CN209374729U - A kind of contact and a kind of mother socket - Google Patents

Abstract

The utility model relates to electric connector fields, a kind of mother socket is provided, including contact and insulating part, the contact includes cavity body, its both ends is respectively equipped with jack and tailpin, cavity body jack end is equipped with stuck point and contact flat spring, and outer periphery is equipped with guide ramp in the jack, and cavity body tailpin end is equipped with anti-back elastic slice and barb assembly；It is equipped with channel in the insulating part and is equipped with block for accommodating the contact, the channel, the block outer surface is equipped with inclined-plane, and inner surface keeps out the jack of the contact, and the insulating part is externally provided with guide groove.Mother socket according to the present utility model can reduce assembly error rate, increase the stability of mother socket, improve the reliability of electric current or signal transmission.

Description

A kind of contact and a kind of mother socket

Technical field

The utility model relates to electric connector fields, and more particularly to a kind of contact and a kind of mother socket.

Background technique

Electric connector is the critical elements that signal is connected with electric current between realization different function module, with social progress It is also higher and higher to the functional requirement of various electrical equipments with the promotion of people's demand；Electrical equipment is just towards integrated and intelligence Direction can be changed to develop, this necessarily leads to the miniaturization of various functional modules and the diversification of functions of modules, to need phase therewith Matched miniaturization electric connector.However, but there are some problems in small-sized mother socket installation, because jack is small, contact pin is thin, contact pin Between spacing it is small, traditional-handwork assembles easy mismatch, even results in contact pin and fractures；When encountering the external force such as vibration after the assembly is completed, insert It is electrically connected unstable between needle and mother socket, and contact pin stress also easily snaps off.

Accordingly, it is desirable to provide a kind of contact and a kind of mother socket, mentioned above at least partly to solve the problems, such as.

Utility model content

Mentioned above at least partly to solve the problems, such as, one aspect according to the present utility model provides a kind of contact Part, including jack and tailpin, the contact include cavity body, and the jack and the tailpin are arranged in the cavity body two End, cavity body jack end are equipped with stuck point and contact flat spring, and outer periphery is equipped with guide ramp, the cavity in the jack Body tailpin end is equipped with anti-back elastic slice and barb assembly.

Preferably, the contact flat spring extends to the tailpin and to the cavity body axis bending.

Preferably, the anti-back elastic slice tilts outward and to the tailpin end, and the barb of the barb assembly is described in Tailpin direction.

Preferably, the tailpin and the cavity body junction are equipped with bending part.

Preferably, the contact is integrally formed.

Other side according to the present utility model also provides a kind of mother socket, including any contact described above And insulating part, the interior channel equipped with several perforations of the insulating part are equipped with gear for accommodating the contact, the one end of the channel Block, the block outer surface are equipped with inclined-plane, and the inclined-plane to the passage axis from extending at the access port, the block Inner surface keeps out the jack, and the channel other end is equipped with convex block, the convex block and anti-back elastic slice cooperation, the insulation Part is externally provided with guide groove.

Preferably, when the contact is equipped with the bending part, the insulating part is equipped with groove, and the groove accommodates institute State bending part.

The beneficial effects of the utility model are, by the way that stuck point and contact flat spring is arranged at contact jack end, increase To contact surface and retentivity after inserting, anti-back elastic slice and barb assembly are set at tailpin end, increases contact fastening force and improves surely Qualitative, outer periphery is equipped with guide ramp in the jack, can be convenient for assembly；On the other hand, for using the mother of the contact Socket can make assembly more convenient, reduce error rate and increase keeping by the way that inclined-plane and guide groove are arranged on the block of jack end Power.

Detailed description of the invention

The advantages of in order to make the utility model, is easier to understand, by the specific embodiment by reference to being shown in the accompanying drawings The utility model being briefly described above is more fully described.It is understood that these attached drawings depict only the typical case of the utility model Embodiment, therefore it is not considered as the limitation to its protection scope, it should not be described by attached drawing with additional characteristics and details With explanation the utility model.

Fig. 1 is the positive stereoscopic diagram according to the utility model contact；

Fig. 2 is the reverse side stereoscopic schematic diagram according to the utility model contact；

Fig. 3 is the stereoscopic schematic diagram according to the utility model mother socket；

Fig. 4 is according to B-B cross-sectional view shown in Fig. 3；

Fig. 5 is according to A-A cross-sectional view shown in Fig. 3.

Description of symbols: 1- contact, 2- insulating part, 3- jack, 4- contact flat spring, 5- stuck point, 6- anti-back elastic slice, 7- Barb assembly, 8- bending part, 9- tailpin, 10- convex block, 11- groove, the channel 12-, 13- block, 14- guide groove.

Specific embodiment

In following discussion, gives details and more thoroughly understand in order to provide to the utility model.However, ability Field technique personnel will be seen that the utility model may not need one or more of these details and be carried out.Specifically showing In example, in order to avoid obscuring with the utility model, some technical characteristics well known in the art are not retouched at large It states.It should be noted that term " on " used herein, "lower", "front", "rear", "left", "right" and similar statement For illustrative purposes only, it not limits.

Referring to Figures 1 and 2, the contact 1 of the present embodiment, including jack 3 and tailpin 9, the contact 1 include cavity At the cavity body both ends, 3 end of cavity body jack is equipped with stuck point 5 and contact for body, the jack 3 and the setting of the tailpin 9 Elastic slice 4, outer periphery is equipped with guide ramp in the jack 3, and 9 end of cavity body tailpin is equipped with anti-back elastic slice 6 and barb group Part 7.Further, the contact flat spring 4 extends to the tailpin 9 and to the cavity body axis bending.Specifically, on the one hand It can be stamped and formed out by cavity body at least a pair of symmetrical stuck point 5 of 3 end of jack or setting nearby；4 quantity of contact flat spring can be One, can preferably be symmetrical arranged it is one or more pairs of, and from jack 3 to tailpin 9 extend and to cavity body axis bending, in jack 3 and contact pin to it is slotting when will not resist contact pin, while stuck point 5 and contact flat spring 4 surround contact pin together, both can increase electrical pickoff There is certain retentivity simultaneously；Guide ramp is all made in the interior outer periphery of 3 bead of jack, when seated with contact pin to being inserted with one Determine guiding function and facilitates insertion；On the other hand, because 1 figure of contact is smaller, to consider that contact 1 is installed to insulator at this time Operability, while also will be with respect to being installed in place the rear retentivity between insulator, and in 9 end of tailpin or setting nearby Anti-back elastic slice 6 and barb assembly 7, can meet these misgivings simultaneously, and anti-back elastic slice 6 and barb assembly 7 can be symmetrical arranged a pair Or it is multipair.

Further, the anti-back elastic slice 6 tilts outward and to 9 end of tailpin, the barb direction of the barb assembly 7 9 direction of tailpin.Specifically, 6 closure of anti-back elastic slice not will receive resistance when setting can make contact 1 be packed into insulator in this way Power, be installed in place rear defence extract piece 6 flick with insulator cooperate, be stuck in contact 1 in insulator, such as by power backward when Can create antagonism power；Multiple barbs can be set in single barb assembly 7, because barb, towards tailpin 9, contact 1 can be opposite Be easy insertion insulator because barb be against insulator inner wall and insulator interference fit, such as by setback force when barb can be extremely Small part is pierced into insulator inner wall, achievees the effect that retaining.

Further, the tailpin 9 and the cavity body junction are equipped with bending part 8.Specifically, can according to need To cooperate circuit board, and change the direction of jack 3 by bending tailpin 9, has the generation of bending part 8 at this time；It will be apparent that such as Fruit does not have to bending tailpin 9 then without changing 3 direction of jack, just generates without bending part 8 yet.Further, the contact 1 is integrally formed.For the embodiment of above-mentioned various contacts 1, it can be integrally formed and be produced by conductive material, increased small-sized The overall structure stability of contact 1.

Referring to Fig. 3, Fig. 4 and Fig. 5, the mother socket that the present embodiment is described in more detail, including any one described above are provided Contact 1 and insulating part 2, the interior channel 12 equipped with several perforations of the insulating part 2 are described logical for accommodating the contact 1 12 one end of road is equipped with block 13, and 13 outer surface of block is equipped with inclined-plane, the inclined-plane from 12 port of channel to described 12 axis of channel extends, and 13 inner surface of block keeps out the jack 3；12 other end of channel is equipped with convex block 10, described Convex block 10 and the anti-back elastic slice 6 cooperation；The insulating part 2 is externally provided with guide groove 14.Specifically, contact 1 is inserted into channel In 12, jack 3 resists when resisting 13 inner surface of block or stress, prevents contact 1 from running out of insulating part 2,13 outer surface of block Inclined-plane from extending at 12 port of channel to 12 axis direction of channel, play the role of guide socket and be correctly inserted into, while block 13 Thickness can be arranged as required, thick contact pin can be stopped to be inserted into contact 1, it is caused to damage, block 13 is at least set Set two, it is therefore preferable to be symmetrical arranged, can also be arranged again on this basis several more；Convex block 10 and anti-back elastic slice 6 cooperate, when anti- The piece 6 that extracts slides into its unfolded elastic slice after convex block 10, and anti-back elastic slice 6 can resist convex block 10 when the retrogressing of contact 1, reach anti-back Effect, it is clear that 10 quantity of convex block will also match with 6 quantity of anti-back elastic slice；It is located at the guide groove 14 of 2 outside of insulating part, because The contact pin of small-sized mother socket cooperation is thin, contact spacing is small, can be arranged in objective function module and what guide groove 14 cooperated leads Xiang Zhu, because guide groove 14 or guide post are larger for contact pin, and 11 shape and depth of groove of guide groove 14 itself Can be matched with guide post, if ensure when installation guide groove 14 correctly slide into guide post, so that it may be completed at the same time contact pin and Jack 3 assembles slotting completion, it is clear that guide groove 14 can be symmetrical arranged one or more pairs of；Meanwhile guide groove 14 and guide post it Between can have interference fit appropriate, the retentivity between mother socket and circuit board can be increased, can at least absorb part electricity consumption The external force that equipment is subject to increases the stability of mother socket, improves the reliability of electric current or signal transmission.

Further, when the contact 1 is equipped with the bending part 8, the insulating part 2 is equipped with groove 11, described recessed Slot 11 accommodates the bending part 8.Specifically, 9 bending of tailpin generates bending part 8, bending part 8 can be placed in groove 11 It is interior, play the protective effect to tailpin 9.

Claims (7)

1. a kind of contact, including jack and tailpin, which is characterized in that the contact includes cavity body, the jack and institute Tailpin setting is stated at the cavity body both ends, cavity body jack end is equipped with stuck point and contact flat spring, outside in the jack Surrounding is equipped with guide ramp, and cavity body tailpin end is equipped with anti-back elastic slice and barb assembly.

2. contact according to claim 1, which is characterized in that the contact flat spring extends to the tailpin and to described Cavity body axis bending.

3. contact according to claim 2, which is characterized in that the anti-back elastic slice is outside and sticks up to the tailpin end It rises, the barb of the barb assembly is towards the tailpin direction.

4. contact according to claim 3, which is characterized in that the tailpin and the cavity body junction are equipped with bending Portion.

5. contact according to claim 4, which is characterized in that the contact is integrally formed.

6. a kind of mother socket, which is characterized in that described exhausted including the contact and insulating part any in claim 1 to 5 Channel in edge part equipped with several perforations is equipped with block, the block appearance for accommodating the contact, the one end of the channel Face is equipped with inclined-plane, and from extending at the access port to the passage axis, the block inner surface is kept out described on the inclined-plane Jack, the channel other end are equipped with convex block, and the convex block and anti-back elastic slice cooperation, the insulating part are externally provided with guiding Slot.

7. mother socket according to claim 6, which is characterized in that described when the contact is equipped with the bending part Insulating part is equipped with groove, and the groove accommodates the bending part.