CN209313556U - A kind of threephase stator component and its three-phase motor of application - Google Patents

Abstract

The utility model discloses a kind of threephase stator component and its three-phase motors of application, threephase stator component includes stator core, upper end insulation, lower end insulation and several circle coils, common end insulating end plate is installed in the insulation of lower end, common end insulating end plate is equipped with common end copper bar, the public end of each coil is connect with common end copper bar, three phase isolated end plate is installed in the insulation of upper end, three phase isolated end plate is equipped with U phase copper bar, V phase copper bar and W phase copper bar, the wire outlet end of each coil is connect with U phase copper bar or V phase copper bar or W phase copper bar, it is characterized by: the second curved groove of the three phase isolated end plate, third curved groove and the 4th stepped setting of curved groove.Stair-stepping set-up mode increases the insulating properties between U phase copper bar, V phase copper bar and W phase copper bar, and the risk of phase fault, ensure that the job stability of motor between reduction U phase copper bar, V phase copper bar and W phase copper bar.

Description

A kind of threephase stator component and its three-phase motor of application

Technical field:

The utility model relates to a kind of threephase stator component and its three-phase motors of application.

Background technique:

Existing automobile-used auxiliary system motor is mostly by storage battery power supply, the residence of battery voltage 24a, 24bV or 12V It is more.The power of meeting motor and electric current can be increase accordingly when the load of motor is larger, and the stator module of motor needs larger line at this time The enameled wire of diameter can be born, and the separated time mode of traditional stator component is that bunchy welds again after enameled wire is classified, and not only be worked Amount is big, occupies more space, unsightly, and since enameled wire line footpath is relatively thick and has certain number of share of stock, end shape is or not finished product stator Beautiful and whole line is difficult, it is therefore desirable to which new stator member structure form is to improve the above problem.Applicant is in November, 2018 Submit application No. is 201821872181.7, a kind of Shen of application entitled " threephase stator component and its motor of application " Please in, disclose a kind of threephase stator component, including stator core, be mounted on outside stator core be equipped with upper end insulation and under Three-phase windings are wound with outside overhang insulation, upper end insulation and lower end insulation, three-phase windings are made of several circle coils, special Sign is: being equipped with three phase isolated end plate on the upper surface of the upper end insulation, pacifies on the lower end surface of the lower end insulation Equipped with common end insulating end plate, common end insulating end plate is equipped with the first curved groove, is equipped with common end in the first curved groove Copper bar, three phase isolated end plate are equipped with the second curved groove, third curved groove and the 4th curved groove arranged side by side, and second is bent U phase copper bar is installed in connected in star, V phase copper bar is installed in third curved groove, W phase copper is installed in the 4th curved groove Row, U phase copper bar, V phase copper bar and W phase copper bar are connected separately with U phase terminal, V phase terminal and W phase terminal, each coil is equipped with Two lead ends, two lead ends include wire outlet end and public end, and each public end is connect with common end copper bar, each outlet End is connect with U phase copper bar or V phase copper bar or W phase copper bar.But the threephase stator component has the following problems: U phase copper bar, V phase Copper bar and W phase copper bar are easy to loosen before not welding, the welding difficulty of wire outlet end and U phase copper bar, V phase copper bar and W phase copper bar, Wire outlet end and the copper bar of other phases are easy to be shorted.

Utility model content:

The purpose of the utility model is to provide a kind of threephase stator component and its three-phase motors of application, can reinforce three-phase Guarantee three alternate good insulation preformances while the current carrying capability of stator module.

The purpose of this utility model is achieved by following technical proposals.

First purpose of the utility model is to provide a kind of threephase stator component, including stator core, is mounted on stator Upper end insulation and lower end insulation be installed outside iron core, upper end insulation and lower end insulation is outer is wound with three-phase windings, three Phase winding is made of several circle coils, on the lower end surface that each coil insulate equipped with wire outlet end and public end, lower end Common end insulating end plate is installed, common end insulating end plate is equipped with the first curved groove, is equipped in the first curved groove public Copper bar is held, each public end is stretched out lower end surface and connect with common end copper bar, and it is exhausted to be equipped with three-phase on the upper surface of upper end insulation Acies plate, three phase isolated end plate are equipped with arranged side by side the second curved groove, third curved groove and the 4th curved groove, and second Curved groove, third curved groove and the 4th curved groove are equipped with U phase copper bar, V phase copper bar and W phase copper bar, each wire outlet end It stretches out upper surface to connect with U phase copper bar or V phase copper bar or W phase copper bar, U phase copper bar, V phase copper bar and W phase copper bar are connected separately with U Phase terminal, V phase terminal and W phase terminal, it is characterised in that: the second curved groove of the three phase isolated end plate, third are curved recessed Slot and the 4th stepped setting of curved groove.

Three phase isolated end plate described above is in the second curved groove, third curved groove and the 4th curved groove paraxonic to convex There are several first boss, second boss and third boss out, first boss is curved to the second curved groove, second boss to third Groove, third boss are protruding with the first back-off to the 4th curved groove, and the first back-off is pressed in U phase copper bar, V phase copper bar and W phase copper Row top.

Common end insulating end plate described above is protruding with several 4th boss by the first curved groove, and the 4th boss is to One curved groove is protruding with the second back-off, and the second back-off is pressed at the top of the copper bar of common end.

The top of U phase copper bar described above is axially protruding with several U phase convex blocks, if the top of V phase copper bar is axially protruding with Dry V phase convex block, the top of W phase copper bar are axially protruding with several W phase convex blocks, wrong between U phase convex block, V phase convex block and W phase convex block It opens up and sets, U phase convex block, V phase convex block and W phase convex block are equipped with first through hole, and the wire outlet end passes through first through hole and welds On U phase convex block, V phase convex block and W phase convex block, the wire outlet end of each coil is welded on U phase convex block, V phase convex block or W phase convex block On.

The top of common end copper bar described above is axially protruding with several second convex blocks, and it is logical that the second convex block is equipped with second Hole, the public end pass through the second through-hole and are welded on the second convex block.

If the lower end surface of the upper surface of upper end described above insulation, lower end insulation is axially projecting have several positioning columns and Dry buckle, three phase isolated end plate are equipped with the first bottom plate, and the first bottom plate is equipped with first positioning hole, and common end insulating end plate is equipped with second Bottom plate, the second bottom plate are equipped with second location hole, and positioning column is stuck in first positioning hole or second location hole, are buckled in the first bottom On plate or the second bottom plate.

First inner sidewall of three phase isolated end plate described above is equipped with several second buckles, the common end insulating end plate Second inner sidewall is buckled equipped with several thirds, and the wire outlet end of the coil is pressed on the first inner sidewall by the second buckle, third The public end of the coil is pressed on the second inner sidewall by buckle.

The axially projecting several support columns in lower end surface that upper surface, the lower end of upper end insulation described above are insulated, support The end face of column is against the bottom surface of three phase isolated end plate or common end insulating end plate.

U phase convex block described above, V phase convex block, W phase convex block and second convex block end tilted to far from shaft core direction Setting.

Second purpose of the utility model is to provide a kind of three-phase motor, including threephase stator component, it is characterised in that: The threephase stator component is threephase stator component described above.

The utility model compared with prior art, has the effect that

1) coil and lead are connected with W phase copper bar by U phase copper bar, V phase copper bar, each coil is connected by common end copper bar Public end, not only easy-to-connect, rationally distributed, it is thus also avoided that enamel wire coil separated time when being relatively large in diameter it is difficult and The larger problem of occupied space, can more effectively improve the current carrying capability of stator, the second curved groove, third curved groove and 4th curved groove is arranged side by side, and occupies small in size, appearance looks elegant, insulation performance between U phase copper bar, V phase copper bar and W phase copper bar It is good；The second curved groove, third curved groove and the 4th stepped setting of curved groove of the three phase isolated end plate；Ladder The set-up mode of shape considerably increases the insulating properties between U phase copper bar, V phase copper bar and W phase copper bar, reduces U phase copper bar, V phase copper The risk of phase fault, ensure that the job stability of threephase stator component between row and W phase copper bar.

2) the three phase isolated end plate is axially projecting by the second curved groove, third curved groove and the 4th curved groove There are several first boss, second boss and third boss, first boss is curved recessed to the second curved groove, second boss to third Slot, third boss are protruding with the first back-off to the 4th curved groove, and the first back-off is pressed in U phase copper bar, V phase copper bar and W phase copper bar Top, the first back-off can effectively prevent U phase copper bar, V phase copper bar and W phase copper bar to loosen, facilitate production.

3) the common end insulating end plate is protruding with several 4th boss by the first curved groove, and the 4th boss is to first Curved groove is protruding with the second back-off, and the second back-off is pressed at the top of the copper bar of common end；Second back-off prevents common end copper bar from loosening.

4) top of the U phase copper bar is axially protruding with several U phase convex blocks, and the top of V phase copper bar is axially protruding with several V Phase convex block, the top of W phase copper bar are axially protruding with several W phase convex blocks, are staggered and set between U phase convex block, V phase convex block and W phase convex block It sets, U phase convex block, V phase convex block and W phase convex block are equipped with first through hole, and the wire outlet end passes through first through hole and is welded on U phase On convex block, V phase convex block and W phase convex block, the wire outlet end of each coil is welded on U phase convex block, V phase convex block or W phase convex block；It is described The top of common end copper bar is axially protruding with several second convex blocks, and the second convex block is equipped with the second through-hole, and the public end is worn It crosses the second through-hole and is welded on the second convex block；First through hole and the second through-hole facilitate wire outlet end and public end is fixed, The soldering reliability that ensure that each coil enhances the functional reliability of threephase stator component；

5) upper surface of upper end insulation, lower end insulation lower end surface axially projecting have several positioning columns and several Buckle, three phase isolated end plate are equipped with the first bottom plate, and the first bottom plate is equipped with first positioning hole, and common end insulating end plate is equipped with the second bottom Plate, the second bottom plate are equipped with second location hole, and positioning column is stuck in first positioning hole or second location hole, are buckled in the first bottom plate Or second on bottom plate；Three phase isolated end plate and common end insulating end plate are fixed axially through buckle, it is circumferential by first positioning hole, Second location hole and positioning column cooperation are fixed, and simple, good fixing effect is installed；

6) the first inner sidewall of the three phase isolated end plate is equipped with several second buckles, and the of the common end insulating end plate Two inner sidewalls are buckled equipped with several thirds, and the wire outlet end of the coil is pressed on the first inner sidewall by the second buckle, third card The public end of the coil is pressed on the second inner sidewall by button；Second buckle and third buckle facilitate threading end and common end The fixation of head；

7) motor is improved by the structure to stator module, is held in the circuit current for improving stator module While by ability, the insulation performance between U phase copper bar, V phase copper bar and W phase copper bar is strengthened, the work for improving motor is steady It is qualitative.

Detailed description of the invention:

Fig. 1 is the structural schematic diagram for the threephase stator component that the utility model embodiment one provides；

Fig. 2 is the side view of threephase stator component；

Fig. 3 is the explosive view of threephase stator component；

Fig. 4 is the top view after the cooperation of three phase isolated end plate, three-phase output copper bar and three phase terminals；

Fig. 5 is the A-A cross-sectional view of Fig. 4.

Fig. 6 is enlarged drawing at the B of Fig. 5；

Fig. 7 is the cooperation schematic diagram of three phase isolated end plate, three-phase output copper bar and three phase terminals；

Fig. 8 is the cooperation schematic diagram of common end insulating end plate Yu common end copper bar.

Fig. 9 is enlarged drawing at the C of Fig. 8.

Specific embodiment:

The utility model is described in further detail below by specific embodiment and in conjunction with attached drawing.

Embodiment one:

As shown in Figures 1 to 9, provided in this embodiment is a kind of threephase stator component, including stator core 1, is mounted on Upper end insulation 2a and lower end insulation 2b, upper end insulation 2a and lower end insulation 2b outer coiling are installed outside stator core 1 There are three-phase windings 3, three-phase windings 3 are made of several circle coils 31, each coil 31 is equipped with wire outlet end 32 and public end Common end insulating end plate 5 is installed on 33, the lower end surface 21b of lower end insulation 2b, it is curved that common end insulating end plate 5 is equipped with first Groove 51, common end copper bar 52 is equipped in the first curved groove 51, and lower end surface 21b and common end copper are stretched out in each public end 33 Row 52 connects, and is equipped with three phase isolated end plate 4 on the upper surface 21a of upper end insulation 2a, three phase isolated end plate 4 is equipped with and sets side by side The second curved groove 41a, third curved groove 41b and the 4th curved groove 41c set, the second curved groove 41a, third are curved Groove 41b and the 4th curved groove 41c is equipped with U phase copper bar 42a, V phase copper bar 42b and W phase copper bar 42c, each wire outlet end 32 Stretch out upper surface 21a connect with U phase copper bar 42a or V phase copper bar 42b or W phase copper bar 42c, U phase copper bar 42a, V phase copper bar 42b and W phase copper bar 42c is connected separately with U phase terminal 6a, V phase terminal 6b and W phase terminal 6c, it is characterised in that: the three phase isolated end The second curved groove 41a, the third curved groove 41b of plate 4 and the 4th stepped setting of curved groove 41c.

Three phase isolated end plate 4 described above is in the second curved groove 41a, third curved groove 41b and the 4th curved groove For 41c paraxonic to several first boss 481, second boss 482 and third boss 483 is protruding with, first boss 481 to second is curved Groove 41a, second boss are protruding with the first back-off 484 to third curved groove 41b, third boss to the 4th curved groove 41c, First back-off 484 is pressed at the top of U phase copper bar 42a, V phase copper bar 42b and W phase copper bar 42c.

Common end insulating end plate 5 described above is protruding with several 4th boss 58 by the first curved groove 51, and the 4th is convex Platform 58 is protruding with the second back-off 581 to the first curved groove 51, and the second back-off 581 is pressed in 52 top of common end copper bar.

The top of U phase copper bar 42a described above is axially protruding with the top axle of several U phase convex block 43a, V phase copper bar 42b Several W phase convex block 43c, U phase convex block 43a, V are axially protruding with to the top for being protruding with several V phase convex block 43b, W phase copper bar 42c It is arranged in a staggered manner between phase convex block 43b and W phase convex block 43c, U phase convex block 43a, V phase convex block 43b and W phase convex block 43c is equipped with first Through-hole 431a, 431b, 431c, the wire outlet end 32 pass through first through hole 431a, 431b, 431c and are welded on U phase convex block On 43a, V phase convex block 43b and W phase convex block 43c, the wire outlet end 32 of each coil 31 is welded on U phase convex block 43a, V phase convex block 43b Or on W phase convex block 43c.

The top of common end copper bar 52 described above is axially protruding with several second convex blocks 53, and the second convex block 53 is equipped with Second through-hole 531, the public end 33 pass through the second through-hole 531 and are welded on the second convex block 53.

The upper surface 21a of upper end described above insulation 2a, lower end insulation 2b lower end surface 21b it is axially projecting have it is several Positioning column 23 and several buckle 22a, 22b, three phase isolated end plate 4 are equipped with the first bottom plate 45, and the first bottom plate 45 is equipped with the first positioning Hole 46, common end insulating end plate 5 are equipped with the second bottom plate 55, and the second bottom plate 55 is equipped with second location hole 56, and positioning column 23 is stuck in the In a positioning hole 46 or second location hole 56, buckle 22a, 22b are buckled on the first bottom plate 45 or the second bottom plate 55.

First inner sidewall 44 of three phase isolated end plate 4 described above is equipped with several second buckles 47, the common end insulation Second inner sidewall 54 of end plate 5 is equipped with several thirds buckle 57, and the wire outlet end 32 of the coil 31 is pressed in by the second buckle 47 On first inner sidewall 44, the public end 33 of the coil 31 is pressed on the second inner sidewall 54 by third buckle 57.

Upper surface 21a, the lower end surface 21b of lower end insulation 2b of insulation 2a in upper end described above is axially projecting several Dagger 24a, 24b, the end face of support column 24a, 24b are against the bottom surface of three phase isolated end plate 4 or common end insulating end plate 5.

The end of U phase convex block 43a, V phase convex block 43b, W phase convex block 43c described above and second convex block 53 is to separate Shaft core direction is obliquely installed.

Embodiment two:

Provided in this embodiment is a kind of three-phase motor, including threephase stator component 10, it is characterised in that: the three-phase is fixed Sub-component 10 is threephase stator component described in embodiment one.

Above embodiments are the better embodiment of the utility model, and however, the embodiments of the present invention are not limited thereto, Made changes, modifications, substitutions, combinations, simplifications under other any spiritual essence and principles without departing from the utility model are Equivalent substitute mode, is included within the protection scope of the utility model.

Claims (10)

1. a kind of threephase stator component, including stator core (1) are mounted on outside stator core (1) and are equipped with upper end insulation (2a) and lower end insulate (2b), upper end insulation (2a) and lower end insulation (2b) outside be wound with three-phase windings (3), three-phase around Group (3) is made of several circle coils (31), each coil (31) is equipped with wire outlet end (32) and public end (33), lower end It is equipped with common end insulating end plate (5) on the lower end surface (21b) of insulation (2b), it is curved that common end insulating end plate (5) is equipped with first Groove (51), the first curved groove (51) is interior to be equipped with common end copper bar (52), and each public end (33) stretches out lower end surface (21b) It is connect with common end copper bar (52), three phase isolated end plate (4), three-phase is installed on the upper surface (21a) of upper end insulation (2a) Insulating end plate (4) is equipped with the second curved groove (41a), third curved groove (41b) and the 4th curved groove arranged side by side (41c), the second curved groove (41a), third curved groove (41b) and the 4th curved groove (41c) are equipped with U phase copper bar (42a), V phase copper bar (42b) and W phase copper bar (42c), each wire outlet end (32) stretch out upper surface (21a) and U phase copper bar (42a) Or V phase copper bar (42b) or W phase copper bar (42c) connect, U phase copper bar (42a), V phase copper bar (42b) and W phase copper bar (42c) are respectively It is connected with U phase terminal (6a), V phase terminal (6b) and W phase terminal (6c), it is characterised in that: the of the three phase isolated end plate (4) Two curved grooves (41a), third curved groove (41b) and the 4th curved groove (41c) stepped setting.

2. a kind of threephase stator component according to claim 1, it is characterised in that: the three phase isolated end plate (4) is Two curved grooves (41a), third curved groove (41b) and the 4th curved groove (41c) paraxonic are to being protruding with several first boss (481), second boss (482) and third boss (483), first boss (481) is to the second curved groove (41a), second boss It is protruding with the first back-off (484) to third curved groove (41b), third boss to the 4th curved groove (41c), the first back-off (484) it is pressed at the top of U phase copper bar (42a), V phase copper bar (42b) and W phase copper bar (42c).

3. a kind of threephase stator component according to claim 2, it is characterised in that: the common end insulating end plate (5) exists Several 4th boss (58) are protruding with by first curved groove (51), the 4th boss (58) is protruding with to the first curved groove (51) Second back-off (581), the second back-off (581) are pressed at the top of common end copper bar (52).

4. a kind of threephase stator component according to claim 3, it is characterised in that: the top axle of the U phase copper bar (42a) To several U phase convex blocks (43a) are protruding with, the top of V phase copper bar (42b) is axially protruding with several V phase convex blocks (43b), W phase copper bar The top of (42c) is axially protruding with several W phase convex blocks (43c), U phase convex block (43a), V phase convex block (43b) and W phase convex block (43c) Between be arranged in a staggered manner, U phase convex block (43a), V phase convex block (43b) and W phase convex block (43c) be equipped with first through hole (431a, 431b, 431c), the wire outlet end (32) passes through first through hole (431a, 431b, 431c) and to be welded on U phase convex block (43a), V phase convex On block (43b) and W phase convex block (43c), the wire outlet end (32) of each coil (31) is welded on U phase convex block (43a), V phase convex block On (43b) or W phase convex block (43c).

5. a kind of threephase stator component according to claim 4, it is characterised in that: the top of the common end copper bar (52) Axially projecting to have several second convex blocks (53), the second convex block (53) is equipped with the second through-hole (531), and the public end (33) is worn It crosses the second through-hole (531) and is welded on the second convex block (53).

6. a kind of threephase stator component as claimed in any of claims 1 to 5, it is characterised in that: the upper end Insulate (2a) upper surface (21a), lower end insulation (2b) lower end surface (21b) it is axially projecting have several positioning columns (23) and if Dry buckle (22a, 22b), three phase isolated end plate (4) are equipped with the first bottom plate (45), and the first bottom plate (45) is equipped with first positioning hole (46), common end insulating end plate (5) is equipped with the second bottom plate (55), and the second bottom plate (55) is equipped with second location hole (56), positioning column (23) it is stuck in first positioning hole (46) or second location hole (56), buckle (22a, 22b) is buckled in the first bottom plate (45) or second On bottom plate (55).

7. a kind of threephase stator component according to claim 6, it is characterised in that: the of the three phase isolated end plate (4) One inner sidewall (44) is equipped with several second buckles (47), and the second inner sidewall (54) of the common end insulating end plate (5) is if be equipped with The wire outlet end (32) of the coil (31) is pressed on the first inner sidewall (44) by dry third buckle (57), the second buckle (47), The public end (33) of the coil (31) is pressed on the second inner sidewall (54) by third buckle (57).

8. a kind of threephase stator component according to claim 7, it is characterised in that: the upper end of the upper end insulation (2a) Face (21a), lower end insulation (2b) the axially projecting several support columns (24a, 24b) in lower end surface (21b), support column (24a, End face 24b) is against the bottom surface of three phase isolated end plate (4) or common end insulating end plate (5).

9. a kind of threephase stator component according to claim 5, it is characterised in that: the U phase convex block (43a), V phase convex block The end of (43b), W phase convex block (43c) and second convex block (53) are obliquely installed to far from shaft core direction.

10. a kind of three-phase motor, including threephase stator component (10), it is characterised in that: the threephase stator component (10) is power Benefit require any one of 1 to 9 described in threephase stator component.