CN207705422U

CN207705422U - A kind of connector

Info

Publication number: CN207705422U
Application number: CN201820042476.5U
Authority: CN
Inventors: 卢金春
Original assignee: NINGBO CONNFLY ELECTRONIC CO Ltd
Current assignee: NINGBO CONNFLY ELECTRONIC CO Ltd
Priority date: 2018-01-11
Filing date: 2018-01-11
Publication date: 2018-08-07
Anticipated expiration: 2028-01-11

Abstract

The utility model discloses a kind of connectors, including pcb board, it is fixedly connected with plastic block on the pcb board, several holes PIN are offered in the plastic block, it is equipped with terminal in the holes PIN, the head end of the terminal is pierced by from the holes PIN, the tail end of the terminal is electrically connected with the pcb board, the connector further includes that can limit the terminal to the position-limit mechanism moved far from the pcb board direction, and the position-limit mechanism includes the confined planes being arranged in the holes PIN and is arranged on the terminal and anti-back boss corresponding with the confined planes.The beneficial effects of the utility model：Terminal connection is reliable, is not easy to loosen, and has good guidance quality, can avoid inserting bad female seat terminal blade.

Description

A kind of connector

Technical field

The utility model is related to electrical equipment technical fields, it particularly relates to a kind of connector.

Background technology

Essentially all of electronic electric equipment is required to use power supply, especially some mobile devices, such as notebook Computer, balance car, AGV automatic guided vehicles, wireless blue tooth speaker, charger baby etc., in order to carry and work conveniently, these equipment Power supply be designed substantially to cell type, usual battery uses the connection type of contact pin and socket, contact pin or socket logical with mainboard The form for crossing welding is fixed on above battery and mainboard, and mainboard can be supplied by being then attached rear battery between the two Electricity.Because battery be can charge type repeatedly, be required to plug daily, if the connect-disconnect life and connection reliability of contact pin and socket without Method meets the needs of equipment, and this measure will make these mobile devices have to enter mainboard or battery altering state in advance, it is positive because Quality problem to be connect with socket due to contact pin causes the service life of terminal mobile device to greatly shorten, between invisible Considerably increase the cost using these mobile devices.

With advances in technology and requirement of the consumer to mobile device is higher and higher, such as laptop, display Connection lifetime between screen and mainboard is up to tens of thousands of times or more, and battery is typically designed on mainboard, then show screen by Main board power supply, and folding angles range is also increasing between the two, traditional connector has been difficult to meet these demands, special Other contact pin and socket to insert leading portion be very easy to occur pin terminal top lead to socket end deformable blade to female terminal blade and Appearance can not normal contact phenomena.

For the problems in the relevant technologies, currently no effective solution has been proposed.

Utility model content

For above-mentioned technical problem in the related technology, the utility model proposes a kind of connector, connection reliability is high.

To realize the above-mentioned technical purpose, the technical solution of the utility model is realized in：

A kind of connector, including pcb board are fixedly connected with plastic block on the pcb board, if being offered in the plastic block The holes PIN are done, are equipped with terminal in the holes PIN, the head end of the terminal is pierced by from the holes PIN, the tail end of the terminal It is electrically connected with the pcb board, the connector further includes that can limit the terminal to the limit moved far from the pcb board direction Mechanism, the position-limit mechanism include the confined planes being arranged in the holes PIN and be arranged on the terminal and with the limit The corresponding anti-back boss of plane.

Further, it is convexly equipped with jube between adjacent two holes PIN, the jube is respectively positioned on close in the plastic block The side of the pcb board.

Further, the side in the plastic block close to the pcb board is provided with several fool proof columns, on the pcb board It is provided with and several fool proof columns several fool proof holes correspondingly.

Further, the tail portion of the terminal is needle-like structures, and the pcb board is provided with matches with the needle-like structures grafting The connecting hole of conjunction.

Further, the tail end of the needle-like structures is provided with the first chamfering, has the conical surface on the needle-like structures, described The tail end of the conical surface from the needle-like structures gradually expands.

Further, the stem of the terminal is slab structure, and the edge of the slab structure is provided with the second chamfering.

Further, the stuck point of fluted and the closely groove setting protrusion, institute are set in the slab structure It states groove and stuck point is respectively positioned in the holes PIN.

The beneficial effects of the utility model：Terminal connection is reliable, is not easy to loosen, and has good guidance quality, can avoid inserting Bad female seat terminal blade.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model Some embodiments for those of ordinary skill in the art without creative efforts, can also be according to this A little attached drawings obtain other attached drawings.

Fig. 1 is the structural schematic diagram of the connector according to the utility model embodiment；

Fig. 2 is the A-A sectional views of connector shown in FIG. 1；

Fig. 3 is the decomposition texture schematic diagram of the connector according to the utility model embodiment.

In figure：

1, pcb board；2, plastic block；3, the holes PIN；4, terminal；5, confined planes；6, anti-back boss；7, jube；8, fool proof column； 9, fool proof hole；10, connecting hole；11, the first chamfering；12, the conical surface；13, the second chamfering；14, groove；15, stuck point.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, the every other embodiment that those of ordinary skill in the art are obtained all belongs to In the range of the utility model protection.

As shown in Figs. 1-3, a kind of connector according to the utility model embodiment, including pcb board 1, the pcb board It is fixedly connected with plastic block 2 on 1, several holes PIN 3 are offered in the plastic block 2, terminal 4, institute are equipped in the holes PIN 3 The head end for stating terminal 4 is pierced by from the holes PIN 3, and the tail end of the terminal 4 is electrically connected with the pcb board 1, the connector Further include that can limit the terminal 4 to the position-limit mechanism moved far from 1 direction of the pcb board, the position-limit mechanism includes setting Confined planes 5 in the holes PIN 3 and it is arranged on the terminal 4 and anti-back boss corresponding with the confined planes 56.

Further, it is convexly equipped with jube 7 between adjacent two holes PIN 3, the jube 7 is respectively positioned in the plastic block 2 Close to the side of the pcb board 1.

Further, the side of the pcb board 1 is provided with several fool proof columns 8, the pcb board in the plastic block 2 It is provided on 1 and the one-to-one several fool proof holes of several fool proof columns 89.

Further, the tail portion of the terminal 4 is needle-like structures, and the pcb board 1 is provided with and the needle-like structures grafting The connecting hole 10 of cooperation.

Further, the tail end of the needle-like structures is provided with the first chamfering 11, has the conical surface 12 on the needle-like structures, The tail end of the conical surface 12 from the needle-like structures gradually expands.

Further, the stem of the terminal 4 is slab structure, and the edge of the slab structure is provided with the second chamfering 13。

Further, fluted 14 and the closely stuck point of the protrusion of the setting of the groove 14 are set in the slab structure 15, the groove 14 and stuck point 15 are respectively positioned in the holes PIN 3.

In order to facilitate the above-mentioned technical proposal of the utility model is understood, below by way of specifically used mode to the utility model Above-mentioned technical proposal be described in detail.

Connector described in the utility model is made of pcb board 1, plastic block 2 and terminal 4, and wherein plastic block 2 is arranged above There are several holes PIN 3, terminal 4 to be then inserted into the corresponding holes PIN 3, after terminal 4 is inserted into the holes PIN 3, terminal 4 On stuck point 15 will be pierced into the inner wall in PIN holes 3, this can make plastic block 2 generate larger retentivity, keep terminal 4 more firm, but same When to prevent plastic block 2 due to generating the phenomenon that larger retentivity causes cracking, closely the position setting of stuck point 15 is fluted 14, extra plastic rubber material will be injected into groove 14 after stuck point 15 is pierced into the inner wall in the holes PIN 3, will buffer plastic cement significantly at this time Block 2 is by the extruding force that plastic rubber material after the piercing of stuck point 15 can not flow and generate.For prevent terminal 4 by wave crest or reflow soldering after The loose phenomenon of appearance is additionally provided with anti-back boss 6 on terminal 4, and anti-back boss 6 offsets with the confined planes 5 in plastic block 2, this Act can substantially increase the generated reaction force when pulling out outward of terminal 4, to ensure that terminal 4 is not easy to loosen.In addition plastic cement Block 2 is provided with jube 7 between two neighboring terminal 4, when this jube 7 can prevent wave crest or reflow soldering two terminals 4 it Between due to ooze tin and caused by short circuit phenomenon in addition to this due to being provided with jube 7 between plastic block 2 and pcb board 1, can prevent Plastic block 2 is moved because being pressurized towards pcb board 1, to improve the compressive property of product.

Lead to deformable blade to be easy to be inserted into female terminal blade when thoroughly solving the problems, such as terminal 4 and mother socket to inserting, this The edge being in contact with female end blades on terminal 4 is respectively provided with the second chamfering 13 of cutting edge shape by utility model, this The sharp degree of second chamfering 13 is very big, and guidance quality is very good, and before with mother socket to inserting, even if being set to slot, there are offsetting feelings It can also normally be imported under condition, to avoid inserting bad female seat terminal blade.

Further to promote connector operating efficiency when assembled, the utility model is by the needle-like structures of 4 tail portion of terminal The upper setting conical surface 12, in addition to the conical surface 12, the tail end of needle-like structures is additionally provided with the first chamfering 11, in the first chamfering 11 and the conical surface Under the double action of 12 the two guide frames, when connecting hole 10 that needle-like structures are inserted on pcb board 1, can have larger lead To effect, operating efficiency when staff's assembly and connection device can be greatly promoted under guiding role.

In assembly and connection device, after terminal 4 and plastic block 2 are first assembled into a component, then connect with pcb board 1, it is usually electric The voltage or signal that each terminal 4 on connector transmits can be distinctly claimed by gas engineer, thus, each aciculiform knot The position of structure need to correctly be connect with the lead on pcb board 1, to ensure that staff will not lead to incorrect polarity because anti-inserted, The utility model is additionally provided with fool proof column 8 in plastic block 2, this fool proof column 8 carries out gap with the fool proof hole 9 on pcb board 1 and matches It closes, if component is anti-inserted, needle-like structures will be unable to normally be inserted into connecting hole 10, to ensure that connector can 100% just Often, this fool proof column 8 is also equipped with the positioning intensity for increasing entire component on pcb board 1, to promote product in addition to fool proof Quality after welding.

In conclusion by means of the above-mentioned technical proposal of the utility model, terminal connection is reliable, is not easy to loosen, and has good Good guidance quality can avoid inserting bad female seat terminal blade.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims

1. a kind of connector, including pcb board（1）, which is characterized in that the pcb board（1）On be fixedly connected with plastic block（2）, institute State plastic block（2）On offer several holes PIN（3）, the holes PIN（3）Inside it is equipped with terminal（4）, the terminal（4）Head end From the holes PIN（3）In be pierced by, the terminal（4）Tail end and the pcb board（1）Electrical connection, the connector further includes energy Limit the terminal（4）To far from the pcb board（1）The position-limit mechanism of direction movement, the position-limit mechanism include being arranged in institute State the holes PIN（3）Interior confined planes（5）And it is arranged in the terminal（4）It is upper and with the confined planes（5）Corresponding anti-back is convex Platform（6）.

2. connector according to claim 1, which is characterized in that adjacent two holes PIN（3）Between be convexly equipped with jube （7）, the jube（7）It is respectively positioned on the plastic block（2）The upper close pcb board（1）Side.

3. connector according to claim 1, which is characterized in that the plastic block（2）The upper close pcb board（1）'s Side is provided with several fool proof columns（8）, the pcb board（1）On be provided with and several fool proof columns（8）It is one-to-one several Fool proof hole（9）.

4. connector according to claim 1, which is characterized in that the terminal（4）Tail portion be needle-like structures, it is described Pcb board（1）It is provided with the connecting hole mating with the needle-like structures（10）.

5. connector according to claim 4, which is characterized in that the tail end of the needle-like structures is provided with the first chamfering （11）, there is on the needle-like structures conical surface（12）, the conical surface（12）It is gradually expanded from the tail end of the needle-like structures.

6. connector according to claim 1, which is characterized in that the terminal（4）Stem be slab structure, the plate The edge of shape structure is provided with the second chamfering（13）.

7. connector according to claim 6, which is characterized in that be arranged in the slab structure fluted（14）And it is tight Suffer the groove（14）The stuck point of the protrusion of setting（15）, the groove（14）And stuck point（15）It is respectively positioned on the holes PIN（3） It is interior.