CN200969546Y

CN200969546Y - Vehicle AC generator retractor collar device

Info

Publication number: CN200969546Y
Application number: CN 200620158482
Authority: CN
Inventors: 乔林; 张晓成
Original assignee: Prestolite Electric Beijing Ltd
Current assignee: Prestolite Electric Beijing Ltd
Priority date: 2006-11-15
Filing date: 2006-11-15
Publication date: 2007-10-31
Anticipated expiration: 2016-11-15

Abstract

The utility model discloses a slip ring device for automobile alternating current generator arranged on the automobile alternating current generator, which comprises a slip ring and a slip ring bracket. The slip ring is connected with the end part of the slip ring bracket and is sleeved on the rotor axis of the generator, the inner wall of the slip ring bracket has at least one conductor hole running through the coil conductor of the rotator, and the inner wall of the slip ring has a conductor hole corresponding to the slip ring bracket. The utility model cancels the metal leading sheet or the leading wire inside current slip device and adopts the arrangement of conductor hole on the slip ring bracket or the slip ring, which makes the rotor coil conductor weld with the slip ring through the conductor hole of the slip ring bracket and the conductor hole of the slip ring and effectively prevent the welding-off and short-circuit problem of current slip ring device.

Description

A kind of AC generator for vehicle slip-ring device

Technical field

The utility model relates to a kind of slip-ring device that is installed on the AC generator for vehicle.

Background technology

Existing generator slip ring device as shown in Figure 1, be with the metal leader or go between and 10 and 11 be welded on respectively on

slip ring

20 and 21, metal leader or lead-in wire mid portion are injection-moulded in the insulating material 30, passing through the metal leader or the derivation part 10a of lead-in wire and the lead of 11a and rotor coil again is connected, 10 and 10a be the two ends of a leader or lead-in wire, 11 and 11a be the two ends of another leader or lead-in wire.

Being connected as shown in Figure 2 of existing slip-ring device and rotor coil conducting wire, metal leader or lead-in wire 10a and rotor coil conducting wire 40 welding, metal leader or lead-in wire 11a and rotor coil conducting wire 40a welding, 40 and 40a be the two ends of winding wire, there is the metal leader in existing structure or goes between 10 and the problem of slip ring 20 sealing-offs, metal leader or go between 11 and the problem of slip ring 21 sealing-offs, and the short circuit of the metal leader or the 10 and 11 pairs of axles 50 that go between.

Summary of the invention

Technical problem to be solved in the utility model provides a kind of AC generator for vehicle slip-ring device that effectively prevents sealing-off and short circuit.

To achieve these goals, the utility model provides a kind of AC generator for vehicle slip-ring device, is installed on the AC generator for vehicle, and its characteristics are, comprising: slip ring and slip ring spider; Described slip ring links to each other with described slip ring spider end and is sleeved on the generator rotor shaft; Has at least one wire guide that runs through rotor coil conducting wire in the inwall of described slip ring spider; Have in the inwall of described slip ring one with the corresponding wire guide of described slip ring spider.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics be, described slip ring comprises the insulation inner ring body and is set in two metal outer shrouds on the inner ring body.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that the wire guide on the described slip ring spider is two, is arranged at respectively in the inwall at corresponding two ends on the described slip ring spider.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that described slip ring spider comprises: the cylinder body and the base that is positioned at the rear end that are positioned at front end; Described base is the boss shape, has on it from what two wire guides of described slip ring spider extended back to be the splay line portion that protects, and the described line portion end of protecting is connected with the end face of the rotor claw utmost point of alternating current generator.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that two wire guides on the described slip ring spider are the taper hole of cross section, back greater than the starting section.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that on the two metal outer shrouds of described slip ring, preceding outer shroud has the portion that extends axially forward; Back outer shroud has the portion that extends axially backward.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics be, before the described slip ring outer shroud extending part in described slip ring wire guide adjacent; Behind the described slip ring outer shroud extending part in described slip ring spider wire guide adjacent and relative with preceding outer shroud extension.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that described extension and metal outer shroud are a single piece.

Above-mentioned AC generator for vehicle slip-ring device, its characteristics are that described slip ring spider is an insulating material spare.

Effect of the present utility model is, the metal leader or the lead-in wire of existing slip-ring device inside have been cancelled, employing is provided with wire guide on slip ring spider and slip ring, make rotor coil conducting wire pass through slip ring spider wire guide and slip ring wire guide and slip ring welding, effectively prevented the sealing-off and the short circuit problem of existing slip-ring device.

Below in conjunction with the drawings and specific embodiments the utility model is described in detail, but not as to qualification of the present utility model.

Description of drawings

Fig. 1 is existing slip-ring device structure chart;

Fig. 2 is the connection layout of existing slip-ring device and rotor coil conducting wire;

Fig. 3 is the utility model slip ring structure chart;

Fig. 4 is the utility model slip ring spider structure chart;

Fig. 5 is the connection layout of the utility model slip-ring device and rotor coil conducting wire.

Wherein, Reference numeral

10,11 leaders or lead-in wire end

10a, 11a leader or lead-in wire the other end

20,21 slip ring metal outer shrouds

20a, 21a slip ring metal outer shroud extension

30 insulators

40,40a rotor coil conducting wire

50 generator rotor shafts

60 slip ring wire guides

61,62 slip ring spider wire guides

Embodiment

See also Fig. 3 the utility model slip ring structure chart; Fig. 4 the utility model slip ring spider structure chart; The connection layout of Fig. 5 the utility model slip-ring device and rotor coil conducting wire.

The utility model AC generator for vehicle slip-ring device is sleeved on the motor vehicle alternator rotor axle 50, comprise slip ring and slip ring spider that the end links to each other, slip ring spider is an insulating material, comprising: be positioned at the base that front end is used for bearings mounted cylinder body and is positioned at the rear end; Base is the boss shape, have two

wire guides

61,62 that run through rotor coil conducting wire in the inwall of slip ring spider, this

wire guide

61,62 is the bellmouth of cross section, back greater than the starting section, on base, have from what two

wire guides

61,62 extended back and be the splay line portion that protects, protect line portion end and be connected with the end face of the rotor claw utmost point of alternating current generator.Slip ring comprises, insulating part inner ring body and be set in two metal

outer shrouds

20,21 on the inner ring body, have axially extended extension 20a, 21a on the two metal outer shrouds, this extension 20a, 21a and two metal

outer shrouds

20,21 are as a whole, have and slip ring spider wire guide 61 corresponding wire guides 60 in insulation inner ring body wall.

Alternator rotor winding wire 40 is welded with slip ring metal outer shroud 21a by slip ring spider wire guide 62; Alternator rotor winding wire 40a is by slip ring spider wire guide 61 and slip ring wire guide 60 and slip ring metal outer shroud welding 20a.

The utility model AC generator for vehicle slip-ring device, adopt slip ring and two parts of slip ring spider to form structure, on slip ring and slip ring spider, be provided with wire guide, the metal leader or the lead-in wire of the existing slip-ring device inside of cancellation, effectively solve the metal leader of slip-ring device inside or the problem of lead-in wire and slip ring sealing-off, and metal leader or lead-in wire are to the axle problem of short-circuit.

Certainly; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.

Claims

1, a kind of AC generator for vehicle slip-ring device is installed on the AC generator for vehicle, it is characterized in that, comprising: slip ring and slip ring spider; Described slip ring links to each other with described slip ring spider end and is sleeved on the generator rotor shaft; Has at least one wire guide that runs through rotor coil conducting wire in the inwall of described slip ring spider; Have in the inwall of described slip ring one with the corresponding wire guide of described slip ring spider.

2, AC generator for vehicle slip-ring device according to claim 1 is characterized in that, described slip ring comprises the insulation inner ring body and is set in two metal outer shrouds on the inner ring body.

3, AC generator for vehicle slip-ring device according to claim 1 is characterized in that, the wire guide on the described slip ring spider is two, is arranged at respectively in the inwall at corresponding two ends on the described slip ring spider.

4, AC generator for vehicle slip-ring device according to claim 3 is characterized in that, described slip ring spider comprises: the cylinder body and the base that is positioned at the rear end that are positioned at front end; Described base is the boss shape, has on it from what two wire guides of described slip ring spider extended back to be the splay line portion that protects, and the described line portion end of protecting is connected with the end face of the rotor claw utmost point of alternating current generator.

According to claim 3 or 4 described AC generator for vehicle slip-ring devices, it is characterized in that 5, two wire guides on the described slip ring spider are the taper hole of cross section, back greater than the starting section.

6, AC generator for vehicle slip-ring device according to claim 1 is characterized in that, on the two metal outer shrouds of described slip ring, preceding outer shroud has the portion that extends axially forward; Back outer shroud has the portion that extends axially backward.

7, AC generator for vehicle slip-ring device according to claim 6 is characterized in that, before the described slip ring outer shroud extending part in described slip ring wire guide adjacent; Behind the described slip ring outer shroud extending part in described slip ring spider wire guide adjacent and relative with preceding outer shroud extension.

8, AC generator for vehicle slip-ring device according to claim 6 is characterized in that, described extension and metal outer shroud are a single piece.

9, AC generator for vehicle slip-ring device according to claim 1 is characterized in that, described slip ring spider is an insulating material spare.