CN209786253U - stable female terminal and stable male-female plug-in electric connector applied by same - Google Patents
stable female terminal and stable male-female plug-in electric connector applied by same Download PDFInfo
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- CN209786253U CN209786253U CN201920827708.2U CN201920827708U CN209786253U CN 209786253 U CN209786253 U CN 209786253U CN 201920827708 U CN201920827708 U CN 201920827708U CN 209786253 U CN209786253 U CN 209786253U
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Abstract
The utility model discloses a female terminal of stable form has the substrate, turns over a two flexure strips that form relative setting at the front end both sides edge of substrate, forms the slot between two flexure strips and supplies the male terminal to insert, and two flexure strips draw close each other and form the both sides that the elasticity presss from both sides the mouth and supply the male terminal to press from both sides tight male terminal when inserting, form the external portion of female end at the rear end of substrate. The utility model also discloses a public female electric connector of plugging of stable form of using the female terminal of above-mentioned stable form. The utility model discloses simple structure can be formed by the curved system of integrative punching press of sheet. The utility model discloses a female terminal elasticity presss from both sides the both sides elastic contact of mouth and public terminal, from both sides to the public terminal clamp force of exerting, realizes public mother from this and switches on, and the forward force of contact is big when connecting, makes public female terminal contact more stable, reliable, and the electric current that can pass through can be bigger.
Description
Technical Field
The utility model relates to an electric connector's technical field, in particular to female terminal of stable form to and the public mother of stable form of using this female terminal of stable form is to inserting electric connector.
Background
in the prior art, the male end and the female end of the electrical connector are connected by using a wire, which is troublesome and has the defect of loose connection, or the male end and the female end of the electrical connector are connected by using a butt-joint type connection, such as that shown in fig. 1 or fig. 2, which is convenient, but by carefully analyzing the terminal structure of the prior electrical connector, it is not easy to find that the male terminal 100 and the female terminal 200 in fig. 1 and fig. 2 both directly form the raised spring plate contacts 110 and 210 at the positions where they are in contact with each other, the elasticity of the spring plate is weak, the contact tightness of the contacts 110 and 210 is poor, the electrical connection is unstable, the reliability is poor, and there is a need for improvement.
SUMMERY OF THE UTILITY MODEL
an object of the utility model is to provide a female terminal of stable form to and the public mother of stable form of using this female terminal is to inserting electric connector, its simple structure, the forward force of shell fragment contact is big, and the electricity is connected more reliable and more stable.
in order to achieve the above object, the solution of the present invention is:
The utility model provides a female terminal of stable form, has the substrate, turns over at the front end both sides edge of substrate and turns over two flexure strips that form relative setting, forms the slot between two flexure strips and supplies the male terminal to insert, and two flexure strips draw close each other and form the elasticity and press from both sides tight both sides of male terminal when supplying the male terminal to insert, form the external portion of female end at the rear end of substrate.
The front end of the substrate is folded at the edges of the two sides to form two elastic pieces perpendicular to the substrate, the front ends of the two elastic pieces are disconnected with the substrate, and the front ends are mutually close to form an elastic clamping opening.
The front end of the substrate is folded at the edges of the two sides to form two elastic pieces perpendicular to the substrate, the rear ends of the two elastic pieces are disconnected with the substrate, and the rear ends of the two elastic pieces are close to each other to form an elastic clamping opening.
The foremost ends of the two elastic pieces form a lead-in surface for the male terminal to be smoothly inserted between the two elastic pieces.
The female terminal external connection part is formed by bending back the rear end of the substrate to form a wire contact spring sheet for the external wire to be electrically connected.
the female terminal external connection part is formed by bending the rear end of the substrate to form a welding leg for electrically connecting the PCB.
And the substrate is provided with a barb for installation and positioning.
A stable male-female plug-in electric connector comprises a male terminal, a female terminal, a male-end insulating shell and a female-end insulating shell, wherein the male-end insulating shell and the female-end insulating shell are respectively provided with a through cavity; the cavities of the male-end insulating shell and the female-end insulating shell are respectively provided with at least one male terminal and one female terminal, the male terminal is provided with a male-end contact for butt joint and a male-end external part corresponding to an external interface, and the female terminal is the stable female terminal; when the male and female terminal insulating cases are moved into engagement with each other, the male terminal contact of the male terminal is inserted into the slot between the two elastic pieces of the female terminal, and the elastic jaws formed by the two elastic pieces clamp both sides of the male terminal.
The male terminal is provided with a substrate, the front end of the substrate extends at the front edge and turns back to form an elastic sheet, the turned elastic sheet forms a male end contact in a protruding shape, a male end external connection part is formed at the rear end of the substrate, when the male end insulation shell and the female end insulation shell move to be mutually connected, the male end contact of the male terminal is inserted into a slot between two elastic sheets of the female terminal, the male end contact abuts against the bottom of the slot, and elastic clamping ports formed by the two elastic sheets clamp two sides of the male terminal to form three-direction contact electric connection. The folded elastic sheets form cambered surface bulges or plane bulges.
The male end external connection part is formed by bending back the rear end of the substrate to form a wire contact spring sheet for the external wire to be electrically connected.
The male end external connection part is formed by bending the rear end of the substrate to form a welding leg for electrically connecting the PCB.
The male terminal is a common terminal, the common terminal is directly lifted to form a male end contact for butt joint, when the male end insulating shell and the female end insulating shell are moved to be mutually jointed, the male end contact of the male terminal is inserted into a slot between two elastic sheets of the female terminal, the male end contact is propped against the bottom of the slot, and elastic clamping openings formed by the two elastic sheets clamp two sides of the male terminal to form three-direction contact electric connection.
after the scheme is adopted, the utility model discloses simple structure can be formed by the curved system of integrative punching press of sheet. The utility model discloses a female terminal has two to turn over the flexure strips that turn over to relative setting, and the elasticity of two flexure strips presss from both sides the mouth be with the both sides elastic contact of public terminal, from both sides to applying the clamp force to public terminal, realize public mother from this and switch on, the forward force of contact is big when connecting, makes public female terminal contact more stable, reliable, and the electric current that can pass through can be bigger.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of a conventional male-female mating electrical connector;
Fig. 2 is a schematic structural diagram of another conventional male-female mating electrical connector;
Fig. 3 is a schematic perspective view of a first embodiment of the female terminal of the present invention;
FIG. 3-1 is a side view of FIG. 3;
FIG. 3-2 is a top view of FIG. 3;
Fig. 4 is a schematic perspective view of a second embodiment of the female terminal of the present invention;
FIG. 4-1 is a side view of FIG. 4;
FIG. 4-2 is a top view of FIG. 4;
Fig. 5 is a perspective cross-sectional view of a male-female electrical connector according to an embodiment of the female terminal of the present invention;
FIG. 5-1 is a top view of FIG. 5;
Fig. 6 is a perspective cross-sectional view of a male-female electrical connector according to a second embodiment of the female terminal of the present invention;
FIG. 6-1 is a top view of FIG. 6;
Fig. 7 is a schematic perspective view of the male terminal of the present invention;
FIG. 7-1 is a bottom view of FIG. 7;
Fig. 7-2 is a side view of fig. 7.
description of the reference symbols
Male terminal 100, female terminal 200, dome contacts 110 and 210;
the female terminal comprises a female terminal 1, a substrate 11, an elastic sheet 12, an elastic clamping opening 13, a female terminal external connection part 14, a lead-in surface 15 and an inverted hook 16;
The male terminal 2, the male terminal contact 21, the male terminal external part 22, the substrate 23, the elastic sheet 24 and the barb 25;
The female terminal insulating shell 3, the cavity 31, the jack 32 and the external interface 33;
a male end insulating shell 4, a cavity 41, a jack 42 and an external interface 43;
And a wire 5.
Detailed Description
The term "male" and "female" as used herein are named for terminals functioning as electrical connections, and in the electrical connection terminal herein, a terminal providing a slot is referred to as a "female terminal", a terminal insertable into the slot is referred to as a "male terminal", and accordingly, an insulator receiving the female terminal is referred to as a "female-end insulating case", and an insulator receiving the male terminal is referred to as a "male-end insulating case".
As shown in fig. 3 to 7-2, the present invention discloses a stable female terminal 1 and a stable male-female plug-in electric connector applied to the female terminal 1.
as shown in fig. 3 to 4-2, the utility model discloses a stable form female terminal 1 has substrate 11, turns over a book at the front end both sides edge of substrate 11 and forms two flexure strips 12, and two flexure strips 12 set up relatively, form the slot between two flexure strips 12 and supply male terminal 2 to insert, and two flexure strips 12 are and draw close each other and form elasticity clamp 13, and elasticity clamp 13 presss from both sides the both sides of tight male terminal 2 when supplying male terminal 2 to insert, forms female end external connection 14 at the rear end of substrate 11.
Wherein, the utility model discloses a two flexure strips 12 are perpendicular to substrate 11, elasticity presss from both sides mouth 13 is the structure that the width of relative slot narrows down, elasticity presss from both sides mouth 13 and provides the 2 both sides clamp force of male terminal, form the concrete form of elasticity and press from both sides mouth 13 as shown in the figure but not limited to the structure of drawing in the drawing, for example, can be as shown in fig. 3 and fig. 3-1, the rear end of two flexure strips 12 and substrate 11 disconnection, and the rear end draws close each other and forms elasticity and press from both sides mouth 13, also can be as shown in fig. 4 and fig. 4-1, the front end of two flexure strips 12 and substrate 11 disconnection, and the front end draws close each other and forms elasticity and press from both sides mouth 13, of course, can also draw close relatively at the intermediate position of two.
in the slot between convenient public terminal 2 inserts two flexure strips 12, two flexure strips 12 the foremost end forms leading-in face 15, makes public terminal 2 can insert smoothly between two flexure strips 12 with the help of the guide of leading-in face 15, and the equipment, connect more conveniently, fast.
As shown in fig. 3 to 4-2, the first and second embodiments of the present invention are that the female external connection portion 14 is formed by bending back the rear end of the substrate 11 to form a wire contact spring for electrically connecting with the external wire 5. In order to make the utility model discloses can be applicable to different products, female end external connection 14 also can be at 11 rear ends of substrate bending type leg, supply to be connected with external PCB board electricity.
in addition, the stable form female terminal 1 of the present invention further forms an barb 16 on the substrate 11 for installing and positioning the female terminal 1.
the utility model discloses the application of stable form female terminal 1 is shown in fig. 5 to 6-1, the utility model discloses a stable form public mother is to inserting electric connector, including public terminal 2, female terminal 1, public end insulating housing 4 and female end insulating housing 3 have respectively that link up and hold chamber 41 and 31, and the one end (relative one end) of public end insulating housing 4 and female end insulating housing 3 forms to socket 42 and 32, and the other end (opposite one end) forms external tapping 43 and 33.
The male-end insulating housing 4 and the female-end insulating housing 3 are movable relative to each other so as to be engaged with each other at positions corresponding to the inserting holes 42 and 32 to complete electrical connection, or to be disengaged from each other to release electrical connection.
At least one male terminal 2 and one female terminal 1 are respectively installed in the cavities 41 and 31 of the male-end insulating housing 4 and the female-end insulating housing 3. The male terminal 2 has a male terminal contact 21 for making an electrical connection in correspondence with the mating socket 42, and the male terminal 2 also has a male terminal external portion 22 for an electrical connection of the external wire 5 or an electrical connection of the PCB board in correspondence with the external interface 43.
the utility model discloses a key is: the female terminal is the above-mentioned stable female terminal 1 (shown in fig. 3 to fig. 4-2), and has a substrate 11, two elastic pieces 12 oppositely arranged are formed by folding over two side edges of the front end of the substrate 11, an insertion slot is formed between the two elastic pieces 12 for the male terminal 2 to be inserted, the two elastic pieces 12 are mutually closed to form an elastic clamping opening 13, and a female external connection part 14 is formed at the rear end of the substrate 11.
when public end insulating housing 4 and female end insulating housing 3 move into to joint each other, the public end contact 21 of public terminal 2 inserts in the slot between two elastic sheets 12 of female terminal 1 to the elasticity that two elastic sheets 12 formed presss from both sides tight public terminal 2 both sides in 13, realizes public mother and switches on, and the forward force of contact is big during the connection, makes public terminal 2 and female terminal 1 contact more stable, reliable, and the electric current that can pass through can be bigger.
The utility model discloses a preferred mode, public terminal 2 is as shown in fig. 7 to 7-2, has substrate 23, and the front end of substrate 23 extends at the front edge and turns over a formation flexure strip 24 back, and the flexure strip 24 that turns over a forms public end contact 21 of protruding form, and public end contact 21 can be that the cambered surface is protruding or the plane is protruding, forms public end external connection 22 at the rear end of substrate 23. The shape of the male external connection part 22 is as shown in the figure, the rear end of the substrate 23 is bent back to form a wire contact spring for the external connection wire 5 to be electrically connected, but not limited to the structure shown in the figure, in order to be suitable for different products, the male external connection part 22 may also be bent at the rear end of the substrate 23 to form a solder leg for the PCB board to be electrically connected. When male end insulating housing 4 and female end insulating housing 3 move into to joint each other (to socket 42 and 32 butt joint each other), male end contact 21 of male terminal 2 inserts in the slot between two elastic sheets 12 of female terminal 1, male end contact 21 supports and realizes a position contact electrical connection in the slot bottom, and simultaneously, the elasticity that two elastic sheets 12 formed presss from both sides tight male terminal 2's both sides and realizes two position contact electrical connections, from this, constitute the electric connection of three position contact, the contact surface has been increased, the clamp force is big, the stability and the reliability of electric connection have been improved greatly.
Of course, the male terminal 2 of the present invention may also be a common terminal (as shown in fig. 1 and fig. 2, or other structures), and the common terminal directly rises to form the mating male contact 21. When the male end insulating shell 4 and the female end insulating shell 3 move to be engaged with each other, the male end contact 21 of the male terminal 2 is inserted into the slot between the two elastic pieces 12 of the female terminal 1, the male end contact 21 abuts against the bottom of the slot to realize one-direction contact electrical connection, and meanwhile, the elastic clamp mouths 13 formed by the two elastic pieces 12 clamp the two sides of the male terminal 2 to realize two-direction contact electrical connection, so that three-direction contact electrical connection is formed.
In order to facilitate the fixation of the male terminal 2 and the female terminal 1 with the male end insulating housing 4 and the female end insulating housing 3, the utility model discloses further form barbs 25 and 16 on the male terminal 2 and the female terminal 1 and the inner wall cooperation that holds chamber 41 and 31 that corresponds, and fix in holding chamber 41 and 31.
The above is only the specific embodiment of the present invention, and is not a limitation to the protection scope of the present invention. All equivalent changes made according to the design idea of the present application fall within the protection scope of the present application.
Claims (10)
1. The utility model provides a stable form female terminal which characterized in that: the elastic terminal is provided with a substrate, two elastic sheets which are oppositely arranged are formed by folding edges on two sides of the front end of the substrate, an insertion slot is formed between the two elastic sheets for the male terminal to insert, the two elastic sheets are mutually closed to form an elastic clamping opening for clamping two sides of the male terminal when the male terminal is inserted, and a female end external connection part is formed at the rear end of the substrate.
2. A stabilized female terminal according to claim 1, wherein: the foremost ends of the two elastic pieces form a lead-in surface for the male terminal to be smoothly inserted between the two elastic pieces.
3. A stabilized female terminal according to claim 1, wherein: the front end of the substrate is folded at the edges of the two sides to form two elastic pieces perpendicular to the substrate, the front ends or the rear ends of the two elastic pieces are disconnected with the substrate, and the front ends or the rear ends are mutually close to form an elastic clamping opening.
4. A stabilized female terminal according to claim 1, wherein: the female end external connection part is formed by bending back the rear end of the substrate to form a wire contact elastic sheet for the external wire to be electrically connected; or, the female external part is bent at the rear end of the substrate to form a solder leg for electrically connecting the PCB.
5. a stabilized female terminal according to claim 1, wherein: and the substrate is provided with a barb for installation and positioning.
6. The utility model provides a public female electric connector that inserts of stable form which characterized in that: the male end insulating shell and the female end insulating shell are respectively provided with a through cavity, one end of the male end insulating shell and one end of the female end insulating shell form an opposite socket, the other end of the male end insulating shell and the other end of the female end insulating shell form an external interface, and the male end insulating shell and the female end insulating shell can move relatively to enable the male end insulating shell and the female end insulating shell to be jointed or separated with each other in the opposite socket; at least one male terminal and one female terminal are respectively arranged in the cavities of the male-end insulating shell and the female-end insulating shell, the male terminal is provided with a male-end contact corresponding to the jack for butt joint and a male-end external part corresponding to the external interface, and the female terminal is a stable female terminal as claimed in any one of claims 1 to 5; when the male and female terminal insulating cases are moved into engagement with each other, the male terminal contact of the male terminal is inserted into the slot between the two elastic pieces of the female terminal, and the elastic jaws formed by the two elastic pieces clamp both sides of the male terminal.
7. the stabilized male-female opposing-plug electrical connector of claim 6, wherein: the male terminal is provided with a substrate, the front end of the substrate extends at the front edge and turns back to form an elastic sheet, the turned elastic sheet forms a male end contact in a protruding shape, a male end external connection part is formed at the rear end of the substrate, when the male end insulation shell and the female end insulation shell move to be mutually connected, the male end contact of the male terminal is inserted into a slot between two elastic sheets of the female terminal, the male end contact abuts against the bottom of the slot, and elastic clamping ports formed by the two elastic sheets clamp two sides of the male terminal to form three-direction contact electric connection.
8. The stabilized male-female mating electrical connector of claim 7, wherein: the folded elastic sheets form cambered surface bulges or plane bulges.
9. The stabilized male-female mating electrical connector of claim 7, wherein: the male end external connection part is formed by bending back the rear end of the substrate to form a wire contact elastic sheet for the external wire to be electrically connected; or, the male external part is bent at the rear end of the substrate to form a solder leg for electrically connecting the PCB.
10. The stabilized male-female opposing-plug electrical connector of claim 6, wherein: the male terminal is a common terminal, the common terminal is directly lifted to form a male end contact for butt joint, when the male end insulating shell and the female end insulating shell are moved to be mutually jointed, the male end contact of the male terminal is inserted into a slot between two elastic sheets of the female terminal, the male end contact is propped against the bottom of the slot, and elastic clamping openings formed by the two elastic sheets clamp two sides of the male terminal to form three-direction contact electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827708.2U CN209786253U (en) | 2019-06-03 | 2019-06-03 | stable female terminal and stable male-female plug-in electric connector applied by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827708.2U CN209786253U (en) | 2019-06-03 | 2019-06-03 | stable female terminal and stable male-female plug-in electric connector applied by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209786253U true CN209786253U (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920827708.2U Active CN209786253U (en) | 2019-06-03 | 2019-06-03 | stable female terminal and stable male-female plug-in electric connector applied by same |
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| Country | Link |
|---|---|
| CN (1) | CN209786253U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098518A (en) * | 2019-06-03 | 2019-08-06 | 厦门广泓工贸有限公司 | A kind of stable type female terminal and its stable type the male and female insertions electric connector of application |
-
2019
- 2019-06-03 CN CN201920827708.2U patent/CN209786253U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110098518A (en) * | 2019-06-03 | 2019-08-06 | 厦门广泓工贸有限公司 | A kind of stable type female terminal and its stable type the male and female insertions electric connector of application |
| CN110098518B (en) * | 2019-06-03 | 2024-01-30 | 厦门广泓工贸有限公司 | Stable female terminal and stable male-female opposite-plug electric connector using same |
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