CN201273536Y

CN201273536Y - Indication lamp fixing structure of electric power connector

Info

Publication number: CN201273536Y
Application number: CNU2008201475436U
Authority: CN
Inventors: 郑家奇; 罗志兵
Original assignee: Suyin Electronics Dongguan Co Ltd
Current assignee: Suyin Electronics Dongguan Co Ltd
Priority date: 2008-09-17
Filing date: 2008-09-17
Publication date: 2009-07-15
Anticipated expiration: 2018-09-17

Abstract

The utility model relates to a fixing structure of a power supply connector indicator lamp, which guarantees that the assemblage of the indicator lamp is correct to display the working state of the power supply connector accurately. The fixing device comprises components such as an insulating body, an indicator lamp which is installed on one side wall of the insulating body, a rear cover which is matched to fix the indicator lamp, a metal shell and the like, wherein the indicator lamp is provided with a luminous part and a pin, the side edge of the rear end of the luminous part is prolonged to form a baffle block, a through hole is arranged on one side of the insulating body, the through hole is provided with a sleeve part which is used to sleeve the indicating lamp luminous part, a groove which is used to arrange the fixing baffle block, and a slot which is used to assemble a fixing seat of a fixed pin of the rear cover, the fixing seat of the rear cover is matched with the slot and is pressed on the baffle block in the groove through a contact plate on the front end of the fixing seat, which enables the indicator lamp to be fixed in the insulating body, and the baffle block of the luminous part and the groove are matched to form an error-preventing assembly structure.

Description

Power connector indicator lamp fixed structure

Affiliated technical field

The utility model discloses a kind of power connector indicator lamp fixed structure, especially relates to a kind of indicator lamp and fixes power connector indicator lamp fixed structure more firm and that have anti-mis-insertion assembling operation effect.

Background technology

Power connector is widely used in connecting in the electronic product dc source and transmission electronic signal, generally speaking, this power connector comprises a sheet center terminal and resilient sheet-like terminal on every side, during practical application, center terminal joins and transmission current with the both positive and negative polarity that docks power supply respectively with blade terminals.But this existing power connector can't in time react the current delivery state between it and butt connector.

So the power connector of indicator lamp has appearred having in industry, the indicator lamp duty of display power supply connector in real time wherein, as the Taiwan patent No. is the power connector A that discloses among the TW096211075, luminescence component H be installed in the first pedestal C1 groove C4 is set the time, wherein can make luminescence component H be fixed to the desired location place, prevent that luminescence component H from dropping by the stop section C5 that is provided with in the groove C4.Because of luminescence component H cooperates time error bigger with being provided with between the groove C4, fixing firm inadequately, the time is permanent loosening phenomenon to occur; In addition, in luminescence component H assembling process, anti-inserted situation can occur, cause illuminating part H pin both positive and negative polarity mistake, influence illuminating part H accurate duty of display power supply connector in subsequent applications because the illuminating part of luminescence component H is a rectangular structure.

In view of this, necessary to the existing power supply connector fixedly indicator lamp structure in the improvement, to overcome above-mentioned defective.

Summary of the invention

Main purpose of the present utility model is to provide a kind of power connector indicator lamp fixed structure, this fixed structure can make indicator lamp fixing more firm, assemble more convenient.

Another purpose of the present utility model is to provide a kind of power connector indicator lamp fixed structure, its anti-mis-insertion phenomenon can realize the indicator lamp assembling operation time of this fixed structure, thereby in subsequent applications the accurate duty of display power supply connector.

For reaching above-mentioned purpose of the present utility model, can be realized by following technical scheme: the utility model is a kind of power connector, it comprises insulating body, indicator lamp, conducting terminal group, bonnet and metal shell, wherein indicator lamp has an illuminating part and pin, this illuminating part has trapezoidal and the cuboid that connects as one, and concordant rear surface extends to form a block in the side in the illuminating part rear end; The wooden body that insulate has and runs through the front and back end and be used for fixing the ring-type receiving space of conducting terminal group and the through hole of ccontaining indicator lamp, this through hole is arranged at insulating body one side, have the sleeve part that is nested with the indicator lamp illuminating part, set the groove of fixed stop and be used to assemble the fluting of holder of the fixedly pin of bonnet, the bonnet holder is matched with in the fluting and by holder front end touch panel and is crimped on the block in the groove, indicator lamp is fixedly secured in the wooden body of insulation, the block of illuminating part and groove coupling forms anti-error package assembly simultaneously, further reduces rear end processing procedure operation.

Compared with prior art, the through hole that the insulating body of the utility model power connector is provided with in a sidepiece, this through hole has a groove and indicator lamp illuminating part block coupling, be pressed on to make on the block can not rock before and after the indicator lamp by holder touch panel front end and be firmly secured in the insulating body, this groove and block coupling forms an anti-mis-insertion structure simultaneously, guaranteeing that indicator lamp is accurate inserts in the insulating body, thereby makes it be welded on the circuit board the accurately duty of display power supply connector.

Description of drawings

Fig. 1 is the stereogram of the utility model power connector;

Fig. 2 is the three-dimensional exploded view of the utility model power connector;

Fig. 3 is another visual angle of three-dimensional exploded view of the utility model power connector;

Fig. 4 is the insulating body stereogram of the utility model power connector;

Fig. 5 is the insulating body profile of the utility model power connector;

Fig. 6 is the profile of the utility model power connector.

Utility model:

100-power connector, 10-insulating body, 11-the first end face, 110-receiving space, 111-cylindrical portion, 12-the second end face, 120-through hole, 121-sleeve part, 122-groove, 123-fluting, 13-sidewall, 14-rear end face, 141-locating slot, 142-locating piece, 15-upper surface, 151-projection, 152-chute, 153-position-arresting groove, 20-indicator lamp, 21-illuminating part, 211-trapezoidal portion, 212-cuboid, 213-block, 22-pin, 30-bonnet, 31-matrix, 32-holder, 33-perforate, 34-madial wall, 35-dividing plate, 36-touch panel, 37-terminal groove, 38-guide groove, 39-buckle slot, 40-conducting terminal group, 41-center terminal, 42-blade terminals, 50-metal shell, 51-opening, 52-elastic card, 53-grab.

The specific embodiment

See also Fig. 1,2 and shown in Figure 3, be the power connector 100 of the utility model specific embodiment, it comprises insulating body 10, be contained in indicator lamp 20 in the insulating body 10, cooperate fixedly bonnet 30, conducting terminal group 40 and the metal shell 50 of indicator lamp 20.Insulating body 10 front ends have the first step-like end face 11 and second end face 12, first end face 11 has the ring-type receiving space 110 that is used to accommodate conducting terminal group 40, receiving space 110 middle parts have a cylindrical portion 111, second end face 12 has the through hole 120 that is used to accommodate indicator lamp 20, in conjunction with Fig. 4, through hole 120 front ends are a trapezoidal sleeve part 121 that combines with rectangle, the rear end is positioned at the sleeve part 121 rectangles one side " groove 122 of [" shape and be communicated with insulating body 10 sidewalls 13 shapes as the " fluting 123 of [" shape that is recessed to form, consult Fig. 5, sleeve part 121 forms a ledge structure with groove 122 and is convenient to indicator lamp 20 is positioned in the insulating body 10, rear end face 14 has a plurality of locating slots 141 that are communicated with receiving space 110, protrude out formation locating piece 142 in rear end face 14 and be used to guide fixedly bonnet 30, in upper surface 15 close first end face, the 11 protruding secondary projections 151 that form, be recessed to form chute 152 near rear end face 14 in upper surface 15, be recessed to form position-arresting groove 153, above-mentioned projection 151 near sidewall 13, chute 152 and position-arresting groove 153 are used to guide fixing metal housing 50.

Indicator lamp 20 has an illuminating part 21 and forms with pin 22, this illuminating part 21 has trapezoidal 211 and the cuboid 212 that connects as one, concordant back, illuminating part 21 rear end side edges end face extends to form a block 213, indicator lamp 20 illuminating parts 21 are placed on sleeve part 121 from through hole 120 rear ends coupling, block 213 is placed in groove 122 inside, thereby indicator lamp 20 is fixed in the insulating body, block 213 forms an anti-mis-insertion structure with groove 122 couplings simultaneously, prevent that anti-pin 22 both positive and negative polarities that cause of indicator lamp 20 dresses are reciprocal, influence the duty of display power supply connector.

Bonnet 30 has a matrix 31, extend to form the fixing holder 32 of the pin 22 of indicator lamp 20 from matrix 31 1 sides, holder 32 madial walls 34 and be formed with touch panel 36 with dividing plate 35 between the perforate 33 that madial wall 34 links to each other, this touch panel 36 is " ⊥ " shape, touch panel 36 contacts block 213, the rear end of indicator lamp 20 is the holder butt then, thereby with indicator lamp 20 held stationary in insulating body 10, matrix 311 has the terminal groove 37 of a plurality of fixed conductive terminals groups 40 of perforation, thereby this terminal groove 37 cooperates conducting terminal group 40 held stationary with corresponding locating slot 141 in power connector 100, is recessed to form the guide groove 38 and the lower surface that combine with locating piece 142 from the upper surface of matrix 31 and is recessed to form the buckle slot 39 that fastens with metal shell 50.

Conducting terminal group 40 has center terminal 41 and blade terminals 42, center terminal 41 front group are loaded in the cylindrical portion 111, the rear end is contained in locating slot 112 and the terminal groove 37, blade terminals 42 front ends are contained in the receiving space 110, the rear end is fixed in locating slot 112 and the terminal groove 37, and bonnet 30 is all stretched out in above-mentioned center terminal 41 and resilient sheet-like terminal 42 rear ends.

It is one-body molded through punching press with the metal shell 50 of bonnet 30 to be coated on insulating body 10, its front end has the opening of establishing with projection 151 cards 51, the upper and lower surface punching press forms two elastic cards 52 and is convenient to slide to position-arresting groove 153,163 along chute 152,162 in assembling process, the rear end extends to form a plurality of grabs 53 and combines with buckle slot 38, thus by above-mentioned buckle structure with insulating body 10 and bonnet 30 strong bonded.

In assembling process, because of the sleeve part 121 of indicator lamp 20 illuminating parts 21 and through hole 120 is the structure that love and respect one's elder brother shape portion and cuboid are combined to form, be convenient to indicator lamp 20 couplings are placed in the insulating body 10, in conjunction with shown in Figure 6, block 213 is contained in the groove 122, and sleeve part 121 forms a step with groove 122 and stops that block 213 restriction indicator lamps 20 move forward, then bonnet 30 is assembled in the insulating body 10, " ⊥ " shape touch panel 36 contacts block 213 and illuminating part 21 rear ends, thereby with indicator lamp 20 held stationary in insulating body 10, locating piece 142 combines with guide groove 38 and makes insulating body 10 combine close and firm with bonnet 30 more, 50 liang of elastic cards 52 of metal shell are along chute 152,162 slide to position-arresting groove 153,163, opening 51 establishes with projection 151 cards and a plurality of grab 53 combines with buckle slot 38, thereby insulating body 10 and bonnet 30 firmly are coated in the metal shell 50.

Compared with prior art, advantage of the present utility model is: the through hole 120 that is provided with in insulating body 10 1 sidepieces of power connector 100, this through hole 120 has sleeve part 121 and forms a ledge structure with groove 122, the block 213 that stops illuminating part 21 prevents that indicator lamp 20 from moving forward, touch panel 36 compress block 213 rear ends with indicator lamp 20 held stationary in insulating body 10, simultaneously block 213 forms an anti-mis-insertion structure with groove 122 couplings, thereby makes it be welded on the circuit board (not shown) the accurately duty of display power supply connector 100.

The utility model for embodiment and accompanying drawing, only the utility model is illustrated for doing, be to make and be familiar with purpose and the effect that this operator can understand the utility model strictly according to the facts, but the utility model there is not any restriction, the utility model also can still have other variation embodiment, so allly be familiar with this operator and carry out other pattern under this case utility model spirit and implement not breaking away from, the equivalence that all should be considered as the request of this case right is implemented.

Claims

1. power connector indicator lamp fixed structure, include insulating body, indicator lamp, bonnet, conducting terminal group and metal shell, this insulating body one side has the through hole that is used to accommodate indicator lamp, indicator lamp has an illuminating part and pin, bonnet has the fixing holder of indicator lamp, it is characterized in that: the through hole front end is the sleeve part that is nested with illuminating part, the rear end is positioned at sleeve part one side and is recessed to form fluted and fluting, sleeve part and groove form a ledge structure, illuminating part rear end lateral margin is extended with the block that engages with groove, and the bonnet holder is fastened in the fluting and suppresses indicator lamp and fixed.

2. power connector indicator lamp fixed structure according to claim 1 is characterized in that: bonnet holder madial wall extends in groove and is provided with the touch panel that is connected to block, and described groove is " [" shape and structure.