CN1783655B - Electric blower and method for constructing the same - Google Patents
Electric blower and method for constructing the same Download PDFInfo
- Publication number
- CN1783655B CN1783655B CN200510128778.1A CN200510128778A CN1783655B CN 1783655 B CN1783655 B CN 1783655B CN 200510128778 A CN200510128778 A CN 200510128778A CN 1783655 B CN1783655 B CN 1783655B
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- drive
- control circuit
- fan
- circuit plate
- windings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
- F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/626—Mounting or removal of fans
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Cooling System (AREA)
- Manufacture Of Motors, Generators (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
Abstract
An electric blower includes a fan section having a fan, a motor section, mechanically connected to the fan to generate airflow, which includes a stator that a plurality of windings are respectively wound, a flame section, configured to support the fan section and the motor section, which has a plurality of airflow opening portions constituting part of an airflow pass from the fan section to the motor section and a drive-control circuit board, located between the fan section and the motor section, which has a drive-control circuit for controlling current supplied to the plurality of windings and further has a plurality of connection terminals each of which has a through hole. To easily connect the end portions of the plurality of windings with the connection terminals of the circuit board respectively, each end portion of the plurality of windings is projected through each through hole of the plurality of connection terminals respectively and the plurality of connection terminals are exposed to the plurality of airflow opening portions of the flame section.
Description
Technical field
The present invention relates in general to electric blower, particularly, relates to a kind of electric blower comprising a Drive and Control Circuit plate.
Background technology
In the electric blower that includes the Drive and Control Circuit plate, the essential maintenance, when this air blast of assembling, carry out the coiling of stator winding and handle in certain space in this space.Particularly, if when the diameter of winding is relatively large, winding being connected with on circuit board may be pretty troublesome.But, in the past, not under the circumstances.
Summary of the invention
Thereby, an object of the present invention is, realize a kind of structure of electric blower, this structure is when assembling during this air blast, can be easy to realize being connected between stator winding and the circuit board.
In order to achieve the above object, electric blower of the present invention comprises: the fan portion with fan; Motor part is used to drive described fan so that produce air-flow, and this motor part comprises the stator of being reeled by a plurality of windings respectively; Frame section is used for supports fans portion and motor part, and this frame section has a plurality of gas flow opening portion, constitutes the current path that leads to motor part from fan portion; And, the Drive and Control Circuit plate, this circuit board is between fan portion and motor part, and has a Drive and Control Circuit, be used to control the electric current of supplying on a plurality of windings, this circuit board further has a plurality of splicing ears, and each of described a plurality of splicing ears all has a through hole; It is characterized in that, under each the end sections state that each the through hole by a plurality of splicing ears stretches out respectively of a plurality of windings, the end sections of a plurality of windings is electrically connected with corresponding splicing ear respectively, and, be exposed at a plurality of splicing ears under the state of a plurality of gas flow opening portion of frame section, the Drive and Control Circuit plate is supported by frame section.
Description of drawings
In conjunction with the drawings to the detailed description of present preferred exemplary embodiment of the present invention, these purposes of the present invention and other purpose and advantage will become more apparent and can be understood easilier, wherein:
Fig. 1 is a decomposition diagram, the electric blower of expression first embodiment according to the invention;
Fig. 2 is an end view, and part is cut the electric blower shown in the ground presentation graphs 1 open;
Fig. 3 a is a plane graph, and expression is used for the framework of first embodiment;
Fig. 3 b is an end view, and part is cut the framework shown in the ground presentation graphs 3a open;
Fig. 4 is a plane graph, represents the Drive and Control Circuit plate that uses among first embodiment;
Fig. 5 is a circuit diagram, represents the Drive and Control Circuit of using among first embodiment;
Fig. 6 a is a plane graph, the framework that has the Drive and Control Circuit plate shown in the presentation graphs 3a and 4;
Fig. 6 b is a plane graph, the opposite side of the framework shown in the presentation graphs 6a;
Fig. 7 is a perspective view, is illustrated in the fixed metal plate that uses among first embodiment;
Fig. 8 is an end view, and part is represented the electric blower according to second embodiment with cutting open; And
Fig. 9 is a plane graph, is illustrated in the framework that has the Drive and Control Circuit plate that uses among second embodiment.
Embodiment
The present invention is now described with reference to the accompanying drawings in more detail.Wherein, similarly parts adopt identical label in the accompanying drawings, thereby no longer repeat its detailed description.
Below with reference to Fig. 1 to Fig. 6 one embodiment of the present of invention are described.
As illustrated in fig. 1 and 2, the electric blower 1 of an embodiment comprises: fan portion 3, motor part 5 and frame section 7.Fan portion 3 comprises the fan guard 312 that is used to produce the fan 311 of air-flow and holds fan 311.Motor part 5 comprises motor 511 and is used for the motor supporting member 512 of supporting motor 511.Both all are assembled in fan portion 3 and motor part 5 on the frame section 7.Frame section 7 comprises framework 711.Shown in Fig. 3 a, framework 711 comprises circular frame part 712 and extends to the cross flank 713 of circular frame part 712, so that form a plurality of gas flow opening portion 714.The Drive and Control Circuit plate 9 that is used for drive motor 511 also is assembled into frame section 7.
In this embodiment, adopt the three-phase brushless DC motor that drives by negative circuit, as motor 511.As everyone knows, a position detection unit is set, is used to detect the position of the rotor of motor.Position detection unit comprises and is installed in epitrochanterian sensor magnet and position detecting element that for example Hall element is used to utilize electromagnetic mode detecting sensor magnet.The detailed structure of position detection unit will be described after a while.
As shown in Figure 2, the stator 513 and the rotor 514 that are fixed on the rotating shaft 516 of motor 511 are contained in the motor supporting member 512, make rotor 514 be positioned at the inside of stator 513.Rotor 514 is formed by a plurality of Si-sheet metal (rotor core) and a plurality of permanent magnets that pile up mutually, shown in permanent magnet be embedded in the rotor individually.Similar with rotor 514, stator 513 is formed by a plurality of Si-sheet metals.Stator 513 comprises the winding 515 of reeling around the bobbin (not shown).Shown in 5, a plurality of winding 515a, 515b and 515c with Y be connected to form U mutually, V mutually with W mutually.An end of each winding 515 couples together usually, so that form a neutral point 517, their other end (being shown in Fig. 1) is handled making it in the inside of motor supporting member 512 upwards (to fan portion 3) and extend.
Motor supporting member 512 has cylindrical wall and the diapire that is connected on this cylindrical wall, makes the air that will come from fan portion 3 absorb the inside of motor 511 by the upper opening of supporting member 512.Lower bearing 13 is set in that upper bearing 11 is set on the framework 711 respectively on motor supporting member 512, each end of the rotating shaft 516 of rotor 514 can be rotated to support on upper and lower bearing 11 and 13.At the core of diapire, have first columnar portion 519, it forms lower shaft bearing 13a, is used to hold lower bearing 13.
In motor 511, with the well-regulated interval at the interval of the magnetic pole that equals rotor 514 a plurality of sensor magnets 520 are set, be used to indicate the position of the magnetic pole of rotor 514.Like this, on the rotating shaft 516 of rotor 514, a plurality of permanent magnets that are embedded in the rotor 514 are arranged, and a plurality of sensor magnet 520, described sensor magnet 520 is provided with the interval of the spacing of the magnetic pole that equals a plurality of permanent magnets.Utilize the position of the magnetic pole of Hall element 521 detecting sensor magnets 520.Sensor circuit board 522 is set on sensor circuit board supporting member 523, and described sensor circuit board supporting member 523 is fixed on the back board 524 of motor supporting member 512.
Shown in Fig. 3 a and 3b, the circular frame part 712 of framework 711 forms cylindrical, and have a diameter greater than the external diameter of motor supporting member 512. in addition, the internal diameter of circular frame part 712 is a bit larger tham the external diameter of motor supporting member 512, thereby the outer wall surface of motor supporting member 512 matches with the inner wall surface of circular frame part 712. as top description, framework 711 has a plurality of gas flow opening 714 (being 4 among Fig. 3 a) of portion. and circular frame part 712 has rear portion plane surface 715 shown in Fig. 3 b, on this surface, form the center of three end differences 716. with the distance that equates at framework 711 along circumferencial direction, form second columnar portion 717, it forms upper axis bearing 11a and hole 718. upper axis bearing 11a hold upper bearing 11.
As shown in Figure 2, at the upside of framework 711, cowling panel 313 is fixed on second column part 717 of framework 711.Fan 311 also is fixed on the rotating shaft 516.Fan guard 312 is fixed firmly on the outer surface of circular frame part 712 of framework 711, so that cover cowling panel 313 and fan 311.
Fan guard 312 is equipped with and opens 315 air inlet 314 in the face of fan, and described fan opening is formed on the core of fan 311, is used for air suction fan 311.In this embodiment, because the external diameter of fan guard 312 is greater than the external diameter of motor supporting member 512, so, produce ladders by fan guard 312 and motor supporting member 512.This ladder is connected by circular frame part 712, so that current path is provided.
As shown in Figure 4, Drive and Control Circuit plate 9 has a plurality of ears 911 (being three in Fig. 4), and each ear is corresponding with the end difference 716 of circular frame part 712, thereby ear 911 is accommodated in the end difference 716.Plate 9 comprises circular base portion 912, and when ear 911 was received into end difference 716 places, described basal part 912 was positioned at the inner space 719 of circular frame part 712.Circular base portion 912 forms central gas stream and opens 913.In circular base portion 912, form three screwed holes 914, and as shown in Figure 2 along circumferencial direction, Drive and Control Circuit plate 9 by distance piece 915 by screw to framework 711, so that between framework 711 and plate 9, form the gap of being scheduled to.
Below, the Drive and Control Circuit on the Drive and Control Circuit plate 9 be formed on electric blower 1 is described with reference to Fig. 5.
The AC current drives that the brushless DC motor of electric blower 1 is produced by negative circuit 15.Negative circuit 15 produces the AC electric current from the power supply that DC power source apparatus 17 provides.The major part of Drive and Control Circuit comprises: the electric blower control unit 19 of the operation of control air blast 1, be used to control the drive circuit 21a to 21f of negative circuit 15, and the power device 23a to 23f that constitutes negative circuit 15, for example, MOS FET (mos field effect transistor).Drive and Control Circuit comprises high-pressure side driving circuit 21a to 21c and low-pressure side drive circuit 21d to 21f.
DC power source apparatus 17 is made of storage battery, as NI-G (NiCd) battery, and Ni-MH battery or lithium ion battery, and provide dc voltage to negative circuit 15.As shown in Figure 5, negative circuit 15 is made of six power device 23a to 23f, and wherein each interconnects in the mode of three phase bridge.Power device 23a to 23f is by the pulse signal operation of electric blower control unit 19 outputs, described air blast control unit 19 mainly is made of microcomputer, thereby drive circuit 21a to 21f is driven by pulse signal, so that provide AC electric current to the winding 515a to 515c of electric blower 1.DC power subsystem 17 can replace storage battery, is made of the rectification source power supply.
As shown in Figure 5, electric blower control unit 19 is connected with operating unit 25, current measuring element 27 and input voltage detecting element 29.The operator can select a required operation (begin, stop or power control, be for example strong or weak) of electric blower 1 by a switch in the selection operation unit 25.Current measuring element 27 detects the electric current that flows in the negative circuit 15, and input voltage detecting unit 29 detects the input voltage that comes from DC power source apparatus 17.Electric blower control unit 19 also is connected with Hall element 521, so that accept the position of magnetic pole information of sensor magnet 520.In this embodiment, also can replace Hall element 521, as the method that detects position of magnetic pole, utilize optical pulse encoder or other method, detect induced voltage in winding 515a, 515b and 515c by the voltage-phase checkout gear, wherein, described alternative method does not illustrate in the accompanying drawings.Winding 515a, 515b and 515c form U mutually, V mutually with W mutually, their ends separately, for example the initiating terminal of winding 515a, 515b and 515c is connected jointly as neutral point, and the other end, it is clearing end, be connected to power device 23a to 23f, as shown in Figure 5, they connect in the mode of three phase bridge.
Describe the current path of electric blower 1 below in detail with reference to Fig. 2.
When the rotating shaft 516 of motor 511 rotates, fan 311 and axle 516 rotation integrally, so that from the outside by air inlet 314 with the inside of air drawn to air blast 1. the air that is drawn in the air blast 1 flows through fan 311 and blows out from a plurality of exhaust outlets 316 of fan 311 along centrifugal direction. the air that comes from exhaust outlet 316 further flows through an opening 317 of plate-like cowling panel 313 and reaches the rear side of plate 313. the rear side of plate 313 is provided with a plurality of arc shaped blade (not shown) that extend to the center of plate 313. the air helically that comes from opening 317 is along the center flow of a plurality of blades to plate 313, thereby the even air ground that blows out from exhaust outlet 316 flows along plate 313. by the air of plate 313 rectifications by a plurality of gas flow opening portions 714 that are arranged on frame section 7 (be shown in Fig. 3 a) and the central gas stream opening 913 of the central part office that is arranged on Drive and Control Circuit plate 9 by as shown in Figure 4 reach air that motor part 5. is directed into motor part 5 is blown out to motor 511 coolings air blast 1 then by a plurality of a plurality of openings 526 that are arranged on motor supporting member 512 bottoms outside.
The number of assembling steps of electric blower 1 is described below with reference to Fig. 1.
The assemble method of the electric blower 1 of an embodiment comprises that four were mainly assembled step.First number of assembling steps is the formation of motor part 5, stator 513 is fixed to the inside of motor supporting member 512.Second number of assembling steps is the formation of rotating part 525, and rotating element, for example rotor 514 are fixed on the rotating shaft 516.The 3rd number of assembling steps is the formation of frame section 7, and Drive and Control Circuit plate 9 is installed on the framework 711.The 4th number of assembling steps is the formation of fan portion 3, assembling fan 311 and cowling panel 313.First to the 4th number of assembling steps will be described below in more detail.
Now first number of assembling steps will be described.As shown in Figure 2, sensor circuit board 522 is installed on the sensor circuit board supporting member 523 securely, then, the rotor 513 that utilizes screw will be wound with winding 515a, 515b and 515c is fixed on the motor supporting member 512.At this moment, regulate each length of the other end 518 of winding 515a, 515b shown in Figure 1 and 515c, make that the length of this end is relatively needed longer than the direction that makes progress, so that can finish assembly operation at an easy rate.
Then, will assemble rotating part 525.Rotor 514, sensor magnet 520, pair of bearings 11 and 13 are assembled on the rotating shaft 516 of motor 511.With rotor 514 and the yoke (not shown) that is used to hold sensor magnet 520 be respectively fixed to rotating shaft 516, then, sensor magnet 520 is installed on the yoke.And then, bearing 11 and 13 is inserted into respectively on the rotating shaft 516.
The 3rd number of assembling steps is described below.Shown in Fig. 6 a, respectively Drive and Control Circuit plate 9 is placed in the inner space 719 of circular frame portion 712 of framework 711, the ear 911 of plate 9 is received in the end difference 716.Then, be inserted in the distance piece 915 by screw being passed screwed hole 914 respectively, Drive and Control Circuit plate 9 be fixed on the framework 711 via distance piece 915.Keep a current path in the inner space 719 of distance piece 915 between circular frame part 712 and Drive and Control Circuit plate 9. Form splicing ear 916a, 916b and 916c between power device 23 respectively, wherein, power device is on the plate 9 that is provided with 120 angles of spending.The other end 518 of winding 515 is connected respectively on corresponding splicing ear 916a, the 916b and 916c.The stationary state of Drive and Control Circuit plate 9 on framework 711 when Fig. 6 b represents from fan portion 3 expressions.Splicing ear 916a, 916b and 916c on the plate 9, the gas flow opening portion 714 from framework 711 comes out respectively.Thereby the people of assembling air blast 1 can see splicing ear 916 by gas flow opening portion 714.
After being fixed to Drive and Control Circuit plate 9 on the framework 711, power device 23 is assembled on the surface of plate 9, shown in Fig. 6 a, the gas flow opening portion 714 of framework 711 is not faced on this surface.
Then, assembling motor portion 5, rotating part 525 and frame section 7.At first, the upper bearing 11 with rotating part 525 is received in the upper axis bearing 11a of framework 711.At this moment, in motor part 5, the through hole (not shown) extension that is arranged on the splicing ear 916 is passed in the other end 518 of each winding 515, and outstanding from framework 711 by the gas flow opening 714 of framework 711.Then, lower bearing 13 is received in the lower shaft bearing 13a of motor supporting member 512.Then, utilize screw that motor part 5 and frame section 7 are firmly fixed into an integral body.
And then, be electrically connected on corresponding terminal 916a, the 916b and 916c from outstanding winding 515a, the 515b of the through hole of splicing ear 916a, 916b and 916c and the other end of 515c respectively.Other end 518 (being three in Fig. 1) regulated, make and observe under the situation of its operation from the gas flow opening portion 714 of framework 711 the operator, control its length and tension force, utilize scolder that other end 518 is electrically connected and is mechanically connected on splicing ear 916a, 916b and the 916c then respectively.Then, the ledge of each end 518 is cut away, finish connection.
As described above such, after being fixed to Drive and Control Circuit plate 9 on the framework 711, the other end 518 of each winding 515 is outstanding by the through hole of the correspondence of splicing ear 916, and is electrically connected on the terminal 916.If use the specification that wherein big electric current flows through the winding 515 of stator 513, then need the relatively large winding of diameter, thereby the assembling of above-described part bothers quite with this meeting that is connected that has the winding of terminal.But, in the above among this embodiment of Miao Shuing, be easy to finish the other end 518 of winding 515 and the connection between the corresponding splicing ear 916, make after Drive and Control Circuit plate 9 is fixed on the framework 711, carry out Connection Step, then other end 518 is inserted in the through hole of splicing ear 916.In addition, can be easy to finish Connection Step.This is because splicing ear 916a, 916b and 916c on the plate 9 come out from the gas flow opening portion 714 of framework 711 respectively, thereby the personnel that carry out attended operation can observe connection work by gas flow opening 714.
At last, as described above such, after motor part 5, rotating part 525 and frame section 7 are assembled into an integral body, assembling fan portion 3.
Utilize screw that cowling panel 313 is fixed on the framework 711 of frame section 7.Fan 311 is installed to securely on the rotating shaft 516 of motor 511.Then, fan guard 312 is fixed firmly on the outer surface of cowling panel 313, finishes the number of assembling steps of electric blower 1, as shown in Figure 2, make cowling panel 313 and fan 311 be covered by fan guard 312.
According to above-described number of assembling steps, because the through hole that the other end 518 of winding 515 is inserted into is arranged on the drive circuit board 9, so, can shorten the access path of the other end of the winding between motor 511 and Drive and Control Circuit plate 9.
In the above among the embodiment of Miao Shuing, being electrically connected between winding 515 and splicing ear 916 circuit board 9 utilizes scolder to carry out.But, also can adopt other method.As shown in Figure 7, can adopt the fixed metal plate 917 that has notch portion 917a in the one side.Fixed metal plate 917 sets in advance on splicing ear 916.The other end 518 of winding 515 is outstanding by the hole on the Drive and Control Circuit plate 9 918, is fixed to then on the notch portion 917a of plate 917.
Second embodiment of various details.In Fig. 8 and 9, in second embodiment, adopt identical label with first embodiment similar elements, thereby, no longer repeat its detailed description.
Fig. 8 is the end view that the part of the electric blower of second embodiment is cut open.Fig. 9 is a plane graph, the example of the internal structure of the part of expression electric blower.
In this embodiment, replace power device 23a, 23b, 23c, 23d, 23e and 23f among Fig. 6 a, adopt each to have power device 23 ' a, 23 ' b, 23 ' c, 23 ' d, 23 ' e and the 23 ' f of a main body and three terminals.When this power device of assembling 23 ', utilize screw the main body of power device 23 ' to be fixed on the surface of circular frame part 712 of framework 711.After the ear 911 with Drive and Control Circuit plate 9 is received in the step portion 716 of circular frame part 712 respectively, power device 23 ' is fixed on the circular frame part 712, so as with the terminal position of each power device 23 ' to each splicing ear (not shown) place that is arranged on the plate 9.Utilize scolder that each terminal of power device is electrically connected and is mechanically connected on each splicing ear.
In the above among second embodiment of Miao Shuing, after being mechanically secured to power device 23 ' on the framework 711, thereby utilize scolder that each terminal of filter element 23 ' is connected on the Drive and Control Circuit plate 9., terminal to power device 23 ' can not apply mechanical stress. in addition, because each power device 23 ' is fixed directly on the framework 711, so, the thermal radiation meeting that comes from power device 23 ' increases, and because power device 23 ' is not subjected to the adverse effect of the air-flow in the air blast 1, so, the loss of current path can be reduced to Min..
On regard to certain embodiments invention has been described.But,, will be clearly based on other form of implementation of principle of the present invention for those skilled in the art.This form of implementation is also included within the scope of claim.
Claims (4)
1. electric blower comprises:
Fan portion with fan;
Motor part is used to drive described fan so that produce air-flow, and this motor part comprises the stator of being reeled respectively by a plurality of windings;
Frame section is used for supports fans portion and motor part, and this frame section has a plurality of gas flow opening portion, constitutes the current path that leads to motor part from fan portion; And
The Drive and Control Circuit plate, this circuit board and has Drive and Control Circuit between fan portion and motor part, be used to control the electric current of supplying on a plurality of windings, this circuit board further has a plurality of splicing ears, and each of described a plurality of splicing ears all has a through hole;
It is characterized in that, each end sections at a plurality of windings is outstanding and arrive under the state of fan portion side of described Drive and Control Circuit plate by each through hole of a plurality of splicing ears respectively, being electrically connected with corresponding splicing ear respectively of a plurality of windings towards the end sections of described fan portion, and, be exposed at a plurality of splicing ears under the state of a plurality of gas flow opening portion of frame section, the Drive and Control Circuit plate is supported by frame section.
2. electric blower as claimed in claim 1, it is characterized in that, frame section has the circular frame part, and the Drive and Control Circuit of Drive and Control Circuit plate comprises a plurality of power devices, each described power device has main body and is used to switch the terminal of the electric current that is supplied to a plurality of windings, the main body of each power device is fixed on the circular frame part, and the terminal of a plurality of power devices is electrically connected on the splicing ear of correspondence of Drive and Control Circuit plate.
3. method of assembling electric blower, described electric blower comprises: fan portion, have the motor part of the stator of being reeled respectively by a plurality of windings, and the frame section with framework and Drive and Control Circuit plate, said method comprising the steps of:
Be exposed at a plurality of splicing ears that are arranged on the drive circuit board under a plurality of gas flow openings state partly of frame section, utilize frame support Drive and Control Circuit plate;
Make each end sections towards described fan portion of a plurality of windings outstanding by each through hole, wherein, described through hole is formed on each splicing ear of circuit board;
Motor part is fixed on the frame section; And
When gas flow opening is partly regulated, at the fan portion side place of described Drive and Control Circuit plate, each end sections of a plurality of windings that will arrive the fan portion side of described Drive and Control Circuit plate respectively is connected with each splicing ear of circuit board.
4. method as claimed in claim 3 is characterized in that the Drive and Control Circuit plate comprises a plurality of power devices, and each of described power device comprises main body and electric terminal, and described method further may further comprise the steps:
The main body of each power device is fixed on the framework of frame section; And
After the main body with power device is fixed on the framework, each electric terminal of power device is electrically connected with the splicing ear of Drive and Control Circuit plate.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004352044A JP2006161620A (en) | 2004-12-03 | 2004-12-03 | Motor-driven blower and assembling method thereof |
| JP2004-352044 | 2004-12-03 | ||
| JP2004352044 | 2004-12-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1783655A CN1783655A (en) | 2006-06-07 |
| CN1783655B true CN1783655B (en) | 2010-05-05 |
Family
ID=36574427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200510128778.1A Active CN1783655B (en) | 2004-12-03 | 2005-12-02 | Electric blower and method for constructing the same |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20060120887A1 (en) |
| JP (1) | JP2006161620A (en) |
| CN (1) | CN1783655B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP5204554B2 (en) * | 2008-05-27 | 2013-06-05 | 日本電産テクノモータ株式会社 | motor |
| IT1393195B1 (en) * | 2008-12-22 | 2012-04-11 | Fandis S P A | FAN UNIT FOR FUME EXTRACTION, IN PARTICULAR FOR PELLET STOVE |
| EP2169236B1 (en) * | 2008-09-24 | 2012-07-04 | Fandis S.p.A. | Fan assembly for extracting fumes, in particular for a pellet stove |
| JP5173987B2 (en) * | 2009-11-10 | 2013-04-03 | 三菱電機株式会社 | Brushless DC motor drive circuit, brushless DC motor and equipment |
| JP2012135213A (en) * | 2012-04-13 | 2012-07-12 | Mitsubishi Electric Corp | Brushless dc motor and apparatus |
| USD761410S1 (en) * | 2013-09-11 | 2016-07-12 | Alvimar-Global | Blower with integrated base |
| KR20180037077A (en) * | 2014-06-19 | 2018-04-10 | 젠썸 오토모티브 시스템스 (차이나) 리미티드 | Air mover circuitry and compliant member |
| JP6582568B2 (en) * | 2014-07-31 | 2019-10-02 | 株式会社デンソー | DRIVE DEVICE AND ELECTRIC POWER STEERING DEVICE USING THE SAME |
| JP2016044587A (en) * | 2014-08-22 | 2016-04-04 | パナソニックＩｐマネジメント株式会社 | Electric blower and vacuum cleaner using the same |
| CN105846609B (en) * | 2016-05-18 | 2018-11-30 | 苏州爱普电器有限公司 | Vacuum motor |
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| US4773829A (en) * | 1986-09-10 | 1988-09-27 | Etudes Techniques Et Representations Industrielles E.T.R.I. | Centrifugal fan driven by an electronic-commutation direct-current motor |
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| DE9012087U1 (en) * | 1990-08-22 | 1992-01-02 | Papst-Motoren Gmbh & Co Kg, 7742 St Georgen, De | |
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2004
- 2004-12-03 JP JP2004352044A patent/JP2006161620A/en active Pending
-
2005
- 2005-11-22 US US11/283,763 patent/US20060120887A1/en not_active Abandoned
- 2005-12-02 CN CN200510128778.1A patent/CN1783655B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4773829A (en) * | 1986-09-10 | 1988-09-27 | Etudes Techniques Et Representations Industrielles E.T.R.I. | Centrifugal fan driven by an electronic-commutation direct-current motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006161620A (en) | 2006-06-22 |
| CN1783655A (en) | 2006-06-07 |
| US20060120887A1 (en) | 2006-06-08 |
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Effective date of registration: 20160919 Address after: Tokyo, Japan Patentee after: TOSHIBA LIFESTYLE PRODUCTS & SERVICES CORPORATION Address before: Tokyo, Japan, Japan Patentee before: Toshiba-tec K. K. |