CN113595298B - Wiring assembly for stator winding, stator with wiring assembly, and motor - Google Patents
Wiring assembly for stator winding, stator with wiring assembly, and motor Download PDFInfo
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- CN113595298B CN113595298B CN202110957727.9A CN202110957727A CN113595298B CN 113595298 B CN113595298 B CN 113595298B CN 202110957727 A CN202110957727 A CN 202110957727A CN 113595298 B CN113595298 B CN 113595298B
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- connecting piece
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/50—Fastening of winding heads, equalising connectors, or connections thereto
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/34—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
- H02K3/345—Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation between conductor and core, e.g. slot insulation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/32—Windings characterised by the shape, form or construction of the insulation
- H02K3/38—Windings characterised by the shape, form or construction of the insulation around winding heads, equalising connectors, or connections thereto
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
Abstract
The invention also provides a wiring assembly for the stator winding, a stator with the wiring assembly and a motor with the wiring assembly, wherein the wiring assembly comprises a connecting piece and an insulating framework, the connecting piece is formed by laminating a plurality of connecting piece modules, and the insulating framework is laminated with the connecting piece module at the bottommost layer of the connecting piece and can adapt to different wiring modes of the winding; when the fixing part of the puncture terminal is clamped in the terminal cavity of the connecting piece, the lead of the winding is embedded in the puncture groove and is electrically conducted with the puncture groove, and the two puncture terminals are quickly and electrically conducted through the clamping structure; when the two connecting piece modules are stacked and the puncture terminals on the upper layer and the lower layer are respectively and electrically conducted with the lead wires of the two windings, the two windings need to be connected in parallel, and the puncture terminals on the upper layer and the puncture terminals on the lower layer are arranged in an aligned manner; the two windings need to be connected in series, and the upper layer puncture terminal and the lower layer puncture terminal are arranged in a staggered mode; the wiring assembly has the advantages of simple structure, less use amount of puncture terminals, regular wiring, reliable connection, simplified assembly process and high wiring efficiency.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a wiring assembly for a stator winding, a stator with the wiring assembly and a motor with the wiring assembly.
Background
For save material and improvement stator slot fullness rate, the stator of motor is mostly formed by a plurality of stator unit concatenations or is chain structure now, but the inlet wire end and the outlet wire end of winding lead wire are all independent, in order to realize the electric conduction of each looks winding lead wire, need a lot of wiring parts, lead to wiring structure complicacy, the assembly process is loaded down with trivial details, the wiring is mixed and disorderly and the winding lead wire is connected unreliable, it is inconvenient to dismantle between each part for wiring efficiency is low.
Disclosure of Invention
In view of the above, the invention provides a wiring assembly for a stator winding, a stator with the wiring assembly, and a motor with the wiring assembly, so as to solve the problems of complex wiring structure, complex assembly process, low wiring efficiency and the like in the prior art.
The invention provides a wiring assembly for a stator winding, which comprises a connecting piece and an insulating framework, wherein the connecting piece is formed by detachably laminating a plurality of connecting piece modules together;
the two opposite sides of the connecting piece module are respectively provided with a first connecting part and a second connecting part, and the insulating framework is provided with a third connecting part;
the connecting piece is formed by laminating the second connecting part of the connecting piece module on the upper layer and the first connecting part of the connecting piece module on the next layer adjacent to the second connecting part one by one;
the third connecting portion of insulating skeleton with be located the connecting piece bottommost the second connecting portion of connecting piece module can be dismantled and laminated together.
Further optionally, the insulating framework is wound with windings, and the connector module is formed with terminal cavities; the terminal cavity is provided with a wire passing groove with one open end and the other closed end, and a lead of the winding is embedded in the wire passing groove.
Further optionally, the wiring assembly further comprises a piercing terminal, and the piercing terminal is formed with a fixing portion; the fixing part is clamped in the terminal cavity and fixes the piercing terminal on the connecting piece module.
Further optionally, the fixing portion is formed with a puncturing groove with one end open and the other end closed, and the opening direction of the puncturing groove is opposite to the opening direction of the wire passing groove; when the fixing part is clamped in the terminal cavity, the puncture groove punctures the lead of the winding in the wire passing groove, and the lead of the winding in the wire passing groove is electrically conducted.
Further optionally, the piercing terminal further comprises a clamping structure, the clamping structure is formed at the end of the piercing terminal, and the two piercing terminals are electrically connected through the clamping structure.
Further optionally, the clamping structure includes a clamping member and a clamping position, one of the clamping member and the clamping position is disposed at the top of the piercing terminal, and the other is disposed at the bottom of the piercing terminal;
and the clamping piece of one puncturing terminal is clamped in the clamping position of the other puncturing terminal to realize the electric conduction of the two puncturing terminals.
Further optionally, when the two connector modules are stacked and both provided with the piercing terminals, the piercing terminals on the upper layer and the piercing terminals on the lower layer are aligned, and the piercing terminals on the upper layer and the piercing terminals on the lower layer can be connected in parallel through the clamping structure; the piercing terminals on the upper layer and the piercing terminals on the lower layer are arranged in a staggered mode, and the piercing terminals on the upper layer and the piercing terminals on the lower layer can be connected in series through the clamping structure.
Further optionally, the windings comprise a first winding and a second winding connected in phase; of the piercing terminals of the upper layer and the piercing terminals of the lower layer, two piercing terminals of one layer are electrically conducted with the lead wires of the first winding, respectively, and two piercing terminals of the other layer are electrically conducted with the lead wires of the second winding, respectively.
Further optionally, when the first winding and the second winding need to be connected in parallel, the piercing terminal on the upper layer and the piercing terminal on the lower layer are aligned; when the first winding and the second winding need to be connected in series, the piercing terminal on the upper layer and the piercing terminal on the lower layer are arranged in a staggered mode.
The invention also provides a stator comprising a plurality of stator units, wherein each stator unit comprises a stator iron core, a winding and the wiring assembly for the stator winding, wherein the wiring assembly for the stator winding is arranged on the stator iron core; the insulating framework is connected with the stator core and is wound with the winding; the different windings are connected in series or in parallel through the piercing terminal of the wiring assembly; a plurality of the connector modules and the insulating frameworks are laminated together.
The invention also provides a motor which comprises the stator.
The invention provides a wiring assembly for stator windings, which comprises a connecting piece and an insulating framework, wherein the connecting piece is formed by laminating a plurality of connecting piece modules; the fixing part of the piercing terminal is clamped in the terminal cavity of the connecting piece module, so that the electrical conduction between the piercing groove and the lead of the winding is realized, and the rapid electrical conduction between the piercing terminals is realized through a clamping structure; when the two connecting piece modules are arranged in a stacked mode and the puncture terminals of the upper layer and the lower layer are respectively and electrically conducted with the lead wires of the two windings, the two windings need to be connected in parallel, and the puncture terminals of the upper layer and the puncture terminals of the lower layer are aligned to realize parallel connection; the two windings need to be connected in series, the upper layer puncture terminal and the lower layer puncture terminal can be connected in series in a staggered mode, the number of the needed puncture terminals is small, wiring is regular, the lead wire of the windings is electrically connected reliably, and the automation degree is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIGS. 1a, 1b and 1c are schematic structural views of an embodiment of a connector provided by the present invention;
fig. 2a and 2b are schematic structural views of an embodiment of an insulating framework provided by the invention;
FIG. 3a is a schematic axial side view of an embodiment of a piercing terminal according to the present invention;
FIG. 3b is a rear view of the piercing terminal according to an embodiment of the present invention;
FIG. 3c is a schematic front view of a piercing terminal according to an embodiment of the present invention;
FIG. 3d is a left side view of the piercing terminal according to an embodiment of the present invention;
FIG. 3e is a schematic top view of the piercing terminal according to the present invention;
FIG. 4 is a schematic structural diagram of an embodiment of the present invention after two piercing terminals are electrically connected;
FIGS. 5a and 5b are schematic views showing the assembled structure of the wiring connection module provided by the present invention;
FIG. 6a is a schematic structural diagram of an embodiment of the present invention when the same phase windings are connected in parallel;
FIG. 6b is a schematic structural diagram of an embodiment of the present invention when the in-phase windings are connected in series;
in the figure:
1-a connector module; 11-a first connection; 12-a second connection; 13-terminal cavities; 14-a wire-passing groove; 151-first connector module; 152-a second connector module;
2-an insulating framework; 21-a yoke; 211-a third connection; 22-a tooth; 231 — a first insulating skeleton; 232-a second insulating skeleton;
3-piercing the terminal; 31-a body portion; 32-a fixed part; 321-a puncturing groove; 33-a clip; 34-a clamping position; 35-positioning process; 361-piercing terminal a; 362-piercing terminal B; 363-piercing terminal a; 364-piercing terminal b; 365-piercing terminal c;
41-a first winding; 42-second winding.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and "the plural" typically includes at least two, but does not exclude the presence of at least one.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrases "comprising one of 8230; \8230;" 8230; "does not exclude the presence of additional like elements in articles of commerce or systems including such elements.
In the existing motor stator, in order to realize different connection modes of the lead wires of the windings of all phases, a plurality of wiring parts are needed, so that wiring components are complex, the assembly process is complicated, wiring is disordered, the lead wire electric connection of the windings is unreliable, and the wiring efficiency is low. The invention creatively provides a wiring assembly for a stator winding, which comprises a connecting piece and an insulating framework; the connecting piece is formed by detachably laminating a plurality of connecting piece modules together, a first connecting part and a second connecting part are formed on two opposite sides of each connecting piece module, and a third connecting part is formed on the insulating framework; laminating the second connecting part of the connecting piece module on the upper layer and the first connecting part of the connecting piece module on the next layer adjacent to the second connecting part one by one to form a connecting piece, and matching the second connecting part of the connecting piece module at the bottommost layer of the connecting piece with the third connecting part of the insulating module to laminate the connecting piece and the insulating module; the wiring assembly is simple, the cost is low, the installation and the disassembly of each part are convenient, the connection is reliable due to different wiring modes of the applicable stator winding, and the problems of complex assembly process and low wiring efficiency are solved.
As shown in fig. 1a, 1b, 1c, 2a and 2b, the present embodiment provides a wiring assembly for a stator winding, the wiring assembly including a connecting member formed by detachably laminating a plurality of connecting member modules 1 together, the connecting member modules 1 being formed with first and second connecting portions 11 and 12 oppositely disposed, and an insulating bobbin 2 being formed with a third connecting portion 211; specifically, the top of the connector module 1 forms a first connection 11, and the bottom of the connector module 1 forms a second connection 12; the insulating framework 2 is provided with a yoke part 21, and the top of the yoke part 21 is provided with a third connecting part 211; preferably, the first connecting portion 11 is a plug-in post, the second connecting portion 12 is a plug-in groove, and the third connecting portion 211 is a plug-in groove;
the second connecting part 12 of one connecting module 1 is matched with the third connecting part 211 of the insulating framework 2, so that the connecting module 1 and the insulating framework 2 are detachably laminated together; specifically, the connecting piece module 1 is inserted into the top of the insulating framework 2, and other wiring components can be arranged on the connecting piece module 1 to realize the electric conduction with the winding of the stator;
the second connecting part 12 of the connecting piece module 1 on the upper layer is matched with the first connecting part 11 of the connecting piece module 1 on the next layer adjacent to the second connecting part, so that the connecting piece modules 1 are detachably stacked one by one to form a connecting piece; specifically, one connector module 1 is plugged at the top of the next connector module 1;
it should be noted that a plurality of connector modules 1 may also be stacked together in an end-to-end connection manner to form a connector, specifically, a first connection portion 11 is formed at the head of the connector module 1, and a second connection portion 12 is formed at the tail of the connector module 1; the second connection portion 12 of one connector module 1 is laminated together end to end with the first connection portion 11 of the next adjacent connector module 1 to form a connector.
Further, the insulating framework 2 is provided with tooth parts 22, the tooth parts 22 are wound with windings, the connecting piece module 1 is provided with terminal cavities 13, and specifically, one ends of the terminal cavities 13 at the top of the connecting piece module 1 are open, so that other wiring components can be conveniently arranged; the terminal cavity 13 is formed with a wire passing groove 14 with one open end and the other closed end, and the lead wire of the winding is embedded in the wire passing groove 14; the wire passing groove 14 is opened at one end of the top of the connecting piece module 1, penetrates through two opposite side walls of the connecting piece module 1, and a lead wire of a winding extends from one side of the wire passing groove 14 to the other side of the wire passing groove 14 and is further embedded in the wire passing groove 14, so that reliable fixation is realized; the insulating skeleton 2 in this example also has the function of skeleton positioning, insulation between windings and support.
In order to achieve rapid electrical conduction between different windings, as shown in fig. 3a, 3b, 3c, 3d and 3e, the wiring member further includes a piercing terminal 3, the piercing terminal 3 being formed with a fixing portion 32; the fixing part 32 is clamped in the terminal cavity 13 and fixes the piercing terminal 3 on the connecting piece module 1; specifically, the bottom of the piercing terminal 3 forms a fixing part 32, the fixing part 32 has a structure matched with the terminal cavity 13, and the fixing part 32 is matched with the terminal cavity 13 to realize reliable connection between the piercing terminal 3 and the connector module 1;
further, the fixing portion 32 is formed with a piercing groove 321 having one end opened and the other end closed, and the opening direction of the piercing groove 321 is opposite to the opening direction of the wire passing groove 14; when the fixing portion 32 is clamped in the terminal cavity 13, the piercing groove 321 pierces the lead of the winding in the wire passing groove 14, so as to realize electrical conduction with the lead of the winding in the wire passing groove 14; specifically, the puncturing groove 321 is open at one end of the bottom of the puncturing terminal 3, penetrates through two opposite sides of the puncturing terminal 3, the penetrating direction of the puncturing groove 321 is consistent with the penetrating direction of the wire passing groove 14, when the fixing part 32 is embedded in the terminal cavity 13, the lead wire of the winding is embedded in a space formed by the puncturing groove 321 and the wire passing groove 14, so that the lead wire of the winding is fixed, and the puncturing groove 321 punctures the lead wire of the winding to realize the electrical conduction with the lead wire of the winding; the connector module 1 may be provided with a plurality of piercing terminals 3, and the plurality of piercing terminals 3 may be electrically conducted to a plurality of leads of the same-phase winding, respectively.
In order to realize the electrical conduction between the piercing terminals 3, as shown in fig. 4, the piercing terminals 3 further include a clamping structure formed at an end portion of the piercing terminals 3, and the two piercing terminals 3 realize the electrical conduction through the clamping structure.
Further, the clamping structure comprises a clamping piece 33 and a clamping position 34, one of the clamping piece 33 and the clamping position 34 is arranged at the top of the puncture terminal 3, and the other is arranged at the bottom of the puncture terminal 3; preferably, the latch 33 is disposed at the bottom of the piercing terminal 3, and the latch 34 is disposed at the top of the piercing terminal 3;
the engaging piece 33 of one piercing terminal 3 is engaged with the engaging portion 34 of the other piercing terminal 3 to be electrically conducted.
Specifically, the piercing terminal 3 includes a main body portion 31, a catching member 33 is formed at the bottom of the main body portion 31, and the catching member 33 is divided into a first catching member and a second catching member disposed along the left and right sides; a fixing part 32 is formed on the side part of the main body part 31, the fixing part 32 is an annular structure formed by bending the bottom of the puncture terminal 3 to the top of the puncture terminal 3, and the front and back direction of the fixing part 32 is a deformable elastic structure so that the fixing part 32 is inserted into the cavity 13 and then clamped; for the convenience of guiding and positioning, the left side and the right side of the fixing part 32 are provided with positioning protrusions 35 which respectively protrude towards the left side and the right side, the left side and the right side of the terminal cavity 13 are provided with vertical sliding grooves matched with the positioning protrusions, and the front-back positioning when the fixing part 32 is inserted into the terminal cavity 13 is realized; the bottom of the fixing portion 32 and the bottom of the main body portion 31 form a piercing groove 321, the piercing groove 321 opens to the bottom of the piercing terminal 3, the notch is gradually enlarged, and the piercing groove penetrates along the front-back direction of the piercing terminal 3; the gap between the top of the fixing part 32 and the top of the main body part 31 is a clamping position 34; the puncture terminals 3 are clamped in the terminal cavity 13 of the connecting piece module 1 through the fixing part 32, and the clamping part 33 of one puncture terminal 3 is clamped in the clamping position 34 of the other puncture terminal 3, so that the two puncture terminals 3 are electrically conducted; the lead wire of the winding is embedded in the puncture groove 321, and the puncture groove 321 punctures the outer protection layer of the lead wire of the winding to realize the electric conduction with the lead wire of the winding; the motor assembling device is simple and convenient to assemble and high in efficiency, can improve the automation degree of motor assembling, and reduces the manual workload, thereby reducing the cost.
As shown in fig. 5a, 5b, 6a and 6b, when a plurality of connector modules 1 are stacked, different electrical conduction between the upper and lower piercing terminals 3 can be realized by adjusting the arrangement and number of piercing terminals 3 on the connector modules 1; taking the example of the stacked arrangement of two connector modules 1, two connector modules 1 all have three terminal cavities 13, and among the three terminal cavities 13, two terminal cavities 13 are provided with piercing terminals 3, specifically, three terminal cavities 13 of upper layer connector module 1 are first terminal cavity, second terminal cavity and third terminal cavity in proper order, and three terminal cavities 13 of lower layer connector module 1 are fourth terminal cavity, fifth terminal cavity and sixth terminal cavity in proper order:
(1) the piercing terminal 3 of the upper layer is connected in parallel with the piercing terminal 3 of the lower layer: the upper layer of the puncture terminal 3 and the lower layer of the puncture terminal 3 are arranged in an aligned manner, and the upper layer of the puncture terminal 3 and the lower layer of the puncture terminal 3 are correspondingly electrically conducted through a clamping structure;
specifically, a puncture terminal a361 is arranged in the first terminal cavity, a puncture terminal B362 is arranged in the second terminal cavity, a puncture terminal a363 is arranged in the fourth terminal cavity, a puncture terminal B364 is arranged in the fifth terminal cavity, or a puncture terminal a361 is arranged in the first terminal cavity, a puncture terminal B362 is arranged in the third terminal cavity, a puncture terminal a363 is arranged in the fourth terminal cavity, a puncture terminal B364 is arranged in the sixth terminal cavity, or a puncture terminal a361 is arranged in the second terminal cavity, a puncture terminal B362 is arranged in the third terminal cavity, a puncture terminal a363 is arranged in the fifth terminal cavity, and a puncture terminal B364 is arranged in the sixth terminal cavity, so that the puncture terminal a361 and the puncture terminal a363 are electrically conducted through a clamping structure, and the puncture terminal B362 and the puncture terminal B364 are electrically conducted through a clamping structure;
(2) the piercing terminal 3 of the upper layer is connected in series with the piercing terminal 3 of the lower layer: the upper layer of the puncture terminal 3 and the lower layer of the puncture terminal 3 are arranged in a staggered manner, and the upper layer of the puncture terminal 3 and the lower layer of the puncture terminal 3 are correspondingly electrically conducted through a clamping structure;
specifically, a piercing terminal a361 is arranged in the first terminal cavity, a piercing terminal B362 is arranged in the second terminal cavity, a piercing terminal B364 is arranged in the fifth terminal cavity, a piercing terminal C365 is arranged in the sixth terminal cavity, or a piercing terminal B362 is arranged in the second terminal cavity, a piercing terminal C is arranged in the third terminal cavity, a piercing terminal a363 is arranged in the fourth terminal cavity, and a piercing terminal B364 is arranged in the fifth terminal cavity, so that the piercing terminal B362 and the piercing terminal B364 are electrically connected through a clamping structure.
The number of stacked connector modules 1, the number of terminal cavities 13 of the connector modules 1, and the number of piercing terminals 3 are not limited, and may be set as needed.
Different connection modes of the same-phase winding can be realized through the electric conduction of the lead wires of the puncture terminal 3 and the winding and different arrangement modes of the puncture terminal 3; taking a six-slot four-pole stator as an example, the stator has 6 groups of windings to form a three-phase circuit, the windings connected in phase include a first winding 41 and a second winding 42, correspondingly, the insulation framework 2 includes a first insulation framework 231 and a second insulation framework 232, the connecting piece includes a first connecting piece module 151 and a second connecting piece module 152, the first connecting piece module 151 includes a first terminal cavity, a second terminal cavity and a third terminal cavity, and the second connecting piece module 152 includes a fourth terminal cavity, a fifth terminal cavity and a sixth terminal cavity; the first connector module 151 and the second connector module 152 are each provided with two pierce terminals 3;
(1) the piercing terminal 3 is electrically conducted with the lead wire of the winding: the two piercing terminals 3 of the first connector module 151 are electrically conducted with the lead wires of the first winding 41, respectively, and the two piercing terminals 3 of the second connector module 152 are electrically conducted with the lead wires of the second winding 42, respectively;
(2) the in-phase windings are connected in parallel: as shown in fig. 6a, the first connector module 151 and the second connector module 152 are stacked, and the piercing terminal 3 of the first connector module 151 is aligned with the piercing terminal 3 of the second connector module 152, so that the piercing terminal 3 of the first connector module 151 and the piercing terminal 3 of the second connector module 152 are electrically conducted through the clamping structure, and the first winding 41 and the second winding 42 are connected in parallel;
specifically, a puncture terminal a361 is provided in the first terminal cavity and a puncture terminal B362 is provided in the second terminal cavity, the puncture terminal a361 and the puncture terminal B362 are electrically conducted with the lead wires of the first winding 41, respectively, a puncture terminal a363 and a puncture terminal B364 in the fifth terminal cavity are provided in the fourth terminal cavity, and the puncture terminal a363 and the puncture terminal B364 are electrically conducted with the lead wires of the second winding 42, respectively; stacking the first connector module 151 and the second connector module 152 such that the piercing terminal a361 and the piercing terminal a363 are aligned and the piercing terminal B362 and the piercing terminal B364 are aligned, thereby forming parallel paths between the first winding 41, the piercing terminal a361 and the piercing terminal B362, the piercing terminal a363 and the piercing terminal B364, and the second winding 42;
(3) the in-phase windings are connected in series: as shown in fig. 6b, the first and second connector modules 151 and 152 are stacked, and the piercing terminal 3 of the first connector module 151 and the piercing terminal 3 of the second connector module 152 are misaligned, one piercing terminal 3 of the first connector module 151 and one piercing terminal 3 of the second connector module 152 are electrically conducted by the snap-fit structure, and thus the first winding 41 and the second winding 42 are connected in series;
specifically, a puncture terminal a361 is arranged in the first terminal cavity and a puncture terminal B362 is arranged in the second terminal cavity, the puncture terminal a361 and the puncture terminal B362 are respectively and electrically conducted with the lead of the first winding 41, a puncture terminal B364 is arranged in the fifth terminal cavity and a puncture terminal c365 is arranged in the sixth terminal cavity, and the puncture terminal B364 and the puncture terminal c365 are respectively and electrically conducted with the lead of the second winding 42; stacking the first connector module 151 and the second connector module 152 such that the piercing terminal B362 is aligned with the piercing terminal B364, and the piercing terminal a361 and the piercing terminal c365 are staggered by one terminal cavity, thereby forming parallel paths among the first winding 41, the piercing terminal a361, the piercing terminal B362, the piercing terminal B364, the piercing terminal c365, and the second winding 42;
the piercing terminal 3 of the first connector module 151 and the piercing terminal 3 of the second connector module 152 are aligned or arranged in a staggered manner, so that the problem that one piercing terminal 3 needs to pierce a plurality of wires to cause unreliable connection is avoided, and the use amount of the piercing terminal 3 is reduced.
It should be noted that the arrangement position of the stacked first connector module 151 and second connector module 152 is not limited, and the stacked first connector module and second connector module may be arranged on the first insulating frame 231 or the second insulating frame 232; specifically, the second connecting portion 12 of the second connector module 152 is matched with the third connecting portion 211 of the first insulating skeleton 231, so as to connect the second connector module 152 and the first insulating skeleton 231; or the second connecting portion 12 of the second connector module 152 is matched with the third connecting portion 211 of the second insulating skeleton 232, so as to connect the second connector module 152 with the second insulating skeleton 232.
The present embodiment also provides a stator including a plurality of stator units, each stator unit including a stator core, a winding, and the wiring assembly for stator winding as described in any one of the above; the insulating framework is connected with the stator core and is wound with a winding; different windings are connected in series or in parallel through the puncture terminal of the wiring assembly; the plurality of connector modules and the insulating frameworks are laminated together.
The embodiment also provides a motor, which comprises the stator.
Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
Claims (9)
1. A wiring assembly for a stator winding, comprising a connector formed by detachably laminating a plurality of connector modules together, and an insulating frame;
the connecting piece module is provided with a first connecting part and a second connecting part on two opposite sides respectively, and the insulating framework is provided with a third connecting part;
the connecting piece is formed by laminating the second connecting part of the connecting piece module on the upper layer and the first connecting part of the connecting piece module on the next layer adjacent to the second connecting part one by one;
the third connecting part of the insulating framework is detachably laminated with the second connecting part of the connecting piece module positioned at the bottommost layer of the connecting piece;
the connector module is provided with a terminal cavity, and the terminal cavity is provided with a wire passing groove; the insulating framework is wound with a winding, and a lead of the winding is embedded in the wire passing groove; a puncture terminal is arranged in the terminal cavity and is electrically communicated with a lead of the winding;
the windings comprise at least a first winding and a second winding; the two connecting piece modules are stacked, the puncture terminal on the upper layer and the puncture terminal on the lower layer are electrically conducted through a clamping structure, the two puncture terminals on the upper layer are electrically conducted with a lead of the first winding, and the two puncture terminals on the lower layer are electrically conducted with a lead of the second winding;
when the first winding and the second winding need to be connected in parallel, the piercing terminal on the upper layer and the piercing terminal on the lower layer are arranged in an aligned manner; the first winding and the second winding need to be connected in series, and the piercing terminal on the upper layer and the piercing terminal on the lower layer are arranged in a staggered mode.
2. A terminal assembly for a stator winding according to claim 1, wherein the wire passing slot is open at one end and closed at the other end.
3. A terminal assembly for a stator winding according to claim 2, wherein the pierce terminal is formed with a fixing portion; the fixing part is clamped in the terminal cavity and fixes the piercing terminal on the connecting piece module.
4. A terminal assembly for a stator winding according to claim 3, wherein the fixing portion is formed with a pierce groove opened at one end and closed at the other end, the pierce groove being opened in a direction opposite to an opening direction of the wire-through groove; when the fixing part is clamped in the terminal cavity, the puncture groove punctures the lead of the winding in the wire passing groove, and the lead of the winding in the wire passing groove is electrically conducted.
5. A terminal assembly for a stator winding according to claim 4, wherein the catching structure is formed at an end portion of the piercing terminals, and the two piercing terminals are electrically conducted by the catching structure.
6. The terminal assembly of claim 5, wherein the clamping structure includes a clamping member and a clamping location, one of the clamping member and the clamping location is disposed at a top of the pierce terminal, and the other of the clamping member and the clamping location is disposed at a bottom of the pierce terminal;
and the clamping piece of one puncturing terminal is clamped in the clamping position of the other puncturing terminal to realize the electric conduction of the two puncturing terminals.
7. A terminal assembly for a stator winding as claimed in claim 6 wherein the first and second windings are connected in phase.
8. A stator comprising a plurality of stator units, the stator units comprising a stator core, windings and a terminal assembly for stator windings as claimed in any one of claims 1 to 7; the insulating framework is connected with the stator core and is wound with the winding; the different windings are connected in series or in parallel through the puncture terminal of the wiring assembly; a plurality of the connector modules and the insulating frameworks are laminated together.
9. An electrical machine comprising a stator according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110957727.9A CN113595298B (en) | 2021-08-18 | 2021-08-18 | Wiring assembly for stator winding, stator with wiring assembly, and motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110957727.9A CN113595298B (en) | 2021-08-18 | 2021-08-18 | Wiring assembly for stator winding, stator with wiring assembly, and motor |
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| Publication Number | Publication Date |
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| CN113595298A CN113595298A (en) | 2021-11-02 |
| CN113595298B true CN113595298B (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110957727.9A Active CN113595298B (en) | 2021-08-18 | 2021-08-18 | Wiring assembly for stator winding, stator with wiring assembly, and motor |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116014477B (en) * | 2022-12-09 | 2023-06-30 | 浙江珠城科技股份有限公司 | Puncture terminal, connecting mechanism and puncture type connector for compressor |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5147218A (en) * | 1991-04-12 | 1992-09-15 | Minnesota Mining And Manufacturing Company | Pluggable modular splicing connector and bridging adapter |
| JP2002025673A (en) * | 2000-07-06 | 2002-01-25 | Sato Seiki:Kk | Connection terminal |
| US6702590B2 (en) * | 2001-06-13 | 2004-03-09 | Molex Incorporated | High-speed mezzanine connector with conductive housing |
| JP4138303B2 (en) * | 2001-12-04 | 2008-08-27 | スリーエム イノベイティブ プロパティズ カンパニー | Connector contact pair |
| KR100543096B1 (en) * | 2003-11-28 | 2006-01-20 | 삼성광주전자 주식회사 | Motor |
| KR101388819B1 (en) * | 2012-06-28 | 2014-04-23 | 삼성전기주식회사 | Transformer and display device using the same |
| US9698903B2 (en) * | 2015-06-25 | 2017-07-04 | Lenovo Enterprise Solutions (Singapore) Pte. Ltd. | Cable having a spare signal line for automatic failure recovery |
| CN209786201U (en) * | 2019-06-15 | 2019-12-13 | 珠海市奥迪科科技有限公司 | Piercing connector |
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