CN217114890U - Female terminal structure of board-to-board connector - Google Patents

Abstract

The utility model discloses a board is to female terminal structure of board connector. Comprises a welding leg, a fixing section and a male terminal inserting section; the fixing section comprises a U-shaped structure side wall, and a plurality of groups of barb structures are symmetrically arranged on the U-shaped structure side wall in a material pulling mode; public terminal inserts the section and includes an integrated into one piece's U type parcel structure, U type parcel structure includes first, second, third, fourth parcel face and two bullet piece structures, first parcel face with the third parcel face sets up perpendicularly respectively second parcel face both sides two bullet piece structures are located in the parcel structure, the fourth parcel face is located on two bullet pieces. The utility model discloses can increase the cross-sectional area of conductor, reduce the resistance of conductor, improve the bulk strength of terminal equipment characteristic department, for the equipment of female terminal structure provides more equipment application of force face to can also avoid the terminal to swing in the terminal groove, influence the functional contact of female terminal and plastic body equipment in-process.

Description

Female terminal structure of board-to-board connector

Technical Field

The utility model relates to a connector technical field especially relates to a board is to female terminal structure of board connector.

Background

At present, the flat plate blanking barb of the conventional plate-to-plate connector female terminal structure is usually selected to be T-0.08-0.20 in the thickness of a selected material for achieving the purpose of fixing the position and providing the effect of retaining force. This brings about several disadvantages:

(1) the flat plate of the female terminal of the plate-to-plate connector can provide retention force through the blanking barbs, but the whole length of the terminal is longer and the resistance value is larger.

(2) The thinner the female terminal material thickness is, the longer the terminal is, resulting in weaker strength of the flat plate, so that assembly deformation is liable to occur finally.

Disclosure of Invention

In order to solve the above problem, the utility model provides a board is to female terminal structure of board connector.

The main contents of the utility model include:

a board-to-board connector female terminal structure, comprising:

the fixing section, the fixing section includes a U type body structure, U type body structure includes left side wall, bottom surface and right side wall, the left side wall with the right side wall is gone up the symmetry and is drawn the material and be provided with a plurality of groups barb structure, the barb structure with the bottom surface level.

The welding section comprises a welding leg, and one end of the welding leg is connected with the fixing section.

The male terminal inserting section is of a wrapping structure and is connected with the fixing section.

Preferably, at least one group of the lateral sides of the barb structures extend horizontally to be provided with a secondary barb.

Preferably, public terminal male terminal inserts the section and includes an integrated into one piece's U type parcel structure, U type parcel structure includes first parcel face, second parcel face and third parcel face, first parcel face with third parcel face sets up perpendicularly respectively second parcel face both sides.

Preferably, an upper elastic sheet is horizontally and inwardly arranged at the rear part of a first wrapping surface of the U-shaped wrapping structure, a lower elastic sheet is horizontally and inwardly arranged at the front part of the first wrapping surface, and the upper elastic sheet and the lower elastic sheet form an included angle of 90 degrees with the first wrapping surface.

Preferably, the contact of the upper spring plate is located above the lower spring plate, and the contact of the upper spring plate and the contact of the lower spring plate are aligned with each other with a gap.

Preferably, the third parcel face of U type parcel structure is improved level and is provided with a fourth parcel face inwards, the fourth parcel face is drawn the material and is provided with an elasticity and prevents moving back the piece, the right side lower extreme face that the piece was prevented moving back by elasticity is provided with a barb perpendicularly.

Preferably, a side blanking groove is formed in each of the first wrapping face and the third wrapping face.

Preferably, a clamping interface is formed in the front of the third wrapping surface, and the lower elastic sheet is clamped with the third wrapping surface through the clamping interface.

Preferably, the male terminal insertion section is fixedly connected with the fixing section through a connecting structure, the connecting structure is a U-shaped structure, and an upper cover is arranged on the upper surface of the connecting structure.

Preferably, a clamping groove is formed in the side edge of the upper cover, a clamping portion extends upwards from the edge of the side wall of the connecting structure, and the clamping portion is matched with the clamping groove.

The utility model provides a board is to female terminal structure of board connector, its beneficial effect lies in:

(1) the U-shaped side wall is arranged in the middle of the L-shaped support, so that the cross-sectional area of the conductor is increased, the resistance of the conductor is reduced, the overall strength of the terminal assembling characteristic position is improved, and more assembling force application surfaces are provided for assembling the female terminal structure.

(2) The barb feature arranged on the female terminal is matched and assembled with the side groove on the plastic needing to be assembled, so that the terminal can be fixedly held, and the terminal is prevented from swinging in the terminal groove to influence the functional contact in the process of assembling the female terminal and the plastic body.

(3) The terminal functional area adopts the parcel design, has protected two shell fragment characteristics, makes it avoid damaging the deformation in the equipment process.

Drawings

Fig. 1-2 are schematic perspective views of the present invention;

fig. 3 is a partial enlarged view of the present invention.

The parts in the drawings are numbered as follows: 10-welding leg, 20-holding section, 201-barb structure, 202-secondary barb, 203-left wall, 204-right wall, 30-male terminal insertion section, 301-upper spring sheet, 302-lower spring sheet, 303-elastic anti-return sheet, 304-side blanking groove, 305-barb, 306-visual window, 307-jack, 31-first wrapping surface, 32-second wrapping surface, 33-third wrapping surface, 34-double spring sheet structure, 35-fourth wrapping surface, 40-connecting structure, 401-upper cover, 402-clamping groove and 403-clamping part.

Detailed Description

The technical solution protected by the present invention will be specifically described below with reference to the accompanying drawings.

Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a female terminal structure of a board-to-board connector, which includes a fixing section 20, a welding section 10 and a male terminal insertion section 30. The fixing section 20 comprises a U-shaped body structure, the U-shaped body structure comprises a left wall 203, a bottom surface and a right wall 204, a plurality of groups of barb structures 201 are symmetrically arranged on the left wall 203 and the right wall 204 in a material drawing mode, and the barb structures 201 are horizontal to the bottom surface; the welding section comprises a welding foot 10, and one end of the welding foot 10 is fixedly connected with the holding section 20; the male terminal insertion section 30 is of a wrapping structure, one end of the male terminal insertion section 30 is fixedly connected with the fixing section 20, the male terminal insertion section 30 comprises an integrally formed U-shaped wrapping structure, the U-shaped wrapping structure comprises a first wrapping surface 31, a second wrapping surface 32 and a third wrapping surface 33, the first wrapping surface 31 and the third wrapping surface 33 are respectively and vertically arranged at two sides of the second wrapping surface 32, an upper elastic sheet 301 is horizontally and inwardly arranged at the rear part of the first wrapping surface 31, a lower elastic sheet 302 is horizontally and inwardly arranged at the front part of the first wrapping surface 31, the upper elastic sheet 301 and the lower elastic sheet 302 and the first wrapping surface 31 form an included angle of 90 degrees, a contact of the upper elastic sheet 301 is positioned above the lower elastic sheet 302, and the upper elastic sheet 301 and the lower elastic sheet 302 are aligned with a gap, the third wrapping surface 33 of the U-shaped wrapping structure is horizontally and inwardly provided with a fourth wrapping surface 35 in an upward extending mode, the fourth wrapping surface 35 is provided with an elastic anti-moving piece 303 in a material drawing mode, a barb 305 is vertically arranged on the lower end face of the right side of the elastic anti-moving piece 303, a clamping port 307 is further formed in the front portion of the third wrapping surface 33, and the lower elastic piece 302 and the third wrapping surface 33 are clamped through the clamping port 307.

In one embodiment, the male terminal insertion section 30 and the holding section 20 are fixedly connected through a connecting structure 40, the connecting structure 40 is a U-shaped structure, an upper cover 401 is disposed on the upper surface of the connecting structure 40, a clamping groove 402 is disposed on a side edge of the upper cover 401, a clamping portion 403 extends upward from an edge of another side wall of the connecting structure 40, and the clamping portion 403 is matched with the clamping groove 402, so that a package design of the male terminal insertion section 30 can be prevented from being seriously deformed in a transportation or assembly process of the terminal.

The working principle is as follows: firstly, the utility model discloses set up as a U type structure at female terminal's fixed holding section 20, fine increase the cross section of conductor to reduce the resistance of conductor, in addition, draw barb structure 201 that the material set up on the both sides of U type side wall can fixed holding female terminal, avoid female terminal structure to swing in the terminal groove in matching with the plastic body group, guarantee the functional contact of assembly body;

in one embodiment, at least one set of the barb structures 201 is horizontally provided with a secondary barb 202 at the bottom end.

Further, the male terminal insertion section 30 connected to the front end of the holding section 20 of the female terminal structure is made of a wrapping design and includes a first wrapping surface 35, a second wrapping surface 35, a third wrapping surface 35, a fourth wrapping surface 35, and a double spring structure 34. The elasticity that sets up on the fourth parcel face 35 prevents moving back piece 303 and barb 305 that the terminal surface set up perpendicularly under the elasticity prevents moving back piece 303 right side, when in the assembling process with the plastic body prevent moving back barb structure and match, elasticity prevents moving back piece 303 butt prevent moving back barb structure, realize the stopping effect.

In addition, the double-spring structure 34 is horizontally located inside the package design and specifically designed as: the left end and the right end of the first wrapping surface 31 are respectively provided with an upper elastic sheet 301 and a lower elastic sheet 302 in a horizontally inward extending mode, the contact of the upper elastic sheet 301 is located above the lower elastic sheet 302, double elastic sheets are achieved, and the upper elastic sheet and the lower elastic sheet can effectively avoid damage and deformation under the protection of other wrapping surfaces.

Finally, the first wrapping surface 31 is provided with a side blanking groove 304 and the third wrapping surface 33 is provided with a visual window 306, so that the visualization of the relationship and the position of the upper elastic sheet 301 and the lower elastic sheet 302 in the male terminal inserting process is realized.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims (10)

1. A board-to-board connector female terminal structure, comprising:

the fixing section comprises a U-shaped body structure, the U-shaped body structure comprises a left wall, a bottom surface and a right wall, the left wall and the right wall are symmetrically provided with a plurality of groups of barb structures, and the barb structures are horizontal to the bottom surface;

the welding section comprises a welding leg, and one end of the welding leg is connected with the fixing section;

the male terminal inserting section is of a wrapping structure and is connected with the fixing section.

2. The female terminal structure of a board-to-board connector as claimed in claim 1, wherein at least one set of said barb structures has a secondary barb extending horizontally from the side thereof.

3. The female terminal structure of claim 1, wherein the male terminal insertion section comprises an integrally formed U-shaped wrapping structure, the U-shaped wrapping structure comprises a first wrapping surface, a second wrapping surface and a third wrapping surface, and the first wrapping surface and the third wrapping surface are vertically disposed on two sides of the second wrapping surface respectively.

4. The female terminal structure of a board-to-board connector according to claim 3, wherein an upper spring plate is horizontally and inwardly arranged at the rear part of the first wrapping surface of the U-shaped wrapping structure, a lower spring plate is horizontally and inwardly arranged at the front part of the first wrapping surface, and the upper spring plate and the lower spring plate form an included angle of 90 degrees with the first wrapping surface.

5. The female terminal structure of claim 4, wherein the contacts of the upper spring plate are located above the contacts of the lower spring plate, and the upper spring plate and the lower spring plate are aligned with each other with a gap.

6. The female terminal structure of a board-to-board connector as claimed in claim 3, wherein a fourth wrapping surface is horizontally and inwardly disposed on the third wrapping surface of the U-shaped wrapping structure, the fourth wrapping surface is provided with an elastic anti-back-off piece, and a barb is vertically disposed on the lower end surface of the right side of the elastic anti-back-off piece.

7. The female terminal structure of claim 3, wherein the first wrapping surface and the third wrapping surface are each formed with a side blanking groove.

8. The female terminal structure of a board-to-board connector according to claim 4, wherein a clip interface is formed at the front of the third wrapping surface, and the lower spring plate is clipped to the third wrapping surface through the clip interface.

9. The female terminal structure of claim 1, wherein the male terminal insertion section is fixedly connected to the holding section by a connecting structure, the connecting structure is U-shaped, and an upper cover is disposed on an upper surface of the connecting structure.

10. The female terminal structure of claim 9, wherein a slot is formed on a side of the upper cover, and a locking portion is formed on an edge of a side wall of the connecting structure, and the locking portion is engaged with the slot.

Images