CN100391086C - Stator of rotating electrical machine - Google Patents

Stator of rotating electrical machine Download PDF

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Publication number
CN100391086C
CN100391086C CNB2005100646113A CN200510064611A CN100391086C CN 100391086 C CN100391086 C CN 100391086C CN B2005100646113 A CNB2005100646113 A CN B2005100646113A CN 200510064611 A CN200510064611 A CN 200510064611A CN 100391086 C CN100391086 C CN 100391086C
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China
Prior art keywords
coil portion
bonding conductor
coil
stator
connector
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Expired - Fee Related
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CNB2005100646113A
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Chinese (zh)
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CN1790873A (en
Inventor
前嶋康宏
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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  • Windings For Motors And Generators (AREA)

Abstract

To provide a stator of a dynamo-electric machine improving the efficiency for connecting coils. A plurality of coil bobbins 4 are installed to an annular stator core 1. Each coil 5 is arranged at the external periphery of each coil bobbin 4. The coils 5 are connected to one another by inter-coil connecting bodies 10. Each of the inter-coil connecting bodies 10 comprises a plurality of phase connecting conductors 18a, 18b, 18c and 18d that connect the coils at each phase, and an insulating molded material 19. The phase connecting conductors 18a, 18b, 18c and 18d are integrated by the insulating molded material 19.

Description

The stator of electric rotating machine
Technical field
The present invention relates to the stator of the interconnective electric rotating machine of a kind of a plurality of winding portions.
Background technology
In installing, a plurality of drum stands are installed in circular stator core in the past.On each drum stand, be wound with stator winding.The beginning volume end and the end volume end of each stator winding are fixed on the flange of each drum stand.On the flange of drum stand, be placed with the terminal block that becomes cylindric formation with the insulation division material.
Be provided with a plurality of circular-arc grooves with on the drum stand opposition side end face of terminal block, becoming concentric shape.Be provided with on the drum stand side end face of terminal block a plurality of be located at drum stand opposition side end face on the inserting hole that is communicated with of each groove.Inserting hole is configured in the position of the beginning volume end and the end volume end of stator winding.
Embedding in each groove has circular-arc each to use conductive component mutually.Each is outstanding from inserting hole in the position that is provided with inserting hole with conductive component mutually.Should each use of the radial direction bending of the ledge of conductive component mutually to stator.Crooked each held by the beginning volume end and the end volume of conducting stator winding with conductive component, interconnects with a plurality of stator winding (can with reference to patent documentation 1).
Patent documentation 1: Japanese kokai publication hei 11-18345 communique
In the stator of described electric rotating machine in the past, with a plurality of each embed with conductive component in the groove be located on the terminal block and crooked from outstanding each of inserting hole with conductive component etc., must assemble the miscellaneous operation that is used to connect the parts between each stator winding.
Summary of the invention
The present invention proposes in order to solve described problem the beginning, and its purpose is, a kind of stator that can improve the electric rotating machine of the connection operating efficiency between each coil portion is provided.
The stator of electric rotating machine of the present invention comprises: a plurality of drum stand installation portions circumferentially are being spaced from each other the circular stator core that is provided with at interval; Be installed in a plurality of drum stands on each drum stand installation portion; Be located at the coil portion of the periphery of each drum stand; And connector between coil portion, between this coil portion connector have into circular configuration, by a plurality of phase place bonding conductors that are connected between the coil portion, with cover the phase place bonding conductor by integral body and carry out incorporate mold insulation spare, each drum stand is provided with the axially outstanding jut towards stator core, connector is provided with the jut patchhole that inserts jut between coil portion, connector fixes drum stand by make the terminal part distortion of jut after jut is inserted the jut patchhole between coil portion.
The stator of electric rotating machine of the present invention, a plurality of drum stand installation portions circumferentially are being spaced from each other the circular stator core that is provided with at interval; Be installed in a plurality of drum stands on each drum stand installation portion; Be located at the coil portion of the periphery of each drum stand; And connector between coil portion, between this coil portion connector have into circular configuration, by a plurality of phase place bonding conductors that are connected between the coil portion, with cover the phase place bonding conductor by integral body and carry out incorporate mold insulation spare, on each drum stand, be provided with axially outstanding claw to stator core, on connector between coil portion, be provided with the claw patchhole that tangles claw, connector inserts in the hole by claw is hung over claw between coil portion, is installed on the drum stand.
Stator according to electric rotating machine of the present invention, because connector has by a plurality of phase place bonding conductors that are connected between the coil portion between coil portion, with cover the phase place bonding conductor by integral body and carry out incorporate mold insulation spare, therefore do not need to carry out for example a plurality of phase place bonding conductors to be embedded into the medium operation of groove respectively, can improve the connection operating efficiency between each coil portion.
Description of drawings
Fig. 1 is the front view that expression is equipped with the rotary electric machine of connector between the coil portion of embodiment of the present invention 1.
Fig. 2 is the key diagram of the stator structure in the I zone of presentation graphs 1.
Fig. 3 is the profile along the II-II line of Fig. 2.
Fig. 4 is the profile along the III-III line of Fig. 2.
Fig. 5 is the profile along the IV-IV line of Fig. 2.
Fig. 6 is the profile along the V-V line of Fig. 2.
Fig. 7 is the structure key diagram that is illustrated in coil bonding conductor moulded parts in the VI zone of Fig. 1.
Fig. 8 is the profile along the VII-VII line of Fig. 7.
Fig. 9 is the profile along the VIII-VIII line of Fig. 7.
Figure 10 is the profile along the IX-IX line of Fig. 7.
Figure 11 is the profile along the X-X line of Fig. 2, is the key diagram that is illustrated in the state when disposing coil bonding conductor moulded parts on the drum stand.
Figure 12 is the profile along the X-X line of Fig. 2, is the key diagram of the state of expression when being fixed on coil bonding conductor moulded parts on the drum stand.
Figure 13 is the part sectioned view along the XI-XI line of Fig. 2.
Figure 14 is the profile of the coupling part of expression drum stand of embodiments of the present invention 2 and coil bonding conductor moulded parts.
Figure 15 is the key diagram of structure of the rotary electric machine of expression embodiments of the present invention 3.
Figure 16 is the part sectioned view of the phase place bonding conductor connecting portion of expression embodiments of the present invention 4.
Figure 17 is the profile of coupling part of the trunk line splicing ear of expression embodiments of the present invention 5.
Symbol description
1: stator core; 1a: rear of core (core back); 1b: magnetic pole; 4,40: drum stand; 4b: jut; 5: coil portion; 10: connector between coil portion; 11,12,41,42: coil bonding conductor moulded parts; 15: trunk line; 16: external connection terminals; 18a~18d: phase place bonding conductor; 19: mold insulation spare; 33: rivet; 35a: jut patchhole; 40: claw; 41a: claw patchhole.
Embodiment
With reference to the accompanying drawings, describe implementing best mode of the present invention.
(execution mode 1)
Fig. 1 is the front view that the stator of the electric rotating machine of the state of connector between the coil portion of embodiments of the present invention 1 has been installed in expression.Fig. 2 is the key diagram of the stator structure in the I zone of presentation graphs 1.The stator of the electric rotating machine in this example is the stator that is supplied to the motor use of three-phase (U phase, V phase, W phase) alternating current.
In the drawings, stator core 1 has circular rear of core 1a and a plurality of magnetic pole (drum stand installation portion) 1b.Rear of core 1a forms by stacked silicon steel sheet.It is outstanding to the internal diameter direction of rear of core 1a from rear of core 1a that each magnetic pole 1b is spaced from each other equal intervals.
Be separately installed with drum stand 4 on each magnetic pole 1b.Drum stand 4 utilizes insulative resin to constitute.On the periphery of each drum stand 4, be respectively equipped with coil portion 5.Coil portion 5 utilizes insulation to coat the copper cash formation.
At this, each rear of core 1a utilizes a plurality of laminations to constitute.Each lamination is connected the outside diameter at the not shown back side of rear of core 1a.In addition, between each lamination, be provided with slit.Magnetic pole 1b is connected with lamination.At first, with rear of core 1a under the state that stretches on the operation post, drum stand is installed on the magnetic pole 1b, be provided with coil portion 5 in the periphery of this drum stand 4.Then, circular by rear of core 1a is bent to, make that slit between each lamination is mutually airtight to form stator core 1.
Each coil portion 5 is pressed U usefulness, V usefulness, the W order division of usefulness mutually mutually mutually.Be that coil portion 5 has U and uses coil portion Cw1~Cw12 with coil portion Cv1~Cv12 mutually with W mutually with coil portion Cu1~Cu12, V mutually.
In addition, each coil portion 5 has the power supply that is connected with mains side and connects the lead-in wire lead-in wire that is connected with the neutrality that is connected with neutrality.That is, U has power supply with coil portion Cu1~Cu12 mutually and connects lead-in wire Tu11~Tu121, and lead-in wire Tu12~Tu122 is connected with neutrality.Identical therewith, V has power supply with coil portion Cv1~Cv12 mutually and connects lead-in wire Tv11~Tv121, lead-in wire Tv12~the Tv122 that is connected with neutrality, W has power supply with coil portion Cw1~Cw12 mutually and connects lead-in wire Tw11~Tw121, and the Tw12~Tw122 that goes between is connected with neutrality.
In the axial end side of stator core 1, dispose connector 10 between the circular coil portion that is connected between each coil portion 5.The internal diameter of connector 10 is greater than the internal diameter of stator core 1 between coil portion.In addition, between coil portion the external diameter of connector 10 less than the external diameter of stator core 1.
Connector 10 is made of the circumferential interconnective a plurality of circular-arc coil bonding conductor moulded parts 11,12 in stator core between coil portion.That is, connector 10 is divided by impartial along the circumferential of stator core 1 between coil portion.Coil bonding conductor moulded parts 12 is connected with external connection terminals 16 by a plurality of trunk lines 15.Though not shown, but external connection terminals 16 is located at the outside of motor and is connected with power supply as external circuit.
On coil bonding conductor moulded parts 11,12, be connected with each U of 1 mutually with, V uses mutually and the W coil portion 5 of usefulness mutually.That is, on a coil bonding conductor moulded parts 11,12, be connected with 3 coil portions 5.
Each coil bonding conductor moulded parts 11,12 has: be used for using phase place bonding conductor 18a mutually by the neutrality of each coil portion 5 that is connected, U uses phase place bonding conductor 18b mutually, V uses phase place bonding conductor 18c mutually, W uses phase place bonding conductor 18d mutually, with cover by integral body these each mutually the phase place bonding conductor 18a~18d of usefulness carry out incorporate mold insulation spare 19.Respectively the phase place bonding conductor 18a~18d of usefulness is banded copper coin mutually.
Interconnect by phase place bonding conductor connecting portion 25 between phase place bonding conductor 18a~18d that the homophase that comprises in each coil bonding conductor moulded parts 11,12 is used.By utilizing phase place bonding conductor connecting portion 25 to interconnect each phase place bonding conductor 18a~18d that homophase is used, form connector 10 between coil portion.
Neutrality is mutually with being connected with a plurality of neutral line splicing ears 20 on the phase place bonding conductor 18a.Be connected with neutrality lead-in wire Tu12~Tu122, Tv12~Tv122, Tw12~Tw122 of each neutral line splicing ear 20 is connected respectively.That is, neutrality is passed through a plurality of neutral line splicing ears 20 with phase place bonding conductor 18a mutually, and be connected with neutrality lead-in wire Tu12~Tu122, Tv12~Tv122, Tw12~Tw122 are connected respectively.In addition, all coil portions 5 connect with phase place bonding conductor 18a mutually with neutrality.
In addition, use phase place bonding conductor 18a identical mutually with neutrality, U uses splicing ear 21 with phase place bonding conductor 18b by a plurality of U mutually mutually, lead-in wire Tu11~the Tu121 that is connected with U is connected respectively, V uses splicing ear 22 with phase place bonding conductor 18c by a plurality of V mutually mutually, lead-in wire Tv11~the Tv121 that is connected with V is connected respectively, and W uses splicing ear 23 with phase place bonding conductor 18d by a plurality of W mutually mutually, is connected lead-in wire Tw11~Tw121 with power supply and connects respectively.
Next, Fig. 3 is the profile along the II-II line of Fig. 2.In the drawings, the terminal part at neutral line splicing ear 20 is provided with lead-in wire connecting portion 30.Lead-in wire connecting portion 30 is outstanding to the external diameter direction of stator core 1 from mold insulation spare.Lead-in wire connecting portion 30 is provided with lead-in wire patchhole 30a.In addition, from stator core 1 axially see neutral line splicing ear 20 time, lead-in wire connecting portion 30 is outstanding to the external diameter direction of stator core 1 from drum stand 4.
On the periphery of drum stand 4, be provided with lead-in wire in external diameter direction side and keep groove 4a to stator core 1.Neutrality is connected lead-in wire Tw22 from lead-in wire maintenance groove 4a axially giving prominence to stator core 1.In addition, the neutrality lead-in wire Tw22 that is connected is inserted among the lead-in wire patchhole 30a.And neutrality is connected after lead-in wire Tw22 inserts lead-in wire patchhole 30a, for example is fixed on the lead-in wire connecting portion 30 by solder etc.In addition, the neutrality neutrality of lead-in wire beyond the Tw22 structure of lead-in wire Tu12~Tu122, Tv12~Tv122, Tw12, the Tw32~Tw122 part lead-in wire Tw22 structure partly that is connected with above-mentioned neutrality that is connected that is connected is identical.
Next, Fig. 4 is the profile along the III-III line of Fig. 2.Fig. 5 is the profile along the IV-IV line of Fig. 2.Fig. 6 is the profile along the V-V line of Fig. 2.In the drawings, U phase, V phase and W phase power supply separately are connected lead-in wire Tu11~Tu121, Tv11~Tv121, Tw11~Tw121 structure partly is identical with the structure of the lead-in wire Tw22 part that is connected with above-mentioned neutrality.
Next, Fig. 7 is the structure key diagram that is illustrated in the coil bonding conductor moulded parts in the VI zone of Fig. 1.In the drawings, each is mutually with being separately installed with trunk line splicing ear 31 on phase place bonding conductor 18b~18d.In addition, crimp type terminal 15a is installed on the two ends of each trunk line 15.The crimp type terminal 15a of one end is connected with trunk line splicing ear 31.The crimp type terminal 15a of the other end is connected with external connection terminals 16.
Next, Fig. 8 is the profile along the VII-VII line of Fig. 7.Fig. 9 is the profile along the VIII-VIII line of Fig. 7.Figure 10 is the profile along the IX-IX line of Fig. 7.In the drawings, on the terminal part of trunk line splicing ear 31, be provided with trunk line connecting portion 32.Trunk line connecting portion 32 is outstanding to the external diameter direction of stator core 1 from mold insulation spare 19.32 bendings of trunk line connecting portion are to stator core 1 side.That is, trunk line connecting portion 32 cross sections are L word shape.On the trunk line connecting portion 32, be provided with trunk line connection hole 32a.
When trunk line splicing ear 31 was connected with trunk line 15, trunk line connected with the hole of hole 32a and crimp type terminal 15a overlapped, inserts rivet 33 and fix in this overlapping hole.
Next, Figure 11 is the profile along the X-X line of Fig. 2, is the key diagram that is illustrated in the state when disposing coil bonding conductor moulded parts on the drum stand.In the drawings, be provided with axially outstanding jut 4b at the flange part of drum stand 4 to stator core 1.On coil bonding conductor moulded parts 11, be provided with to the outstanding drum stand connecting portion 35 of the external diameter direction of stator core 1.Sending out on the drum stand connecting portion 35 has the jut patchhole 35a that inserts jut 4b.Jut 4b is inserted among the jut patchhole 35a.
Next, Figure 12 is the profile along the X-X line of Fig. 2, is the key diagram of the state of expression when being fixed on coil bonding conductor moulded parts on the drum stand.In the drawings, coil bonding conductor moulded parts 11 is fixed on the drum stand 4.When coil bonding conductor moulded parts 11 was fixed on the drum stand 4, after jut 4b being inserted among the jut patchhole 35a, the end of jut 4b for example was applied in ultrasonic waves vibration etc. and is heated and produces distortion.In addition, coil bonding conductor moulded parts 12 is supported on by on the coil bonding conductor moulded parts 11 by being connected with adjacent coil bonding conductor moulded parts 11.
Next, Figure 13 is the part sectioned view along the XI-XI line of Fig. 2.In the drawings, to terminal part, be provided with connecting hole 36 in neutrality with phase place bonding conductor 18a.When connecting between the adjacent coil bonding conductor moulded parts 11,12, the neutrality between the adjacent homophase uses the connecting hole of phase place bonding conductor 18a overlapping mutually, inserts rivet 33 and fix in this connecting hole 36.Rivet 33 all uses copper to make material with phase place bonding conductor 18a~18d.
Identical therewith, between each coil bonding conductor moulded parts 11,12, neutral mutually with beyond the phase place bonding conductor 18a respectively mutually with between phase place bonding conductor 18b~18d by rivet 33 by being connected to each other mutually.
The stator of such electric rotating machine, because connector 10 has by a plurality of phase place bonding conductor 18a~18d that respectively use mutually that are connected between the coil portion 5 between coil portion, with cover these phase place bonding conductors 18a~18d by integral body and carry out incorporate mold insulation spare 19, therefore, therefore do not need to carry out for example each to be embedded into the medium operation of groove respectively with phase place bonding conductor 18a~18d mutually, can improve the connection operating efficiency between each coil portion.
In addition, for being that each is embedded into structure in the groove respectively with phase place bonding conductor 18a~18d mutually as in the past, because phase place bonding conductor 18a~18d exposes at the peristome of groove, therefore groove must be opened very dark in order to prevent that phase place bonding conductor 18a~18d from contacting with miscellaneous part, but because phase place bonding conductor 18a~18d is covered by mold insulation spare 19, therefore can not contact, can make between coil portion to connect with other parts.And vertical degree of depth of the no machine room body 10 in elevator traction machine is arranged at hoistway is less.That is, can make the size of motor less.Therefore, for example when using the stator of this example in the motor at elevator traction machine, can dwindle the space that is provided with of elevator traction machine,, can further effectively dwindle hoistway and in building, the space is set particularly for the machine-roomless lift that traction machine is set in hoistway.
And, in the past, must prepare to be used for the big finishing die of connector 10 integral body between processing coil portion, but because connector 10 is to be made of the circumferential interconnective a plurality of circular-arc coil bonding conductor moulded parts 11,12 in stator core 1 between coil portion, therefore can make the finishing die of connector 10 between processing coil portion less, can make manufacturing cost more cheap.
Also have, when coil bonding conductor moulded parts 11,12 connects,, therefore can realize little space, high-intensity connection because the phase place bonding conductor 18a~18d between the homophase interconnects by rivet 33.That is, when having electric current to flow through among phase place bonding conductor 18a~18d, phase place bonding conductor 18a~18d produces electric and magnetic oscillation, and the connection between phase place bonding conductor 18a~18d can be born this vibration.
In addition, because coil bonding conductor moulded parts 11 produces distortion by the end of the jut 4b of insertion jut patchhole 35a, be fixed on the drum stand 4, therefore do not need preparation in addition to be used for the part that coil bonding conductor moulded parts 11 is fixed on the drum stand 4, and can more easily fix.
In addition, general according to different motor technology specifications and the installation site of external connection terminals 16 is different, but because coil bonding conductor moulded parts 12 and external connection terminals 16 interconnect by trunk line, therefore, also can not change the structure of coil bonding conductor moulded parts 12 and adjust adaptation by the length that changes trunk line 15 even the installation site of external connection terminals 16 changes.
In addition, because lead-in wire connecting portion 30 and trunk line connecting portion 32 are outstanding to the external diameter direction of stator core 1 from mold insulation spare 19, therefore be convenient to carry out the insertion and the operation of fastening means class, can easily carry out the wiring operation, can improve the reliability of wiring part.
(execution mode 2)
Next, Figure 14 is the profile of the coupling part of expression drum stand of embodiment of the present invention 2 and coil bonding conductor moulded parts.In execution mode 1, the terminal part of jut 4b by inserting jut patchhole 35a produces distortion, coil bonding conductor moulded parts 11 is fixed on the drum stand 4, in present embodiment 2, the claw 40a of the flange part by being located at drum stand 40 tangles the claw patchhole 41a that is located on the coil bonding conductor moulded parts 41, and coil bonding conductor moulded parts 41 is installed on the drum stand 40.Other structures are identical with execution mode 1.
In the stator of such electric rotating machine, because by tangle claw patchhole 41a with claw 40a, coil bonding conductor moulded parts 41 is installed on the drum stand 40, therefore on the basis of the effect of execution mode 1, operation that coil bonding conductor moulded parts 41 is fixed on the drum stand 40 can be more easily be used for, operating efficiency can be improved.
(execution mode 3)
Next, Figure 15 is the key diagram of structure of the rotary electric machine of expression embodiments of the present invention 3.In execution mode 1, on coil bonding conductor moulded parts 11,12, be connected with each adjacent U of 1 mutually with, V uses mutually and the W coil portion 5 of usefulness mutually, and in execution mode 3, on coil bonding conductor moulded parts 42, be connected with 2 groups of adjacent U mutually with, V uses mutually and the W coil portion 5 of usefulness mutually.That is, under the state that has 2 coil bonding conductor moulded parts 11,12, produce.Other structures are identical with execution mode 1.
In the stator of such electric rotating machine, owing under the state that has 2 coil bonding conductor moulded parts 11,12, produce, therefore on the basis of the effect of execution mode 1, the connection operation that can omit coil bonding conductor moulded parts 11,12 can further improve operating efficiency.
In addition, in execution mode 3, the group number of the coil portion 5 that is connected with coil bonding conductor moulded parts 42 is not defined as 2 groups, and its group number is arbitrarily.In addition, for example under the little situation of the external diameter of stator core 1,1 coil bonding conductor moulded parts can constitute connector between coil portion, can be connected with all coil portions on this 1 coil bonding conductor moulded parts.
(execution mode 4)
Next, Figure 16 is the part sectioned view of the phase place bonding conductor connecting portion of expression embodiment of the present invention 4.In execution mode 1, phase place bonding conductor 18a~18d between the homophase utilizes rivet 33 to interconnect, and in this execution mode 4, phase place bonding conductor 18a~18d between the homophase bends to L word shape, its end is in contact with one another, crimping sleeve 45 is inserted this crooked end, connect by pushing this crimping sleeve.And, the part that contacts between the end of welding phase place bonding conductor 18a~18d.Other structures are identical with execution mode 1.
The method of attachment of such phase place bonding conductor 18a~18d also can be attained at the identical effect of execution mode 1.
(execution mode 5)
Next, Figure 17 is the profile of coupling part of the trunk line splicing ear of expression embodiments of the present invention 5.In execution mode 1, trunk line splicing ear 31 utilizes rivet 33 to be connected with trunk line 15, and in execution mode 5, trunk line 15 utilizes bolt, nut 46 to be fixed on the trunk line splicing ear 31.Other structures are identical with execution mode 1.
Such trunk line splicing ear 31 and the fixing means of trunk line 15 also can obtain the effect identical with execution mode 1.
In addition, in execution mode 1~5, the situation of the corresponding three phase mains of the stator of electric rotating machine is illustrated, but the number of phases is not limited to three-phase, also can be corresponding heterogeneous.That is, the quantity of phase place bonding conductor is not limited to 4, according to the motor technology specification, can be 2,3, more than 5 or 5.
In addition, the stator of electric rotating machine is illustrated as motor stator, but also can be used for generator.

Claims (8)

1. the stator of an electric rotating machine has:
Circular stator core, a plurality of drum stand installation portions upwards are being spaced from each other setting at interval its week;
Be installed in a plurality of drum stands on described each drum stand installation portion;
Be located at the coil portion of the periphery of described each drum stand;
Connector between coil portion, between this coil portion connector have into circular configuration, by a plurality of phase place bonding conductors of described each coil portion that is connected, and cover described phase place bonding conductor by integral body and carry out incorporate mold insulation spare,
It is characterized in that,
Described each drum stand is provided with the axially outstanding jut towards described stator core,
Connector is provided with the jut patchhole that inserts described jut between described coil portion,
Connector fixes described drum stand by make the terminal part distortion of described jut after described jut is inserted described jut patchhole between described coil portion.
2. the stator of electric rotating machine according to claim 1 is characterized in that, connector is made of the interconnective a plurality of circular-arc coil bonding conductor moulded parts that makes progress in the week in described stator core between described coil portion.
3. the stator of electric rotating machine according to claim 2 is characterized in that, the described phase place bonding conductor between the homophase that comprises in described each coil bonding conductor moulded parts interconnects by rivet.
4. according to the stator of any described electric rotating machine in the claim 1~3, it is characterized in that also having:
The external connection terminals that is connected with external circuit; With
The trunk line that connects connector and described external connection terminals between described coil portion.
5. the stator of an electric rotating machine has:
Circular stator core, a plurality of drum stand installation portions upwards are being spaced from each other setting at interval its week;
Be installed in a plurality of drum stands on described each drum stand installation portion;
Be located at the coil portion of the periphery of described each drum stand;
Connector between coil portion, between this coil portion connector have into circular configuration, by a plurality of phase place bonding conductors of described each coil portion that is connected, and cover described phase place bonding conductor by integral body and carry out incorporate mold insulation spare,
It is characterized in that,
On described each drum stand, be provided with axially outstanding claw to described stator core,
On connector between described coil portion, be provided with the claw patchhole that tangles described claw,
Connector inserts in the hole by described claw is hung over described claw between described coil portion, is installed on the described drum stand.
6. the stator of electric rotating machine according to claim 5 is characterized in that, connector is made of the interconnective a plurality of circular-arc coil bonding conductor moulded parts that makes progress in the week in described stator core between described coil portion.
7. the stator of electric rotating machine according to claim 6 is characterized in that, the described phase place bonding conductor between the homophase that comprises in described each coil bonding conductor moulded parts interconnects by rivet.
8. according to the stator of any described electric rotating machine in the claim 5~7, it is characterized in that also having:
The external connection terminals that is connected with external circuit; With
The trunk line that connects connector and described external connection terminals between described coil portion.
CNB2005100646113A 2004-12-14 2005-04-15 Stator of rotating electrical machine Expired - Fee Related CN100391086C (en)

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JP2004360687A JP2006174547A (en) 2004-12-14 2004-12-14 Stator of dynamo-electric machine
JP2004360687 2004-12-14

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CN100391086C true CN100391086C (en) 2008-05-28

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JP2012080602A (en) * 2010-09-30 2012-04-19 Hitachi Car Eng Co Ltd Brushless motor, and method of manufacturing the same
JP2012110188A (en) * 2010-11-19 2012-06-07 Nippon Densan Corp Intermediate connection member, stator, and motor
JP5673021B2 (en) * 2010-11-25 2015-02-18 トヨタ自動車株式会社 Rotating electric machine stator
JP5789570B2 (en) * 2012-07-03 2015-10-07 アイシン・エィ・ダブリュ株式会社 Stator
EP3079233A4 (en) * 2013-12-03 2017-10-04 Hitachi Metals, Ltd. Electric power collection/distribution ring and electric motor
WO2015083229A1 (en) * 2013-12-03 2015-06-11 日立金属株式会社 Electric power collection/distribution ring and electric motor
JP7029603B2 (en) * 2016-12-27 2022-03-04 パナソニックIpマネジメント株式会社 Motor and blower using it

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US20040070293A1 (en) * 2002-08-29 2004-04-15 Honda Giken Kogyo Kabushiki Kaisha Lead frame and distributing part using same
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CN1550058A (en) * 2001-09-03 2004-11-24 ���\�й�ҵ��ʽ���� Collecting and distributing ring for rotary electric machine stator
US20040070293A1 (en) * 2002-08-29 2004-04-15 Honda Giken Kogyo Kabushiki Kaisha Lead frame and distributing part using same

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