CN208862210U - A kind of BTB connector - Google Patents
A kind of BTB connector Download PDFInfo
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- CN208862210U CN208862210U CN201822005505.3U CN201822005505U CN208862210U CN 208862210 U CN208862210 U CN 208862210U CN 201822005505 U CN201822005505 U CN 201822005505U CN 208862210 U CN208862210 U CN 208862210U
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- arc convex
- main body
- contact zone
- convex contact
- end main
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Abstract
The utility model relates to a kind of BTB connectors, including male end main body, multiple male terminals, female end main body, multiple female terminals, female terminal includes setting fixed part, female end lead portion, contact portion, male terminal includes plug division, male end lead portion, contact portion includes the first elastic arm, first arc convex contact zone, second elastic arm, second arc convex contact zone, third protrusion plane contact area, first arc convex contact zone, second arc convex contact zone, third protrusion plane contact area is distributed on contact portion in upside-down triangle shape, the first guiding slide slot is provided on the side of plug division, first limiting slot, the second guiding slide slot is provided on the other side of plug division, second limiting slot, first arc convex contact zone is contacted with the first limit line of rabbet joint, second arc convex contact zone is contacted with the second limit line of rabbet joint, third protrusion is flat The bottom face contact in face contact area and plug division.The utility model has the advantages that high reliability, contact resistance are small, assembly is convenient.
Description
Technical field
The utility model relates to communications connectors technical fields, and in particular to a kind of BTB connector.
Background technique
Board to board connector, it is that transmittability is most in current all connector product types that industry, which is also referred to as BTB connector,
Strong connector product, be mainly used in electric system, communication network, financial manufacture, elevator, industrial automation, Medical Devices,
The industries such as office equipment, household electrical appliances, military project manufacture.Typical board to board connector terminal spacing is 0.4mm, 0.5mm, 0.635mm,
0.8mm,1.00m,1.27mm.Currently, BTB connector includes male end main body, male terminal, female end main body, female terminal, present market
On the male terminal of BTB connector mostly use kinds of point mode to contact or three-point contact greatly with female terminal, contacted using this two kinds
Effective contact area between the male terminal of mode and female terminal it is small and contact it is unreliable, cause the BTB connector exist contact
Resistance is big, the insecure defect of performance, and the unreasonable structural design of existing BTB connector, male end main body and female end main body
In assembly, male end main body and the plug feel of female end main body are poor, and assembly crewman, which can not understand, judges male end main body and female end master
Whether body assembles in place, so that the reliability of the BTB connector not can guarantee, and existing BTB connector there is also structures not
It is compact, performance is unstable, poor seismic behavior, the inconvenient defect of assembly.
Summary of the invention
The purpose of the utility model is to overcome the defects of the prior art, provide a kind of compact-sized, high reliability, contact
Resistance is small, assembles convenient and fast BTB connector.
To achieve the above object, the utility model uses a kind of BTB connector, including male end main body, multiple settings in public affairs
The main intracorporal male terminal in end, the female end main body matched with male end main body, it is multiple be arranged in the intracorporal female terminal of female end master, it is described
Female end main body upper surface it is recessed be formed with the docking groove matched with male end main body, and docking groove and male end main body
Shape matches, and male end main body is arranged in docking groove and constitutes being connected together for male end ontology and female end ontology, the mother
Terminal includes that the intracorporal fixed part of female end master is arranged in, the female end lead portion for extending in female end body exterior, is arranged in docking groove
Interior and U-shaped basic configuration contact portion, the male terminal include mutually be clamped with contact portion and U-shaped plug division, extend
In the male end lead portion of male end body exterior, the contact portion includes the first elastic arm, the first arc being arranged on the first elastic arm
Shape convex contact region, the second elastic arm, the second arc convex contact zone being arranged on the second elastic arm, third protrusion plane contact
Area, the first arc convex contact zone, the second arc convex contact zone, third protrusion plane contact area are in upside-down triangle shape
It is distributed on contact portion, is disposed with the first guiding at corresponding first arc convex contact zone on the side of the plug division
Slide slot, the first limiting slot, and the first arc convex contact zone can be slid into the first limiting slot from the first guiding slide slot and
The clamping of the first arc convex contact zone and the first limiting slot is constituted, corresponding second arc is convex on the other side of the plug division
It rises and is disposed with the second guiding slide slot, the second limiting slot at contact zone, and the second arc convex contact zone can be led from second
Slide into the second limiting slot and constitute the clamping of the second arc convex contact zone and the second limiting slot to slide slot, described the
One arc convex contact zone is contacted with the first limit line of rabbet joint, and the second arc convex contact zone is contacted with the second limit line of rabbet joint, described
Third protrusion plane contact area and plug division bottom face contact.
The male terminal for having the beneficial effect that the BTB connector of above structure and female terminal are contacted and one using two lines
The way of contact of face contact connects, and improves effective contact area of male terminal and female terminal, advantageously reduces impedance, improves electricity
The negotiability of stream；And between the first elastic arm and the second elastic arm of the female terminal of male terminal clamping, male terminal and female terminal are bullet
Property contact, when the connector is by extraneous impact, male terminal and female terminal are not likely to produce hit phenomenon, improve the connection
The anti-seismic performance of device, is conducive to male terminal and female terminal keeps being steadily contacted, and improves the stability of connector work.
Particularly, the first arc convex contact zone is arranged on the upper end of the first elastic arm, second arc
Convex contact region is arranged on the upper end of the second elastic arm, and the height of first elastic arm is greater than the height of the second elastic arm, and first
Difference in height h is formed between arc convex contact zone and the second arc convex contact zone1, first limiting slot and second limit
Difference in height h is formed between the slot of position2, and difference in height h1With difference in height h2It is equal.When male terminal is inserted into female terminal, female terminal
The first arc convex contact zone, the second arc convex contact zone successively pushed open by male terminal, the elastic force that male terminal is subject to is gradually
Become larger, when elasticity reaches maximum value, the first arc convex contact zone, the second arc convex contact zone fall into first simultaneously respectively
In limiting slot, the second limiting slot, due to strength stir it is larger, so being had apparent after male terminal and female terminal are engaging in place
Engaging sound and engaging feel, when extracting male terminal, male terminal is simultaneously by the first arc convex contact zone, the second arc convex
Contact zone elastic force, elastic force reach maximum value, ensure that biggish withdrawal force, so that male terminal and female terminal have in cooperation
The advantages of low insertion force, high withdrawal force, ensure that the stability that male terminal is contacted with female terminal.
Particularly, the first guiding slide slot, the second two sides for being oriented to slide slot are provided with the first guiding chamfering,
First limiting slot, the second limiting slot two sides be provided with the second guiding chamfering, and the angle of the first guiding chamfering is greater than second
It is oriented to the angle of chamfering.First guiding chamfering and the second guiding chamfering can play guiding role, avoid male terminal in insertion female end
The period of the day from 11 p.m. to 1 a.m deflects, and ensure that the first arc convex contact zone, the second arc convex contact zone can accurately enter contact zone, and
Second guiding chamfering can play positioning action, and when connector is shaken by foreign impacts, male terminal will not occur with female terminal
Hit phenomenon improves the reliability that male terminal is contacted with female terminal.
Particularly, the edge for docking groove being corresponded in the female end main body is provided with guide pad, pair
Be provided with the locating piece being connected with each guide pad on four side walls of access slot, the male end main body can by guide pad,
Locating piece slides into the clamping in docking groove and constituting male end main body and female end main body.By being provided with guiding in female end main body
In cooperation, guide pad can play guiding role, and male end main body can smoothly be caught in docking groove for block, male end main body and female end main body
It is interior, consequently facilitating the assembly of male end main body and female end main body, and locating piece plays positioning action, ensure that male end main body and female end
Body position cooperation is more accurate.
Particularly, it is provided with the guiding being connected with locating piece on the guide pad and slides inclined-plane, and set on locating piece
It is equipped with and slides the transition rounded corner that inclined-plane is connected with guiding.Guiding, which slides inclined-plane, can guarantee that male end main body can be assembled quickly
Into the docking groove of female end main body, abrasion can be reduced using transition rounded corner, be conducive to male terminal and smoothly imported into docking groove,
Improve the assembly efficiency of the connector.
Particularly, a U-shaped reinforcement foot, two reinforcement feet pair are respectively arranged in the both ends of the female end main body
Claim setting, and is respectively arranged with the leg being exposed at outside female end main body on the two sides of reinforcement foot.By being set in female end main body
It is equipped with reinforcement foot, improves the integral strength of female end main body, ensure that the reliability of the connector.
Detailed description of the invention
Fig. 1 is the utility model embodiment perspective view.
Fig. 2 is the utility model embodiment decomposition diagram.
Fig. 3 is the utility model embodiment cross-sectional view.
Fig. 4 is the perspective view of the utility model embodiment female terminal.
Fig. 5 is the first view stereo figure of the utility model embodiment male terminal.
Fig. 6 is the second view stereo figure of the utility model embodiment male terminal.
Fig. 7 is the perspective view that the utility model embodiment reinforces foot.
Specific embodiment
As shown in Fig. 1~7, the utility model embodiment is a kind of BTB connector, including male end main body 10, multiple settings
Male terminal 11 in male end main body 10, multiple is arranged in female end main body 20 the female end main body 20 matched with male end main body 10
Interior female terminal 21.The upper surface of the female end main body 20 is recessed to be formed with the docking groove matched with male end main body 10
201, and docking groove 201 matches with the shape of male end main body 10, male end main body 10 is arranged in docking groove 201 and constitutes male end
Ontology 10 is connected together with female end ontology 20.As shown in Fig. 1,2,7, it is respectively arranged in the both ends of the female end main body 20
One U-shaped reinforcement foot 22, two reinforcement feet 22 are symmetrical arranged, and are respectively arranged with one on the two sides of reinforcement foot 22 and are exposed at
Leg 221 outside female end main body 20.The female terminal 21 includes the fixed part 211 being arranged in female end main body 20, extends in
Female end lead portion 212 outside female end main body 20 is arranged in docking groove 201 and contact portion 213 that basic configuration is U-shaped, institute
The male terminal 11 stated includes with the clamping of 213 phase of contact portion and U-shaped plug division 111, extending in public affairs outside male end main body 10
Lead portion 112 is held, the contact portion 213 is convex including the first elastic arm 2131, the first arc being arranged on the first elastic arm 2132
It is convex to play contact zone 2132, the second elastic arm 2133, the second arc convex contact zone 2134 being arranged on the second elastic arm 2133, third
Play plane contact area 2135, the first arc convex contact zone 2132, the second arc convex contact zone 2134, third protrusion
Plane contact area 2135 is distributed on contact portion 213 in upside-down triangle shape, corresponding first arc on the side of the plug division 111
The first guiding slide slot 113, the first limiting slot 114 are disposed at shape convex contact region 2132, and the first arc convex connects
Touching area 2132 can slide into the first limiting slot 114 from the first guiding slide slot 113 and constitute the first arc convex contact zone
2132 and first limiting slot 114 clamping, on the other side of the plug division 111 corresponding second arc convex contact zone 2134
Place is disposed with the second guiding slide slot 115, the second limiting slot 116, and the second arc convex contact zone 2134 can be from second
Guiding slide slot 115 slides into the second limiting slot 116 and constitutes the second arc convex contact zone 2134 and the second limiting slot 116
Clamping, the first arc convex contact zone 2132 contacts with 114 line of the first limiting slot, the second arc convex contact zone
2134 contact with 116 line of the second limiting slot, and the third protrusion plane contact area 2135 and the bottom faces of plug division 213 connect
Touching.As shown in Fig. 3,4,5,6, the first arc convex contact zone 2132 is arranged on the upper end of the first elastic arm 2131, institute
The the second arc convex contact zone 2134 stated is arranged on the upper end of the second elastic arm 2133, the height of first elastic arm 2131
Greater than the height of the second elastic arm 2133, formed between the first arc convex contact zone 2132 and the second arc convex contact zone 2134
There is difference in height h1, difference in height h1For 0.05mm, height is formed between first limiting slot 114 and the second limiting slot 116
Poor h2, and difference in height h1With difference in height h2It is equal.When male terminal is inserted into female terminal, the first arc convex of female terminal is contacted
Area, the second arc convex contact zone are successively pushed open by male terminal, and the elastic force that male terminal is subject to becomes larger, when elasticity reaches maximum
When value, the first arc convex contact zone, the second arc convex contact zone fall into the first limiting slot, the second limiting slot simultaneously respectively
It is interior, due to strength stir it is larger, so have apparent engaging sound and engaging feel after male terminal and female terminal are engaging in place,
When extracting male terminal, simultaneously by the first arc convex contact zone, the second arc convex contact zone elastic force, elastic force reaches male terminal
To maximum value, biggish withdrawal force ensure that, so that male terminal and female terminal have low insertion force, high withdrawal force in cooperation
The advantages of, it ensure that the stability that male terminal is contacted with female terminal.
As it can be seen in figures 5 and 6, the two sides that the first guiding slide slot 113, second is oriented to slide slot 115 are provided with
First guiding chamfering 1111, the first limiting slot 114, the second limiting slot 116 two sides be provided with the second guiding chamfering 1112, and
The angle of first guiding chamfering 1111 is greater than the angle of the second guiding chamfering 1112.First guiding chamfering and the second guiding chamfering can
Guiding role is played, male terminal is avoided to deflect when being inserted into female terminal, ensure that the first arc convex contact zone, the second arc
Shape convex contact region can accurately enter contact zone, and the second guiding chamfering can play positioning action, when connector is by the external world
When impact endurance test shock, hit phenomenon will not occur for male terminal and female terminal, improve the reliability that male terminal is contacted with female terminal.
As shown in Figure 1, 2, the edge for docking groove 201 being corresponded in the female end main body 20 is provided with guide pad
201, the locating piece 203 being connected with each guide pad 201 is provided on four side walls of the docking groove 201, it is described
Male end main body 10 can be slid into docking groove 201 by guide pad 201, locating piece 203 and constitute male end main body 10 and female end master
The clamping of body 20.By being provided with guide pad, male end main body and female end main body in female end main body in cooperation, guide pad can be risen
To guiding role, male end main body can be smoothly caught in docking groove, consequently facilitating the assembly of male end main body and female end main body, and it is fixed
Position block plays positioning action, and it is more accurate to ensure that male end main body cooperates with female end body position.It is arranged on the guide pad 201
There is the guiding being connected with locating piece 203 to slide inclined-plane 202, and is provided on locating piece 203 and slides inclined-plane 203 with guiding and be connected
The transition rounded corner 204 connect.Guiding, which slides inclined-plane, can guarantee that male end main body can quickly be assembled to the docking groove of female end main body
It is interior, abrasion can be reduced using transition rounded corner, be conducive to male terminal and smoothly imported into docking groove, improve the dress of the connector
With efficiency.
The connector improves the integral strength of female end main body, ensure that by being provided with reinforcement foot in female end main body
The reliability of the connector.The male terminal of the BTB connector and female terminal are contacted using two lines and face contact contacts
Mode connects, and improves effective contact area of male terminal and female terminal, advantageously reduces impedance, improves the circulation energy of electric current
Power；And between the first elastic arm and the second elastic arm of the female terminal of male terminal clamping, male terminal and female terminal are Elastic Contact, when this
When connector is by extraneous impact, male terminal and female terminal are not likely to produce hit phenomenon, improve the shock resistance of the connector
Can, be conducive to male terminal and female terminal keeps being steadily contacted, improves the stability of connector work.To the connection utensil
Have the advantages that compact-sized, high reliability, contact resistance are small, assembly is convenient.
Claims (6)
1. a kind of BTB connector, including male end main body, multiple settings match in the intracorporal male terminal of male end master, with male end main body
The female end main body of conjunction, multiple settings are in the intracorporal female terminal of female end master, it is characterised in that: the upper surface of the female end main body is recessed
Enter to be formed with the docking groove matched with male end main body, and docking groove matches with the shape of male end main body, male end main body
It is arranged in docking groove and constitutes being connected together for male end ontology and female end ontology, the female terminal includes setting in female end master
Intracorporal fixed part, the female end lead portion for extending in female end body exterior are arranged in docking groove and what basic configuration was U-shaped connects
Contact portion, the male terminal include mutually being clamped with contact portion and U-shaped plug division, the male end that extends in male end body exterior are drawn
Foot, the contact portion include the first elastic arm, the first arc convex contact zone being arranged on the first elastic arm, the second elastic arm,
The second arc convex contact zone on second elastic arm, third protrusion plane contact area are set, and first arc convex connects
Touching area, the second arc convex contact zone, third protrusion plane contact area are distributed on contact portion in upside-down triangle shape, and described inserts
It is corresponded on the side of socket part and is disposed with the first guiding slide slot, the first limiting slot at the first arc convex contact zone, and the
One arc convex contact zone can slide into the first limiting slot from the first guiding slide slot and constitute the first arc convex contact zone
With the clamping of the first limiting slot, the is disposed on the other side of the plug division at corresponding second arc convex contact zone
Two guiding slide slots, the second limiting slot, and the second arc convex contact zone can slide into the second limit from the second guiding slide slot
Slot is interior and constitutes the clamping of the second arc convex contact zone and the second limiting slot, the first arc convex contact zone and first
Limit the line of rabbet joint contact, the second arc convex contact zone with second limit the line of rabbet joint contact, the third protrusion plane contact area and
The bottom face contact of plug division.
2. BTB connector according to claim 1, it is characterised in that: the first arc convex contact zone setting exists
On the upper end of first elastic arm, the second arc convex contact zone is arranged on the upper end of the second elastic arm, first bullet
The height of arm is greater than the height of the second elastic arm, is formed with height between the first arc convex contact zone and the second arc convex contact zone
Spend difference h1, difference in height h is formed between first limiting slot and the second limiting slot2, and difference in height h1With difference in height h2Phase
Deng.
3. BTB connector according to claim 1, it is characterised in that: described first is oriented to slide slot, the second guiding is slided
The two sides of row slot are provided with the first guiding chamfering, the first limiting slot, the second limiting slot two sides be provided with the second guiding and fall
Angle, and the angle of the first guiding chamfering is greater than the angle of the second guiding chamfering.
4. BTB connector according to claim 1, it is characterised in that: correspond to the four of docking groove in the female end main body
It is provided with guide pad at circumferential edges, is provided with the positioning being connected with each guide pad on four side walls of the docking groove
Block, the male end main body can be slid into docking groove by guide pad, locating piece and constitute male end main body and female end main body
Clamping.
5. BTB connector according to claim 4, it is characterised in that: be provided on the guide pad and locating piece phase
The guiding of connection slides inclined-plane, and is provided on locating piece and slides the transition rounded corner that inclined-plane is connected with guiding.
6. BTB connector according to claim 1 or 4, it is characterised in that: set respectively in the both ends of the female end main body
It is equipped with a U-shaped reinforcement foot, two reinforcement feet are symmetrical arranged, and are respectively arranged with one on the two sides of reinforcement foot and are exposed at mother
Hold the leg outside main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005505.3U CN208862210U (en) | 2018-11-30 | 2018-11-30 | A kind of BTB connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005505.3U CN208862210U (en) | 2018-11-30 | 2018-11-30 | A kind of BTB connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208862210U true CN208862210U (en) | 2019-05-14 |
Family
ID=66422279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822005505.3U Active CN208862210U (en) | 2018-11-30 | 2018-11-30 | A kind of BTB connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208862210U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444932A (en) * | 2019-07-26 | 2019-11-12 | 深圳市信维通信股份有限公司 | Board to board connector |
| CN111129801A (en) * | 2020-01-09 | 2020-05-08 | Oppo（重庆）智能科技有限公司 | Auxiliary jig and mounting method of connector assembly |
| CN111211431A (en) * | 2020-02-18 | 2020-05-29 | 上海电机学院 | BTB connector of blanking terminal type |
-
2018
- 2018-11-30 CN CN201822005505.3U patent/CN208862210U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444932A (en) * | 2019-07-26 | 2019-11-12 | 深圳市信维通信股份有限公司 | Board to board connector |
| CN110444932B (en) * | 2019-07-26 | 2024-06-11 | 深圳市信维通信股份有限公司 | Board-to-board connector |
| CN111129801A (en) * | 2020-01-09 | 2020-05-08 | Oppo（重庆）智能科技有限公司 | Auxiliary jig and mounting method of connector assembly |
| CN111129801B (en) * | 2020-01-09 | 2021-11-12 | Oppo（重庆）智能科技有限公司 | Auxiliary jig and mounting method of connector assembly |
| CN111211431A (en) * | 2020-02-18 | 2020-05-29 | 上海电机学院 | BTB connector of blanking terminal type |
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