CN202889076U

CN202889076U - Motor lead-outgoing structure

Info

Publication number: CN202889076U
Application number: CN 201220511346
Authority: CN
Inventors: 肖佰显
Original assignee: Zhongshan Broad Ocean Motor Co Ltd
Current assignee: Zhongshan Broad Ocean Motor Co Ltd
Priority date: 2012-09-29
Filing date: 2012-09-29
Publication date: 2013-04-17
Anticipated expiration: 2022-09-29

Abstract

The utility model discloses a motor lead-outgoing structure which includes a stator iron core, a winding, a housing, an end cover, and external leads. The winding is wound on the stator iron core. The housing is sleeved on the stator iron core. The end cover is arranged on an end of the housing. The external leads are welded with thread ends of the winding to form welding parts. The motor outlet structure also includes a lead protective sleeve which is arranged on the housing. The lead protective sleeve is provided with an inlet and an outlet which are communicated with each other. Multiple lead grooves are arranged between the inlet and the outlet and in the lead protective sleeve. The welding parts pass through the inlet and then are embedded in the lead grooves. The welding parts are coated by the lead protective sleeve. The external leads are led out of the outlet. The motor lead-outgoing structure is simple in structure, is easy to install, is low in cost, is excellent in reliability, and effectively guarantees that the leads are welded with the thread ends of the winding to form the welding parts.

Description

A kind of motor outlet wire structure

Technical field:

The utility model relates to a kind of motor outlet wire structure.

Background technology:

Traditional motor outlet wire structure, comprise stator core, winding, casing, end cap and outside lead, winding is wound on the stator core, and casing is sleeved on outside the stator core, and end cap is installed in the casing end, the end of a thread of outside lead and winding welds the formation welded joint, be bundled on the stator winding behind the outer nested insulating sleeve of welded joint, there is following shortcoming in this structure: 1) complex structure, trouble is installed, efficiency of assembling is low, and cost of labor is high; 2) connection is insecure, easily gets loose poor reliability; 3) insulating sleeve easily is pierced, and winding inter-turn is bad, affects the motor normal operation.

Summary of the invention:

The purpose of this utility model provides a kind of motor outlet wire structure, and this is simple in structure, installs simple and easyly, and cost is low, good reliability, and effectively the protection lead-in wire welds the formation welded joint with the end of a thread of winding.

The utility model is achieved by following technical proposals:

A kind of motor outlet wire structure, comprise stator core, winding, casing, end cap and outside lead, winding is wound on the stator core, casing is sleeved on outside the stator core, end cap is installed in the casing end, the end of a thread of outside lead and winding welds the formation welded joint, it also comprises wire bushing, wire bushing is installed on the casing, is provided with incoming line and line outlet on the wire bushing, and incoming line and line outlet are communicated with, between incoming line and line outlet, offer some wire casings in the wire bushing, welded joint is passed incoming line and is embedded in the wire casing, and welded joint is coated by wire bushing, and outside lead is drawn from line outlet.

Wire bushing described above comprises left half line cover and right half line cover, left half line cover and the right half line cover outside offer respectively left draw-in groove and right draw-in groove, left draw-in groove and right draw-in groove embed in the casing breach of offering the casing end, and end cap is pressed on left half line cover and right half line puts.

Offer incoming line on the left half line cover medial end described above, outside incoming line, left half line puts some wire casings is set, outer, the left half line cover of wire casing end arranges line outlet, outside line outlet, left half line cover and right half line put protrude respectively some on tooth and lower tooth, upper tooth and the lower tooth clamping outside lead that cooperatively interacts.

Left half line cover and right half line cover described above are injection mo(u)ldings.

The utility model structure compared with prior art, have following effect: 1) the utility model is by increasing by a wire bushing, wire bushing is installed on the casing, be provided with incoming line and line outlet on the wire bushing, incoming line and line outlet are communicated with, between incoming line and line outlet, offer some wire casings in the wire bushing, welded joint is passed incoming line and is embedded in the wire casing, welded joint is coated by wire bushing, and outside lead is drawn from line outlet, and is simple in structure, install simple and easy, cost is low, good reliability, and effectively the protection lead-in wire welds the formation welded joint with the end of a thread of winding; 2) wire bushing comprises left half line cover and right half line cover, left half line cover and the right half line cover outside offer respectively left draw-in groove and right draw-in groove, left draw-in groove and right draw-in groove embed in the casing breach of offering the casing end, end cap is pressed on left half line cover and right half line puts, the design of casing breach prevents that wire bushing is circumferentially mobile, and the end cap compressing structure prevents from moving axially, and overall construction design is reasonable, install simple and easyly, connect fastening; 3) offer incoming line on the left half line cover medial end, outside incoming line, left half line puts some wire casings is set, outer, the left half line cover of wire casing end arranges line outlet, outside line outlet, left half line cover and right half line put protrude respectively some on tooth and lower tooth, upper tooth and the lower tooth clamping outside lead that cooperatively interacts has strengthened the pulling force of lead-in wire; 4) left half line cover and right half line cover are injection mo(u)ldings, and be with low cost, applicable batch production.

Description of drawings:

Fig. 1 is stereogram of the present utility model;

Fig. 2 is structural representation of the present utility model.

Fig. 3 is the A-A phantom of Fig. 2.

Fig. 4 is the B-B partial enlarged drawing of Fig. 3.

Fig. 5 is the C-C phantom of Fig. 4.

Fig. 6 is the utility model wire bushing stereogram.

Embodiment:

Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.

Embodiment one: such as Fig. 1 and shown in Figure 6, the utility model is a kind of motor outlet wire structure, comprise stator core 1, winding 2, casing 3, end cap 4 and outside lead 5, winding 2 is wound on the stator core 1, casing 3 is sleeved on outside the stator core 1, end cap 4 is installed in casing 3 ends, outside lead 5 welds formation welded joint 6 with the end of a thread 21 of winding 2, it also comprises wire bushing 7, wire bushing 7 is installed on the casing 3, be provided with incoming line 71 and line outlet 72 on the wire bushing 7, incoming line 71 and line outlet 72 are communicated with, between incoming line 71 and line outlet 72, offer some wire casings 73 in the wire bushing 7, welded joint 6 is passed incoming line 71 and is embedded 73 li of wire casings, welded joint 6 is coated by wire bushing 7, and outside lead 5 is drawn from line outlet 72.

Embodiment two: the basis at embodiment one increases following technical characterictic: described wire bushing 7 comprises left half line cover 7a and right half line cover 7b, left half line cover 7a and the right half line cover 7b outside offer respectively left draw-in groove 74 and right draw-in groove 75,31 li of the casing breach that left draw-in groove 74 and right draw-in groove 75 embedding casings 3 ends are offered, end cap 4 is pressed on left half line cover 7a and the right half line cover 7b.

Embodiment three: the basis at embodiment two increases following technical characterictic: left half line cover 7a medial end is offered incoming line 71, outside incoming line 71, left half line cover 7a arranges some wire casings 73, wire casing 73 outer, left half line cover 7a ends arrange line outlet 72, outside line outlet 72, on left half line cover 7a and the right half line cover 7b, protrude respectively some on tooth 76 and lower tooth 77, upper tooth 76 and lower tooth 77 cooperatively interact and clamp outside lead 5.

Embodiment four: the basis at embodiment two or embodiment three increases following technical characterictic: left half line cover 7a and right half line cover 7b are injection mo(u)ldings.

Because the application is mechanical field, the apparent association of ability those of ordinary skill obtains: the technical characterictic independent assortment of the increase that embodiment two, embodiment three and embodiment four mention is combined into new technical scheme with the technical scheme of embodiment one.

The utility model is by increasing by a wire bushing 7; wire bushing 7 comprises left half line cover 7a and right half line cover 7b; left half line cover 7a and the right half line cover 7b outside offer respectively left draw-in groove 74 and right draw-in groove 75; offer incoming line 71 on the left half line cover 7a medial end; outside incoming line 71; on the left half line cover 7a some wire casings 73 are set; outside the wire casing 73; left half line cover 7a end arranges line outlet 72; outside line outlet 72; protrude respectively some upper teeth 76 and lower tooth 77 on left half line cover 7a and the right half line cover 7b; the end of a thread 21 of outside lead 5 and winding 2 welds the welded joint 6 of formation; welded joint 6 is passed incoming line 71 and is embedded 73 li of wire casings; welded joint 6 is coated by left half line cover 7a and right half line cover 7b; outside lead 5 is drawn and by the clamping that cooperatively interacts of upper tooth 76 and lower tooth 77 from line outlet 72; simple in structure; install simple and easyly, cost is low, good reliability; effectively the protection lead-in wire welds the formation welded joint with the end of a thread of winding, has strengthened the pulling force of lead-in wire.

Claims

1. motor outlet wire structure, comprise stator core (1), winding (2), casing (3), end cap (4) and outside lead (5), winding (2) is wound on the stator core (1), casing (3) is sleeved on outside the stator core (1), end cap (4) is installed in casing (3) end, outside lead (5) welds formation welded joint (6) with the end of a thread (21) of winding (2), it is characterized in that: it also comprises wire bushing (7), wire bushing (7) is installed on the casing (3), be provided with incoming line (71) and line outlet (72) on the wire bushing (7), incoming line (71) and line outlet (72) are communicated with, between incoming line (71) and line outlet (72), offer some wire casings (73) in the wire bushing (7), welded joint (6) is passed incoming line (71) and embeds wire casing (73) inner, welded joint (6) is coated by wire bushing (7), and outside lead (5) is drawn from line outlet (72).

2. a kind of motor outlet wire structure according to claim 1, it is characterized in that: described wire bushing (7) comprises left half line cover (7a) and right half line cover (7b), left half line cover (7a) and right half line cover (7b) outside offer respectively left draw-in groove (74) and right draw-in groove (75), it is inner that left draw-in groove (74) and right draw-in groove (75) embed the casing breach (31) of offering casing (3) end, and end cap (4) is pressed on left half line cover (7a) and the right half line cover (7b).

3. a kind of motor outlet wire structure according to claim 2, it is characterized in that: offer incoming line (71) on left half line cover (7a) medial end, outside incoming line (71), left half line cover (7a) arranges some wire casings (73), wire casing (73) is outer, left half line cover (7a) end arranges line outlet (72), protrude respectively some upper teeth (76) and lower tooth (77) outside line outlet (72), on left half line cover (7a) and the right half line cover (7b), upper tooth (76) and lower tooth (77) cooperatively interact and clamp outside lead (5).

4. according to claim 2 or 3 described a kind of motor outlet wire structures, it is characterized in that: left half line cover (7a) and right half line cover (7b) are injection mo(u)ldings.