Electric power connector
Technical field
The present invention relates to a kind of electric power connector, relate in particular to a kind of flexible bus bar and strong electric power connector of steadiness of being used for fixing.
Background technology
(Flexible Flat Cable FFC), is a kind of signal line to be coated on product form within the insulation plastic cement mould to common being seen flexible bus bar, and its maximum characteristics are and can carry out deflection freely according to the different needs of user.And,, be particularly useful for short and small, frivolous electronic products such as notebook computer, CD-ROM drive, disc driver, printer or mobile phone because its in light weight, thin thickness can cooperate electronic product inner space size and shape to carry out three-dimensional line configuring.When reality was used, flexible bus bar itself but linked by a connector that is fixed on the circuit board not directly on circuit board.
At present, (the Taiwan number of patent application is: 095124194), its structure comprises the flexible bus bar connector of using always in the electronic product: shell, plural terminals and the flip component of an insulation material.Plural terminals is installed in the enclosure, and each terminal all has a press section, for pushing flexible bus bar; And the other end with respect to the press section is provided with compression zone, and when turning part was positioned at off-position, this turning part was exerted pressure to compression zone, makes terminal produce elastic deformation and makes the press section add being pressed on the flexible bus bar, forming electrical ties.
Though above-mentioned electric power connector has been considered the problem of pushing flexible bus bar, strengthening electrical ties stability, lack rational structure but still exist: the recess that the compression zone of terminal is provided with a protuberance and links to each other with protuberance, the cam part of turning part is turned to when supporting on protuberance, can produce maximum resist force, and then make cam part turn to formation location in the recess.Therefore, when locating in turning part rotates back recess, turning part does not support on protuberance fully, can't firmly support on flexible bus bar, very easily causes loosening, the disengaging of flexible bus bar, and influence is normally used.
Summary of the invention
Fault of construction in view of above-mentioned existing electric power connector, the objective of the invention is to: a kind of electric power connector is provided, utilize the architectural feature and the relative position relation thereof of its terminal and flip, the last contact site of terminal can more firmly be tight against on the flexible bus bar surface, and then make electronic product can more stably realize function.
The purpose of electric power connector of the present invention, its implementation is:
Electric power connector, finger is used for fixing the electric power connector of flexible bus bar especially, and its architectural feature comprises: an insulating body is provided with pre-and post perforative open front, after-opening and plural terminals slot;
Be assembled in the plural terminals in the terminal slots, arbitrary terminal all has upper arm and the underarm that is parallel to each other, connect with linking part, and the front end of upper arm and underarm is formed with contact site and contact site down respectively, on flexible bus bar is clamped between contact site and the following contact site; The terminal articulated section that forms of upper arm with a guide groove;
A pair of pad is assembled in the insulating body both sides;
One has the flip of operating portion and rotation section, and both sides are provided with axial region and are seated on the pad, and the rotation section is hubbed in the guide groove of articulated section, and different and freely rotates according to flip unlatching and closing state, during the flip unlatching, in the rotation section embedding guide groove; When flip was closed, the rotation section supports simultaneously between the upper arm of linking part rear end and underarm opened it, and last contact site is tight against downwards on flexible bus bar, forms firm clamping, location.
Implement design of the present invention, can make that the flexible bus bar assembling is more firm.In use flexible bus bar has and is difficult for the good result that gets loose or be pulled out, has further improved the stability of the normal use of electric power connector.
Description of drawings
Fig. 1 is a three-dimensional exploded view of the present invention;
Fig. 2 is a three-dimensional combination figure of the present invention;
Fig. 3 is that the present invention assembles the side cutaway view after finishing;
Fig. 4 is the side cutaway view of Fig. 1 of the present invention near the pad place;
Fig. 5 is the side cutaway view of opening of the present invention;
Fig. 6 is the side cutaway view of opening of the present invention.
More than the implication of Reference numeral in the middle of each figure be:
10 insulating bodies
11 open fronts, 12 after-openings
Slot on 13 terminal slots 131
132 times slot 133 location divisions
14 hollow slots 15 are worn groove
20 terminals
Contact site on 21 upper arm 211
212 articulated sections, 213 guide grooves
221 times contact sites of 22 underarms
222 weld parts, 223 teats
224 block protuberances, 23 linking parts
30 pads
31 butting sections, 32 flat parts
40 flips
41 operating portions, 42 rotation sections
43 axial regions, 50 flexible bus bars
Embodiment
To realize that in order more in depth understanding the present invention creates technological means and the effect that purpose is taked, this to be elaborated, with thorough analysis purpose of the present invention, concrete approach and special-effect below in conjunction with the embodiment accompanying drawing.But the following drawings only provides reference as embodiment, is not with this protection range of the present invention to be limited.
To shown in Figure 4, is side cutaway view after three-dimensional exploded view, three-dimensional combination figure, the assembling of a preferred embodiment of the present invention finished and Fig. 1 side cutaway view near the pad place as Fig. 2.As seen from the figure, electric power connector of the present invention is made up of an insulating body 10, a plurality of terminal 20, a pair of pad 30 and a flip 40, and each element structure is characterized as:
Insulating body 10 is a cuboid, has pre-and post perforative open front 11, after-opening 12 and a plurality of transversely arranged terminal slots 13.Terminal slots 13 wherein is to have the last slot 131 of relative design to reach slot 132 formations down, be provided with location division 133 between the two, and the end face that closes on after-opening 12 on insulating body 10 is provided with a hollow slots 14, and run through before and after being respectively equipped with in insulating body 10 both sides, be used for installing pad 30 wear groove 15.
Terminal 20 is by the moulding of sheet metal integrated punching, and each terminal 20 all is " worker " font, makes it have parallel upper arm 21 and underarm 22 and relative vertical linking part 23 up and down.Form contact site 211 respectively at the front end of upper arm 21 and underarm 22 and reach contact site 221 down, and upper arm 21 terminal formation one have the articulated section 212 of guide groove 213; Underarm 22 ends then go out the weld part 222 in a prominent leakage and the insulating body outside downwards, are used for electric power connector electrically is welded on the circuit board.In addition, also be provided with on the underarm 22 corresponding to the teat 223 of location division 133 and corresponding to the block protuberance 224 of guide groove 213 front ends.
Pad 30 is also by the moulding of sheet metal integrated punching, and the front end of pad 30 has a butting section 31, and the end of pad 30 has a flat part 32, and the height of flat part 32 is less than the height of butting section 31.
Flip 40 is made by the insulation material, have operating portion 41 and rotation section 42, and in the rotation section 42 both sides are formed with axial region 43, and the rotation section 42 of flip 40 is that the guide groove 213 of corresponding terminal 20 is set, make rotation section 42 be the equi-spaced apart design, and this rotation section 42 have oblong section shape (as Fig. 3, shown in Figure 5).
The assembling process of above-mentioned each member is: earlier plural terminals 20 is inserted in the terminal slots 13 from after-opening 12,222 of the weld parts of terminal 20 are resisted against the outer rim of after-opening 12 and protrude in outside the after-opening 12, upper arm 21 and underarm 22 are positioned at respectively in slot 131 and the following slot 132,223 of the teats of underarm 22 are interfered on location division 133, make terminal 20 form firm location.Assembled gasket 30 then, with pad 30 by insulating body 10 the place aheads wearing in the groove 15 of both sides of planting, make the butting section 31 of pad 30 be stuck in the open front formation location of wearing groove 15, the flat part 32 of pad 30 then protrudes in the below of wearing groove 15 and being positioned at hollow slots 14.Assemble flip 40 at last, packed in the guide groove 213 of upper arm 21 articulated sections 212 in the rotation section 42 of flip 40, and the axial region 43 of flip 40 both sides steadily is seated in flat part 32 tops, have the flip of avoiding 40 and rock, promote steadiness, and make flip 40 can be in the enable possition and off-position see rotation, by the setting of the block protuberance 224 on the underarm 22, make its 42 the place aheads, rotation section, flip 40 assembling back be hampered by block protuberance 224 in addition, prevent flip 40 inside slippages.
As shown in Figure 5 and Figure 6, be the generalized section of opening of the present invention and closed condition respectively.As shown in the figure, electric power connector of the present invention only is used for clamping flexible bus bar 50, and it is connected into circuit board.When flip 40 is in the enable possition, one lateral margin of this rotation section 42 is fitted in the internal face of guide groove 213 fully, and flexible bus bar 50 has open front 11 to insert to go up contact site 211 and down between the contact site 221, and the front end of flexible bus bar 50 can be resisted against location division 133 and can not continue to stretch into.Then the operating portion 41 of flip 40 is depressed toward the clockwise direction, this rotation process has formed the closed condition of flip 40, and is positioned at the rear of insulating body 10.At this moment, the upper limb of the rotation section 42 of flip 40 and lower edge support respectively on the internal face of the guide groove 213 of upper arm 21 and underarm 22 surfaces, thereby make the guide groove 213 of the 42 pairs of upper arm 21 in rotation section of flip 40 produce the upwards strength of pushing and pressing, in addition the last contact site 211 of upper arm 21 front ends is to pressing down and be tight against on flexible bus bar 50, and then makes flexible bus bar 50 and the stable electrical ties of each terminal 20 formation.
Moreover, because the following contact site 221 of terminal 20 compares to contact site 211 more near open front 11, therefore when flexible bus bar 50 inserts between the two, this time contact site 221 can be with flexible bus bar 50 ground jack-up slightly upwards, make flexible bus bar 50 end faces more can towards last contact site 211 against, reach the soundness between the contact site 221 down thereby effectively improved flexible bus bar 50 at last contact site 211, and then the bad phenomenon of avoiding flexible bus bar 50 to get loose takes place.
Thus, guide groove 213 inner faces of the present invention to the distance of underarm 22 end faces is less than the height of rotation section 42 when the off-position, therefore when shutoff operation is carried out in flip 40, still can contact site 211 be compressed the upper arm 21 terminal jack-up that make progress downwards.Really have the effect and the ability that realize aforementioned creation purpose, its practicality is worthy of popularization.
In sum; only be at a detailed description that preferred embodiments is done of the present invention; be not to limit this patent protection range with this; therefore do simple and easy modification or equivalent structure variation for specification of the present invention and example figure in every case; can reach the design of aforementioned effect, all should belong within the present patent application claim.