sack.

Figure 20 is the schematic diagram for the blower for having autonavigator (45) and many protruded tubes (46).

Figure 21 is the schematic diagram of the blower of many protruded tubes (48) of flexible folded tube (47) and blowout.

Figure 22 is the schematic diagram of autonavigator (45) and many protruded tubes (46).

Figure 23 is the exploded perspective view for the steerable wheel for having axle stand (31a).

Figure 24 is that have one end in-flanges, the schematic diagram of many protruded tubes of the more piece pull bar of other end flanging.

Figure 25 is the schematic diagram of the safety circuit added with insurance protection.

Figure 26 is dust bag bracket (35) and the schematic diagram of safety door control strip (49) that is provided with.

Figure 27 be safety door (50) by rotating shaft (50a), stir face (50b), air-permeable layer (50c), noise reduction honeycomb wedge (50d) The schematic diagram constituted.

Figure 28 be safety door (50) by rotating shaft (50a), stir face (50b), air-permeable layer (50c), noise reduction honeycomb wedge (50d) The schematic diagram at the another visual angle constituted.

Figure 29 is that portable tool stator connects that fan blade is rotated and the air duct for the blowing leaf machine office of brushless motor that rotor does not turn cuts open and shown It is intended to.

Figure 30 is that portable tool stator connects that fan blade is rotated and the air duct sectility for blowing leaf machine of brushless motor that rotor does not turn shows It is intended to.

Figure 31 is that portable tool stator connects fan blade and rotated and the signal of the air duct for blowing leaf machine of brushless motor that rotor does not turn Figure.

Figure 32 is the schematic diagram for the rear air duct 58 for having spreader 58a.

Figure 33 is the schematic diagram of preceding air duct 51.

Figure 34 is the schematic diagram of motor.

Figure 35 is the schematic diagram of the rear side viewing of middle air duct 56.

Figure 36 is the schematic diagram that regards of front side of middle air duct 56.

Figure 37 is the schematic diagram of rear bearing flange seat 57.

Figure 38 is the schematic diagram of preceding shunting conehead 52.

Figure 39 is the schematic diagram for blowing paddle wheel fan 54 for having inner lane 54c and outer ring 54a.

Figure 40 is the another schematic diagram for blowing paddle wheel fan 54 for having inner lane 54c and outer ring 54a.

Figure 41 is the schematic diagram of air duct guard ring 59.

Figure 42 is the schematic diagram that regards of front side for the rear air duct 58 for having spreader 58a.

Figure 42 is the schematic diagram of the backsight for the rear air duct 58 for having spreader 58a.

Figure 43 is the schematic diagram of the rear side viewing for the rear air duct 58 for having spreader 58a.

Figure 44 is the another schematic diagram of the rear side viewing for the rear air duct 58 for having spreader 58a.

Figure 45 is that have the schematic diagram that stator connects the air duct that fan blade is rotated and brushless motor that rotor does not turn is used as power.

As illustrated, in figure：

1. it is tapping screw (1)；

2. it is bodice upper casing (2)；

3. it is power line (3)；

4. it is cable cover(ing) (4)；

5. it is switch trigger (5)；

6. it is switch trigger spring (6)；

7. it is terminal board (7)；

8. it is cable pressing plate (8)；

9. it is electric capacity (9)；10. it is tapping screw (10)；

11. it is main switch (11)；

12. it is speed regulator (12)；

13. it is rubber sheet gasket (13)；

14. it is motor (14)；

15. it is fan blade pad (15)；

16. it is to blow impeller (16)；

17. it is hex nut (17)；

18. it is fan blade patch (18)；

19. it is tapping screw (19)；

20. it is to rotate shaft-cup (20)；

21. it is spring (21)；

22. it is back-up ring (22)；

23. it is pressure-vaccum change-over panel (23)；

24. it is bodice drain pan (24)；

25. it is safety switch (25)；

26. it is rotary shaft (26)；

27. it is pressure-vaccum conversion turn-knob (27)；

28. it is side button (28)；

29. it is torsion spring (29)；

30. it is torsion axis (30)；

31. it is telescoping tube (31)；

32. it is shaft block ring (32)；

33. it is wheel (33)；

34. it is wheel shaft (34)；

35. it is dust bag bracket (35)；

36. it is dust bag (36)；

37. it is hexagon-headed bolt (37)；

38. it is square assist handle knob (38)；

39. it is tapping screw (39)；

40. it is auxiliary handle lid (40)；

41. it is auxiliary handle bottom (41)；

42. it is M6 nuts (42)；

43. it is brace (43)；

44. it is nylon cable tie (44)；

45. it is elastic collision bead autonavigator (45)；

46. it is many protruded tubes (46)；

47. it is flexible folding pipe (47)；

48. it is many protruded tubes (48) of blowout；

49. it is safety door control strip (49)；

49a. control strips curved surface (49a)；

49c. control strips point (49c)；

50. it is safety door (50)；

50a. is rotating shaft (50a)；

50b. is the face of stirring (50b)；

50c. is air-permeable layer (50c)；

50d. is noise reduction honeycomb wedge (50d)；

2a. is soft (2a)；

2b. is original auxiliary handle (2b)；

16a. is top cutting edge (16a)；

16b. is all cutting edges (16b) in side；

31a. is axle stand (31a)；

35a. is hook (35a)；

35b. it is hook muscle (35b)；

35c. is hook sideshake (35c)；

35d. is big bagging circle (35d)；

35e. is small bagging circle (35e)；

40a. is the connection handle (40a) of arc；

40b. is that radiation tooth is stupefied (40b)；

51. before air duct 51,

52. before shunting conehead 52,

53. inner rotor shaft 53,

Winding 53c in 53c.,

54. blow paddle wheel fan 54,

55. motor stator shell 55,

56. in air duct 56,

53a. motor fore bearings 53a,

Bearing 53b, 53d. simply supported beam bearing blocks 53d after 53b. motors,

57. after bearing flange seat 57,

58. after air duct 58,

58a. spreaders 58a,

59. air duct guard ring 59,

60. denoiser 60；

58a. spreaders 58a；

51a. horn mouths 51a；

Bayonet socket 51h before 51h.；

56h. triangle overhead kick screens 56h；

The frustum of a cone 52a of 52a. protrusions；

Many screwed hole 57a of 57a.；

Many threaded block 56f of 56f.；

Many radial direction width 56c of 56c.；

Many radial direction width groove 58b of 58b.；

54c. blows the inner lane 54c of paddle wheel fan；54a. blows the outer ring 54a of paddle wheel fan；

RC. it is insurance RC；

K. it is double-pole switch K；

L. it is inductance L；

C. it is electric capacity C；

M. it is series excited machine M；

TC. it is bidirectional triode thyristor (TC)；

DC. it is bidirectional triode thyristor (DC)；

R1. it is resistance (R1)；

R2. it is resistance (R2)；

R3. it is variable resistor (R3)；

C2. it is electric capacity (C2)；

K3. it is speed-regulating switch (K3).

Embodiment

Operation pedestrian preferably puts on safety goggles and mouth mask, also uses shoulder by liking and custom selects foliage pressure-vacuum machine Band 43 be enclosed on shoulder and casing on；The telescoping tube of pressure-vaccum is pulled out, rotating speed is adjusted, mixes up assist handle；Power supply is checked, is mixed The long line of enough power supplys, checks again for insurance, by operation instructions, runin once, has checked leaf area without cullet and electric wire, It can just be made under secure conditions of foliage pressure-vacuum machine, while notably rain situation.

The embodiment that just its technical problem of present invention solution is taken again below makees detailed explain：

Because a kind of improvement of low vibration foliage pressure-vacuum machine, comprising the assist handle for installing activity additional, dust bag bracket and bundle The improvement of mouth, i.e. bodice upper casing dust mouth adds soft, blows impeller plus cutting edge, and circuit adds in insurance and biswitch, and blower The material and honeycomb of additional silencing vibration-damping, roller are changed to turn to, and single protruded tube is changed to many protruded tubes or flexible folding A variety of synthesis improvements of pipe, so operating handle and effect have change.Because described improved low vibration foliage pressure-vacuum machine, By tapping screw 1, bodice upper casing 2, power line 3, cable cover(ing) 4 switchs trigger 5, switch trigger spring 6, terminal board 7, cable Pressing plate 8, electric capacity 9, tapping screw 10, main switch 11, speed regulator 12, rubber sheet gasket 13, motor 14, fan blade pad 15 blows impeller 16, hex nut 17, fan blade patch 18, tapping screw 19, rotation shaft-cup 20, spring 21, back-up ring 22, pressure-vaccum change-over panel 23, greatly Body drain pan 24, safety switch 25, rotary shaft 26, pressure-vaccum conversion turn-knob 27, side button 28, torsion spring 29, torsion axis 30, telescoping tube 31, shaft block ring 32, wheel 33, wheel shaft 34, dust bag bracket 35, dust bag 36, hexagon-headed bolt 37, the rotation of square assist handle Button 38, tapping screw 39, auxiliary handle lid 40, auxiliary handle bottom 41, M6 nuts 42, brace 43, and nylon cable tie 44, bullet Property collision bead autonavigator 45, or many protruded tubes 46, or flexible folding pipe 47, many protruded tubes 48 of blowout are constituted；Described Tapping screw 1 is multiple, and it fixes described bodice upper casing 2 and bodice drain pan 24；During its assembly method, play self-tapping screw and use The pneumatic screw batch or electric screwdriver of moment of torsion are determined, so that moment of torsion is rationally uniform；Again because described bodice upper casing 2 and bodice bottom Shell 24 be a first from left it is right dress close, its contain handle part, assist handle position, protruded tube limiter position, motor spiral case position, Pressure-vaccum changes a position, dust mouth position, and several plug-in positions；The bodice upper casing 2 and bodice closed in the described right dress of a first from left On the handle part of drain pan 24, described power line 3 is loaded according to this, cable cover(ing) 4 switchs trigger 5, switch trigger spring 6, end Sub- platform 7, cable pressing plate 8, electric capacity 9, tapping screw 10, main switch 11, speed regulator 12；The bodice closed in the described right dress of a first from left On the motor spiral case position of upper casing 2 and bodice drain pan 24, load described rubber sheet gasket 13 according to this, motor 14, fan blade pad 15, Blow impeller 16, hex nut 17, fan blade patch 18；In the described right bodice upper casing 2 for filling conjunction of a first from left and bodice drain pan 24 Pressure-vaccum changes a position, and described tapping screw 19 is loaded according to this, rotates shaft-cup 20, spring 21, back-up ring 22, pressure-vaccum change-over panel 23, Bodice drain pan 24, safety switch 25, rotary shaft 26, pressure-vaccum conversion turn-knob 27；The bodice upper casing 2 closed in the described right dress of a first from left With the protruded tube limiter position of bodice drain pan 24, described side button 28, torsion spring 29, torsion axis 30 and telescoping tube are loaded according to this 31；Described telescoping tube 31 is provided with peace wheel position containing cylinder and square tube and in front portion interconnection in front lower portion；Stretched in described The peace wheel position that the front lower portion of pipe 31 is provided with, loads described shaft block ring 32, wheel 33, wheel shaft 34 according to this；Described one Bodice upper casing 2 and the dust mouth position of bodice drain pan 24 that the right dress of the first from left is closed, provided with soft 2a；Described soft at least one Piece, or multi-disc, such as three, as shown in Fig. 4, Fig. 5 and Figure 11；Described soft is usually provided at upper casing, different depending on type, or It is all set in two shells；Described soft is typically directly moulded on shell, its triangular in shape or oblique quadrangle or trapezoidal；Or, Described soft is not directly injection-moulded on shell, then with flexible material, such as fabric, so blowout debris is unlikely when entering bag Yu Taimeng, sack is not easy to；Again because in the described right bodice upper casing (2) for filling conjunction of a first from left and bodice drain pan (24) It is easy to card to hang dust bag bracket 35 and dust bag 36 provided with two necks in the outside at dust mouth position；Again because described collection Dirt bag bracket 35, provided with hook 35a, links up with muscle 35b, links up with sideshake 35c, and big bagging circle 35d and small bagging circle 35e；It is original Hook muscle 35b, only 2, support force is poor, causes hook 35a to have and release once in a while；Now it is changed to link up with muscle 35b, there are 3 or more Many, support force is higher so that hook 35a is difficult to release；Described dust bag (36) is made by fabric, provided with marching and two It is related to buckle, it is easy to make to buckle on the hook for hanging over the plug-in position on described shell；And march be for pull open bag go to pour out it is broken Leaf；Again because employing the improved method that a kind of dust bag bracket pricks sack：It is ready to commercially available have barb first In the nylon cable tie 44 of button, the fabric for being placed on dust bag 36, bag again with sewing mechanism into suture 36, then open and draw Practice, the band 44 that the suture 36 of the fabric of the dust bag 36 prepared is encased side is put into described dust bag bracket 35 Greatly between bagging circle 35d and small bagging circle 35e, from the big opening part marched, pliers is put in, the nylon cable tie for having barb button is tensed 44, and cut off too long of band just into, and easily make, bag again it is firm；Again because the right dress of described the first from left close it is big with The assist handle position of shell 2 and bodice drain pan 24, loads described hexagon-headed bolt 37 according to this, square assist handle knob 38, Tapping screw 39, auxiliary handle lid 40, auxiliary handle bottom 41, M6 nuts 42 constitute movable assist handle；Described auxiliary On the auxiliary handle lid 40 of handle, referring to Fig. 6, Fig. 7 and Figure 10, provided with curved connection handle 40a, therefore it is easy to protect the back of the hand, It is additionally provided with multiple stupefied 40b of radiation tooth of end, also favourable screens.Auxiliary handle on the pressure-vaccum casing of original another style 2b, is fixed, auxiliary handle lid 40 is not grabbed well smoothly as mentioned as shown in figure 11.

Because a kind of improved safety electricity added with insurance protection of the low vibration foliage pressure-vacuum machine provided using the present invention Road, thus it is safer.A kind of improvement of described low vibration foliage pressure-vacuum machine, it contains the safety circuit added with insurance protection, referring to Circuit diagram as shown in figure 25, by terminal board 7, insures RC, double-pole switch K, inductance L, electric capacity C, and the string provided with winding Swash motor M, and speed regulator 12 is constituted；Described speed regulator 12 is by bidirectional triode thyristor TC and bidirectional triode thyristor DC, resistance R1, resistance R2, variable resistor R3, electric capacity C2 and speed-regulating switch K3 are constituted；The present invention is specially added with double-pole switch K and insurance RC, it uses fuse, or uses electrothermal relay, or uses overcurrent protector, in the hope of safer；Why insure in power supply, also Add insuranceBecause power supply source also supplies many places, it insures often too big, does not fit into this money foliage pressure-vacuum machine；Described Variable resistor R3 and speed-regulating switch K3 is substantially potentiometer, when being rotated, and can change the angle of flow of bidirectional triode thyristor, Make motor speed adjustable, be then at full speed when going to end points and closing speed-regulating switch.

Because using a kind of improvement of described low vibration foliage pressure-vacuum machine, being taken especially in accordance with different type of machines using difference The material matched somebody with somebody, its containing subtracting vibration arrangement inside and outside blower and in many places plus-minus shake deadener and honeycomb structure of blower, It is the major contribution of the present invention, so shock-absorbing and noise-eliminating scheme can be additionally used in other multiclass such as grass-mowing machine and dust catcher.Because in motor The dynamic foamed plastics of additional vibration damping, and set in many places plus-minus shake deadener of blower, and in the air channel many places blown and inhaled Honeycomb structure is put, it is illustrated as shown in 43 at Fig. 4 vibration-absorbing and silencing；Inside and outside casing, and inside and outside each telescoping tube, if many places vibration damping Noise elimination honeycomb structure, it is in the hexagon and Wedge structure containing noise elimination of many dense interconnections, its density and its breadth depth ratio, with blowing The vibration parameters of suction machine are relevant with noise properties, repeatedly to test；Inside and outside casing, and inside and outside each telescoping tube and outside motor, plus The shock-absorbing and noise-eliminating material of dress, or metallic fiber, or nonmetallic materials are used, filling or half fill；Or with the sound-absorbing material of resistance to middle temperature Particularly sound-absorbing porous material, or flexible material, and film material；Described porous material can be fiber-like, foam class, particle Class, alone good, more or less mixing application is good；Usable fibers class such as rock wool, or glass fiber, or mineral wool are particularly ultra-fine Mineral wool；Or foam class is used, at by temperature rise eminence such as motor, fireproof；Or with particulate species such as expanded perlite, porous pottery Cob brick, and heatproof fabric, felt is filled, or is attached；Described honeycomb structure prefabricated can also be attached afterwards, or mixing molding.By It is different in the acoustic absorptivity (standing-wave-tube method acoustic absorptivity, reverberation method acoustic absorptivity) of each material, incident angle to acoustic absorptivity also Have an impact, what is had is preferable to high frequency sound absorption, and what is had is preferable to Low Frequency Sound Absorption, and multiple material has the efficiency of complementation, vibration wave And noise is reflected, convert, absorb, decay, therefore be conducive to further improved performance index.

The annex of original blower product only has brace 43, hangs on shell and the back of the body is on operator's shoulder；The present invention is built View, improved low vibration foliage pressure-vacuum machine adds mouth mask, gloves and safety goggles and insurance, or even long line in its annex, therefore Both product specification is improved, user is facilitated again.

Because a kind of improvement of low vibration foliage pressure-vacuum machine, it contains the improvement for blowing impeller plus cutting edge, i.e., blow leaf in described Wheel is equipped with cutting edge, such as Fig. 8, and the cutting edge amplified is as shown in figure 18, the 16a of cutting edge containing top and all cutting edge 16b in side, described top Blowing impeller blade top surface and blowing the positive angle of impeller blade for portion cutting edge 16a is acute angle；And described side week cutting edge 16b blows Impeller blade lateral circle surface is also acute angle with blowing the positive angle of impeller blade；It is described to blow cutting edge that impeller adds or along blade Positive edge is local shorter, or along the big portion head in edge；Its cutting edge is straight sword or arcuate blade, or rolls over sword more, and its Arcuate blade is archimedes line, or parabola.As an improvement, blowing impeller described also or can separately be equipped with shear-steel knife, such as Use strip-shaped cutter；As an improvement, being blown in described on impeller blade, it can also set containing multiple oval and hexagonal noise reduction hole, this Favourable fragment and pressure-vaccum.

Because the roller on contact ground is changed to turn to, blower is turned to as easy, the another of blower is not only added One designs and varieties, and meet some operation pedestrians and like and during custom blower, particularly run into corner it is local when, Glance right and left and turn over angle to carry out pressure-vaccum to facilitate the requirement of work.Again because the wheel shaft of original lower head of telescoping tube 31 Frame is split, and makes an independent part axle stand 31a, and axle stand is laid in original lower head of telescoping tube 31 Place sets a hole, to insert the vertical shaft of the ring neck on described axle stand 31a, as shown in Figure 23 explosive view；Remaining and It is originally the same, be still that wheel shaft 34 is worn in axle stand 31a, then set up one wheel pairs 33, respectively load onto shaft block ring 32, so also compared with It is convenient.

Because employing improvement, i.e., as shown in Figure 20 and Figure 22, single cylinder that stretches out is changed to many protruded tubes 46, and set automatic fixed The autonavigator of position device, such as elastic collision bead autonavigator 45, or collision block, or torsion spring autonavigator, without employment Gone again with hand by button, therefore reduce volume, arbitrarily pulling-down can be both automatically positioned in place, and improve work efficiency, reduce and transport into This.The described many protruded tubes 46 matched with autonavigator are more pieces, such as 4 sections；Many protruded tubes 46 are all provided with fluted with determining Position device adaptation.

Because employing significant improvement, the principle for the telescopic antenna that can freely draw in pull-out has been associated, it has been improved simultaneously Use blower and make many protruded tubes 46, as shown in figure 24, small suction pipe might as well be called many protruded tubes 48；Described many protruded tubes 46 and the features of many protruded tubes 48 be one end in-flanges, and other end flanging；And its in single file one section connect a section, be many Section, minimum 4 section, therefore pull-out or return are freely, because there is convex-concave screens at its flange.Because the pipe range of blower presses standard such as IEC60335-2-100, or by standard such as BSEN15503：2009, only 0.9 meter, therefore pull bar length can be implemented.

Again because employing another significant improvement, the principle for the accordion that can freely draw in pull-out has not only been associated, with And conventional dust catcher and washing machine fold flexible pipe, and it is improved and uses blower make many protruded tubes, such as Figure 21 institutes Show, pipe might as well be called flexible folding pipe 47；For convenience of positioning, or it is used in combination with many protruded tubes (48)；Described flexible folding pipe 47 are characterized in：It has multiple foldings, no matter its section side of being circle or other shapes, the adjacent ring week of its pipe Be a great circle one it is small enclose the land it is spaced i.e. a slubbing connects a details in single file, its section is more piece, minimum 4 section or more； Or, the tubing flexible material such as fabric of described flexible folding pipe 47, cloth, plastic film, while being interval with along flexible pipe many Individual ring, or along in or beyond flexible pipe, suit helical spring is as interval ring, to support and draw in pull-out；The spiral Spring is sparse and flexible, therefore can significantly be withdrawn.

Again because employing a kind of improved another item important offer of the present invention to low vibration foliage pressure-vacuum machine, as carry Height manufacture and the method containing laser of assembling precision, improve motor and blow impeller axiality and survey dynamically balanced existing precision Moulding part has the improved method that laser sights frock again, therefore product quality is improved.Vibration and noise because of blower are very Big root so to improve motor and blow impeller axiality, and will survey dynamic balancing in the precision and form and position tolerance of power and instrument, In the hope of the low vibration low noise to blower, this hard nut to crack left for a long time has certain curative effect；First, from layout design On improve requirement to form and position tolerance, such as to motor and the requirement for blowing impeller assembly axiality and form and position tolerance, also increase Motor and the impeller magnitude of interference is blown, then with reinforcing frock clamp pressing；Moreover, precision die is prepared with numerical control CNC machining centers, And such as blow plastic impeller and post-process, its main method is to use high-temperature vapour method, preferably steams enough more than three hours, therefore modeling Part size, which is unlikely to deform, loses shape；Secondly, motor and blow impeller axiality to improve, during assembling, using special calibration motor and The frock press for having laser to sight of impeller assembly axiality is blown, after pressing, and dynamic balancing amendment just upper production is surveyed through bulk sampling Line, and last complete machine also samples survey dynamic balancing, therefore be aided with many places shock-absorbing and noise-eliminating material again, constitutes one kind and has improved with regard to comprehensive And vibration damping, safety, handy high-grade low vibration foliage pressure-vacuum machine.

The low vibration foliage pressure-vacuum machine of the tool pressure angle safety door of equal logatithmic spiral everywhere is equipped with the safety door, is Visited for the straight rod that can not have 8 millimeters and the above that meets new safety defined from the direction of the close dust bag of the dust mouth of upper casing Measure the requirement of the fan inside blower and make security protection, the safety door (50) by rotating shaft (50a), stir face (50b), air-permeable layer (50c), noise reduction honeycomb wedge (50d) are constituted, and are gated in the dust bag bracket (35) provided with safety Bar (49) processed, the face (50b) of stirring of the safety door (50) is the face for having pressure angle equal logatithmic spiral everywhere, the safety Gate control bar (49) is made up of control strip sharp (49c), control strip curved surface (49a), control strip wedge, the safety door (50) by The safety door control strip (49) controls folding, when not installing dust bag bracket (35), the safety door (50) Maintain the original state and make security protection for closure, it is stirred face (50b) and opened outside the dust mouth of the upper casing (2) of blower；Work as peace When loading onto dust bag bracket (35), control strip sharp (49c), the control strip curved surface of the safety door control strip (49) (49a), control strip wedge promote the face (50b) of stirring of the safety door (50) to turn on the safety door (50) according to this, make master By dust mouth middle part, another part passes through dust mouth periphery to the part band debris of the disorderly vortex mixed of pressure-vaccum stream The safety door (50) turned on noise reduction honeycomb wedge (50d) and air-permeable layer (50c) and exhaustion so as to there is Noise Reduction.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that the part face for stirring face (50b) of the safety door (50) is that have pressure angle equal logatithmic spiral everywhere Face.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six；Described wedge is provided with many raised in multi-prism taper；Many wedge composition wedges are more Stupefied structure, its arrangement in face is honeycomb.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The root of the noise reduction honeycomb wedge (50d) of the safety door (50) is hexagon, is to reduce from root to top, Substantially its breadth depth ratio is 1 to one point six, and the top of the wedge in the hexagonal pyramid shape of each described wedge (50d) is provided with Micropore, its approximate diameter is advisable at 0.1 to 0.5 millimeter；Described wedge is provided with many raised in multi-prism taper；Many wedge groups Into the how stupefied structure of wedge, its arrangement in face is honeycomb.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The head of the control strip of the safety door control strip (49) sharp (49c) is at an acute angle.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The part curved surface of the control strip curved surface (49a) of the safety door control strip (49) is that tool pressure angle is equal everywhere The face of the logatithmic spiral of characteristic.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The inclined wedge shape that it is slightly in concentric reducer that the control strip wedge of the safety door control strip (49), which is,.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The air-permeable layer (50c) of the safety door is less than 8mm through hole provided with multiple diameters.

Update the low vibration foliage pressure-vacuum of the perfect described tool pressure angle safety door of equal logatithmic spiral everywhere Machine, it is characterized in that：The air-permeable layer (50c) of the safety door provided with multiple major diameters be less than 8mm oval through hole in favor of Noise reduction.

The low vibration foliage pressure-vacuum machine of the tool pressure angle safety door of equal logatithmic spiral everywhere is equipped with the safety door, is Visited for the straight rod that can not have 8 millimeters and the above that meets new safety defined from the direction of the close dust bag of the dust mouth of upper casing Measure the requirement of the fan inside blower and make security protection, the safety door (50) by rotating shaft (50a), stir face (50b), air-permeable layer (50c), noise reduction honeycomb wedge (50d) are constituted, and are gated in the dust bag bracket (35) provided with safety Bar (49) processed, the face (50b) of stirring of the safety door (50) is the face for having pressure angle equal logatithmic spiral everywhere, the safety Gate control bar (49) is made up of control strip sharp (49c), control strip curved surface (49a), control strip wedge, when safety door (50) is kept Original state makees security protection for closure, and the disorderly vortex mixed of main pressure-vaccum stream passes through the safety door (50) that turns on when operating Noise reduction honeycomb wedge (50d) and air-permeable layer (50c) and exhaustion are so as to there is Noise Reduction.

Walking tool permanent magnet motor stator connects that fan blade is rotated and air duct silencer blows leaf machine, it is characterised in that：It is containing tool Stator connects the air duct that fan blade is rotated and brushless motor that rotor does not turn is used as power, described air duct, by preceding air duct 51, preceding spreader First 52, inner rotor shaft 53, interior winding 53c, blow paddle wheel fan 54, motor stator shell 55, middle air duct 56, motor fore bearing Bearing 53b, rear bearing flange seat 57, tool spreader 58a rear air duct 58, air duct guard ring 59, the institute of denoiser 60 after 53a, motor Composition, the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 are successively Connect；The preceding air duct 51 is provided with horn mouth 51a, and function of the outline curve containing higher mathematics of the horn mouth 51a is bent The second-degree parabola of line, to subtract turbulent flow；And the preceding air duct 51 provided with it is multiple tool rectangular through holes preceding bayonet socket 51h, so as to Multiple triangle overhead kick screens 56h that the middle air duct 56 is provided with are engaged；Shunting conehead 52 is arranged in described before described The front end of armature spindle 53 is simultaneously firm with axle cushion card, and described motor fore bearing is installed in the front end of the inner rotor shaft 53 53a inner ring, the preceding frustum of a cone 52a of the shunting conehead 52 provided with protrusion, the apical ring of the frustum of a cone and the motor front axle The inner ring for holding 53a is connected；Install after bearing 53b after described motor, described motor the rear end of the inner rotor shaft 53 Bearing 53b inner ring is connected with the rear end of the interior wound rotor axle 53；Bearing 53b outer shroud and institute after described motor Rear bearing flange seat 57 is stated to be connected, the rear bearing flange seat 57 be provided with multiple screwed hole 57a, so as to the middle air duct The 56 multiple threaded block 56f that arrangement is uniformly surround along air duct axis being provided with are connected, and the middle air duct 56 is provided with more Individual radial direction width 56c connections multiple threaded block 56f that arrangement is uniformly surround along air duct axis, the institute of the middle air duct 56 The multiple radial direction width 56c being provided with are also corresponding with multiple radial direction width groove 58b that the rear air duct 58 of the tool spreader 58a is provided with Coordinate；The silicon steel sheet group of the rear bearing flange seat 57 and the interior winding 53c is fixedly mounted with；The excircle of shunting conehead 52 before described It is fixedly mounted with the motor stator shell 55, all multi-disc permanent magnetic strip groups of ring is fixedly mounted with the motor stator shell 55, the motor is determined The periphery of subshell 55 be fixedly mounted with it is described blow paddle wheel fan 54 blow paddle wheel fan inner lane 54c, the radial direction for blowing paddle wheel fan 54 Center is projected in after the motor fore bearing and the motor between bearing, or the radial center for blowing paddle wheel fan 54 It is projected in after the motor fore bearing and the motor between bearing and close to bearing after the motor, its essence is the mechanics of materials Change the radial component to blow paddle wheel fan 54 that long cantilever fine strain of millet is short cantilever fine strain of millet or single beam as power and to blow paddle wheel fan 54 Radial center projection with the motor after bearing the centre of sphere distance be the arm of force the problem of；The footpath for blowing paddle wheel fan 54 To the centre of sphere of the distance and motor front and back bearings after the projection of motor axis and the motor between the centre of sphere of bearing at center The distance between the ratio between be not more than one to four；The arm of force is short, air-out is increased, the reality for blowing leaf machine of described brushless motor With more than 30,000 turns of turn up；The line outlet groove 56XC being provided with of the middle air duct 56 and the tool spreader 58a institute of rear air duct 58 The winding displacement groove 58XC phases being provided with match to discharge three electric wires of the interior winding 53c；The middle air duct 56 is provided with Along air duct axis uniformly around arrangement multiple threaded block 56f outer shroud week provided with slot 56d with the tool spreader The spreader 58a connections that 58a rear air duct 58 is provided with；The rear air duct 58 of the tool spreader 58a is provided with multiple tool rectangles The rear bayonet socket 589h of through hole it is engaged with multiple triangle overhead kick screens 59h that the air duct guard ring 59 is provided with；The drop Member 60 of making an uproar is made up of the thickly dotted polygonal pyramid not of uniform size of many facings containing sound-absorbing material, and its many places diffuses distribution In the interior table of the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 Face, it also diffuses the surfaces externally and internally for being distributed in the spreader 58a in many places, is absorbed sound and insulated against sound with profit；Or the air duct is reequiped To add simplified silencer, it is the multiple spiral shells that arrangement is uniformly surround along air duct axis being provided with the middle air duct 56 Line seat 56f outer shroud week connects provided with the slot 56d spreader 58a being provided with the rear air duct 58 with the tool spreader 58a The position connect every living, and set on the tool spreader 58a multiple hush tube small through hole and with the noise reduction member 60 that is provided with Diffused by the thickly dotted polygonal pyramid collective effect not of uniform size and many places of many facings containing sound-absorbing material and be distributed in institute State spreader 58a surfaces externally and internally, first big cavity of the air-flow through the preceding air duct and after blowing paddle wheel fan, because preceding air duct is gone to Multiple hush tube small through hole of the outer surface of the spreader 58a are just squeezed into the position of the connection of middle air duct and rear air duct every living And the second largest cavity implementation carried out first compression and enter the inner surface of the spreader 58a once expands, by once pressing The gas expanded that contracts flows backward again in the second largest cavity for the inner surface for entering the spreader 58a, described when having crossed Because preceding air duct goes to the position of the connection of middle air duct and rear air duct every behind the position lived, the later half of the spreader 58a is just squeezed into Multiple hush tube small through hole of the inner surface in portion and carry out second-compressed and enter the outer surface of the spreader 58a and described The third-largest cavity of the spreader and the shell of rear air duct of tool spreader 58a rear air duct 58 carries out reexpansion again, then From multiple flat outlet blowouts of the air duct guard ring 59, the noise elimination process of multiple compression-expansion is completed, it is beneficial to sound absorption and disappeared Sound and noise abatement.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the projection in motor axis of the radial center for blowing paddle wheel fan 54 and bearing after the motor The ratio between the distance between the distance between centre of sphere and centre of sphere of motor front and back bearings, which are not more than one to six and subtract the arm of force with profit, subtracts amount of deflection And it is steady.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 is close and numerous by many individual sound-absorbing material facings containing straw and leaf pressboard Polygonal pyramid not of uniform size constitute so as to noise reduction.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 by many compressed tablets containing leaf sound-absorbing material facing thickly dotted size The hexagonal pyramid differed is constituted so as to noise reduction.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 by many sound-absorbing material facings suppressed containing leaf thickly dotted size not The wedge of one hexagonal pyramid shape is constituted so as to noise reduction.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that many places for the sound-absorbing material facing that many of the noise reduction member 60 suppress containing leaf, which diffuse, is distributed in institute The hexagonal pyramid for stating spreader 58a surfaces externally and internally be have through hole so as to noise reduction sound-deadening.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the noise reduction member 60 is diffused by many places of many sound-absorbing material facings suppressed containing leaf is distributed in institute The wedge for stating the hexagonal pyramid shape by through hole of the hexagonal pyramid of spreader 58a surfaces externally and internally is constituted so as to noise reduction sound-deadening.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the surfaces externally and internally of the spreader 58a has the parabola shaped disorderly to drop of the function curve of higher mathematics Stream.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that many places for the sound-absorbing material facing that many of the noise reduction member 60 suppress containing leaf, which diffuse, is distributed in institute The wedge for stating the hexagonal pyramid shape for having through hole of the hexagonal pyramid of spreader 58a surfaces externally and internally is that tool middle part has larger cavity and interior Outer surface has compared with small through hole, so as to noise reduction sound-deadening.

Update perfect described walking tool permanent magnet motor stator and connect that fan blade is rotated and air duct silencer blows leaf Machine, it is characterised in that the flat outlet having of the air duct guard ring 59 is jujube core shape pointed at both ends, so as to noise reduction sound-deadening.

The walking tool permanent magnet motor stator of regeneration product noise reduction connects that fan blade is rotated and air duct silencer blows leaf machine in fact Matter is that the mechanics of materials changes the problem of cantilever fine strain of millet structure is single beam structure, and air duct changes silencer well；But people is just intended to not Arrive.Rotor portion to be stretched out a very long thin motor output shaft get rid of, not in the length of the axial outside of motor Realized on extension line and motor and blow the connection of paddle wheel fan, avoid fatal hard nut to crack, motor and blown between paddle wheel fan Output shaft or else can be formed between the long cantilever fine strain of millet structure of a mechanics of materials, the bearing at motor two ends position section directly set Paddle wheel fan center is blown, so that the length for removing the stretching of output shaft is the arm of force is with blowing the centrifugation component of the radial direction on paddle wheel fan Harmful inclined torque very big, does not consume substantial amounts of motor excessively and exerts oneself, do not increase amount of deflection and the rotation of axle formed by inclined power Inertia, so as to no longer restrict blower or blow the high speed strength air-out of leaf machine；Solve world-famous puzzle.Inventive concept method is wished Cast a brick to attract jade.The second-degree parabola of the horn mouth 51a of air duct function curve of the outline curve containing higher mathematics, to subtract Turbulent flow；Motor front adds simply supported beam bearing block 53d, and its effect is self-evident.Walking tool permanent magnet motor stator connects fan blade and turned The leaf machine that blows of dynamic and air duct silencer sets road wheel and handrail and collecting bag, just with operation.

Claims (10)

1. walking tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, it is characterised in that it is fixed containing tool Even fan blade is rotated and air duct that brushless motor that rotor does not turn is used as power son, described air duct, by preceding air duct 51, preceding shunting conehead 52nd, inner rotor shaft 53, interior winding 53c, blow paddle wheel fan 54, motor stator shell 55, middle air duct 56, motor fore bearing 53a, horse Up to rear bearing 53b, it is located at simply supported beam motor front or that branch is on the inner rotor shaft 53 or on Zhi Qian shunting coneheads 52 Bearing block 53d, rear bearing flange seat 57, tool spreader 58a rear air duct 58, air duct guard ring 59, denoiser 60 are constituted, described Preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 connect successively；It is described Preceding air duct 51 is provided with horn mouth 51a, and the secondary throwing of function curve of the outline curve containing higher mathematics of the horn mouth 51a Thing line, to subtract turbulent flow；And the preceding air duct 51 provided with it is multiple tool rectangular through holes preceding bayonet socket 51h, so as to the middle air duct The 56 multiple triangle overhead kick screens 56h being provided with are engaged；Shunting conehead 52 is arranged on the inner rotor shaft 53 before described Front end is simultaneously firm with axle cushion card, and described motor fore bearing 53a inner ring, institute are installed in the front end of the inner rotor shaft 53 Frustum of a cone 52a of the shunting conehead 52 provided with protrusion, the inner ring phase of the apical ring of the frustum of a cone and the motor fore bearing 53a before stating Connection；Install the inner ring of bearing 53b after bearing 53b after described motor, described motor in the rear end of the inner rotor shaft 53 It is connected with the rear end of the interior wound rotor axle 53；Bearing 53b outer shroud and the rear bearing flange seat after described motor 57 are connected, and the rear bearing flange seat 57 is provided with multiple screwed hole 57a, so as to the edge being provided with the middle air duct 56 Multiple threaded block 56fs of the air duct axis uniformly around arrangement are connected, and the middle air duct 56 is provided with multiple radial direction width 56c connections Multiple threaded block 56f that arrangement is uniformly surround along air duct axis, the multiple radial direction width being provided with of the middle air duct 56 56c is also corresponding with multiple radial direction width groove 58b that the rear air duct 58 of the tool spreader 58a is provided with to be coordinated；The rear bearing The silicon steel sheet group of flange seat 57 and the interior winding 53c is fixedly mounted with；The excircle and the motor stator of shunting conehead 52 before described Shell 55 is fixedly mounted with, and all multi-disc permanent magnetic strip groups of ring, the periphery of the motor stator shell 55 are fixedly mounted with the motor stator shell 55 Be fixedly mounted with it is described blow paddle wheel fan 54 blow paddle wheel fan inner lane 54c, the radial center for blowing paddle wheel fan 54 is projected in institute State after motor fore bearing and the motor between bearing, or the radial center for blowing paddle wheel fan 54 is projected in the motor Between bearing and close to bearing after the motor after fore bearing and the motor, its essence is the long cantilever fine strain of millet that changes of the mechanics of materials is The radial component to blow paddle wheel fan 54 of short cantilever fine strain of millet or single beam is as power and with the throwing for the radial center for blowing paddle wheel fan 54 The problem of distance of shadow and the centre of sphere of bearing after the motor is the arm of force；The radial center for blowing paddle wheel fan 54 in motor The ratio between the distance between the projection of axis and the distance between centre of sphere of bearing after the motor and centre of sphere of motor front and back bearings No more than one to four；The arm of force is short, air-out is increased, the practical turn up more than 30,000 for blowing leaf machine of described brushless motor Turn；The winding displacement groove that the line outlet groove 56XC being provided with of the middle air duct 56 and the tool spreader 58a rear air duct 58 are provided with 58XC phases match to discharge three electric wires of the interior winding 53c；The middle air duct 56 be provided with along air duct axis Uniform multiple threaded block 56f around arrangement outer shroud week is provided with slot 56d with the rear air duct 58 with the tool spreader 58a The spreader 58a connections being provided with；Rear bayonet socket of the rear air duct 58 of the tool spreader 58a provided with multiple tool rectangular through holes 589h it is engaged with multiple triangle overhead kick screens 59h that the air duct guard ring 59 is provided with；The noise reduction member 60 is by many The thickly dotted polygonal pyramid not of uniform size of the individual facing containing sound-absorbing material is constituted, and its many places, which diffuses, is distributed in the preceding air duct 51 and the middle air duct 56 and the tool spreader 58a rear air duct 58 and air duct guard ring 59 inner surface, also many places are more for it The unrestrained surfaces externally and internally for being distributed in the spreader 58a, is absorbed sound and insulated against sound with profit；Or the air duct is adapted as plus simplified to eliminate the noise Device, it is the outer of the multiple threaded block 56f that arrangement is uniformly surround along air duct axis being provided with the middle air duct 56 The position that ring week is connected provided with the slot 56d spreader 58a being provided with the rear air duct 58 with the tool spreader 58a every Firmly, and on the tool spreader 58a multiple hush tube small through hole are set and the noise reduction member 60 with being provided with is contained by many The thickly dotted polygonal pyramid collective effect not of uniform size of sound-absorbing material facing and many places diffuse and are distributed in the spreader 58a Surfaces externally and internally, first big cavity of the air-flow through the preceding air duct and after blowing paddle wheel fan, because preceding air duct go to middle air duct and after The position of the connection of air duct is just squeezed into multiple hush tube small through hole of the outer surface of the spreader 58a and carried out once every living The second largest cavity implementation compressed and enter the inner surface of the spreader 58a once expands, the gas expanded by first compression Body flows backward again in the second largest cavity for the inner surface for entering the spreader 58a, described because preceding air duct is gone when having crossed Toward middle air duct and rear air duct connection position every live position after, just squeeze into the latter half of inner surface of the spreader 58a Multiple hush tube small through hole and carry out second-compressed and enter the outer surface of the spreader 58a and in the tool spreader The third-largest cavity of the spreader of 58a rear air duct 58 and the shell of rear air duct carries out reexpansion again, then from the wind Multiple flat outlet blowouts of cylinder guard ring 59, complete the noise elimination process of multiple compression-expansion, it is beneficial to sound absorption and eliminated the noise and noise abatement.

2. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the centre of sphere of bearing after the projection of motor axis and the motor of the radial center for blowing paddle wheel fan 54 The distance between be not more than one to six with the ratio between the distance between the centre of sphere of motor front and back bearings.

3. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the noise reduction member 60 is by the thickly dotted big of many individual sound-absorbing material facings containing straw and leaf pressboard The small polygonal pyramid differed is constituted.

4. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the noise reduction member 60 by many compressed tablets containing leaf sound-absorbing material facing it is thickly dotted not of uniform size Hexagonal pyramid constituted.

5. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the noise reduction member 60 is by the thickly dotted not of uniform size of many individual sound-absorbing material facings suppressed containing leaf The wedge of hexagonal pyramid shape is constituted.

6. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, many places of many of the noise reduction member 60 sound-absorbing material facings suppressed containing leaf, which diffuse, is distributed in described point The hexagonal pyramid of flow cone 58a surfaces externally and internally has through hole.

7. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the noise reduction member 60 is diffused by many places of many sound-absorbing material facings suppressed containing leaf is distributed in described point The wedge of the hexagonal pyramid shape by through hole of the hexagonal pyramid of flow cone 58a surfaces externally and internally is constituted.

8. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the function curve of the surfaces externally and internally tool higher mathematics of the spreader 58a is parabola shaped.

9. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, many places of many of the noise reduction member 60 sound-absorbing material facings suppressed containing leaf, which diffuse, is distributed in described point The wedge of the hexagonal pyramid shape for having through hole of the hexagonal pyramid of flow cone 58a surfaces externally and internally is that tool middle part has a larger cavity and interior appearance Face has compared with small through hole.

10. walking according to claim 1 tool permanent magnet motor stator connects, fan blade is rotated and air duct silencer blows leaf machine, Characterized in that, the flat outlet having of the air duct guard ring 59 is jujube core shape pointed at both ends.