CN209929539U - Stable supporting type female terminal and male-female plug-in electric connector applied by same - Google Patents
Stable supporting type female terminal and male-female plug-in electric connector applied by same Download PDFInfo
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- CN209929539U CN209929539U CN201921042290.0U CN201921042290U CN209929539U CN 209929539 U CN209929539 U CN 209929539U CN 201921042290 U CN201921042290 U CN 201921042290U CN 209929539 U CN209929539 U CN 209929539U
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Abstract
The utility model discloses a female terminal of stable support type has the substrate, turn over a book at the front end both sides edge of substrate and form two elastic sheets of relative setting, it supplies the male terminal to insert to form the slot between two elastic sheets, two elastic sheets 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 female end external connection portion at the rear end of substrate, female end external connection portion is that the back bending forms wire contact shell fragment at the substrate rear end and supplies the external conductor electricity to connect, wire contact shell fragment forms the fin at least one side. The utility model also discloses a public female to inserting electric connector of using above-mentioned stable support type female terminal. The utility model discloses simple structure, the forward force of contact when making public mother switch-on connection is big, with the good contact of wire, the contact is 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 support type to and use the public mother of stable support type of this female terminal of stable support type 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 supporting type to and the public mother of stable supporting type of using this female terminal is to inserting electric connector, its simple structure, the forward force of shell fragment contact is big, with the good contact of wire, 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 support type, the substrate has, turn over two elastic sheets that form relative setting at the front end both sides edge of substrate, it supplies the male terminal to insert to form the slot between two elastic sheets, two elastic sheets draw close each other and form the elasticity and press from both sides the both sides of tight male terminal when supplying the male terminal to insert, form female end external connection portion at the rear end of substrate, female end external connection portion is that the back bending forms wire contact shell fragment at the substrate rear end and supplies external conductor to connect electrically, wire contact shell fragment forms the fin at the side (two sides all form fin or a side formation fin).
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.
And the substrate is provided with a barb for installation and positioning.
A stable supporting type male-female plug 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 cavity of the male end insulating shell and the cavity of the female end insulating shell are respectively at least provided with a male terminal and a female terminal, the male terminal is provided with a male end contact point for butt joint corresponding to the butt joint socket and a male end external part corresponding to the external joint, the female terminal is the stable support type female terminal, the female end insulating shell forms an inclined step at the inner side of the external joint for supporting a side fin of a wire contact elastic sheet, so that the wire contact elastic sheet cannot be forced by the wire to deform and lose efficacy when in contact with the wire, and the fin is matched with the step to protect the wire contact elastic sheet and ensure good contact between the wire contact elastic sheet and the wire; 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, a male end contact in a convex shape is formed at the front end of the substrate, 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 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 abutted 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 male end external part is formed by bending back the rear end of the substrate to form a wire contact elastic sheet for electrically connecting an external wire, the wire contact elastic sheet forms fins on the side edges (two side edges form fins or one side edge forms a fin), the male end insulating shell forms an inclined step on the inner side of the external interface for supporting the side edge fin of the wire contact elastic sheet, so that the wire contact elastic sheet cannot be pressed by the wire to deform and lose efficacy when being contacted with the wire, and the fin and the step are matched to protect the wire contact elastic sheet and ensure good contact of the wire contact elastic sheet and the wire.
The end of the male terminal inserted into the elastic clamping opening of the female terminal is provided with a cutting groove, so that the male terminal is better in elasticity when in contact with the female terminal.
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. And the fin is formed on the side edge of the wire contact elastic sheet of the external connection part of the female end and can be supported on the inclined step formed on the inner side of the external interface of the female end insulation shell, so that the wire contact elastic sheet cannot be deformed and lose efficacy by the compression of the wire when in contact with the wire, and the fin is matched with the step to protect the wire contact elastic sheet and ensure the good contact between the wire contact elastic sheet and the wire.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 and fig. 2 are schematic structural views of two conventional male and female mating electrical connectors;
fig. 3A and 3B are a schematic perspective view and a top view of the female terminal of the present invention;
fig. 4A, 4B, 4C, 4D, 4E, 4F are a schematic perspective view, a side view, a plan sectional view and a perspective sectional view from E-E, a plan sectional view and a perspective sectional view from D-D of the female terminal of the present invention installed in the female terminal insulating housing;
fig. 5A, 5B and 5C are a schematic perspective view, a side view and a sectional view from I-I direction of the female terminal insulating housing to which the female terminal of the present invention is applied;
fig. 6A, 6B, and 6C are two perspective views and a top view of the male terminal of the present invention;
7A, 7B, 7C, 7D, 7E, 7F are the perspective schematic view, the side view, the G-G direction plane section view and the three-dimensional section view, the F-F direction plane section view and the three-dimensional section view of the male terminal of the present invention installed in the male terminal insulation shell;
fig. 8A, 8B, 8C and 8D are a schematic perspective view, a side view, a sectional plan view from H-H direction and a sectional plan view from J-J direction of the male terminal insulating housing to which the male terminal of the present invention is applied;
fig. 9A and 9B are an exploded view and a plan sectional view a-a of the male-female opposite-plugging electric connector of the present invention, in which the female terminal and the male terminal are mated.
Description of the reference symbols
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 fin 141, a lead-in surface 15 and an barb 16;
the male terminal 2, the male terminal contact 21, the cut groove 211, the male terminal external connection part 22, the fin 221, the substrate 23 and the barb 25;
the female terminal insulating shell 3, the cavity 31, the jack 32, the external interface 33 and the step 331;
the male end insulating shell 4, the accommodating cavity 41, the opposite-inserting hole 42, the external interface 43 and the step 431;
and a wire 5.
Detailed Description
As shown in fig. 3A to 9B, the present invention discloses a stable supporting type female terminal 1, and a stable supporting type male-female plug-in electric connector applied to the female terminal 1.
As shown in fig. 3A to 3B, the utility model discloses a female terminal 1 of stable support type 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 draw close each other and form elastic clamp mouth 13, and elastic clamp mouth 13 supplies the both sides of pressing from both sides tight male terminal 2 when male terminal 2 inserts, forms female end external connection 14 at the rear end of substrate 11. The female external connection part 14 is formed by bending back the rear end of the substrate 11 to form a wire contact spring sheet for electrically connecting with the external wire 5. The fins 141 are formed on the lateral sides of the wire contact spring of the female external connection part 14, specifically, the fins 141 may be formed on both lateral sides, or the fins may be formed on only one lateral side.
Wherein, the utility model discloses a two flexure strips 12 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 2 both sides clamp forces of public terminal, the concrete form that forms elasticity and presss from both sides mouth 13 is shown in the figure but not limited to the structure of drawing in the drawing, for example, can be with the rear end and the 11 disconnection of substrate of two flexure strips 12, and the rear end draws close each other and forms elasticity and press from both sides mouth 13, also can be with the front end and the 11 disconnection of substrate of two flexure strips 12, 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 flexure strips 12 and.
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.
In addition, the utility model discloses a female terminal 1 of stable support type still forms barb 16 on the substrate 11 and is used for the installation location of female terminal 1.
The utility model discloses the application of stable support type female terminal 1 is shown as figure 4A to figure 9B, the utility model discloses a stable support type male-female is to inserting electric connector, including male terminal 2, female terminal 1, male end insulating housing 4 and female end insulating housing 3 have the appearance chamber 41 and 31 that link up separately, and the one end (relative one end) of male end insulating housing 4 and female end insulating housing 3 forms 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 female terminal 1 of stable support type, has substrate 11, turns over at the front end both sides edge of substrate 11 and turns over two elastic sheets 12 that form relative setting, forms the slot between two elastic sheets 12 and supplies male terminal 2 to insert, and two elastic sheets 12 draw close each other and form elastic nip 13, form female end external connection portion 14 at the rear end of substrate 11, female end external connection portion 14 is bent back at substrate 11 rear end and forms wire contact shell fragment, and wire contact shell fragment side forms fin 141, and the detailed description of its structure is as aforesaid, does not describe here in detail. The female terminal insulating housing 3 forms an inclined step 331 at the inner side of the external interface 33, the step 331 can support the side fin 141 of the lead contact elastic sheet of the female terminal external connection portion 14, so that the lead contact elastic sheet of the female terminal external connection portion 14 is not pressed by the lead 5 to deform and fail when contacting the lead 5, and meanwhile, the fin 141 and the step 331 are matched to protect the lead contact elastic sheet of the female terminal external connection portion 14, thereby ensuring good contact between the lead contact elastic sheet of the female terminal external connection portion 14 and the lead 5.
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.
In a preferred embodiment of the present invention, the male terminal 2 has a substrate 23, the front end of the substrate 23 forms a male terminal contact 21 in a convex shape, and the rear end of the substrate 23 forms a male terminal external part 22. The male-end external connection part 22 is formed by bending back the rear end of the substrate 23 to form a wire contact spring sheet for electrically connecting the external wire 5, and fins 221 are formed on the side edges of the wire contact spring sheet of the male-end external connection part 22, specifically, the fins 221 may be formed on both side edges, or only one side edge. Correspondingly, the male terminal insulating housing 4 forms an inclined step 431 on the inner side of the external interface 43, the step 431 can support the side fin 221 of the wire contact elastic sheet of the male terminal external connection part 22, so that the wire contact elastic sheet of the male terminal external connection part 22 is not pressed by the wire 5 to deform and fail when being in contact with the wire 5, and meanwhile, the fin 221 and the step 431 are matched to protect the wire contact elastic sheet of the male terminal external connection part 22, thereby ensuring good contact between the wire contact elastic sheet of the male terminal external connection part 22 and the wire 5. 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.
Furthermore, the end of the male terminal 2 inserted into the elastic clamping opening 13 of the female terminal 1 is provided with a cut-out groove 211, and the cut-out groove 211 can improve the elasticity of the male terminal 2, so that the male terminal 2 is better in elasticity when contacting with the female terminal 1, and the stability of electrical connection is further improved.
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 (8)
1. A stably-supported female terminal, comprising: the utility model provides a chip, the front end both sides edge of substrate is turned over and is rolled over and form two elastic sheets that set up relatively, forms the slot between two elastic sheets and supplies the male terminal to insert, and two elastic sheets 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, and the external portion of female end is bent back at the substrate rear end and forms wire contact shell fragment and supply external wire electricity to connect, and wire contact shell fragment forms the fin at least one side.
2. A female terminal of the type stably supported as claimed in 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 of the two elastic pieces are disconnected with the substrate, and the front ends are mutually close to form an elastic clamping opening.
3. A female terminal of the type stably supported as claimed in 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 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.
4. A female terminal of the type stably supported as claimed in 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.
5. A female terminal of the type stably supported as claimed in 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 of pegging graft of stable support type 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; 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 point for butt joint corresponding to the butt joint socket and a male end external part corresponding to the external interface, the female terminal is a stable support type female terminal as claimed in any one of claims 1 to 5, and the female end insulating shell forms an inclined step at the inner side of the external interface for supporting a lead to contact with a side fin of the elastic sheet; 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 male-female electrical connector of claim 6, wherein: the male terminal is provided with a substrate, a male end contact in a convex shape is formed at the front end of the substrate, 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 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 abutted 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 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, the wire contact elastic sheet forms a fin on at least one side edge, and the male end insulating shell forms an inclined step on the inner side of the external interface for supporting the side edge fin of the wire contact elastic sheet.
8. The male-female electrical connector of claim 6, wherein: and a groove is formed at one end of the male terminal inserted into the elastic clamping opening of the female terminal.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921042290.0U CN209929539U (en) | 2019-07-05 | 2019-07-05 | Stable supporting type female terminal and male-female plug-in electric connector applied by same |
| US16/516,054 US11005205B2 (en) | 2019-06-03 | 2019-07-18 | Stable female terminal and stable male-female plug-in electrical connector using same |
| DE202019104169.2U DE202019104169U1 (en) | 2019-06-03 | 2019-07-29 | Stable socket and stable connector using them |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921042290.0U CN209929539U (en) | 2019-07-05 | 2019-07-05 | Stable supporting type female terminal and male-female plug-in electric connector applied by same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209929539U true CN209929539U (en) | 2020-01-10 |
Family
ID=69093526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921042290.0U Active CN209929539U (en) | 2019-06-03 | 2019-07-05 | Stable supporting type female terminal and male-female plug-in electric connector applied by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209929539U (en) |
-
2019
- 2019-07-05 CN CN201921042290.0U patent/CN209929539U/en active Active
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