CN105297659A - Blowing-sucking machine adopting motor with logarithmic-spiral wire clamping bases with constant pressure angle - Google Patents

Blowing-sucking machine adopting motor with logarithmic-spiral wire clamping bases with constant pressure angle Download PDF

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Publication number
CN105297659A
CN105297659A CN201510660314.9A CN201510660314A CN105297659A CN 105297659 A CN105297659 A CN 105297659A CN 201510660314 A CN201510660314 A CN 201510660314A CN 105297659 A CN105297659 A CN 105297659A
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China
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carbon brush
motor
plug
card line
bodice
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CN201510660314.9A
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CN105297659B (en
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苏克
叶晓波
胡靖榕
叶明明
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Ningbo Daye Garden Equipment Co Ltd
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Ningbo Daye Garden Equipment Co Ltd
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Abstract

The invention relates to a portable electric tool which is used for blowing and sucking leaves in places such as a flower bed, a courtyard, a park, a roadside and the like, in particular to a blowing-sucking machine adopting a motor with logarithmic-spiral wire clamping bases with a constant pressure angle. The improvement on the blowing-sucking machine includes: arranging a movable auxiliary handle, a dust collecting bag bracket and a tying hole; arranging a soft sheet at a dust outlet of a machine enclosure; arranging a cutting edge on a blowing impeller; arranging a fuse and double switches on a circuit; arranging sound insulating and vibration reducing materials and honeycombs inside and outside the blowing-sucking machine; changing roller wheels to be steerable; changing a single extension barrel into a multi-extension tube or a flexible foldable tube; improving coaxiality, achieving measuring dynamic balance and providing a laser aiming tool; the motor comprises a centrifugal angle carbon brush plug (118a); in order to prevent a phenomenon that phased plugging is loosened and disconnected by vibrating sometimes, a reverse centrifugal force principle is utilized, so that the phased plugging is tighter rather than more loosened with rotation; an insertion direction of single male joints of the carbon brush plug (118a) is a direction in which multiple heads face towards one side of a centripetal direction with an included angle; and the logarithmic-spiral wire clamping bases (118cx) are arranged on the carbon brush rack (118c) for clamping a wire to prevent a loosening phenomenon. The portable electric tool has been applied to volume production.

Description

The blower of the motor of tool equal pressure angle logatithmic spiral card line seat
Technical field
The present invention relates to a kind of for flower bed, garden, the portable power tool of the place pressure-vaccum leaves such as park and road side, especially a kind of blower of motor of tool equal pressure angle logatithmic spiral card line seat, comprise movable assist handle, the improvement of dust bag support and tying, bodice upper casing dust mouth adds soft, blow impeller and add cutting edge, circuit adds insurance and biswitch, and the material of additional silencing vibration-damping and honeycomb in blower, roller changes into and can turn to, and change singly stretch out cylinder as many protruded tubes or flexible folding pipe into, , card line seat solves and prevents carbon brush plug from sometimes shaking the problem getting loose.
Background technology
Blower is widely used in by the mode selected by the hobby of people to clear up leaf.Some operation pedestrian like and custom blower time, the local time in of particularly running into corner, glance right and left and turn over angle and carry out pressure-vaccum, if the roller of kiss the earth is changed into and can be turned to, can conveniently work; The height of operation pedestrian is different, and custom takes the difference of operating angle, need assist handle adjustable, and original fixing assist handle claims hand not.The insurance of power supply source because supplying multichannel, and is often not suitable for a blower, and former pressure-vaccum self-contained circuit lacks overloading protection, if add insurance and biswitch, and will be safer.Low vibratility and low noise, also have the necessity optimized further; The foamed plastics moved at the additional vibration damping of motor if consider and add damping deadener and honeycomb structure in the many places of blower, can have certain curative effect; And the very large root of the vibration of grass-mowing machine and noise is in the precision of power and instrument and form and position tolerance, according to improving motor and blowing impeller axiality, and survey dynamically balanced improving one's methods, when being hope, but pursuing the low vibration low noise of blower, is in fact a hard nut to crack left over for a long time.Dust bag support and tying, easy landing that dress is many, also must improve; Blower bodice upper casing dust mouth, when sometimes particularly commutating, wind is violent, need add soft; Blow impeller and add cutting edge, the large inhalation (inhalatio) easily stifled to cutting is worked as effect; And if single protruded tube is changed into many protruded tubes or flexible folding pipe, can reduced volume further, improve transport work efficiency.
Summary of the invention
In order to make up the shortcoming caused by the existing mechanism of blower, improve low vibration foliage pressure-vacuum machine, the roller making it kiss the earth can turn to and more convenient; Operate adjustable assist handle and more claim hand; Pressure-vaccum self-contained circuit is safer; Low vibratility and low noise have optimization; Firmly and the not landing of dust bag support and tying; Blower dust mouth wind is softer; Blow impeller to add cutting edge and can cut easily stifled thing; Single protruded tube is changed into many protruded tubes or flexible folding pipe with further reduced volume, the invention provides the improvement of certain blower.
The present invention solves technical scheme that its technical problem takes and method is:
A kind of improvement of low vibration foliage pressure-vacuum machine, comprise and install movable assist handle additional, the improvement of dust bag support and tying, bodice upper casing dust mouth adds soft, blow impeller and add cutting edge, circuit adds insurance and biswitch, and the material of additional silencing vibration-damping and honeycomb in blower, roller changes into and can turn to, and single protruded tube is changed into many protruded tubes or flexible folding pipe, the low vibration foliage pressure-vacuum machine of described improvement, 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), governor (12), rubber sheet gasket (13), motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), tapping screw (19), rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (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 support (35), dust bag (36), hexagon-headed bolt (37), square assist handle knob (38), tapping screw (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), braces (43), and nylon cable tie (44), elasticity collision bead autonavigator (45), or many protruded tubes (46), or flexible folding pipe (47), many protruded tubes (48) of blowout formed, it is characterized in that: described tapping screw (1) is multiple, its fixing described bodice upper casing (2) and bodice drain pan (24), its assembly method has any it is to be noted, beats the self-tapping screw pneumatic screw determining moment of torsion and criticizes or electric screwdriver, to make moment of torsion rationally even, described bodice upper casing (2) and bodice drain pan (24) are that the right dress of a first from left closes, and it is containing handle part, assist handle position, protruded tube stop position, motor spiral case position, pressure-vaccum changes a position, position, dust mouth, and several plug-in position, on the bodice upper casing (2) of the right dress conjunction of described the first from left and the handle part of bodice drain pan (24), load described power line (3) according to this, 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), governor (12), on the bodice upper casing (2) of the right dress conjunction of described the first from left and the motor spiral case position of 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), a position is changed at the right bodice upper casing (2) of dress conjunction of described the first from left and the pressure-vaccum of bodice drain pan (24), load described tapping screw (19) according to this, rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (26), pressure-vaccum conversion turn-knob (27), at the right bodice upper casing (2) of dress conjunction of described the first from left and the protruded tube stop position of bodice drain pan (24), load described side button (28) according to this, torsion spring (29), torsion axis (30) and telescoping tube (31), described telescoping tube (31) is interconnected in front portion containing cylinder and square tube, and is provided with peace wheel position in front lower portion, at the peace wheel position that the front lower portion of described telescoping tube (31) is provided with, load described shaft block ring (32) according to this, wheel (33), wheel shaft (34), at the right bodice upper casing (2) of dress conjunction of described the first from left and the position, dust mouth of bodice drain pan (24), be provided with soft (2a), described soft at least a slice, or multi-disc, such as three, as shown in Fig. 4, Fig. 5 and Figure 11, described soft is located at upper casing usually, depending on type difference, or all establishes at two shells, described soft is directly injection-moulded on shell usually, its triangular in shape or oblique quadrangle or trapezoidal, such as, or described soft is not directly injection-moulded on shell, then uses flexible material, fabric, two draw-in grooves are provided with, so that card hangs dust bag support (35) and dust bag (36) in the outside at the right bodice upper casing (2) of dress conjunction of described the first from left and the position, dust mouth of bodice drain pan (24), described dust bag support (35), as shown in Fig. 2, Fig. 3 and Figure 14, be provided with hook (35a), hook muscle (35b), hook sideshake (35c), and large bagging circle (35d) and little bagging circle (35e), original hook muscle (35b), as shown in Figure 2, only have 2, support force is poor, causes hook (35a) to have and gets loose once in a while, now change hook muscle (35b) into, as shown in figure 14, have 3, support force is higher, and hook (35a) can be made not easily to get loose, described dust bag (36) is made by fabric, is provided with buckle, to make buckle the hook at the plug-in position that hang over described shell on related with two of marching, and march and go to pour out broken leaf use for pulling open bag, now introduce a kind of dust bag support in detail and prick improving one's methods of sack: first get out the commercially available nylon cable tie (44) having barb to buckle, be placed in the fabric of dust bag (36), bag make suture (36) with sewing machine again, as shown in figure 19, then open and march, the band (44) suture (36) of the fabric of the dust bag prepared (36) being encased limit is put between the large bagging circle (35d) of described dust bag support (35) and little bagging circle (35e), from the big uncork of marching, be easy to put in pliers, tension has the nylon cable tie (44) of barb button, and cut off oversize band, at the right bodice upper casing (2) of dress conjunction of described the first from left and the assist handle position of bodice drain pan (24), load described hexagon-headed bolt (37) according to this, square assist handle knob (38), tapping screw (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), forms movable assist handle, on the auxiliary handle lid (40) of described assist handle, referring to Fig. 6, Fig. 7 and Figure 10, be provided with curved connection handle (40a), to protect the back of the hand, be also provided with multiple radiation teeth stupefied (40b) of end, in order to screens.Auxiliary handle (2b) on the pressure-vaccum casing of another style original as shown in figure 11, is fixing, grabs well smoothly not as described auxiliary handle lid (40).
The invention provides a kind of safety circuit being added with insurance protection of improvement of low vibration foliage pressure-vacuum machine.The improvement of described a kind of low vibration foliage pressure-vacuum machine, it is containing the safety circuit being added with insurance protection, referring to circuit diagram as shown in figure 25, by terminal board (7), insurance RC, double-pole switch K, inductance L, electric capacity C, and the series excited machine M being provided with winding, and governor (12) formed; Described governor (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) formed; The present invention is specially added with double-pole switch K and insurance RC, and it is with fuse, or with thermal relay, or with overcurrent protector, in the hope of safer.Why power supply is interior has insurance, also add insurance? because power supply source also supplies many places, its insurance is often too large, is not just applicable to this money foliage pressure-vacuum machine.
The improvement of described a kind of low vibration foliage pressure-vacuum machine, its containing blower inside and outside and add damping deadener and honeycomb structure in the many places of blower subtract vibration arrangement, be major contribution of the present invention.At the foamed plastics that the additional vibration damping of motor is dynamic, and add damping deadener in the many places of blower, and arrange honeycomb structure in the many places, air channel of blowing and inhaling, its signal is as shown in the vibration-absorbing and silencing place (43) of Fig. 4; Inside and outside casing, and inside and outside each telescoping tube, if many places vibration-absorbing and silencing honeycomb structure, it is the hexagon of many dense interconnection and contains noise elimination Wedge structure, its density and breadth depth ratio thereof, relevant with noise properties with the vibration parameters of blower, repeatedly tests; Inside and outside casing, and each telescoping tube is inside and outside and outside motor, the shock-absorbing and noise-eliminating material installed additional, or with metallic fiber, or nonmetals, fill or half filling; Or with the damping material particularly porous absorption material of resistance to middle temperature, or flexible material, and film material; Described porous material can be fiber-like, foam class, and particulate species is alone good, and more or less mixing application is good; Usable fibers class is as rock wool, or glass fiber, or glass wool particularly super glass wool; Or use foam class, leaning on temperature rise eminence as motor place, fireproof; Or by particulate species as expanded perlite, porous clay brick, and the fabric of heatproof, felt is filled, or attaches; Described honeycomb structure also can prefabricated rear attaching, or mixing mold pressing.Due to sound absorption coefficient (the standing-wave-tube method sound absorption coefficient of each material, reverberation method sound absorption coefficient) different, incident angle also has impact to sound absorption coefficient, and what have is better to high frequency sound absorption, and what have is better to Low Frequency Sound Absorption, multiple material has complementary usefulness, vibration involves noise and is reflected, and transforms, and absorbs, decay, therefore be conducive to further improved performance index.
The annex of original blower product only has braces (43), hangs on shell and carries on the back on operator's shoulder; The present invention advises, the low vibration foliage pressure-vacuum machine of improvement, will add mouth mask in its annex, and gloves and safety goggles and insurance, with improving product class, and facilitate user.
A kind of improvement of low vibration foliage pressure-vacuum machine, it adds the improvement of cutting edge containing blowing impeller, it is characterized in that: the described impeller that blows is equipped with cutting edge, as Fig. 8, and the cutting edge amplified as shown in figure 18, containing top cutting edge (16a) and side week cutting edge (16b), the impeller blade end face that blows of described top cutting edge (16a) is acute angle with the angle blowing impeller blade front; And the impeller blade lateral circle surface that blows of described side week cutting edge (16b) is also acute angle with the angle blowing impeller blade front; Described blow cutting edge that impeller adds or the local, edge along face of blade shorter, or along edge large portion head; Its cutting edge is straight sword or arcuate blade, or rolls over sword more, and its arcuate blade is archimedes line, or parabola.As improvement, be also separately equipped with shear-steel cutter at the described impeller that blows, such as, use strip-shaped cutter; As improvement, blow on impeller blade described, if containing multiple ellipse and hexagonal noise reduction hole.
As improvement, the roller of kiss the earth is changed into and can be turned to, become and easily turn to blower, another designs and varieties of blower, be in order to meet some operation pedestrian like and custom blower time, the local time in of particularly running into corner, glance right and left and turn over angle and carry out pressure-vaccum to facilitate the requirement of work.The axle stand of original telescoping tube (31) lower head is split, make it to become an independently part axle stand (31a), a hole is established in the place of laying axle stand in original telescoping tube (31) lower head, to insert the vertical shaft of the ring draw-in groove on described axle stand (31a), as shown in the explosive view of Figure 23; All the other, with original the same, be still and wear wheel shaft (34) in axle stands (31a), then set up one wheel pairs (33), respectively load onto shaft block ring (32).
As improvement, as shown in Figure 20 and Figure 22, change singly stretch out cylinder as many protruded tubes (46) into, and establish autonavigator, such as elasticity collision bead autonavigator (45), or the autonavigator of collision block, or the autonavigator of torsion spring, and not employment is gone by button with hand again, with reduced volume, random pulling-down puts in place and both automatically locates, and improves work efficiency.The described many protruded tubes (46) matched with autonavigator are more pieces, such as 4 joints; Many protruded tubes (46) are equipped with groove and locator is adaptive.
Significant improvement, associates the principle that freely can draw in the telescopic antenna of pull-out, it is improved and uses blower and make many protruded tubes (46), as shown in figure 24, little suction pipe might as well be called many protruded tubes (48); The feature of described many protruded tubes (46,48) is one end in-flanges, and other end flanging; Its in single file one joint connect a joint, be more piece, minimum 4 joint, pull-out or return freely, because all having convex-concave screens at its flange place.Pipe range because of blower presses standard as IEC60335-2-100, or by standard as BSEN15503:2009, be all only 0.9 meter, therefore pull bar length can be implemented.
Another significant improvement, associate the principle that freely can draw in the accordion of pull-out, and the flexible pipe folded of conventional dust catcher and washing machine, it is improved and uses blower and make many protruded tubes, as shown in figure 21, pipe might as well be called flexible folding pipe (47); For convenience of location, or use with many protruded tubes (48); The feature of described flexible folding pipe (47) is: it has multiple folding, no matter its cross section side of being or circle or other shape, adjacent ring week of its pipe be a great circle one little enclose the land alternately namely in single file a slubbing connect a details, its joint is more piece, minimum 4 joints or more; Or, the tubing flexible material of described flexible folding pipe (47) as fabric, cloth, plastic film, is simultaneously interval with multiple ring along flexible pipe, or in or beyond flexible pipe, suit helical spring as interval ring, to support and to draw in pull-out; This helical spring is sparse in flexibility.
The another item of the present invention to a kind of improvement of low vibration foliage pressure-vacuum machine is important to be provided, being for improving the method containing laser manufacturing and assemble precision, is improve motor and blow impeller axiality and survey dynamically balanced existing precision modulding parts to have again laser to sight improving one's methods of frock.Because the vibration of blower and the very large root of noise are in the precision of power and instrument and form and position tolerance, so motor will be improved and blow impeller axiality, and to dynamic equilibrium be surveyed, in the hope of having certain curative effect to this hard nut to crack left over for a long time of low vibration low noise of blower; First, improve the requirement to form and position tolerance from layout design, such as, to motor and the requirement of blowing impeller assembly axiality and form and position tolerance, also increase motor and blow the impeller magnitude of interference, then using afterburning frock clamp pressing; Moreover prepare precision die with numerical control CNC machining center, and carry out post processing to plastic as blown impeller, its main method uses high-temperature vapour method, preferably steam enough more than three hours, lose shape in the hope of plastic part size is not yielding; Secondly, for improving motor and blowing impeller axiality, during assembling, adopt special calibration motor and the frock press having laser to sight blowing impeller assembly axiality, after pressing, and survey dynamic equilibrium correction through bulk sampling and just can go up product line, last complete machine also will be sampled survey dynamic equilibrium, in the hope of being aided with many places shock-absorbing and noise-eliminating material, and comprehensively form a kind of low vibration foliage pressure-vacuum machine having improvement.
The invention has the beneficial effects as follows vibration damping, safety, handy, comprehensively improve product specification with multinomial improvement; Update:
The blower of the motor of tool equal pressure angle logatithmic spiral card line seat, containing movable assist handle, dust bag support and tying, bodice upper casing dust mouth adds soft, blows impeller and adds cutting edge, and circuit adds insurance and biswitch, roller changes into and can turn to, and with many protruded tubes or flexible folding pipe, the described blower containing centrifugal carbon brush plug and card line seat motor, by tapping screw I (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 I (9), tapping screw II (10), main switch (11), governor (12), rubber sheet gasket (13), motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), tapping screw III (19), rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (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 support (35), dust bag (36), hexagon-headed bolt (37), square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), braces (43), and band (44), elasticity collision bead autonavigator (45), many protruded tubes (46), or flexible folding pipe (47), or the many protruded tubes (48) stretched out formed, described tapping screw I (1) is multiple, its fixing described bodice upper casing (2) and bodice drain pan (24), described bodice upper casing (2) and bodice drain pan (24) are that the right dress of a first from left closes, and it is containing handle part, assist handle position, protruded tube stop position, motor spiral case position, pressure-vaccum changes a position, position, dust mouth, and several plug-in position, on the handle part of described bodice upper casing (2) and bodice drain pan (24), described power line (3) is housed according to this, cable cover(ing) (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), governor (12), on the motor spiral case position of described bodice upper casing (2) and bodice drain pan (24), described rubber sheet gasket (13) is housed according to this, motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), a position is changed at the pressure-vaccum of described bodice upper casing (2) and bodice drain pan (24), described tapping screw III (19) is housed according to this, rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (26), pressure-vaccum conversion turn-knob (27), at the protruded tube stop position of described bodice upper casing (2) and bodice drain pan (24), described side button (28) is housed according to this, torsion spring (29), torsion axis (30) and telescoping tube (31), described telescoping tube (31) is cylinder, or square tube, and is provided with peace wheel position in front lower portion, at the peace wheel position that the front lower portion of described telescoping tube (31) is provided with, described shaft block ring (32) is housed according to this, wheel (33), wheel shaft (34), at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), be provided with soft (2a), be provided with two draw-in grooves in the outside at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), on it, card hangs dust bag support (35) and dust bag (36), described dust bag support is provided with hook (35a), hook muscle (35b), hook sideshake (35c), and large bagging circle (35d) and little bagging circle (35e), described dust bag (36) is made by fabric, and is provided with buckle related with two of marching, being placed between the large bagging circle (35d) of described dust bag support (35) and little bagging circle (35e) with the band (44) that suture (36) encases limit of the dust bag (36) prepared is tightened, at the assist handle position of described bodice upper casing (2) and bodice drain pan (24), described hexagon-headed bolt (37) is housed according to this, square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), forms movable assist handle, on the auxiliary handle lid (40) of described assist handle, be provided with multiple radiation teeth stupefied (40b) that curved connection handle (40a) is also provided with end, circuit, by terminal board (7), insurance (RC), double-pole switch (K), inductance (L), electric capacity II (C), and be provided with the series excited machine (M) of winding, and governor (12) formed, described governor (12) is by bidirectional triode thyristor I (TC) and bidirectional triode thyristor II (DC), resistance I (R1), resistance II (R2), variable resistor (R3), electric capacity III (C2) and speed-regulating switch (K3) formed, the described impeller that blows is equipped with cutting edge, containing top cutting edge (16a) and side week cutting edge (16b), by the frock that laser is sighted during assembling, blow impeller (16) and do post processing, and survey dynamic equilibrium, described soft at least a slice, and it is triangular in shape, or oblique quadrangle, or trapezoidal, described soft is not directly injection-moulded on shell, and with the fabric of flexible material, described hook muscle (35b) has 3, or more, described band is the nylon cable tie having barb to buckle, described roller changes into and can to turn to, that the axle stand of telescoping tube (31) lower head is split, make it to become an independently part axle stand (31a), and establish a hole in the place that telescoping tube (31) lower head lays axle stand, then insert the vertical shaft of the ring draw-in groove on described axle stand (31a), in axle stand (31a), wear wheel shaft (34) again, and set up one wheel pairs (33), and respectively load onto shaft block ring (32), the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, it is characterized in that, described motor (14) is containing centrifugal force angle carbon brush plug (118a), the carbon brush holder (118c) of described motor (14) is provided with the carbon brush plug (118a) of carbon brush, it is diametric(al) along described motor rotor circumference that the putting in of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with stretches out direction, the principal plane that the carbon brush holder (118c) of described motor (14) is provided with the copper sheet of the carbon brush plug (118a) of carbon brush is perpendicular to the diametric(al) of described motor rotor circumference and stretches out direction perpendicular to putting in of carbon brush, accommodation carbon brush and spring put in the principal plane of the copper sheet of carbon brush container and the described carbon brush plug (118a) stretched out by two square hole riveteds, and carbon brush will wear and tear and will to change therefore the monolithic male joint that can not be welded and be provided with described carbon brush plug (118a) is plugged by the general female plug line terminals of the wire connecting motor stator, the loose phenomenon got loose of shake is plugged for preventing from sometimes having, the principle of counter centrifugel is utilized to make it more turn tightlier instead of turn looser and looser, the direction of insertion of the monolithic male joint that described carbon brush plug (118a) is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, or along the diametric(al) perpendicular to described motor rotor circumference of the principal plane of the copper sheet of the carbon brush plug (118a) of described carbon brush with put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush, the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, be further characterized in that, the carbon brush holder (118c) of described motor (14) is provided with logatithmic spiral card line seat (118cx), to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, the monolithic male joint that described carbon brush plug (118a) is provided with is multiple, described tool equal pressure angle logatithmic spiral card line seat has two.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a1) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with is provided with is on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and the diametric(al) perpendicular to described motor rotor circumference and the side putting in the tangential acute angle stretching out direction perpendicular to carbon brush.
Update and the direction of insertion of monolithic male joint (118a4) that the carbon brush plug (118a) of carbon brush that the carbon brush holder (118c) of perfect described motor (14) is provided with is provided with, be on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and perpendicular to the diametric(al) of described motor rotor circumference and put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a2) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a2) is at the upper side perpendicular with the principal plane of described copper sheet.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a3) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a3) is in the beside perpendicular with the principal plane of described copper sheet.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a5) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, be the principal plane of the copper sheet of the carbon brush plug (118a) with described carbon brush have the angle of acute angle and perpendicular to described motor rotor circumference diametric(al) and perpendicular to carbon brush put in stretch out direction tangentially have acute angle 37 degree of angles and towards the side of centripetal direction.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2), the equal everywhere logatithmic spiral of its gabarit tool pressure angle also referred to as a section of cam of equiangular spiral so that the monolithic male joint of handle and described carbon brush plug (118a) is blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs and prevents from sometimes having the phenomenon plugging and shake and fall apart and get loose.
To update and the blower of motor of perfect tool equal pressure angle logatithmic spiral card line seat is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with top rade bayonet socket (118cx1), its oblique angle is beneficial to inlet wire, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 37 degree.
To update and the blower of motor of perfect tool equal pressure angle logatithmic spiral card line seat is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with lower oblique angle bayonet socket (118cx3), its oblique angle makes space up-small and down-big and is beneficial to inlet wire not escape, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 37 degree.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, described logatithmic spiral card line seat (118cx) is provided with breach (118CX4), so that injection mold is easy to inserted through shaping.
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the exploded perspective view of blower.
Fig. 2 is the schematic diagram of dust bag support (35).
Fig. 3 is the schematic diagram in the lower direction of dust bag support (35).
Fig. 4 is the schematic diagram of bodice upper casing (2).
Fig. 5 is the C-C generalized section 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 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 of the bodice upper casing (2) having fixing assist handle (2b).
Figure 12 is the schematic diagram of turning cylinder (26).
Figure 13 is the schematic diagram of pressure-vaccum change-over panel (23).
Figure 14 is the schematic diagram adding the dust bag support (35) linking up with muscle (35b).
Figure 15 is the schematic diagram of pressure-vaccum conversion turn-knob (27).
Figure 16 is the schematic diagram of switch trigger (5).
Figure 17 is the front elevational schematic of auxiliary handle lid (40).
Figure 18 is the cutting edge schematic diagram of the amplification of blowing impeller (16).
Figure 19 is the schematic diagram that sack pricked by dust bag support.
Figure 20 is the schematic diagram of the blower having autonavigator (45) and many protruded tubes (46).
Figure 21 is the schematic diagram of the blower of the many protruded tubes (48) having flexible folding pipe (47) and blowout.
Figure 22 is the schematic diagram of autonavigator (45) and many protruded tubes (46).
Figure 23 is the exploded perspective view of the steerable wheel having axle stand (31a).
Figure 24 has 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 being added with insurance protection.
Figure 26 is a kind of schematic diagram containing centrifugal carbon brush plug and card line seat motor.
Figure 27 is the schematic diagram that part contains centrifugal carbon brush plug and card line seat motor.
Figure 28 is the schematic diagram of the monolithic male joint (118a1) that carbon brush plug (118a) is provided with.
Figure 29 is the schematic diagram of the monolithic male joint (118a2) that is provided with of carbon brush plug (118a) and (118a3).
Figure 30 is the schematic diagram of the monolithic male joint (118a3) that carbon brush plug (118a) is provided with.
Figure 31 is the schematic diagram of the monolithic male joint (118a4) that carbon brush plug (118a) is provided with.
Figure 32 is the schematic diagram of the monolithic male joint (118a5) that carbon brush plug (118a) is provided with.
Figure 33 is the schematic diagram of the carbon brush for electric machine support being provided with logatithmic spiral card line seat (118cx).
Figure 34 is the schematic diagram of the motor of tool equal pressure angle logatithmic spiral card line seat.
Figure 35 is the schematic diagram of logatithmic spiral card line seat (118cx).
As shown in the figure, in figure:
DC. be bidirectional triode thyristor (DC);
R1. be resistance (R1);
R2. be resistance (R2);
R3. be variable resistor (R3);
C2. be electric capacity (C2);
K3. be speed-regulating switch (K3);
118a. is centrifugal force angle carbon brush plug (118a);
118c. is carbon brush holder (118c);
118cx. is logatithmic spiral card line seat (118cx);
118a1. is monolithic male joint I (118a1);
118a4. is monolithic male joint IV (118a4);
118a2. is monolithic male joint II (118a2);
118a3. is monolithic male joint III (118a3);
118a5. is monolithic male joint V (118a5);
118cx. is logatithmic spiral card line seat (118cx);
118cx2. is logatithmic spiral card line convex (118cx2);
118cx2. is top rade bayonet socket (118cx1);
118cx3. is lower oblique angle bayonet socket (118cx3);
118CX4. is breach (118CX4).
Detailed description of the invention
Operation pedestrian, by like and custom selects foliage pressure-vacuum machine, preferably puts on safety goggles and mouth mask, is also enclosed within shoulder with shoulder belt 43 and on casing; The telescoping tube of pull-out pressure-vaccum, adjusting rotary speed, mixes up assist handle; Check power supply, mix the long line of enough power supplys, again check insurance, by description, runin, has checked that leaf district is without cullet and electric wire once, just can make of foliage pressure-vacuum machine under secure conditions, simultaneously notably rain situation.
Below solve with regard to the present invention the detailed description of the invention that its technical problem takes again to do to explain orally in detail:
Because a kind of improvement of low vibration foliage pressure-vacuum machine, comprise and install movable assist handle additional, the improvement of dust bag support and tying, namely bodice upper casing dust mouth adds soft, blows impeller and adds cutting edge, and circuit adds insurance and biswitch, and the material of additional silencing vibration-damping and honeycomb in blower, roller changes into and can turn to, and single protruded tube is changed into the multiple synthesis improvement of many protruded tubes or flexible folding pipe, so operating handle and effect all have change.Because the low vibration foliage pressure-vacuum machine of described improvement, 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, governor 12, rubber sheet gasket 13, motor 14, fan blade pad 15, blow impeller 16, hex nut 17, fan blade patch 18, tapping screw 19, rotate shaft-cup 20, spring 21, back-up ring 22, pressure-vaccum change-over panel 23, bodice drain pan 24, safety switch 25, turning cylinder 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 support 35, dust bag 36, hexagon-headed bolt 37, square assist handle knob 38, tapping screw 39, auxiliary handle lid 40, at the bottom of auxiliary handle 41, M6 nut 42, braces 43, and nylon cable tie 44, elasticity collision bead autonavigator 45, or many protruded tubes 46, or flexible folding pipe 47, many protruded tubes 48 of blowout formed, described tapping screw 1 is multiple, its fixing described bodice upper casing 2 and bodice drain pan 24, its assembly method is, beats the self-tapping screw pneumatic screw determining moment of torsion and criticizes or electric screwdriver, to make moment of torsion rationally even, because described bodice upper casing 2 and bodice drain pan 24 are a first from left, right dress closes again, and it is containing handle part, assist handle position, protruded tube stop position, motor spiral case position, and pressure-vaccum changes a position, position, dust mouth, and several plug-in position, on the bodice upper casing 2 of the right dress conjunction of described the first from left and the handle part of bodice drain pan 24, load described power line 3 according to this, 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, governor 12, on the bodice upper casing 2 of the right dress conjunction of described the first from left and the motor spiral case position of 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, change a position at the right bodice upper casing 2 of dress conjunction of described the first from left and the pressure-vaccum of bodice drain pan 24, load described tapping screw 19 according to this, rotate shaft-cup 20, spring 21, back-up ring 22, pressure-vaccum change-over panel 23, bodice drain pan 24, safety switch 25, turning cylinder 26, pressure-vaccum conversion turn-knob 27, at the right bodice upper casing 2 of dress conjunction of described the first from left and the protruded tube stop position of bodice drain pan 24, load described side button 28 according to this, torsion spring 29, torsion axis 30 and telescoping tube 31, described telescoping tube 31 is interconnected in front portion containing cylinder and square tube, and is provided with peace wheel position in front lower portion, at the peace wheel position that the front lower portion of described telescoping tube 31 is provided with, load described shaft block ring 32 according to this, wheel 33, wheel shaft 34, at the right bodice upper casing 2 of dress conjunction of described the first from left and the position, dust mouth of bodice drain pan 24, be provided with soft 2a, described soft at least a slice, or multi-disc, such as three, as shown in Fig. 4, Fig. 5 and Figure 11, described soft is located at upper casing usually, depending on type difference, or all establishes it at two shells, described soft is directly injection-moulded on shell usually, its triangular in shape or oblique quadrangle or trapezoidal, such as, or described soft is not directly injection-moulded on shell, then uses flexible material, fabric, so be unlikely to too violent when blowout foreign material enter bag, sack also not easily falls, again because be provided with two draw-in grooves in the outside at the right bodice upper casing (2) of dress conjunction of described the first from left and the position, dust mouth of bodice drain pan (24), therefore be convenient to card extension dust bag support 35 and dust bag 36, again because described dust bag support 35, be provided with hook 35a, hook muscle 35b, hook sideshake 35c, and large bagging circle 35d and little bagging circle 35e, original hook muscle 35b, only have 2, support force is poor, causes hook 35a to have and gets loose once in a while, now change hook muscle 35b into, have 3 or more, support force is higher, and hook 35a is not easily got loose, described dust bag (36) is made by fabric, is provided with buckle related with two of marching, is convenient to make to buckle on the hook at the plug-in position hung on described shell, and march and go to pour out broken leaf use for pulling open bag, again because have employed a kind of dust bag support to prick improving one's methods of sack: namely first get out the commercially available nylon cable tie 44 having barb to buckle, be placed in the fabric of dust bag 36, bag make suture 36 with sewing machine again, then open and march, the band 44 suture 36 of the fabric of the dust bag 36 prepared being encased limit is put between the large bagging circle 35d of described dust bag support 35 and little bagging circle 35e, from the big uncork of marching, put in pliers, tension has the nylon cable tie 44 of barb button, and cut off oversize band and just become, easily make again, bag is firm again, again because at the right bodice upper casing 2 of dress conjunction of described the first from left and the assist handle position of bodice drain pan 24, load described hexagon-headed bolt 37 according to this, square assist handle knob 38, tapping screw 39, auxiliary handle lid 40, at the bottom of auxiliary handle 41, M6 nut 42, constitutes movable assist handle, on the auxiliary handle lid 40 of described assist handle, referring to Fig. 6, Fig. 7 and Figure 10, be provided with curved connection handle 40a, therefore be convenient to protect the back of the hand, be also provided with the stupefied 40b of multiple radiation teeth of end, also favourable screens.Auxiliary handle 2b on the pressure-vaccum casing of another style original as shown in figure 11, is fixing, grabs be not as good smoothly as described auxiliary handle lid 40.
Because adopt the safety circuit being added with insurance protection of the improvement of a kind of low vibration foliage pressure-vacuum machine provided by the invention, therefore safer.The improvement of described a kind of low vibration foliage pressure-vacuum machine, it is containing the safety circuit being added with insurance protection, referring to circuit diagram as shown in figure 25, by terminal board 7, insurance RC, double-pole switch K, inductance L, electric capacity C, and the series excited machine being provided with winding, and governor 12 formed; Described governor 12 is made up of bidirectional triode thyristor TC and bidirectional triode thyristor DC, resistance R1, resistance R2, variable resistor R3, electric capacity C2 and speed-regulating switch K3; The present invention is specially added with double-pole switch K and insurance RC, and it is with fuse, or with thermal relay, or with overcurrent protector, in the hope of safer; Why power supply is interior has insurance, also add insurance? because power supply source also supplies many places, its insurance is often too large, is not just applicable to this money foliage pressure-vacuum machine; Described variable resistor R3 and speed-regulating switch K3 is in fact potentiometer, when being rotated, the angle of flow of bidirectional triode thyristor can be made to change, make motor speed adjustable, goes to end points when speed-regulating switch is closed, be then at full speed.
Because the improvement of a kind of low vibration foliage pressure-vacuum machine described in adopting, the material of different collocation is particularly adopted according to different type of machines, its containing blower inside and outside and add damping deadener and honeycomb structure in the many places of blower subtract vibration arrangement, major contribution of the present invention, so shock-absorbing and noise-eliminating scheme also can be used for other multiclass as grass-mowing machine and dust catcher.Because of the foamed plastics moved at the additional vibration damping of motor, and add damping deadener in the many places of blower, and arrange honeycomb structure in the many places, air channel of blowing and inhaling, its signal is as shown in the vibration-absorbing and silencing place 43 of Fig. 4; Inside and outside casing, and inside and outside each telescoping tube, if many places vibration-absorbing and silencing honeycomb structure, it is the hexagon of many dense interconnection and contains noise elimination Wedge structure, its density and breadth depth ratio thereof, relevant with noise properties with the vibration parameters of blower, repeatedly tests; Inside and outside casing, and each telescoping tube is inside and outside and outside motor, the shock-absorbing and noise-eliminating material installed additional, or with metallic fiber, or nonmetals, fill or half filling; Or with the damping material particularly porous absorption material of resistance to middle temperature, or flexible material, and film material; Described porous material can be fiber-like, foam class, and particulate species is alone good, and more or less mixing application is good; Usable fibers class is as rock wool, or glass fiber, or glass wool particularly super glass wool; Or use foam class, leaning on temperature rise eminence as motor place, fireproof; Or by particulate species as expanded perlite, porous clay brick, and the fabric of heatproof, felt is filled, or attaches; Described honeycomb structure also can prefabricated rear attaching, or mixing mold pressing.Due to sound absorption coefficient (the standing-wave-tube method sound absorption coefficient of each material, reverberation method sound absorption coefficient) different, incident angle also has impact to sound absorption coefficient, and what have is better to high frequency sound absorption, and what have is better to Low Frequency Sound Absorption, multiple material has complementary usefulness, vibration involves noise and is reflected, and transforms, and absorbs, decay, therefore be conducive to further improved performance index.
The annex of original blower product only has braces 43, hangs on shell and carries on the back on operator's shoulder; The present invention advises, the low vibration foliage pressure-vacuum machine of improvement, adds mouth mask in its annex, gloves and safety goggles and insurance, even long line, therefore both improves product specification, facilitates user again.
Because a kind of improvement of low vibration foliage pressure-vacuum machine, it adds the improvement of cutting edge containing blowing impeller, namely cutting edge is equipped with at the described impeller that blows, as Fig. 8, and the cutting edge amplified as shown in figure 18, the impeller blade end face that blows containing top cutting edge 16a and side week cutting edge 16b, described top cutting edge 16a is acute angle with the angle blowing impeller blade front; And the impeller blade lateral circle surface that blows of described side week cutting edge 16b is also acute angle with the angle blowing impeller blade front; Described blow cutting edge that impeller adds or the local, edge along face of blade shorter, or along edge large portion head; Its cutting edge is straight sword or arcuate blade, or rolls over sword more, and its arcuate blade is archimedes line, or parabola.As improvement, blow impeller also or can separately be equipped with shear-steel cutter described, such as, use strip-shaped cutter; As improvement, blow on impeller blade described, also can establish containing multiple ellipse and hexagonal noise reduction hole, this all favourable fragment and pressure-vaccum.
Because the roller of kiss the earth is changed into and can be turned to, become and easily turn to blower, not only add another designs and varieties of blower, and meet some operation pedestrian like and custom blower time, the local time in of particularly running into corner, glance right and left and turn over angle and carry out pressure-vaccum to facilitate the requirement of work.Again because the axle stand of original telescoping tube 31 lower head is split, make it to become an independently part axle stand 31a, a hole is established in the place of laying axle stand in original telescoping tube 31 lower head, to insert the vertical shaft of the ring draw-in groove on described axle stand 31a, as shown in the explosive view of Figure 23; All the other, with original the same, be still and wear wheel shaft 34 in axle stand 31a, then set up one wheel pairs 33, respectively load onto shaft block ring 32, so also more convenient.
Because have employed improvement, namely, as shown in Figure 20 and Figure 22, change singly stretch out cylinder as many protruded tubes 46 into, and establish autonavigator, such as elasticity collision bead autonavigator 45, or the autonavigator of collision block, or the autonavigator of torsion spring, and not employment is gone by button with hand again, therefore reduce volume, can arbitrarily put in place and both automatically locate by pulling-down, improve work efficiency, reduce cost of transportation.The described many protruded tubes 46 matched with autonavigator are more pieces, such as 4 joints; Many protruded tubes 46 are equipped with groove and locator is adaptive.
Because have employed significant improvement, associate the principle that freely can draw in the telescopic antenna of pull-out, it has been improved and uses blower and make many protruded tubes 46, as shown in figure 24, little suction pipe might as well have been called many protruded tubes 48; Described many protruded tubes 46 and the feature of many protruded tubes 48 are all one end in-flangess, and other end flanging; And its in single file one joint connect a joint, be more piece, minimum 4 joint, therefore pull-out or return freely, because all having convex-concave screens at its flange place.Pipe range because of blower presses standard as IEC60335-2-100, or by standard as BSEN15503:2009, be all only 0.9 meter, therefore pull bar length can be implemented.
Again because have employed another significant improvement, not only associate the principle that freely can draw in the accordion of pull-out, and the flexible pipe folded of conventional dust catcher and washing machine, and it has been improved and uses blower and make many protruded tubes, as shown in figure 21, pipe might as well be called flexible folding pipe 47; For convenience of location, or use with many protruded tubes (48); The feature of described flexible folding pipe 47 is: it has multiple folding, no matter its cross section side of being or circle or other shape, adjacent ring week of its pipe be a great circle one little enclose the land alternately namely in single file a slubbing connect a details, its joint is more piece, minimum 4 joints or more; Or, the tubing flexible material of described flexible folding pipe 47 as fabric, cloth, plastic film, is simultaneously interval with multiple ring along flexible pipe, or in or beyond flexible pipe, suit helical spring as interval ring, to support and to draw in pull-out; This helical spring is sparse in flexibility, therefore can significantly regain.Again because have employed as improving the method containing laser manufacturing and assemble precision, be improve motor and blow impeller axiality and survey dynamically balanced existing precision modulding parts to have again laser to sight improving one's methods of frock, therefore product quality is improved.Because the vibration of blower and the very large root of noise are in the precision of power and instrument and form and position tolerance, so motor will be improved and blow impeller axiality, and to dynamic equilibrium be surveyed, in the hope of having certain curative effect to this hard nut to crack left over for a long time of low vibration low noise of blower; First, improve the requirement to form and position tolerance from layout design, such as, to motor and the requirement of blowing impeller assembly axiality and form and position tolerance, also increase motor and blow the impeller magnitude of interference, then using afterburning frock clamp pressing; Moreover prepare precision die with numerical control CNC machining center, and carry out post processing to plastic as blown impeller, its main method uses high-temperature vapour method, steam enough more than three hours, therefore plastic part size is not yielding loses shape; Secondly, for improving motor and blowing impeller axiality, during assembling, adopt special calibration motor and the frock press having laser to sight blowing impeller assembly axiality, after pressing, and line is produced in bulk sampling survey dynamic equilibrium correction, the survey dynamic equilibrium and last complete machine is also sampled, therefore be aided with many places shock-absorbing and noise-eliminating material again, just comprehensively constitute a kind of vibration damping, safety, the low vibration foliage pressure-vacuum machine of handy top grade.
Containing the blower of centrifugal carbon brush plug and card line seat motor, containing installing movable assist handle additional, dust bag support and tying, bodice upper casing dust mouth adds soft, blows impeller and adds cutting edge, and circuit adds insurance and biswitch, roller changes into and can turn to, and with many protruded tubes or flexible folding pipe, the described blower containing centrifugal carbon brush plug and card line seat motor, by tapping screw I (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 I (9), tapping screw II (10), main switch (11), governor (12), rubber sheet gasket (13), motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), tapping screw III (19), rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (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 support (35), dust bag (36), hexagon-headed bolt (37), square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), braces (43), and band (44), elasticity collision bead autonavigator (45), many protruded tubes (46), or flexible folding pipe (47), or the many protruded tubes (48) stretched out formed, described tapping screw I (1) is multiple, its fixing described bodice upper casing (2) and bodice drain pan (24), described bodice upper casing (2) and bodice drain pan (24) are that the right dress of a first from left closes, and it is containing handle part, assist handle position, protruded tube stop position, motor spiral case position, pressure-vaccum changes a position, position, dust mouth, and several plug-in position, on the handle part of described bodice upper casing (2) and bodice drain pan (24), described power line (3) is housed according to this, cable cover(ing) (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), governor (12), on the motor spiral case position of described bodice upper casing (2) and bodice drain pan (24), described rubber sheet gasket (13) is housed according to this, motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), a position is changed at the pressure-vaccum of described bodice upper casing (2) and bodice drain pan (24), described tapping screw III (19) is housed according to this, rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (26), pressure-vaccum conversion turn-knob (27), at the protruded tube stop position of described bodice upper casing (2) and bodice drain pan (24), described side button (28) is housed according to this, torsion spring (29), torsion axis (30) and telescoping tube (31), described telescoping tube (31) is cylinder, or square tube, and is provided with peace wheel position in front lower portion, at the peace wheel position that the front lower portion of described telescoping tube (31) is provided with, described shaft block ring (32) is housed according to this, wheel (33), wheel shaft (34), at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), be provided with soft (2a), be provided with two draw-in grooves in the outside at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), on it, card hangs dust bag support (35) and dust bag (36), described dust bag support is provided with hook (35a), hook muscle (35b), hook sideshake (35c), and large bagging circle (35d) and little bagging circle (35e), described dust bag (36) is made by fabric, and is provided with buckle related with two of marching, being placed between the large bagging circle (35d) of described dust bag support (35) and little bagging circle (35e) with the band (44) that suture (36) encases limit of the dust bag (36) prepared is tightened, at the assist handle position of described bodice upper casing (2) and bodice drain pan (24), described hexagon-headed bolt (37) is housed according to this, square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), forms movable assist handle, on the auxiliary handle lid (40) of described assist handle, be provided with multiple radiation teeth stupefied (40b) that curved connection handle (40a) is also provided with end, circuit, by terminal board (7), insurance (RC), double-pole switch (K), inductance (L), electric capacity II (C), and be provided with the series excited machine (M) of winding, and governor (12) formed, described governor (12) is by bidirectional triode thyristor I (TC) and bidirectional triode thyristor II (DC), resistance I (R1), resistance II (R2), variable resistor (R3), electric capacity III (C2) and speed-regulating switch (K3) formed, the described impeller that blows is equipped with cutting edge, containing top cutting edge (16a) and side week cutting edge (16b), by the frock that laser is sighted during assembling, blow impeller (16) and do post processing, and survey dynamic equilibrium, described soft at least a slice, and it is triangular in shape, or oblique quadrangle, or trapezoidal, described soft is not directly injection-moulded on shell, and with the fabric of flexible material, described hook muscle (35b) has 3, or more, described band is the nylon cable tie having barb to buckle, described roller changes into and can to turn to, that the axle stand of telescoping tube (31) lower head is split, make it to become an independently part axle stand (31a), and establish a hole in the place that telescoping tube (31) lower head lays axle stand, then insert the vertical shaft of the ring draw-in groove on described axle stand (31a), in axle stand (31a), wear wheel shaft (34) again, and set up one wheel pairs (33), and respectively load onto shaft block ring (32), the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, it is characterized in that, described motor (14) is containing centrifugal force angle carbon brush plug (118a), the carbon brush holder (118c) of described motor (14) is provided with the carbon brush plug (118a) of carbon brush, it is diametric(al) along described motor rotor circumference that the putting in of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with stretches out direction, the principal plane that the carbon brush holder (118c) of described motor (14) is provided with the copper sheet of the carbon brush plug (118a) of carbon brush is perpendicular to the diametric(al) of described motor rotor circumference and stretches out direction perpendicular to putting in of carbon brush, accommodation carbon brush and spring put in the principal plane of the copper sheet of carbon brush container and the described carbon brush plug (118a) stretched out by two square hole riveteds, and carbon brush will wear and tear and will to change therefore the monolithic male joint that can not be welded and be provided with described carbon brush plug (118a) is plugged by the general female plug line terminals of the wire connecting motor stator, the loose phenomenon got loose of shake is plugged for preventing from sometimes having, the principle of counter centrifugel is utilized to make it more turn tightlier instead of turn looser and looser, the direction of insertion of the monolithic male joint that described carbon brush plug (118a) is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, or along the diametric(al) perpendicular to described motor rotor circumference of the principal plane of the copper sheet of the carbon brush plug (118a) of described carbon brush with put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush, the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, be further characterized in that, the carbon brush holder (118c) of described motor (14) is provided with logatithmic spiral card line seat (118cx), to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, the monolithic male joint that described carbon brush plug (118a) is provided with is multiple, described tool equal pressure angle logatithmic spiral card line seat has two.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a1) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with is provided with is on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and the diametric(al) perpendicular to described motor rotor circumference and the side putting in the tangential acute angle stretching out direction perpendicular to carbon brush.
Update and the direction of insertion of monolithic male joint (118a4) that the carbon brush plug (118a) of carbon brush that the carbon brush holder (118c) of perfect described motor (14) is provided with is provided with, be on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and perpendicular to the diametric(al) of described motor rotor circumference and put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a2) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a2) is at the upper side perpendicular with the principal plane of described copper sheet.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a3) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a3) is in the beside perpendicular with the principal plane of described copper sheet.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the direction of insertion of the monolithic male joint (118a5) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (14) is provided with is provided with, be the principal plane of the copper sheet of the carbon brush plug (118a) with described carbon brush have the angle of acute angle and perpendicular to described motor rotor circumference diametric(al) and perpendicular to carbon brush put in stretch out direction tangentially have acute angle 37 degree of angles and towards the side of centripetal direction.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2), the equal everywhere logatithmic spiral of its gabarit tool pressure angle also referred to as a section of cam of equiangular spiral so that the monolithic male joint of handle and described carbon brush plug (118a) is blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs and prevents from sometimes having the phenomenon plugging and shake and fall apart and get loose.
To update and the blower of motor of perfect tool equal pressure angle logatithmic spiral card line seat is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with top rade bayonet socket (118cx1), its oblique angle is beneficial to inlet wire, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 23.7 degree.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with lower oblique angle bayonet socket (118cx3), its oblique angle makes space up-small and down-big and is beneficial to inlet wire not escape, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 23.7 degree.
To update and the blower of motor of perfect described tool equal pressure angle logatithmic spiral card line seat is characterized in that, described logatithmic spiral card line seat (118cx) is provided with breach (118CX4), so that injection mold is easy to inserted through shaping.Logatithmic spiral card line seat (118cx), is convenient to electric wire to block and prevents the phenomenon that gets loose, for batch production.

Claims (10)

1. have a blower of motor of equal pressure angle logatithmic spiral card line seat, containing movable assist handle, dust bag support and tying, bodice upper casing dust mouth adds soft, blows impeller and adds cutting edge, and circuit adds insurance and biswitch, roller changes into and can turn to, and with many protruded tubes or flexible folding pipe, the described blower containing centrifugal carbon brush plug and card line seat motor, by tapping screw I (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 I (9), tapping screw II (10), main switch (11), governor (12), rubber sheet gasket (13), motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), tapping screw III (19), rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (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 support (35), dust bag (36), hexagon-headed bolt (37), square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), braces (43), and band (44), elasticity collision bead autonavigator (45), many protruded tubes (46), or flexible folding pipe (47), or the many protruded tubes (48) stretched out formed, described tapping screw I (1) is multiple, its fixing described bodice upper casing (2) and bodice drain pan (24), described bodice upper casing (2) and bodice drain pan (24) are that the right dress of a first from left closes, and it is containing handle part, assist handle position, protruded tube stop position, motor spiral case position, pressure-vaccum changes a position, position, dust mouth, and several plug-in position, on the handle part of described bodice upper casing (2) and bodice drain pan (24), described power line (3) is housed according to this, cable cover(ing) (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), governor (12), on the motor spiral case position of described bodice upper casing (2) and bodice drain pan (24), described rubber sheet gasket (13) is housed according to this, motor (14), fan blade pad (15), blow impeller (16), hex nut (17), fan blade patch (18), a position is changed at the pressure-vaccum of described bodice upper casing (2) and bodice drain pan (24), described tapping screw III (19) is housed according to this, rotate shaft-cup (20), spring (21), back-up ring (22), pressure-vaccum change-over panel (23), bodice drain pan (24), safety switch (25), turning cylinder (26), pressure-vaccum conversion turn-knob (27), at the protruded tube stop position of described bodice upper casing (2) and bodice drain pan (24), described side button (28) is housed according to this, torsion spring (29), torsion axis (30) and telescoping tube (31), described telescoping tube (31) is cylinder, or square tube, and is provided with peace wheel position in front lower portion, at the peace wheel position that the front lower portion of described telescoping tube (31) is provided with, described shaft block ring (32) is housed according to this, wheel (33), wheel shaft (34), at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), be provided with soft (2a), be provided with two draw-in grooves in the outside at the position, dust mouth of described bodice upper casing (2) and bodice drain pan (24), on it, card hangs dust bag support (35) and dust bag (36), described dust bag support is provided with hook (35a), hook muscle (35b), hook sideshake (35c), and large bagging circle (35d) and little bagging circle (35e), described dust bag (36) is made by fabric, and is provided with buckle related with two of marching, being placed between the large bagging circle (35d) of described dust bag support (35) and little bagging circle (35e) with the band (44) that suture (36) encases limit of the dust bag (36) prepared is tightened, at the assist handle position of described bodice upper casing (2) and bodice drain pan (24), described hexagon-headed bolt (37) is housed according to this, square assist handle knob (38), tapping screw IV (39), auxiliary handle lid (40), (41) at the bottom of auxiliary handle, M6 nut (42), forms movable assist handle, on the auxiliary handle lid (40) of described assist handle, be provided with multiple radiation teeth stupefied (40b) that curved connection handle (40a) is also provided with end, circuit, by terminal board (7), insurance (RC), double-pole switch (K), inductance (L), electric capacity II (C), and be provided with the series excited machine (M) of winding, and governor (12) formed, described governor (12) is by bidirectional triode thyristor I (TC) and bidirectional triode thyristor II (DC), resistance I (R1), resistance II (R2), variable resistor (R3), electric capacity III (C2) and speed-regulating switch (K3) formed, the described impeller that blows is equipped with cutting edge, containing top cutting edge (16a) and side week cutting edge (16b), by the frock that laser is sighted during assembling, blow impeller (16) and do post processing, and survey dynamic equilibrium, described soft at least a slice, and it is triangular in shape, or oblique quadrangle, or trapezoidal, described soft is not directly injection-moulded on shell, and with the fabric of flexible material, described hook muscle (35b) has 3, or more, described band is the nylon cable tie having barb to buckle, described roller changes into and can to turn to, that the axle stand of telescoping tube (31) lower head is split, make it to become an independently part axle stand (31a), and establish a hole in the place that telescoping tube (31) lower head lays axle stand, then insert the vertical shaft of the ring draw-in groove on described axle stand (31a), in axle stand (31a), wear wheel shaft (34) again, and set up one wheel pairs (33), and respectively load onto shaft block ring (32), the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, it is characterized in that, described motor (118) is containing centrifugal force angle carbon brush plug (118a), the carbon brush holder (118c) of described motor (118) is provided with the carbon brush plug (118a) of carbon brush, it is diametric(al) along described motor rotor circumference that the putting in of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with stretches out direction, the principal plane that the carbon brush holder (118c) of described motor (118) is provided with the copper sheet of the carbon brush plug (118a) of carbon brush is perpendicular to the diametric(al) of described motor rotor circumference and stretches out direction perpendicular to putting in of carbon brush, accommodation carbon brush and spring put in the principal plane of the copper sheet of carbon brush container and the described carbon brush plug (118a) stretched out by two square hole riveteds, and carbon brush will wear and tear and will to change therefore the monolithic male joint that can not be welded and be provided with described carbon brush plug (118a) is plugged by the general female plug line terminals of the wire connecting motor stator, the loose phenomenon got loose of shake is plugged for preventing from sometimes having, the principle of counter centrifugel is utilized to make it more turn tightlier instead of turn looser and looser, the direction of insertion of the monolithic male joint that described carbon brush plug (118a) is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, or along the diametric(al) perpendicular to described motor rotor circumference of the principal plane of the copper sheet of the carbon brush plug (118a) of described carbon brush with put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush, the blower of the motor of described tool equal pressure angle logatithmic spiral card line seat, be further characterized in that, the carbon brush holder (118c) of described motor (118) is provided with logatithmic spiral card line seat (118cx), to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, the monolithic male joint that described carbon brush plug (118a) is provided with is multiple, described tool equal pressure angle logatithmic spiral card line seat has two.
2. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the direction of insertion of the monolithic male joint (118a1) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with is on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and the diametric(al) perpendicular to described motor rotor circumference and the side putting in the tangential acute angle stretching out direction perpendicular to carbon brush.
3. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the direction of insertion of the monolithic male joint (118a4) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with is on the principal plane of the copper sheet of the carbon brush plug (118a) along described carbon brush and perpendicular to the diametric(al) of described motor rotor circumference and put in the tangential side towards centripetal direction having acute angle of stretching out direction perpendicular to carbon brush.
4. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the direction of insertion of the monolithic male joint (118a2) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a2) is at the upper side perpendicular with the principal plane of described copper sheet.
5. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the direction of insertion of the monolithic male joint (118a3) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, it not centrifugal direction, but centripetal direction stretch out direction and the diametric direction towards the center of circle along described motor rotor circumference by putting in of carbon brush, and described monolithic male joint (118a3) is in the beside perpendicular with the principal plane of described copper sheet.
6. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the direction of insertion of the monolithic male joint (118a5) that the carbon brush plug (118a) of the carbon brush that the carbon brush holder (118c) of described motor (118) is provided with is provided with, be the principal plane of the copper sheet of the carbon brush plug (118a) with described carbon brush have the angle of acute angle and perpendicular to described motor rotor circumference diametric(al) and perpendicular to carbon brush put in stretch out direction tangentially have acute angle 37 degree of angles and towards the side of centripetal direction.
7. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2), the equal everywhere logatithmic spiral of its gabarit tool pressure angle also referred to as a section of cam of equiangular spiral so that the monolithic male joint of handle and described carbon brush plug (118a) is blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs and prevents from sometimes having the phenomenon plugging and shake and fall apart and get loose.
8. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with top rade bayonet socket (118cx1), its oblique angle is beneficial to inlet wire, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 23.7 degree.
9. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, the oral area that described logatithmic spiral card line seat (118cx) is provided with logatithmic spiral card line convex (118cx2) is provided with lower oblique angle bayonet socket (118cx3), its oblique angle makes space up-small and down-big and is beneficial to inlet wire not escape, to prevent from sometimes having plugging being blocked by the rubber strand wire that the general female plug line terminals of the wire being connected motor stator plugs with the monolithic male joint of described carbon brush plug (118a) and to shake the loose phenomenon got loose, its oblique angle gets 23.7 degree.
10. the blower of the motor of tool equal pressure angle logatithmic spiral card line seat according to claim 1 is characterized in that, described logatithmic spiral card line seat (118cx) is provided with breach (118CX4), so that injection mold is easy to inserted through shaping.
CN201510660314.9A 2015-10-13 2015-10-13 Has the blower of the motor of equal pressure angle logatithmic spiral card line seat Active CN105297659B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11434929B2 (en) 2019-08-02 2022-09-06 Techtronic Cordless Gp Blowers having noise reduction features

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Publication number Priority date Publication date Assignee Title
CN214742186U (en) 2020-01-21 2021-11-16 创科无线普通合伙 Blower fan
AU2020286200A1 (en) 2020-01-21 2021-08-05 Techtronic Cordless Gp Power tool having noise reduction features

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JP2003224947A (en) * 2002-01-29 2003-08-08 Sanyo Electric Co Ltd Commutator rotating machine
CN201674374U (en) * 2010-04-29 2010-12-15 中国船舶重工集团公司第七一二研究所 DC motor with low-vibration electric brush system
CN102296555A (en) * 2011-05-24 2011-12-28 宁波大叶园林设备有限公司 Improvement on low-vibration leaf blowing and absorbing machine
CN202157288U (en) * 2011-05-24 2012-03-07 宁波大叶园林设备有限公司 Low-vibration leaf blowing and sucking machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003224947A (en) * 2002-01-29 2003-08-08 Sanyo Electric Co Ltd Commutator rotating machine
CN201674374U (en) * 2010-04-29 2010-12-15 中国船舶重工集团公司第七一二研究所 DC motor with low-vibration electric brush system
CN102296555A (en) * 2011-05-24 2011-12-28 宁波大叶园林设备有限公司 Improvement on low-vibration leaf blowing and absorbing machine
CN202157288U (en) * 2011-05-24 2012-03-07 宁波大叶园林设备有限公司 Low-vibration leaf blowing and sucking machine

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11434929B2 (en) 2019-08-02 2022-09-06 Techtronic Cordless Gp Blowers having noise reduction features

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